• java-四则运算-五-网页版--with刘童格


    <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 <style type="text/css">
     9 body 
    10 {
    11     background-image: url(image/19.jpg);
    12 }
    13 </style>
    14 </head>
    15 <body>
    16 <%
    17 try
    18 {
    19     int tishu=Integer.parseInt(request.getParameter("geshu"));
    20     int fanwei=Integer.parseInt(request.getParameter("fanwei"));
    21     session.setAttribute("tishu", tishu);
    22     session.setAttribute("fanwei", fanwei);
    23     response.setHeader("refresh","0;url = zhengshu.jsp");
    24 }
    25 catch(Exception e)
    26 {
    27     %>
    28     <script type="text/javascript">
    29     alert("输入错误,点击确定返回重新输入!!!")
    30     </script>
    31     <%
    32     response.setHeader("refresh","0;url = error.jsp");
    33 }
    34 %>
    35 </body>
    36 </html>
    

      

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/7.jpg);
    }
    </style>
    </head>
    <body>
    <form id="form2" name="form2" method="post" action="chaundi.jsp">
    <div style="text-align:center;color:#F09">
    <br>
        <br>
        <br>
        <br>
        <br>
        <br>
    请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
    请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
    <input name="" type="submit" value="提交" />
    </div>
    </form>
    </body>
    </html>
    

      

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/19.jpg);
    }
    </style>
    </head>
    <body>
    <%
    try
    {
        int tishu=Integer.parseInt(request.getParameter("geshu"));
        int fanwei=Integer.parseInt(request.getParameter("fanwei"));
        session.setAttribute("tishu", tishu);
        session.setAttribute("fanwei", fanwei);
        response.setHeader("refresh","0;url = fenshu.jsp");
    }
    catch(Exception e)
    {
        %>
        
        <script type="text/javascript">
        alert("输入错误,点击确定返回重新输入!!!")
        </script>
        <%
        response.setHeader("refresh","0;url = fenerror.jsp");
    }
    %>
    </body>
    </html>
    

      

     <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 <style type="text/css">
     9 body 
    10 {
    11     background-image: url(image/7.jpg);
    12 }
    13 </style>
    14 </head>
    15 <body>
    16 <form id="form2" name="form2" method="post" action="fenchuandi.jsp">
    17 <div style="text-align:center;color:#F09">
    18 <br>
    19     <br>
    20     <br>
    21     <br>
    22     <br>
    23     <br>
    24 请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
    25 请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
    26 <input name="" type="submit" value="提交" />
    27 </div>
    28 </form>
    29 </body>
    30 </html>
    

      

