• Java学籍管理系统


    package 学籍管理系统;
    public class Scorelnformation
    {
    private String stunumber;

    private String name;
    private double mathematicsscore;
    private double englishisore;
    private double networkscore;
    private double databasescore;
    private double softwarescore;
    public String getStunumber(){
    return stunumber;}
    public String getName(){
    return name;}
    public double getMathematicsscore(){
    return mathematicsscore; }
    public double getEnglishisore(){
    return englishisore; }
    public double getNetworkscore(){
    return networkscore;}
    public double getDatabasescore(){
    return databasescore;}
    public double getSoftwarescore(){
    return softwarescore;}
    public void setStunumber(String stunumber){
    this.stunumber = stunumber;}
    public void setName(String name){
    this.name = name;}
    public void setMathematicsscore(double string){
    this.mathematicsscore = string;}
    public void setEnglishisore(double englishisore){
    this.englishisore = englishisore;}
    public void setNetworkscore(double networkscore){
    this.networkscore = networkscore;}
    public void setDatabasescore(double databasescore){
    this.databasescore = databasescore;}
    public void setSoftwarescore(double softwarescore){
    this.softwarescore = softwarescore;
    }

    public static void main(String[] args) {

    }}

    package 学籍管理系统;

    public class cunchu {
    private static final Scorelnformation[] Scorelnformation = null;

    public cunchu() {
    for(int i=0;i<5;i++){
    Scorelnformation[i]=new Scorelnformation();
    Scorelnformation[0].setName("闫彦霖");
    Scorelnformation[0].setStunumber("20183604");
    Scorelnformation[1].setName("闫彦");
    Scorelnformation[1].setStunumber("20180000");
    Scorelnformation[2].setName("闫霖");
    Scorelnformation[2].setStunumber("20180001");
    Scorelnformation[3].setName("彦霖");
    Scorelnformation[3].setStunumber("20180002");
    Scorelnformation[4].setName("霖");
    Scorelnformation[4].setStunumber("20180003");

    }}

    public static void main(String[] args) {
    // TODO 自动生成的方法存根

    }

    }

    package 学籍管理系统;


    import java.io.IOException;
    import
    java.util.Scanner;

    public class xitong {


    static Scorelnformation[] Scorelnformation=new Scorelnformation[100];
    static int number=0;
    static Scanner scanner=new Scanner(System.in);
    public static Scanner scan = new Scanner(System.in);
    static Scanner in = new Scanner(System.in);


    public static void menu(String[] args){

    }


    static void luru(){

    int f=in.nextInt();
    if(f==1)
    {
    System.out.println("学生数量");
    int l=in.nextInt();
    for(int j=0;j<l;j++){
    System.out.println("请输入学生学号,姓名,高数成绩,英语成绩,计算机网络成绩,数据库成绩,软件工程成绩");
    Scorelnformation[number]=new Scorelnformation();
    Scorelnformation[number].setStunumber(scanner.next());
    Scorelnformation[number].setName(scanner.next());
    Scorelnformation[number].setMathematicsscore(scanner.nextInt());
    Scorelnformation[number].setEnglishisore(scanner.nextInt());
    Scorelnformation[number].setNetworkscore(scanner.nextInt());
    Scorelnformation[number].setDatabasescore(scanner.nextInt());
    Scorelnformation[number].setSoftwarescore(scanner.nextInt());
    number++;
    for(int i=0;i<number;i++){
    System.out.println("******************************");
    System.out.println("学生学号");
    System.out.println(Scorelnformation[i].getStunumber());
    System.out.println("学生姓名\n");
    System.out.println(Scorelnformation[i].getName());
    System.out.println("高等数学成绩\n");
    System.out.println(Scorelnformation[i].getMathematicsscore());
    System.out.println("大学英语成绩\n");
    System.out.println(Scorelnformation[i].getEnglishisore());
    System.out.println("计算机网络成绩\n");
    System.out.println(Scorelnformation[i].getNetworkscore());
    System.out.println("数据库成绩\n");
    System.out.println(Scorelnformation[i].getDatabasescore());
    System.out.println("软件工程成绩\n");
    System.out.println(Scorelnformation[i].getSoftwarescore());