      1 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
      2   2     pageEncoding="UTF-8" import="java.util.Random"%>
      3   3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
      4   4 <html>
      5   5 <head>
      6   6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      7   7 <title>Insert title here</title>
      8   8 <style type="text/css">
      9   9 body 
     10  10 {
     11  11     background-image: url(image/4.jpg);
     12  12 }
     13  13 </style>
     14  14 </head>
     15  15 <body>
     16  16 <%!
     17  17 class Suan2//真分数的运算类
     18  18 {
     19  19     public int m,n,x,y,c;//定义4个变量,还有一个符号变量
     20  20     public Random random=new Random();
     21  21     String s;//生成的计算式储存咋m里面
     22  22     int fanwei;
     23  23     public void shengcheng(int fanwei1)
     24  24     {
     25  25         fanwei=fanwei1;
     26  26         c=random.nextInt(4);
     27  27         x=random.nextInt(fanwei);
     28  28         y=random.nextInt(fanwei);
     29  29         m=random.nextInt(fanwei);
     30  30         n=random.nextInt(fanwei);//生成4个随机数在50以内,赋给x,y,m,n
     31  31         String fuhao;
     32  32         for(int i=0;;i++)
     33  33         {
     34  34             if(x==0)//不能生成0
     35  35             {
     36  36             x=random.nextInt(fanwei);
     37  37             }
     38  38             else
     39  39             {
     40  40                 break;
     41  41             }
     42  42         }
     43  43         for(int i=0;;i++)
     44  44         {
     45  45             if(y==0||y==x)//不能生成0
     46  46             {
     47  47             y=random.nextInt(fanwei);
     48  48             }
     49  49             else
     50  50             {
     51  51                 break;
     52  52             }
     53  53         }
     54  54         for(int i=0;;i++)
     55  55         {
     56  56             if(m==0)//不能生成0
     57  57             {
     58  58             m=random.nextInt(fanwei);
     59  59             }
     60  60             else
     61  61             {
     62  62                 break;
     63  63             }
     64  64         }
     65  65         for(int i=0;;i++)
     66  66         {
     67  67             if(n==0||m==n)//不能生成0
     68  68             {
     69  69             n=random.nextInt(fanwei);
     70  70             }
     71  71             else
     72  72             {
     73  73                 break;
     74  74             }
     75  75         }
     76  76         if(c==0)//通整数一样,0是加法,1减法,2乘法,3除法
     77  77          {
     78  78              fuhao="+";
     79  79          }
     80  80          else if(c==1)
     81  81          {
     82  82              fuhao="-";
     83  83          }
     84  84          else if(c==2)
     85  85          {
     86  86              fuhao="*";
     87  87          }
     88  88          else
     89  89          {
     90  90              fuhao="/";
     91  91          }
     92  92         int gongyue=Gongyue(x,y);
     93  93         x=x/gongyue;
     94  94         y=y/gongyue;
     95  95         gongyue=Gongyue(m,n);
     96  96         m=m/gongyue;
     97  97         n=n/gongyue;
     98  98     }
     99  99     public String shuchu()//定义输出函数
    100 100     {
    101 101         if(c==0)
    102 102         {
    103 103             if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
    104 104             {
    105 105             s=y+"/"+x+"  +  "+n+"/"+m+"=";
    106 106             return jisuan(x,y,m,n,c);//返回计算结果
    107 107             }
    108 108             else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
    109 109             {
    110 110                 s=y+"/"+x+"  +  "+m+"/"+n+"=";
    111 111                 return jisuan(x,y,n,m,c);//返回计算结果
    112 112             }
    113 113             else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
    114 114             {
    115 115                 s=x+"/"+y+"  +  "+n+"/"+m+"=";
    116 116                 return jisuan(y,x,m,n,c);//返回计算结果
    117 117             }
    118 118             else//生成的分母必须大于分子,输出不同的结果
    119 119             {
    120 120                 s=x+"/"+y+"  +  "+m+"/"+n+"=";
    121 121                 return jisuan(y,x,n,m,c);//返回计算结果
    122 122             }
    123 123         }
    124 124         else if(c==1)
    125 125         {
    126 126             double x1=Double.parseDouble(String.valueOf(x));
    127 127             double y1=Double.parseDouble(String.valueOf(y));
    128 128             double m1=Double.parseDouble(String.valueOf(m));
    129 129             double n1=Double.parseDouble(String.valueOf(n));    
    130 130             if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
    131 131             {    
    132 132                 if((y1/x1)>(n1/m1))
    133 133                 {
    134 134                     s=y+"/"+x+"  -  "+n+"/"+m+"=";
    135 135                     return jisuan(x,y,m,n,c);//返回计算结果
    136 136                 }
    137 137                 else
    138 138                 {
    139 139                     s=n+"/"+m+"  -  "+y+"/"+x+"=";
    140 140                     return jisuan(m,n,x,y,c);//返回计算结果
    141 141                 }
    142 142             }
    143 143             else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
    144 144             {
    145 145                 if((y1/x1)>(m1/n1))//减数必须大于被减数
    146 146                 {
    147 147                     s=y+"/"+x+"  -  "+m+"/"+n+"=";
    148 148                     return jisuan(x,y,n,m,c);//返回计算结果
    149 149                 }
    150 150                 else//减数必须大于被减数
    151 151                 {
    152 152                     s=m+"/"+n+"  -  "+y+"/"+x+"=";
    153 153                     return jisuan(n,m,x,y,c);//返回计算结果
    154 154                 }
    155 155             }
    156 156             else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
    157 157             {
    158 158                 if((x1/y1)>(n1/m1))//减数必须大于被减数
    159 159                 {
    160 160                     s=x+"/"+y+"  -  "+n+"/"+m+"=";
    161 161                     return jisuan(y,x,m,n,c);
    162 162                 }
    163 163                 else//减数必须大于被减数
    164 164                 {
    165 165                     s=n+"/"+m+"  -  "+x+"/"+y+"=";
    166 166                     return jisuan(m,n,y,x,c);//返回计算结果
    167 167                 }
    168 168             }
    169 169             else
    170 170             {
    171 171                 if((x1/y1)>(m1/n1))//生成的分母必须大于分子,输出不同的结果//减数必须大于被减数
    172 172                 {
    173 173                     s=x+"/"+y+"  -  "+m+"/"+n+"=";
    174 174                     return jisuan(y,x,n,m,c);//返回计算结果
    175 175                 }
    176 176                 else//减数必须大于被减数
    177 177                 {
    178 178                     s=m+"/"+n+"  -  "+x+"/"+y+"=";
    179 179                     return jisuan(n,m,y,x,c);//返回计算结果
    180 180                 }
    181 181             }
    182 182         }
    183 183         else if(c==2)
    184 184         {
    185 185             if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
    186 186             {
    187 187             s=y+"/"+x+"  *  "+n+"/"+m+"=";
    188 188             return jisuan(x,y,m,n,c);//返回计算结果
    189 189             }
    190 190             else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
    191 191             {
    192 192                 s=y+"/"+x+"  *  "+m+"/"+n+"=";
    193 193                 return jisuan(x,y,n,m,c);//返回计算结果
    194 194             }
    195 195             else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
    196 196             {
    197 197                 s=x+"/"+y+"  *  "+n+"/"+m+"=";
    198 198                 return jisuan(y,x,m,n,c);
    199 199             }
    200 200             else//生成的分母必须大于分子,输出不同的结果
    201 201             {
    202 202                 s=x+"/"+y+"  *  "+m+"/"+n+"=";
    203 203                 return jisuan(y,x,n,m,c);//返回计算结果
    204 204             }
    205 205         }
    206 206         else
    207 207         {
    208 208             if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
    209 209             {
    210 210             s=y+"/"+x+"  /  "+n+"/"+m+"=";
    211 211             return jisuan(x,y,m,n,c);//返回计算结果
    212 212             }
    213 213             else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
    214 214             {
    215 215                 s=y+"/"+x+"  /  "+m+"/"+n+"=";
    216 216                 return jisuan(x,y,n,m,c);//返回计算结果
    217 217             }
    218 218             else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
    219 219             {
    220 220                 s=x+"/"+y+"  /  "+n+"/"+m+"=";
    221 221                 return jisuan(y,x,m,n,c);//返回计算结果
    222 222             }
    223 223             else//生成的分母必须大于分子,输出不同的结果
    224 224             {
    225 225                 s=x+"/"+y+"  /  "+m+"/"+n+"=";
    226 226                 return jisuan(y,x,n,m,c);//返回计算结果
    227 227             }
    228 228         }
    229 229     }
    230 230     public String jisuan(int a,int b,int c,int d,int m)//计算结果的函数
    231 231     {
    232 232         String daan;
    233 233         int gongyue,gongbei;
    234 234         if(m==0)//加法计算的结果算法
    235 235         {
    236 236             gongbei=Gongbei(a,c);//求两个分母的最小公倍数
    237 237             int s1,s2,s3;
    238 238             s1=gongbei/a;
    239 239             s2=gongbei/c;
    240 240             s3=b*s1+d*s2;
    241 241             if(s3==gongbei)
    242 242             {
    243 243                 return("1");
    244 244             }
    245 245             else
    246 246             {
    247 247                 gongyue=Gongyue(s3,gongbei);
    248 248                 int fenzi=s3/gongyue,fenmu=gongbei/gongyue;
    249 249                 if(fenzi<fenmu)
    250 250                 {
    251 251                     daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
    252 252                     return daan;
    253 253                 }
    254 254                 else
    255 255                 {
    256 256                     int zhi=fenzi/fenmu;
    257 257                     daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
    258 258                     return daan;
    259 259                 }
    260 260             }
    261 261         }
    262 262         else if(m==1)//减法计算的结果算法
    263 263         {
    264 264             gongbei=Gongbei(a,c);
    265 265             int s1,s2,s3;
    266 266             s1=gongbei/a;
    267 267             s2=gongbei/c;
    268 268             s3=b*s1-d*s2;
    269 269             if(s3==gongbei)
    270 270             {
    271 271                 return("1");
    272 272             }
    273 273             else
    274 274             {
    275 275                 if(s3==0)
    276 276                 {
    277 277                     daan=String.valueOf("0");
    278 278                     return daan;
    279 279                 }
    280 280                 else
    281 281                 {
    282 282                 gongyue=Gongyue(s3,gongbei);
    283 283                 int fenzi=s3/gongyue,fenmu=gongbei/gongyue;
    284 284                 if(fenzi<fenmu)
    285 285                 {
    286 286                     daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
    287 287                     return daan;
    288 288                 }
    289 289                 else
    290 290                 {
    291 291                     int zhi=fenzi/fenmu;
    292 292                     daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
    293 293                     return daan;
    294 294                 }
    295 295                 }
    296 296             }
    297 297         }
    298 298         else if(m==2)//乘法计算的结果算法
    299 299         {
    300 300             int s1,s2;
    301 301             s1=a*c;
    302 302             s2=b*d;
    303 303             if(s1==s2)
    304 304             {
    305 305                 return("1");
    306 306             }
    307 307             else
    308 308             {
    309 309                 gongyue=Gongyue(s1,s2);
    310 310                 int fenzi=s2/gongyue,fenmu=s1/gongyue;
    311 311                 if(fenzi<fenmu)
    312 312                 {
    313 313                     daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
    314 314                     return daan;
    315 315                 }
    316 316                 else
    317 317                 {
    318 318                     int zhi=fenzi/fenmu;
    319 319                     daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
    320 320                     return daan;
    321 321                 }
    322 322             }
    323 323         }
    324 324         else//除法计算的结果算法
    325 325         {
    326 326             int s1,s2;
    327 327             s1=a*d;
    328 328             s2=b*c;
    329 329             if(s1==s2)
    330 330             {
    331 331                 return("1");
    332 332             }
    333 333             else
    334 334             {
    335 335                 gongyue=Gongyue(s1,s2);
    336 336                 int fenzi=s2/gongyue,fenmu=s1/gongyue;
    337 337                 if(fenzi<fenmu)
    338 338                 {
    339 339                     daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
    340 340                     return daan;
    341 341                 }
    342 342                 else
    343 343                 {
    344 344                     int zhi=fenzi/fenmu;
    345 345                     daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
    346 346                     return daan;
    347 347                 }
    348 348             }
    349 349         }
    350 350     }
    351 351     public int Gongbei(int a,int c)//求最小公倍数的函数
    352 352     {
    353 353         int gongbei;
    354 354         if(a>c)
    355 355         {
    356 356             gongbei=a;//公倍数从大的开始
    357 357             while(gongbei<=a*c)
    358 358             {
    359 359                 if(gongbei%a==0&&gongbei%c==0)
    360 360                 {
    361 361                     break;
    362 362                 }
    363 363                 gongbei++;
    364 364             }
    365 365         }
    366 366         else
    367 367         {
    368 368             gongbei=c;//公倍数从大的开始
    369 369             while(gongbei<=a*c)
    370 370             {
    371 371                 if(gongbei%a==0&&gongbei%c==0)
    372 372                 {
    373 373                     break;
    374 374                 }
    375 375                 gongbei++;
    376 376             }
    377 377         }
    378 378         return gongbei;
    379 379     }
    380 380     public int Gongyue(int gongbei,int s3)//求最大公约数的函数
    381 381     {
    382 382         int i=1,gongyue=0;
    383 383         if(gongbei>s3)//公约数从1到最小的数
    384 384         {
    385 385             while(i<=s3)
    386 386             {
    387 387                 if(gongbei%i==0&&s3%i==0)
    388 388                 {
    389 389                     gongyue=i;
    390 390                 }
    391 391                 i++;
    392 392             }
    393 393             return gongyue;
    394 394         }
    395 395         else
    396 396         {
    397 397             while(i<=gongbei)
    398 398             {
    399 399                 if(gongbei%i==0&&s3%i==0)
    400 400                 {
    401 401                     gongyue=i;
    402 402                 }
    403 403                 i++;
    404 404             }
    405 405             return gongyue;
    406 406         }
    407 407     }
    408 408     public int jianyan(String a[],int l)//检验是否生成重复计算式的函数
    409 409     {
    410 410          int flag=1;
    411 411            for(int i=0;i<l;i++)
    412 412            {
    413 413                if(s.equals(a[i]))
    414 414                {
    415 415                   flag=0;
    416 416                   break;
    417 417                }
    418 418            }
    419 419            return flag;
    420 420     }
    421 421 }
    422 422 Random random=new Random();
    423 423 int tishu;
    424 424 int fanwei;
    425 425 int m=0;
    426 426 String shuju[]=new String[10000]; 
    427 427 int flag=0;
    428 428 Suan2 a=new Suan2();
    429 429 String daan,daan1;
    430 430 %>
    431 431 <%
    432 432 tishu=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    433 433 fanwei=Integer.parseInt((String.valueOf(session.getAttribute("fanwei"))));
    434 434 session.setAttribute("tishu", tishu);
    435 435 if(m<tishu)
    436 436 {
    437 437     a.shengcheng(fanwei);
    438 438     String f=a.shuchu();
    439 439     shuju[m]=a.s;
    440 440     flag=a.jianyan(shuju, m);//返回是否有重复
    441 441     if(flag==1)//如果没有就是1
    442 442     {
    443 443     if(m+1==tishu)
    444 444     {daan=a.shuchu();
    445 445     session.setAttribute("shuju", shuju[m]);
    446 446     session.setAttribute("daan", daan);
    447 447     session.setAttribute("m", m);
    448 448         %>
    449 449     <form id="form2" name="form2" method="post" action="fenshuhuoqu.jsp">
    450 450     <div style="text-align:center">
    451 451     <br>
    452 452     <br>
    453 453     <br>
    454 454     <br>
    455 455     <br>
    456 456     <br>
    457 457     <br>
    458 458     <br>
    459 459     <br>
    460 460     <br>
    461 461     <br>
    462 462     <br>
    463 463     <br>
    464 464     <%out.print(m+1+"."+shuju[m]+"=");
    465 465     m=0;%>
    466 466     <br>
    467 467     <br>
    468 468     <br>
    469 469     <br>
    470 470     请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
    471 471     <input name="" type="submit" value="提交" />
    472 472     </div>
    473 473     </form>
    474 474         <%
    475 475     }
    476 476     else
    477 477     {
    478 478         daan=a.shuchu();
    479 479         session.setAttribute("shuju", shuju[m]);
    480 480         session.setAttribute("daan", daan);
    481 481         session.setAttribute("m", m);
    482 482         %>
    483 483     <form id="form2" name="form2" method="post" action="fenshuhuoqu.jsp">
    484 484     <div style="text-align:center">
    485 485     <br>
    486 486     <br>
    487 487     <br>
    488 488     <br>
    489 489     <br>
    490 490     <br>
    491 491     <br>
    492 492     <br>
    493 493     <br>
    494 494     <br>
    495 495     <br>
    496 496     <br>
    497 497     <br>
    498 498     <%out.print(m+1+"."+shuju[m]+"=");%>
    499 499     <br>
    500 500     <br>
    501 501     <br>
    502 502     <br>
    503 503     请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
    504 504     <input name="" type="submit" value="下一个" />
    505 505     </div>
    506 506     </form>
    507 507         <%
    508 508         m++;
    509 509         flag=0;
    510 510     }
    511 511     
    512 512     }
    513 513     else
    514 514     {
    515 515         response.setHeader("refresh","0;url = zhengshu.jsp");
    516 516     }
    517 517 }
    518 518 %>
    519 519 </body>
    520 520 </html>
    View Code

      

     1 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
     2  2     pageEncoding="UTF-8" import="java.sql.Connection" import="java.sql.DriverManager"%>
     3  3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4  4 <html>
     5  5 <head>
     6  6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7  7 <title>Insert title here</title>
     8  8 <style type="text/css">
     9  9 body 
    10 10 {
    11 11     background-image: url(image/18.jpg);
    12 12 }
    13 13 </style>
    14 14 </head>
    15 15 <body>
    16 16 <%!
    17 17 int tishu1;
    18 18 String error="",zhengque=""; 
    19 19 %>
    20 20 <%
    21 21 try
    22 22 {
    23 23 Connection con = null; //定义一个MYSQL链接对象
    24 24 Class.forName("com.mysql.jdbc.Driver").newInstance(); //MYSQL驱动
    25 25 con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "20153246"); //链接本地MYSQL
    26 26 java.sql.Statement stmt; //创建声明
    27 27 stmt = con.createStatement();
    28 28 String shuju=String.valueOf(session.getAttribute("shuju"));
    29 29 String daan=String.valueOf(session.getAttribute("daan"));
    30 30 int m=Integer.parseInt(String.valueOf(session.getAttribute("m")));
    31 31 tishu1=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    32 32 String daan1=request.getParameter("daan1");
    33 33 String sql="INSERT INTO 真分数的四则计算 (shizi,result,userresult) VALUES ('"+shuju+" = "+"','"+daan+"','"+daan1+"')";
    34 34 stmt.executeUpdate(sql);
    35 35 if(daan.equals(daan1))
    36 36 {
    37 37     zhengque=zhengque+String.valueOf(m+1)+",";
    38 38 }
    39 39 else
    40 40 {
    41 41     error=error+String.valueOf(m+1)+",";
    42 42 }
    43 43 if(m+1==tishu1)
    44 44 {
    45 45     sql="INSERT INTO Grade (zhengque,cuowu) VALUES ('"+zhengque+"','"+error+"')";
    46 46     stmt.executeUpdate(sql);             
    47 47     
    48 48     %>
    49 49    <form id="form2" name="form2" method="post" action="xuanze.html">
    50 50        <div style="text-align:center;color:#F00">
    51 51        <strong>
    52 52        <br>
    53 53     <br>
    54 54     <br>
    55 55     <br>
    56 56     <br>
    57 57     <br>
    58 58     <br>
    59 59     <br>
    60 60     <br>
    61 61     <br>
    62 62     <br>
    63 63     <br>
    64 64     <br>
    65 65     <br>
    66 66        <%
    67 67        out.print("正确的题目是:"+zhengque+"<br>"+"错误的题目是:"+error+"<br>"+"点击确定返回主界面"); 
    68 68         zhengque="";
    69 69     error="";  %>
    70 70        <input name="" type="submit" value="确定" />
    71 71        </strong>
    72 72        </div>
    73 73        </form>
    74 74        <%
    75 75 }
    76 76 else
    77 77 {
    78 78 response.setHeader("refresh","0;url = fenshu.jsp");
    79 79 }
    80 80 }
    81 81 catch (Exception e) 
    82 82 {
    83 83     System.out.print("MYSQL ERROR:" + e.getMessage());
    84 84 } 
    85 85 %>
    86 86 </body>
    87 87 </html>
    View Code
     

      

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8" import="java.util.Random"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/4.jpg);
    }
    </style>
    </head>
    <body>
    <%!
    class Suan1//生成整数计算的类
    {
        public int x,y,c;//定义两个变量,还有一个符号变量
        public Random random=new Random();//定义随机数
        String m;//生成的计算式储存咋m里面
        int fanwei;
        public String shengcheng(int fanwei1)//自动生成数的函数
        {
             fanwei=fanwei1;
             c=random.nextInt(4);//生成符号
             String fuhao;
             x=random.nextInt(fanwei);//生成100以内的自然数
             y=random.nextInt(fanwei);
             if(c==0)//0是加法
             {
                 fuhao="+";
                 m=String.valueOf(x)+fuhao+String.valueOf(y);
                 
             }
             else if(c==1)//1是减法
             {
                 fuhao="-";
                 if(x>=y)
                 {
                     m=String.valueOf(x)+fuhao+String.valueOf(y);
                 }
                 else
                 {
                     m=String.valueOf(y)+fuhao+String.valueOf(x);
                 }
             }
             else if(c==2)
             {
                 fuhao="*";
                 m=String.valueOf(x)+fuhao+String.valueOf(y);
             }
             else
             {
                 fuhao="/";
                 for(int i=0;;i++)
                 {
                     if(y==0)
                     {
                         y=random.nextInt(fanwei);
                     }
                     else
                     {
                         break;
                     }
                 }
                 m=String.valueOf(x)+fuhao+String.valueOf(y);
             }
             return m;
             