    System.out.println(" 该学生成绩已录入完毕,是否提交(1是/2否)");
    System.out.println("***********************************************************");
    int m=in.nextInt();
    if(m==1)
    {
    System.out.println("******************************\n");
    System.out.println("******************************\n");
    System.out.println(" 石家庄铁道大学软件工程系");
    System.out.println(" 学生学籍管理系统2019版");
    System.out.println("******************************\n");
    System.out.println(" 1.学生考试成绩录入\n");
    System.out.println(" 2.学生考试成绩修改\n");
    System.out.println(" 3.计算学生成绩绩点\n");
    System.out.println(" 4.退出学籍管理系统\n");
    System.out.println("******************************\n");

    }


    else{Scorelnformation[i].setMathematicsscore(0);
    Scorelnformation[i].setEnglishisore(0);
    Scorelnformation[i].setNetworkscore(0);
    Scorelnformation[i].setDatabasescore(0);
    Scorelnformation[i].setSoftwarescore(0);

    }


    }
    }}
    }
    static void xiugai(){
    int m=in.nextInt();
    if(m==2){
    System.out.println("***********************************************************");
    System.out.println(" 石家庄铁道大学软件工程系学生学籍管理系统 2019 版");
    System.out.println(" 学生考试成绩修改界面");
    System.out.println("***********************************************************");
    System.out.println(" 请输入学生学号:");
    System.out.println("***********************************************************");
    String c=scanner.next();
    for(int i=0;i<100;i++){
    if(c.equals(Scorelnformation[i].getStunumber())){
    System.out.println("******************************");
    System.out.println("学生学号");
    System.out.println(Scorelnformation[i].getStunumber());
    System.out.println("学生姓名\n");
    System.out.println(Scorelnformation[i].getName());
    System.out.println("高等数学成绩\n");
    System.out.println(Scorelnformation[i].getMathematicsscore());
    System.out.println("大学英语成绩\n");
    System.out.println(Scorelnformation[i].getEnglishisore());
    System.out.println("计算机网络成绩\n");
    System.out.println(Scorelnformation[i].getNetworkscore());
    System.out.println("数据库成绩\n");
    System.out.println(Scorelnformation[i].getDatabasescore());
    System.out.println("软件工程成绩\n");
    System.out.println(Scorelnformation[i].getSoftwarescore());
    System.out.println("请输入要修改的信息:1学号,2姓名,3高数,4英语,5计算机网络,6数据库,7软件工程");
    int l=in.nextInt();
    if(l==1){
    Scorelnformation[i].setStunumber(scanner.next());
    }
    if(l==2){
    Scorelnformation[i].setName(scanner.next());
    }
    if(l==3){
    Scorelnformation[i].setMathematicsscore(scanner.nextInt());
    }
    if(l==4){
    Scorelnformation[i].setEnglishisore(scanner.nextInt());
    }
    if(l==5){
    Scorelnformation[i].setNetworkscore(scanner.nextInt());
    }
    if(l==6){
    Scorelnformation[i].setDatabasescore(scanner.nextInt());
    }
    if(l==7){
    Scorelnformation[i].setSoftwarescore(scanner.nextInt());
    }
    System.out.println("******************************");
    System.out.println("学生学号");
    System.out.println(Scorelnformation[i].getStunumber());
    System.out.println("学生姓名\n");
    System.out.println(Scorelnformation[i].getName());
    System.out.println("高等数学成绩\n");
    System.out.println(Scorelnformation[i].getMathematicsscore());
    System.out.println("大学英语成绩\n");
    System.out.println(Scorelnformation[i].getEnglishisore());
    System.out.println("计算机网络成绩\n");
    System.out.println(Scorelnformation[i].getNetworkscore());
    System.out.println("数据库成绩\n");
    System.out.println(Scorelnformation[i].getDatabasescore());
    System.out.println("软件工程成绩\n");
    System.out.println(Scorelnformation[i].getSoftwarescore());
    System.out.println(" 该学生成绩已录入完毕,是否提交(1是/2否)");
    System.out.println("***********************************************************");

    int h=in.nextInt();
    if(h==1)
    {
    System.out.println("******************************\n");
    System.out.println("******************************\n");
    System.out.println(" 石家庄铁道大学软件工程系");
    System.out.println(" 学生学籍管理系统2019版");
    System.out.println("******************************\n");
    System.out.println(" 1.学生考试成绩录入\n");
    System.out.println(" 2.学生考试成绩修改\n");
    System.out.println(" 3.计算学生成绩绩点\n");
    System.out.println(" 4.退出学籍管理系统\n");
    System.out.println("******************************\n");