        }
        public String shuchu()//定义输出函数
        {
            if(c==0)
            {
                return (String.valueOf(x+y));//并且返回计算的结果
            }
            else if(c==1)
            {
                if(x>=y)//将较大的数放在前面,不能出现负数
                {
                return (String.valueOf(x-y));
                }
                else
                {
                return (String.valueOf(y-x));
                }
            }
            else if(c==2)
            {
                return (String.valueOf(x*y));
            }
            else
            {
                if(x%y==0)
                {
                    return (String.valueOf(x/y));
                }
                else
                {
                    if(x>y)
                    {
                    int shang=x/y;
                    int yushu=x-y*shang;
                    return (String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y));
                    }
                    else
                    {
                    return (String.valueOf(x)+"/"+String.valueOf(y));
                    }
                }
            }
        }
        public int fanhuic()
        {
            return c;
        }
        public int jianyan(String a[],int s)//检验是否有重复的式子,如果有返回0,没有就返回1
        {
           int flag=1;
           for(int i=0;i<s;i++)
           {
               if(m.equals(a[i]))//数组a里面是生成的式子
               {
                  flag=0;
                  break;
               }
           }
           return flag;
        }
    }
    class Suan2//真分数的运算类
    {
        public int m,n,x,y,c;//定义4个变量,还有一个符号变量
        public Random random=new Random();
        String s;//生成的计算式储存咋m里面
        int fanwei;
        public void shengcheng(int fanwei1)
        {
            fanwei=fanwei1;
            c=random.nextInt(4);
            x=random.nextInt(fanwei);
            y=random.nextInt(fanwei);
            m=random.nextInt(fanwei);
            n=random.nextInt(fanwei);//生成4个随机数在50以内,赋给x,y,m,n
            String fuhao;
            for(int i=0;;i++)
            {
                if(x==0)//不能生成0
                {
                x=random.nextInt(fanwei);
                }
                else
                {
                    break;
                }
            }
            for(int i=0;;i++)
            {
                if(y==0||y==x)//不能生成0
                {
                y=random.nextInt(fanwei);
                }
                else
                {
                    break;
                }
            }
            for(int i=0;;i++)
            {
                if(m==0)//不能生成0
                {
                m=random.nextInt(fanwei);
                }
                else
                {
                    break;
                }
            }
            for(int i=0;;i++)
            {
                if(n==0||m==n)//不能生成0
                {
                n=random.nextInt(fanwei);
                }
                else
                {
                    break;
                }
            }
            if(c==0)//通整数一样,0是加法,1减法,2乘法,3除法
             {
                 fuhao="+";
             }
             else if(c==1)
             {
                 fuhao="-";
             }
             else if(c==2)
             {
                 fuhao="*";
             }
             else
             {
                 fuhao="/";
             }
            int gongyue=Gongyue(x,y);
            x=x/gongyue;
            y=y/gongyue;
            gongyue=Gongyue(m,n);
            m=m/gongyue;
            n=n/gongyue;
        }
        public String shuchu()//定义输出函数
        {
            if(c==0)
            {
                if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                s=y+"/"+x+"  +  "+n+"/"+m+"=";
                return jisuan(x,y,m,n,c);//返回计算结果
                }
                else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
                {
                    s=y+"/"+x+"  +  "+m+"/"+n+"=";
                    return jisuan(x,y,n,m,c);//返回计算结果
                }
                else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                    s=x+"/"+y+"  +  "+n+"/"+m+"=";
                    return jisuan(y,x,m,n,c);//返回计算结果
                }
                else//生成的分母必须大于分子,输出不同的结果
                {
                    s=x+"/"+y+"  +  "+m+"/"+n+"=";
                    return jisuan(y,x,n,m,c);//返回计算结果
                }
            }
            else if(c==1)
            {
                double x1=Double.parseDouble(String.valueOf(x));
                double y1=Double.parseDouble(String.valueOf(y));
                double m1=Double.parseDouble(String.valueOf(m));
                double n1=Double.parseDouble(String.valueOf(n));    
                if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {    
                    if((y1/x1)>(n1/m1))
                    {
                        s=y+"/"+x+"  -  "+n+"/"+m+"=";
                        return jisuan(x,y,m,n,c);//返回计算结果
                    }
                    else
                    {
                        s=n+"/"+m+"  -  "+y+"/"+x+"=";
                        return jisuan(m,n,x,y,c);//返回计算结果
                    }
                }
                else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
                {
                    if((y1/x1)>(m1/n1))//减数必须大于被减数
                    {
                        s=y+"/"+x+"  -  "+m+"/"+n+"=";
                        return jisuan(x,y,n,m,c);//返回计算结果
                    }
                    else//减数必须大于被减数
                    {
                        s=m+"/"+n+"  -  "+y+"/"+x+"=";
                        return jisuan(n,m,x,y,c);//返回计算结果
                    }
                }
                else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                    if((x1/y1)>(n1/m1))//减数必须大于被减数
                    {
                        s=x+"/"+y+"  -  "+n+"/"+m+"=";
                        return jisuan(y,x,m,n,c);
                    }
                    else//减数必须大于被减数
                    {
                        s=n+"/"+m+"  -  "+x+"/"+y+"=";
                        return jisuan(m,n,y,x,c);//返回计算结果
                    }
                }
                else
                {
                    if((x1/y1)>(m1/n1))//生成的分母必须大于分子,输出不同的结果//减数必须大于被减数
                    {
                        s=x+"/"+y+"  -  "+m+"/"+n+"=";
                        return jisuan(y,x,n,m,c);//返回计算结果
                    }
                    else//减数必须大于被减数
                    {
                        s=m+"/"+n+"  -  "+x+"/"+y+"=";
                        return jisuan(n,m,y,x,c);//返回计算结果
                    }
                }
            }
            else if(c==2)
            {
                if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                s=y+"/"+x+"  *  "+n+"/"+m+"=";
                return jisuan(x,y,m,n,c);//返回计算结果
                }
                else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
                {
                    s=y+"/"+x+"  *  "+m+"/"+n+"=";
                    return jisuan(x,y,n,m,c);//返回计算结果
                }
                else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                    s=x+"/"+y+"  *  "+n+"/"+m+"=";
                    return jisuan(y,x,m,n,c);
                }
                else//生成的分母必须大于分子,输出不同的结果
                {
                    s=x+"/"+y+"  *  "+m+"/"+n+"=";
                    return jisuan(y,x,n,m,c);//返回计算结果
                }
            }
            else
            {
                if(x>y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                s=y+"/"+x+"  /  "+n+"/"+m+"=";
                return jisuan(x,y,m,n,c);//返回计算结果
                }
                else if(x>y&&m<n)//生成的分母必须大于分子,输出不同的结果
                {
                    s=y+"/"+x+"  /  "+m+"/"+n+"=";
                    return jisuan(x,y,n,m,c);//返回计算结果
                }
                else if(x<y&&m>n)//生成的分母必须大于分子,输出不同的结果
                {
                    s=x+"/"+y+"  /  "+n+"/"+m+"=";
                    return jisuan(y,x,m,n,c);//返回计算结果
                }
                else//生成的分母必须大于分子,输出不同的结果
                {
                    s=x+"/"+y+"  /  "+m+"/"+n+"=";
                    return jisuan(y,x,n,m,c);//返回计算结果
                }
            }
        }
        public String jisuan(int a,int b,int c,int d,int m)//计算结果的函数
        {
            String daan;
            int gongyue,gongbei;
            if(m==0)//加法计算的结果算法
            {
                gongbei=Gongbei(a,c);//求两个分母的最小公倍数
                int s1,s2,s3;
                s1=gongbei/a;
                s2=gongbei/c;
                s3=b*s1+d*s2;
                if(s3==gongbei)
                {
                    return("1");
                }
                else
                {
                    gongyue=Gongyue(s3,gongbei);
                    int fenzi=s3/gongyue,fenmu=gongbei/gongyue;
                    if(fenzi<fenmu)
                    {
                        daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                    else
                    {
                        int zhi=fenzi/fenmu;
                        daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                }
            }
            else if(m==1)//减法计算的结果算法
            {
                gongbei=Gongbei(a,c);
                int s1,s2,s3;
                s1=gongbei/a;
                s2=gongbei/c;
                s3=b*s1-d*s2;
                if(s3==gongbei)
                {
                    return("1");
                }
                else
                {
                    if(s3==0)
                    {
                        daan=String.valueOf("0");
                        return daan;
                    }
                    else
                    {
                    gongyue=Gongyue(s3,gongbei);
                    int fenzi=s3/gongyue,fenmu=gongbei/gongyue;
                    if(fenzi<fenmu)
                    {
                        daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                    else
                    {
                        int zhi=fenzi/fenmu;
                        daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                    }
                }
            }
            else if(m==2)//乘法计算的结果算法
            {
                int s1,s2;
                s1=a*c;
                s2=b*d;
                if(s1==s2)
                {
                    return("1");
                }
                else
                {
                    gongyue=Gongyue(s1,s2);
                    int fenzi=s2/gongyue,fenmu=s1/gongyue;
                    if(fenzi<fenmu)
                    {
                        daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                    else
                    {
                        int zhi=fenzi/fenmu;
                        daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                }
            }
            else//除法计算的结果算法
            {
                int s1,s2;
                s1=a*d;
                s2=b*c;
                if(s1==s2)
                {
                    return("1");
                }
                else
                {
                    gongyue=Gongyue(s1,s2);
                    int fenzi=s2/gongyue,fenmu=s1/gongyue;
                    if(fenzi<fenmu)
                    {
                        daan=String.valueOf(fenzi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                    else
                    {
                        int zhi=fenzi/fenmu;
                        daan=String.valueOf(zhi)+"‘"+String.valueOf(fenzi-fenmu*zhi)+"/"+String.valueOf(fenmu);//通分
                        return daan;
                    }
                }
            }
        }
        public int Gongbei(int a,int c)//求最小公倍数的函数
        {
            int gongbei;
            if(a>c)
            {
                gongbei=a;//公倍数从大的开始
                while(gongbei<=a*c)
                {
                    if(gongbei%a==0&&gongbei%c==0)
                    {
                        break;
                    }
                    gongbei++;
                }
            }
            else
            {
                gongbei=c;//公倍数从大的开始
                while(gongbei<=a*c)
                {
                    if(gongbei%a==0&&gongbei%c==0)
                    {
                        break;
                    }
                    gongbei++;
                }
            }
            return gongbei;
        }
        public int Gongyue(int gongbei,int s3)//求最大公约数的函数
        {
            int i=1,gongyue=0;
            if(gongbei>s3)//公约数从1到最小的数
            {
                while(i<=s3)
                {
                    if(gongbei%i==0&&s3%i==0)
                    {
                        gongyue=i;
                    }
                    i++;
                }
                return gongyue;
            }
            else
            {
                while(i<=gongbei)
                {
                    if(gongbei%i==0&&s3%i==0)
                    {
                        gongyue=i;
                    }
                    i++;
                }
                return gongyue;
            }
        }
        public int jianyan(String a[],int l)//检验是否生成重复计算式的函数
        {
             int flag=1;
               for(int i=0;i<l;i++)
               {
                   if(s.equals(a[i]))
                   {
                      flag=0;
                      break;
                   }
               }
               return flag;
        }
    }
    int tishu;
    int fanwei;
    int m=0;
    Random random=new Random();
    String shuju[]=new String[10000]; 
    int flag=0;
    Suan2 a=new Suan2();
    Suan1 b=new Suan1();
    String daan,daan1;
    %>
    <%
    tishu=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    fanwei=Integer.parseInt((String.valueOf(session.getAttribute("fanwei"))));
    session.setAttribute("tishu", tishu);
    if(m<tishu)
    {
        int t=random.nextInt(2);
        if(t==0)
        {
            a.shengcheng(fanwei);
            String f=a.shuchu();
            shuju[m]=a.s;
            flag=a.jianyan(shuju, m);//返回是否有重复
            if(flag==1)//如果没有就是1
            {
            if(m+1==tishu)
            {daan=a.shuchu();
            session.setAttribute("shuju", shuju[m]);
            session.setAttribute("daan", daan);
            session.setAttribute("m", m);
                %>
            <form id="form2" name="form2" method="post" action="fenzhenghuoqu.jsp">
            <div style="text-align:center">
            <%out.print(m+1+"."+shuju[m]+"=");
            m=0;%>
            <br>
            <br>
            <br>
            <br>
            <br>
            请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
            <input name="" type="submit" value="提交" />
            </div>
            </form>
                <%
            }
            else
            {
                daan=a.shuchu();
                session.setAttribute("shuju", shuju[m]);
                session.setAttribute("daan", daan);
                session.setAttribute("m", m);
                %>
            <form id="form2" name="form2" method="post" action="fenzhenghuoqu.jsp">
            <div style="text-align:center">
            <%out.print(m+1+"."+shuju[m]+"=");%>
            <br>
            <br>
            <br>
            <br>
            <br>
            请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
            <input name="" type="submit" value="下一个" />
            </div>
            </form>
                <%
                m++;
                flag=0;
            }
            
            }
            else
            {
                response.setHeader("refresh","0;url = fenzheng.jsp");
            }
        }
        else
        {
            shuju[m]=b.shengcheng(fanwei);//将生成的计算式储存咋数组里面
            flag=b.jianyan(shuju, m);//返回是否有重复
            if(flag==1)//如果没有就是1
            {
            if(m+1==tishu)
            {daan=b.shuchu();
            session.setAttribute("shuju", shuju[m]);
            session.setAttribute("daan", daan);
            session.setAttribute("m", m);
                %>
            <form id="form2" name="form2" method="post" action="fenzhenghuoqu.jsp">
            <div style="text-align:center">
            <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
            <%out.print(m+1+"."+shuju[m]+"=");
            m=0;%>
            <br>
            <br>
            <br>
            <br>
            请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
            <input name="" type="submit" value="提交" />
            </div>
            </form>
                <%
            }
            else
            {
                daan=b.shuchu();
                session.setAttribute("shuju", shuju[m]);
                session.setAttribute("daan", daan);
                session.setAttribute("m", m);
                %>
            <form id="form2" name="form2" method="post" action="fenzhenghuoqu.jsp">
            <div style="text-align:center">
            <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
            <%out.print(m+1+"."+shuju[m]+"=");%>
            <br>
            <br>
            <br>
            <br>
            请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
            <input name="" type="submit" value="下一个" />
            </div>
            </form>
                <%
                m++;
                flag=0;
            }
            
            }
            else
            {
                response.setHeader("refresh","1;url = fenzheng.jsp");
            }
        }
        
    }
    %>
    </body>
    </html>
    View Code
     1 <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 </head>
     9 <body>
    10 <%
    11 try
    12 {
    13     int tishu=Integer.parseInt(request.getParameter("geshu"));
    14     int fanwei=Integer.parseInt(request.getParameter("fanwei"));
    15     session.setAttribute("tishu", tishu);
    16     session.setAttribute("fanwei", fanwei);
    17     response.setHeader("refresh","0;url = fenzheng.jsp");
    18 }
    19 catch(Exception e)
    20 {
    21     %>
    22     
    23     <script type="text/javascript">
    24     alert("输入错误,点击确定返回重新输入!!!")
    25     </script>
    26     <%
    27     response.setHeader("refresh","0;url = fenzhengerror.jsp");
    28 }
    29 %>
    30 </body>
    31 </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/7.jpg);
    }
    </style>
    </head>
    <body>
    <form id="form2" name="form2" method="post" action="fenzhengchuangdi.jsp">
    <div style="text-align:center;color:#F09">
    <br>
        <br>
        <br>
        <br>
        <br>
        <br>
    请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
    请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
    <input name="" type="submit" value="提交" />
    </div>
    </form>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8" import="java.sql.Connection" import="java.sql.DriverManager"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/18.jpg);
    }
    </style>
    </head>
    <body>
    <%!
    int tishu1;
    String error="",zhengque=""; 
    %>
    <%
    try
    {
    Connection con = null; //定义一个MYSQL链接对象
    Class.forName("com.mysql.jdbc.Driver").newInstance(); //MYSQL驱动
    con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "20153246"); //链接本地MYSQL
    java.sql.Statement stmt; //创建声明
    stmt = con.createStatement();
    String shuju=String.valueOf(session.getAttribute("shuju"));
    String daan=String.valueOf(session.getAttribute("daan"));
    int m=Integer.parseInt(String.valueOf(session.getAttribute("m")));
    tishu1=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    String daan1=request.getParameter("daan1");
    String sql="INSERT INTO 整数与真分数的混合四则运算 (shizi,result,userresult) VALUES ('"+shuju+" = "+"','"+daan+"','"+daan1+"')";
    stmt.executeUpdate(sql);
    if(daan.equals(daan1))
    {
        zhengque=zhengque+String.valueOf(m+1)+",";
    }
    else
    {
        error=error+String.valueOf(m+1)+",";
    }
    if(m+1==tishu1)
    {
        sql="INSERT INTO Grade (zhengque,cuowu) VALUES ('"+zhengque+"','"+error+"')";
        stmt.executeUpdate(sql);             
        
        %>
       <form id="form2" name="form2" method="post" action="xuanze.html">
           <div style="text-align:center;color:#F00">
           <strong>
           <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
           <%
           out.print("正确的题目是:"+zhengque+"<br>"+"错误的题目是:"+error+"<br>"+"点击确定返回主界面"); 
            zhengque="";
        error="";  %>
           <input name="" type="submit" value="确定" />
           </strong>
           </div>
           </form>
           <%
    }
    else
    {
    response.setHeader("refresh","0;url = fenzheng.jsp");
    }
    }
    catch (Exception e) 
    {
        System.out.print("MYSQL ERROR:" + e.getMessage());
    } 
    %>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8" import="java.sql.Connection" import="java.sql.DriverManager"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/18.jpg);
    }
    </style>
    </head>
    <body>
    <%!
    int tishu1;
    String error="",zhengque=""; 
    %>
    <%
    try
    {
    Connection con = null; //定义一个MYSQL链接对象
    Class.forName("com.mysql.jdbc.Driver").newInstance(); //MYSQL驱动
    con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "20153246"); //链接本地MYSQL
    java.sql.Statement stmt; //创建声明
    stmt = con.createStatement();
    String shuju=String.valueOf(session.getAttribute("shuju"));
    String daan=String.valueOf(session.getAttribute("daan"));
    int m=Integer.parseInt(String.valueOf(session.getAttribute("m")));
    tishu1=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    String daan1=request.getParameter("daan1");
    String sql="INSERT INTO 整数的四则计算 (shizi,result,userresult) VALUES ('"+shuju+" = "+"','"+daan+"','"+daan1+"')";
    stmt.executeUpdate(sql);
    if(daan.equals(daan1))
    {
        zhengque=zhengque+String.valueOf(m+1)+",";
    }
    else
    {
        error=error+String.valueOf(m+1)+",";
    }
    if(m+1==tishu1)
    {
        sql="INSERT INTO Grade (zhengque,cuowu) VALUES ('"+zhengque+"','"+error+"')";
        stmt.executeUpdate(sql);             
        %>
        <form id="form2" name="form2" method="post" action="xuanze.html">
           <div style="text-align:center;color:#F00">
           <strong>
           <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
           <%
           out.print("正确的题目是:"+zhengque+"<br>"+"错误的题目是:"+error+"<br>"+"点击确定返回主界面"); 
            zhengque="";
        error="";  %>
           <input name="" type="submit" value="确定" />
           </strong>
           </div>
           </form>
           <%
    }
    else
    {
    response.setHeader("refresh","0;url = zhengshu.jsp");
    }
    }
    catch (Exception e) 
    {
        System.out.print("MYSQL ERROR:" + e.getMessage());
    } 
    %>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8" import="java.sql.Connection" import="java.sql.DriverManager"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/18.jpg);
    }
    </style>
    </head>
    <body>
    <%!
    int tishu1;
    String error="",zhengque=""; 
    %>
    <%
    try
    {
    Connection con = null; //定义一个MYSQL链接对象
    Class.forName("com.mysql.jdbc.Driver").newInstance(); //MYSQL驱动
    con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "20153246"); //链接本地MYSQL
    java.sql.Statement stmt; //创建声明
    stmt = con.createStatement();
    String shuju=String.valueOf(session.getAttribute("shuju"));
    String daan=String.valueOf(session.getAttribute("daan"));
    int m=Integer.parseInt(String.valueOf(session.getAttribute("m")));
    tishu1=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    String daan1=request.getParameter("daan1");
    String sql="INSERT INTO 整数的四则计算 (shizi,result,userresult) VALUES ('"+shuju+" = "+"','"+daan+"','"+daan1+"')";
    stmt.executeUpdate(sql);
    if(daan.equals(daan1))
    {
        zhengque=zhengque+String.valueOf(m+1)+",";
    }
    else
    {
        error=error+String.valueOf(m+1)+",";
    }
    if(m+1==tishu1)
    {
        sql="INSERT INTO Grade (zhengque,cuowu) VALUES ('"+zhengque+"','"+error+"')";
        stmt.executeUpdate(sql);             
        %>
        <form id="form2" name="form2" method="post" action="xuanze.html">
           <div style="text-align:center;color:#F00">
           <strong>
           <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
           <%
           out.print("正确的题目是:"+zhengque+"<br>"+"错误的题目是:"+error+"<br>"+"点击确定返回主界面"); 
            zhengque="";
        error="";  %>
           <input name="" type="submit" value="确定" />
           </strong>
           </div>
           </form>
           <%
    }
    else
    {
    response.setHeader("refresh","0;url = zhengshu.jsp");
    }
    }
    catch (Exception e) 
    {
        System.out.print("MYSQL ERROR:" + e.getMessage());
    } 
    %>
    </body>
    </html>
    
     
    