    }
    }
    else{Scorelnformation[i].setMathematicsscore(0);
    Scorelnformation[i].setEnglishisore(0);
    Scorelnformation[i].setNetworkscore(0);
    Scorelnformation[i].setDatabasescore(0);
    Scorelnformation[i].setSoftwarescore(0);

    }}


    }}


    public static void jidian( ) throws IOException{
    int m=in.nextInt();
    if(m==3){
    System.out.println("****&**************************\n");
    System.out.println("石家庄铁道大学软件工程系学生学籍管理系统2019版\n");
    System.out.println(" 学生考试成绩绩点计算界面\n");
    System.out.println("*******************************\n");
    System.out.println(" 请输入学生学号:");
    System.out.println("***********************************************************");
    String c = in.next();
    for(int i=0;i<100;i++){
    if(c.equals(Scorelnformation[i].getStunumber())) {
    System.out.println("******************************");
    System.out.println("学生学号");
    System.out.println(Scorelnformation[i].getStunumber());
    System.out.println("学生姓名\n");
    System.out.println(Scorelnformation[i].getName());
    System.out.println("高等数学成绩\n");
    System.out.println(Scorelnformation[i].getMathematicsscore());
    System.out.println("大学英语成绩\n");
    System.out.println(Scorelnformation[i].getEnglishisore());
    System.out.println("计算机网络成绩\n");
    System.out.println(Scorelnformation[i].getNetworkscore());
    System.out.println("数据库成绩\n");
    System.out.println(Scorelnformation[i].getDatabasescore());
    System.out.println("软件工程成绩\n");
    System.out.println(Scorelnformation[i].getSoftwarescore());
    double gaoshujidian;
    if(Scorelnformation[i].getMathematicsscore()>=75)
    {
    if(Scorelnformation[i].getMathematicsscore()>=82)
    {
    if(Scorelnformation[i].getMathematicsscore()>=90)
    {
    gaoshujidian=4.0;
    }
    else
    {
    if(Scorelnformation[i].getMathematicsscore()>=85)
    {
    gaoshujidian=3.7;
    }
    else
    {
    gaoshujidian=3.3;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getMathematicsscore()>=78)
    {
    gaoshujidian=3.0;
    }
    else
    {
    gaoshujidian=2.7;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getMathematicsscore()>=68)
    {
    if(Scorelnformation[i].getMathematicsscore()>=72)
    {
    gaoshujidian=2.3;
    }
    else
    {
    gaoshujidian=2.0;
    }
    }
    else
    {
    if(Scorelnformation[i].getMathematicsscore()>=64)
    {
    if(Scorelnformation[i].getMathematicsscore()>=66)
    {
    gaoshujidian=1.7;
    }
    else
    {
    gaoshujidian=1.5;
    }
    }
    else
    {
    if(Scorelnformation[i].getMathematicsscore()>=60)
    {
    gaoshujidian=1.0;
    }
    else
    {
    gaoshujidian=0.0;
    }}}}
    double yingyujidian;
    if(Scorelnformation[i].getEnglishisore()>=75)
    {
    if(Scorelnformation[i].getEnglishisore()>=82)
    {
    if(Scorelnformation[i].getEnglishisore()>=90)
    {
    yingyujidian=4.0;
    }
    else
    {
    if(Scorelnformation[i].getEnglishisore()>=85)
    {
    yingyujidian=3.7;
    }
    else
    {
    yingyujidian=3.3;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getEnglishisore()>=78)
    {
    yingyujidian=3.0;
    }
    else
    {
    yingyujidian=2.7;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getEnglishisore()>=68)
    {
    if(Scorelnformation[i].getEnglishisore()>=72)
    {
    yingyujidian=2.3;
    }
    else
    {
    yingyujidian=2.0;
    }
    }
    else
    {
    if(Scorelnformation[i].getEnglishisore()>=64)
    {
    if(Scorelnformation[i].getEnglishisore()>=66)
    {
    yingyujidian=1.7;
    }
    else
    {
    yingyujidian=1.5;
    }
    }
    else
    {
    if(Scorelnformation[i].getEnglishisore()>=60)
    {
    yingyujidian=1.0;
    }
    else
    {