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8" import="java.util.Random"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/4.jpg);
    }
    </style>
    </head>
    <body>
    <%!
    class Suan1//生成整数计算的类
    {
        public int x,y,c;//定义两个变量,还有一个符号变量
        public Random random=new Random();//定义随机数
        String m;//生成的计算式储存咋m里面
        int fanwei;
        public String shengcheng(int fanwei1)//自动生成数的函数
        {
             fanwei=fanwei1;
             c=random.nextInt(4);//生成符号
             String fuhao;
             x=random.nextInt(fanwei);//生成100以内的自然数
             y=random.nextInt(fanwei);
             if(c==0)//0是加法
             {
                 fuhao="+";
                 m=String.valueOf(x)+fuhao+String.valueOf(y);
                 
             }
             else if(c==1)//1是减法
             {
                 fuhao="-";
                 if(x>=y)
                 {
                     m=String.valueOf(x)+fuhao+String.valueOf(y);
                 }
                 else
                 {
                     m=String.valueOf(y)+fuhao+String.valueOf(x);
                 }
             }
             else if(c==2)
             {
                 fuhao="*";
                 m=String.valueOf(x)+fuhao+String.valueOf(y);
             }
             else
             {
                 fuhao="/";
                 for(int i=0;;i++)
                 {
                     if(y==0)
                     {
                         y=random.nextInt(fanwei);
                     }
                     else
                     {
                         break;
                     }
                 }
                 m=String.valueOf(x)+fuhao+String.valueOf(y);
             }
             return m;
             
        }
        public String shuchu()//定义输出函数
        {
            if(c==0)
            {
                return (String.valueOf(x+y));//并且返回计算的结果
            }
            else if(c==1)
            {
                if(x>=y)//将较大的数放在前面,不能出现负数
                {
                return (String.valueOf(x-y));
                }
                else
                {
                return (String.valueOf(y-x));
                }
            }
            else if(c==2)
            {
                return (String.valueOf(x*y));
            }
            else
            {
                if(x%y==0)
                {
                    return (String.valueOf(x/y));
                }
                else
                {
                    if(x>y)
                    {
                    int shang=x/y;
                    int yushu=x-y*shang;
                    return (String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y));
                    }
                    else
                    {
                    return (String.valueOf(x)+"/"+String.valueOf(y));
                    }
                }
            }
        }
        public int fanhuic()
        {
            return c;
        }
        public String jisuan()
        {
            if(c==0)
            {
                return (String.valueOf(x+y));//并且返回计算的结果
            }
            else if(c==1)
            {
                if(x>=y)//将较大的数放在前面,不能出现负数
                {
                return (String.valueOf(x-y));
                }
                else
                {
                return (String.valueOf(y-x));
                }
            }
            else if(c==2)
            {
                return (String.valueOf(x*y));
            }
            else
            {
                if(x%y==0)
                {
                    return (String.valueOf(x/y));
                }
                else
                {
                return (String.valueOf(x)+"/"+String.valueOf(y));
                }
            }
        }
        public int jianyan(String a[],int s)//检验是否有重复的式子,如果有返回0,没有就返回1
        {
           int flag=1;
           for(int i=0;i<s;i++)
           {
               if(m.equals(a[i]))//数组a里面是生成的式子
               {
                  flag=0;
                  break;
               }
           }
           return flag;
        }
    }
    class Suan4
    {
        public String m;
        public Random random=new Random();
        public Suan1 suan=new Suan1();
        public String a;
        public int b,z;
        public int c;
        public String a1;
        public int panduan;
        public int x,y;
        public String daan;
        public int weizhi;
        public double kuohao()
        {
            panduan=suan.fanhuic();
            if(panduan==3)
            {
                weizhi=a.indexOf("/");
                if(weizhi==-1)
                {
                    z=Integer.parseInt(a);
                    return z;
                }
                else
                {
                x=Integer.parseInt(a.substring(0, weizhi));
                y=Integer.parseInt(a.substring(weizhi+1));    
                return (Double.parseDouble(a.substring(0, weizhi))/Double.parseDouble(a.substring(weizhi+1)));
                }
            }
            else
            {
                z=Integer.parseInt(a);
                return z;
            }
        }
        public String shengcheng(int fanwei)
        {
            a1=suan.shengcheng(fanwei);
            a=suan.jisuan();
            b=random.nextInt(fanwei);
            int c=random.nextInt(4);
            int daan1;
            String fuhao;
            int kuohao=random.nextInt(2);
            if(c==0)//0是加法
             {
                 fuhao="+";
             }
             else if(c==1)//1是减法
             {
                 fuhao="-";
             }
             else
             {
                 fuhao="*";
             }
            double daxiao=kuohao();
            if(kuohao==0)
            {
                if(c==1&&daxiao<b)
                {
                    m=String.valueOf(b)+fuhao+"("+a1+")";
                    if(weizhi!=-1&&panduan==3)
                    {
                        if(c==0)
                        {
                            int x1=b*y;
                            int x2=x+x1;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==1)
                        {
                            int x1=b*y;
                            int x2=x1-x;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==2)
                        {
                            int x2=x*b;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                    }
                    else
                    {
                        if(c==0)
                        {
                            daan=String.valueOf(b+z);
                        }
                        else if(c==1)
                        {
                            daan=String.valueOf(b-z);
                        }
                        else
                        {
                            daan=String.valueOf(b*z);
                        }
                    }
                }
                else
                {
                    m="("+a1+")"+fuhao+String.valueOf(b);
                    if(weizhi!=-1&&panduan==3)
                    {
                        if(c==0)
                        {
                            int x1=b*y;
                            int x2=x+x1;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==1)
                        {
                            int x1=b*y;
                            int x2=x-x1;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==2)
                        {
                            int x2=x*b;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                    }
                    else
                    {
                        if(c==0)
                        {
                            daan=String.valueOf(z+b);
                        }
                        else if(c==1)
                        {
                            daan=String.valueOf(z-b);
                        }
                        else
                        {
                            daan=String.valueOf(z*b);
                        }
                    }
                }
            }
            else
            {
                if(c==1&&daxiao>b)
                {
                    m="("+a1+")"+fuhao+String.valueOf(b);
                    if(weizhi!=-1&&panduan==3)
                    {
                        if(c==0)
                        {
                            int x1=b*y;
                            int x2=x+x1;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==1)
                        {
                            int x1=b*y;
                            int x2=x-x1;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==2)
                        {
                            int x2=x*b;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                    }
                    else
                    {
                        if(c==0)
                        {
                            daan=String.valueOf(z+b);
                        }
                        else if(c==1)
                        {
                            daan=String.valueOf(z-b);
                        }
                        else
                        {
                            daan=String.valueOf(z*b);
                        }
                    }
                }
                else
                {
                    m=String.valueOf(b)+fuhao+"("+a1+")";
                    if(weizhi!=-1&&panduan==3)
                    {
                        if(c==0)
                        {
                            int x1=b*y;
                            int x2=x+x1;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==1)
                        {
                            int x1=b*y;
                            int x2=x1-x;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                        else if(c==2)
                        {
                            int x2=x*b;
                            if(x2%y==0)
                            {
                                daan=String.valueOf(x2/y);
                            }
                            else
                            {
                                if(x2>y)
                                {
                                int shang=x2/y;
                                int yushu=x2-y*shang;
                                daan=String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y);
                                }
                                else
                                {
                                daan=String.valueOf(x2)+"/"+String.valueOf(y);
                                }
                            }
                        }
                    }
                    else
                    {
                        if(c==0)
                        {
                            daan=String.valueOf(b+z);
                        }
                        else if(c==1)
                        {
                            daan=String.valueOf(b-z);
                        }
                        else
                        {
                            daan=String.valueOf(b*z);
                        }
                    }
                }
            }
            m=m+"=";
            return m;
        }
        public int jianyan(String a[],int l)//检验是否重复的函数
        {
             int flag=1;
               for(int i=0;i<l;i++)
               {
                   if(m.equals(a[i]))
                   {
                      flag=0;
                      break;
                   }
               }
               return flag;
        }
    }
    int tishu;
    int fanwei;
    int m=0;
    String shuju[]=new String[10000]; 
    int flag=0;
    Suan4 a=new Suan4();
    String daan,daan1;
    String zhengque="",cuowu="";
    %>
    <%
    tishu=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    fanwei=Integer.parseInt((String.valueOf(session.getAttribute("fanwei"))));
    session.setAttribute("tishu", tishu);
    if(m<tishu)//生成30个计算式
    {
        shuju[m]=a.shengcheng(fanwei);//将生成的计算式储存咋数组里面
        flag=a.jianyan(shuju, m);//返回是否有重复
        if(flag==1)//如果没有就是1
        {
        if(m+1==tishu)
        {daan=a.daan;
        session.setAttribute("shuju", shuju[m]);
        session.setAttribute("daan", daan);
        session.setAttribute("m", m);
            %>
        <form id="form2" name="form2" method="post" action="kuohaohuoqu.jsp">
        <div style="text-align:center">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <%out.print(m+1+"."+shuju[m]+"=");
        m=0;%>
        <br>
        <br>
        <br>
        <br>
        请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
            <%
        }
        else
        {
            daan=a.daan;
            session.setAttribute("shuju", shuju[m]);
            session.setAttribute("daan", daan);
            session.setAttribute("m", m);
            %>
        <form id="form2" name="form2" method="post" action="kuohaohuoqu.jsp">
        <div style="text-align:center">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <%out.print(m+1+"."+shuju[m]+"=");%>
        <br>
        <br>
        <br>
        <br>
        请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
        <input name="" type="submit" value="下一个" />
        </div>
        </form>
            <%
            m++;
            flag=0;
        }
        
        }
        else
        {
            response.setHeader("refresh","1;url = kuohao.jsp");
        }
    }
    %>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    </head>
    <body>
    <%
    try
    {
        int tishu=Integer.parseInt(request.getParameter("geshu"));
        int fanwei=Integer.parseInt(request.getParameter("fanwei"));
        session.setAttribute("tishu", tishu);
        session.setAttribute("fanwei", fanwei);
        response.setHeader("refresh","0;url = kuohao.jsp");
    }
    catch(Exception e)
    {
        %>
        
        <script type="text/javascript">
        alert("输入错误,点击确定返回重新输入!!!")
        </script>
        <%
        response.setHeader("refresh","0;url = kuohaoerror.jsp");
    }
    %>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/7.jpg);
    }
    </style>
    </head>
    <body>
    <form id="form2" name="form2" method="post" action="kuohaochuangdi.jsp">
    <div style="text-align:center;color:#F09">
    <br>
        <br>
        <br>
        <br>
        <br>
        <br>
    请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
    请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
    <input name="" type="submit" value="提交" />
    </div>
    </form>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/7.jpg);
    }
    </style>
    </head>
    <body>
    <form id="form2" name="form2" method="post" action="kuohaochuangdi.jsp">
    <div style="text-align:center;color:#F09">
    <br>
        <br>
        <br>
        <br>
        <br>
        <br>
    请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
    请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
    <input name="" type="submit" value="提交" />
    </div>
    </form>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/7.jpg);
    }
    </style>
    </head>
    <body>
    <%
     String panduan=request.getParameter("xuanze");
    if(panduan.equals("A"))
    {
        %>
        <form id="form2" name="form2" method="post" action="chaundi.jsp">
        <div style="text-align:center;color:#F09">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
        请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
        <%
    }
    else if(panduan.equals("B"))
    {
        %>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <form id="form3" name="form4" method="post" action="fenchuandi.jsp">
        <div style="text-align:center;color:#F09">
        请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
        请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
        <%
    }
    else if(panduan.equals("C"))
    {
        %>
        <form id="form2" name="form2" method="post" action="fenzhengchuangdi.jsp">
        <div style="text-align:center;color:#F09">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
        请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
        <%
    }
    else if(panduan.equals("D"))
    {
         %>
         <form id="form2" name="form2" method="post" action="yushuchuangdi.jsp">
        <div style="text-align:center;color:#F09">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
        请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
        <%
    }
    else if(panduan.equals("E"))
    {
        %>
        <form id="form2" name="form2" method="post" action="kuohaochuangdi.jsp">
        <div style="text-align:center;color:#F09">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
        请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
        <% 
    }
    else
    {
        %>
        <script type="text/javascript">
        alert("输入错误,请点击确定重新输入!!!");
        </script>
        <% 
        response.setHeader("refresh","0;url = xuanze.html");
    }
        %>
    </body>
    </html>    
    View Code
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <title>主界面</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/17.jpg);
    }
    </style>
    </head>
    <body>
    <div style="text-align: center; font-family: 微软雅黑; font-size: 50px; color: #C03; "><strong><em>四则运算</em></strong></div>
    <div style="text-align: center; font-family: 微软雅黑; font-size: 15px; color: #C03; "><strong><em>Welcome To User The System</em></strong></div>
    <br/>
    <div style="text-align: center; font-family: 微软雅黑; font-size: 20px;color: #C03;"><strong><em>请选择出题的范围</em></strong></div><br />
    <form  name="form1" method="post" action="panduan.jsp">
    <blockquote>
      <blockquote>
        <blockquote>
          <blockquote>
            <blockquote>
              <blockquote>
                <blockquote>
                 <blockquote>
                  <blockquote>
                   <blockquote>
                   <div style="color: #C03">
                  <p> <strong>A:整数的四则计算<br />
                    B:真分数的四则计算<br />
                    C:整数与真分数的混合四则运算<br />
                    D:有余数的除法<br />
                    E:有括号的四则运算<br />
                    </strong>
                  </p>
                  </div>
                  </blockquote>
                  </blockquote>
                  </blockquote>
                </blockquote>
              </blockquote>
            </blockquote>
          </blockquote>
        </blockquote>
      </blockquote>
    </blockquote>
    <div style="text-align: center;color: #C03 ">
    <strong>请选择:</strong><input name="xuanze" type="text"/>
    <input name="" type="submit" value="提交"  />
    <input name="" type="reset" value="重置" />
    </div>
    </form>
    </body>
    </html>
    View Code
    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8" import="java.util.Random"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    <style type="text/css">
    body 
    {
        background-image: url(image/4.jpg);
    }
    </style>
    </head>
    <body>
    <%!
    class Suan3//有余数的类
    {
        public int x,y;//定义两个变量
        public String m;
        public Random random=new Random();
        int fanwei;
        public String shengcheng(int fanwei1)//定义生成函数
        {
            fanwei=fanwei1;
            x=random.nextInt(fanwei);
            y=random.nextInt(fanwei);
            for(int i=0;;i++)
            {
                if(y==0)
                {
                    y=random.nextInt(fanwei);
                }
                else
                {
                    break;
                }
            }
            m=String.valueOf(x)+"/"+String.valueOf(y);//返回计算式
            return m;
        }
        public String shuchu()//生成输出函数
        {
            String daan;
            int shang,yushu;
            shang=x/y;
            yushu=x-shang*y;
            daan=String.valueOf(shang)+"/"+String.valueOf(yushu);//返回计算结果
            return daan;
        }
        public int jianyan(String a[],int l)//检验是否重复的函数
        {
             int flag=1;
               for(int i=0;i<l;i++)
               {
                   if(m.equals(a[i]))
                   {
                      flag=0;
                      break;
                   }
               }
               return flag;
        }
    }
    int tishu;
    int fanwei;
    int m=0;
    String shuju[]=new String[10000]; 
    int flag=0;
    Suan3 a=new Suan3();
    String daan,daan1;
    %>
    <%
    
    tishu=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    fanwei=Integer.parseInt((String.valueOf(session.getAttribute("fanwei"))));
    session.setAttribute("tishu", tishu);
    if(m<tishu)
    {
        shuju[m]=a.shengcheng(fanwei);
        flag=a.jianyan(shuju, m);//返回是否有重复
        if(flag==1)//如果没有就是1
        {
        if(m+1==tishu)
        {daan=a.shuchu();
        session.setAttribute("shuju", shuju[m]);
        session.setAttribute("daan", daan);
        session.setAttribute("m", m);
            %>
        <form id="form2" name="form2" method="post" action="yushuhuoqu.jsp">
        <div style="text-align:center">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <%out.print(m+1+"."+shuju[m]+"=");
        m=0;%>
        <br>
        <br>
        <br>
        <br>
        请输入商:<input name="daan1" type="text" value=""/><br /><br/>
        请输入余数:<input name="daan2" type="text" value=""/><br>
        <br>
        <input name="" type="submit" value="提交" />
        </div>
        </form>
            <%
        }
        else
        {
            daan=a.shuchu();
            session.setAttribute("shuju", shuju[m]);
            session.setAttribute("daan", daan);
            session.setAttribute("m", m);
            %>
        <form id="form2" name="form2" method="post" action="yushuhuoqu.jsp">
        <div style="text-align:center">
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <br>
        <%out.print(m+1+"."+shuju[m]+"=");%>
        <br>
        <br>
        <br>
        <br>
        请输入商:<input name="daan1" type="text" value=""/><br /><br/>
        请输入余数:<input name="daan2" type="text" value=""/><br>
        <br>
        <input name="" type="submit" value="下一个" />
        </div>
        </form>
            <%
            m++;
            flag=0;
        }
        
        }
        else
        {
            response.setHeader("refresh","0;url = yushu.jsp");
        }
    }
    %>
    </body>
    </html>
    View Code
     1 <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 </head>
     9 <body>
    10 <%
    11 try
    12 {
    13     int tishu=Integer.parseInt(request.getParameter("geshu"));
    14     int fanwei=Integer.parseInt(request.getParameter("fanwei"));
    15     session.setAttribute("tishu", tishu);
    16     session.setAttribute("fanwei", fanwei);
    17     response.setHeader("refresh","0;url = yushu.jsp");
    18 }
    19 catch(Exception e)
    20 {
    21     %>
    22     <script type="text/javascript">
    23     alert("输入错误,点击确定返回重新输入!!!")
    24     </script>
    25     <%
    26     response.setHeader("refresh","0;url = yushuerror.jsp");
    27 }
    28 %>
    29 </body>
    30 </html>
    View Code
     1 <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 <style type="text/css">
     9 body 
    10 {
    11     background-image: url(image/7.jpg);
    12 }
    13 </style>
    14 </head>
    15 <body>
    16 <form id="form2" name="form2" method="post" action="yushuchuangdi.jsp">
    17 <div style="text-align:center;color:#F09">
    18 <br>
    19 <br>
    20 <br>
    21 <br>
    22 <br>
    23 <br>
    24 请输入出题的个数:<input name="geshu" type="text" value=""/><br /><br/>
    25 请选择出题的范围:<input name="fanwei" type="text" value=""/><br/><br/>
    26 <input name="" type="submit" value="提交" />
    27 </div>
    28 </form>
    29 </body>
    30 </html>
    View Code
     1 <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8" import="java.sql.Connection" import="java.sql.DriverManager"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 <style type="text/css">
     9 body 
    10 {
    11     background-image: url(image/18.jpg);
    12 }
    13 </style>
    14 </head>
    15 <body>
    16 <%!
    17 int tishu1;
    18 String error="",zhengque=""; 
    19 %>
    20 <%
    21 try
    22 {
    23 Connection con = null; //定义一个MYSQL链接对象
    24 Class.forName("com.mysql.jdbc.Driver").newInstance(); //MYSQL驱动
    25 con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "20153246"); //链接本地MYSQL
    26 java.sql.Statement stmt; //创建声明
    27 stmt = con.createStatement();
    28 String shuju=String.valueOf(session.getAttribute("shuju"));
    29 String daan=String.valueOf(session.getAttribute("daan"));
    30 int weizhi=daan.indexOf('/');
    31 String shang1=daan.substring(0, weizhi);
    32 String yushu1=daan.substring(weizhi+1);
    33 int m=Integer.parseInt(String.valueOf(session.getAttribute("m")));
    34 tishu1=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    35 String shang =request.getParameter("daan1");
    36 String yushu =request.getParameter("daan2");
    37 String sql="INSERT INTO 有余数的除法 (shizi,shang,yushu,usershang,useryushu) VALUES ('"+shuju+" = "+"','"+shang1+"','"+yushu1+"','"+shang+"','"+yushu+"')";
    38 stmt.executeUpdate(sql);
    39 if(daan.equals(shang+"/"+yushu))
    40 {
    41     zhengque=zhengque+String.valueOf(m+1)+",";
    42 }
    43 else
    44 {
    45     error=error+String.valueOf(m+1)+",";
    46 }
    47 if(m+1==tishu1)
    48 {
    49     sql="INSERT INTO Grade (zhengque,cuowu) VALUES ('"+zhengque+"','"+error+"')";
    50     stmt.executeUpdate(sql);             
    51     
    52     %>
    53     <form id="form2" name="form2" method="post" action="xuanze.html">
    54        <div style="text-align:center;color:#F00">
    55        <strong>
    56        <br>
    57     <br>
    58     <br>
    59     <br>
    60     <br>
    61     <br>
    62     <br>
    63     <br>
    64     <br>
    65     <br>
    66     <br>
    67     <br>
    68     <br>
    69     <br>
    70        <%
    71        out.print("正确的题目是:"+zhengque+"<br>"+"错误的题目是:"+error+"<br>"+"点击确定返回主界面"); 
    72         zhengque="";
    73     error="";  %>
    74        <input name="" type="submit" value="确定" />
    75        </strong>
    76        </div>
    77        </form>
    78        <%
    79 }
    80 else
    81 {
    82 response.setHeader("refresh","0;url = yushu.jsp");
    83 }
    84 }
    85 catch (Exception e) 
    86 {
    87     System.out.print("MYSQL ERROR:" + e.getMessage());
    88 } 
    89 %>
    90 </body>
    91 </html>
    View Code
      1 <%@ page language="java" contentType="text/html; charset=UTF-8"
      2     pageEncoding="UTF-8" import="java.util.Random" import="java.sql.Connection" import="java.sql.DriverManager"%>
      3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
      4 <html>
      5 <head>
      6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      7 <title>Insert title here</title>
      8 <style type="text/css">
      9 body 
     10 {
     11     background-image: url(image/4.jpg);
     12 }
     13 </style>
     14 </head>
     15 <body>
     16 <%!
     17 class Suan1//生成整数计算的类
     18 {
     19     public int x,y,c;//定义两个变量,还有一个符号变量
     20     public Random random=new Random();//定义随机数
     21     String m;//生成的计算式储存咋m里面
     22     int fanwei;
     23     public String shengcheng(int fanwei1)//自动生成数的函数
     24     {
     25          fanwei=fanwei1;
     26          c=random.nextInt(4);//生成符号
     27          String fuhao;
     28          x=random.nextInt(fanwei);//生成100以内的自然数
     29          y=random.nextInt(fanwei);
     30          if(c==0)//0是加法
     31          {
     32              fuhao="+";
     33              m=String.valueOf(x)+fuhao+String.valueOf(y);
     34              
     35          }
     36          else if(c==1)//1是减法
     37          {
     38              fuhao="-";
     39              if(x>=y)
     40              {
     41                  m=String.valueOf(x)+fuhao+String.valueOf(y);
     42              }
     43              else
     44              {
     45                  m=String.valueOf(y)+fuhao+String.valueOf(x);
     46              }
     47          }
     48          else if(c==2)
     49          {
     50              fuhao="*";
     51              m=String.valueOf(x)+fuhao+String.valueOf(y);
     52          }
     53          else
     54          {
     55              fuhao="/";
     56              for(int i=0;;i++)
     57              {
     58                  if(y==0)
     59                  {
     60                      y=random.nextInt(fanwei);
     61                  }
     62                  else
     63                  {
     64                      break;
     65                  }
     66              }
     67              m=String.valueOf(x)+fuhao+String.valueOf(y);
     68          }
     69          return m;
     70          
     71     }
     72     public String shuchu()//定义输出函数
     73     {
     74         if(c==0)
     75         {
     76             return (String.valueOf(x+y));//并且返回计算的结果
     77         }
     78         else if(c==1)
     79         {
     80             if(x>=y)//将较大的数放在前面,不能出现负数
     81             {
     82             return (String.valueOf(x-y));
     83             }
     84             else
     85             {
     86             return (String.valueOf(y-x));
     87             }
     88         }
     89         else if(c==2)
     90         {
     91             return (String.valueOf(x*y));
     92         }
     93         else
     94         {
     95             if(x%y==0)
     96             {
     97                 return (String.valueOf(x/y));
     98             }
     99             else
    100             {
    101                 if(x>y)
    102                 {
    103                 int shang=x/y;
    104                 int yushu=x-y*shang;
    105                 return (String.valueOf(shang)+"‘"+String.valueOf(yushu)+"/"+String.valueOf(y));
    106                 }
    107                 else
    108                 {
    109                 return (String.valueOf(x)+"/"+String.valueOf(y));
    110                 }
    111             }
    112         }
    113     }
    114     public int fanhuic()
    115     {
    116         return c;
    117     }
    118     public int jianyan(String a[],int s)//检验是否有重复的式子,如果有返回0,没有就返回1
    119     {
    120        int flag=1;
    121        for(int i=0;i<s;i++)
    122        {
    123            if(m.equals(a[i]))//数组a里面是生成的式子
    124            {
    125               flag=0;
    126               break;
    127            }
    128        }
    129        return flag;
    130     }
    131 }
    132 int tishu;
    133 int fanwei;
    134 int m=0;
    135 String shuju[]=new String[10000]; 
    136 int flag=0;
    137 Suan1 a=new Suan1();
    138 String daan,daan1;
    139 String zhengque="",cuowu="";
    140 %>
    141 <%
    142 tishu=Integer.parseInt((String.valueOf(session.getAttribute("tishu"))));
    143 fanwei=Integer.parseInt((String.valueOf(session.getAttribute("fanwei"))));
    144 session.setAttribute("tishu", tishu);
    145 if(m<tishu)//生成30个计算式
    146 {
    147     shuju[m]=a.shengcheng(fanwei);//将生成的计算式储存咋数组里面
    148     flag=a.jianyan(shuju, m);//返回是否有重复
    149     if(flag==1)//如果没有就是1
    150     {
    151     if(m+1==tishu)
    152     {daan=a.shuchu();
    153     session.setAttribute("shuju", shuju[m]);
    154     session.setAttribute("daan", daan);
    155     session.setAttribute("m", m);
    156         %>
    157     <form id="form2" name="form2" method="post" action="huoqu.jsp">
    158     <div style="text-align:center">
    159     <br>
    160     <br>
    161     <br>
    162     <br>
    163     <br>
    164     <br>
    165     <br>
    166     <br>
    167     <br>
    168     <br>
    169     <br>
    170     <br>
    171     <br>
    172     <%out.print(m+1+"."+shuju[m]+"=");
    173     m=0;%>
    174     <br>
    175     <br>
    176     <br>
    177     <br>
    178     请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
    179     <input name="" type="submit" value="提交" />
    180     </div>
    181     </form>
    182         <%
    183     }
    184     else
    185     {
    186         daan=a.shuchu();
    187         session.setAttribute("shuju", shuju[m]);
    188         session.setAttribute("daan", daan);
    189         session.setAttribute("m", m);
    190         %>
    191     <form id="form2" name="form2" method="post" action="huoqu.jsp">
    192     <div style="text-align:center">
    193     <br>
    194     <br>
    195     <br>
    196     <br>
    197     <br>
    198     <br>
    199     <br>
    200     <br>
    201     <br>
    202     <br>
    203     <br>
    204     <br>
    205     <br>
    206     <%out.print(m+1+"."+shuju[m]+"=");%>
    207     <br>
    208     <br>
    209     <br>
    210     <br>
    211     请输入答案:<input name="daan1" type="text" value=""/><br /><br/>
    212     <input name="" type="submit" value="下一个" />
    213     </div>
    214     </form>
    215         <%
    216         m++;
    217         flag=0;
    218     }
    219     
    220     }
    221     else
    222     {
    223         response.setHeader("refresh","1;url = zhengshu.jsp");
    224     }
    225 }
    226 %>
    227 
    228 
    229 </body>
    230 </html>
    View Code
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  • 原文地址:https://www.cnblogs.com/ziyixuedie/p/6682102.html
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