    yingyujidian=0.0;
    }
    }
    }}
    double jsjjidian;
    if(Scorelnformation[i].getNetworkscore()>=75)
    {
    if(Scorelnformation[i].getNetworkscore()>=82)
    {
    if(Scorelnformation[i].getNetworkscore()>=90)
    {
    jsjjidian=4.0;
    }
    else
    {
    if(Scorelnformation[i].getNetworkscore()>=85)
    {
    jsjjidian=3.7;
    }
    else
    {
    jsjjidian=3.3;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getNetworkscore()>=78)
    {
    jsjjidian=3.0;
    }
    else
    {
    jsjjidian=2.7;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getNetworkscore()>=68)
    {
    if(Scorelnformation[i].getNetworkscore()>=72)
    {
    jsjjidian=2.3;
    }
    else
    {
    jsjjidian=2.0;
    }
    }
    else
    {
    if(Scorelnformation[i].getNetworkscore()>=64)
    {
    if(Scorelnformation[i].getNetworkscore()>=66)
    {
    jsjjidian=1.7;
    }
    else
    {
    jsjjidian=1.5;
    }
    }
    else
    {
    if(Scorelnformation[i].getNetworkscore()>=60)
    {
    jsjjidian=1.0;
    }
    else
    {
    jsjjidian=0.0;
    }
    }}}
    double sjkjidian;
    if(Scorelnformation[i].getDatabasescore()>=75)
    {
    if(Scorelnformation[i].getDatabasescore()>=82)
    {
    if(Scorelnformation[i].getDatabasescore()>=90)
    {
    sjkjidian=4.0;
    }
    else
    {
    if(Scorelnformation[i].getDatabasescore()>=85)
    {
    sjkjidian=3.7;
    }
    else
    {
    sjkjidian=3.3;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getDatabasescore()>=78)
    {
    sjkjidian=3.0;
    }
    else
    {
    sjkjidian=2.7;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getDatabasescore()>=68)
    {
    if(Scorelnformation[i].getDatabasescore()>=72)
    {
    sjkjidian=2.3;
    }
    else
    {
    sjkjidian=2.0;
    }
    }
    else
    {
    if(Scorelnformation[i].getDatabasescore()>=64)
    {
    if(Scorelnformation[i].getDatabasescore()>=66)
    {
    sjkjidian=1.7;
    }
    else
    {
    sjkjidian=1.5;
    }
    }
    else
    {
    if(Scorelnformation[i].getDatabasescore()>=60)
    {
    sjkjidian=1.0;
    }
    else
    {
    sjkjidian=0.0;
    }}
    }}
    double rgjd;
    if(Scorelnformation[i].getSoftwarescore()>=75)
    {
    if(Scorelnformation[i].getSoftwarescore()>=82)
    {
    if(Scorelnformation[i].getSoftwarescore()>=90)
    {
    rgjd=4.0;
    }
    else
    {
    if(Scorelnformation[i].getSoftwarescore()>=85)
    {
    rgjd=3.7;
    }
    else
    {
    rgjd=3.3;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getSoftwarescore()>=78)
    {
    rgjd=3.0;
    }
    else
    {
    rgjd=2.7;
    }
    }
    }
    else
    {
    if(Scorelnformation[i].getSoftwarescore()>=68)
    {
    if(Scorelnformation[i].getSoftwarescore()>=72)
    {
    rgjd=2.3;
    }
    else
    {
    rgjd=2.0;
    }
    }
    else
    {
    if(Scorelnformation[i].getSoftwarescore()>=64)
    {
    if(Scorelnformation[i].getSoftwarescore()>=66)
    {
    rgjd=1.7;
    }
    else
    {
    rgjd=1.5;
    }
    }
    else
    {
    if(Scorelnformation[i].getSoftwarescore()>=60)
    {
    rgjd=1.0;
    }
    else
    {
    rgjd=0.0;
    }}
    }}
    double v;
    v=(gaoshujidian+yingyujidian+jsjjidian+sjkjidian+rgjd)/5;
    System.out.println("******************************");
    System.out.println("学生学号");
    System.out.println(Scorelnformation[i].getStunumber());
    System.out.println("学生姓名\n");
    System.out.println(Scorelnformation[i].getName());
    System.out.println("高等数学成绩绩点\n");
    System.out.println(gaoshujidian);
    System.out.println("大学英语成绩绩点\n");
    System.out.println(yingyujidian);
    System.out.println("计算机网络成绩绩点\n");
    System.out.println(jsjjidian);
    System.out.println("数据库成绩绩点\n");
    System.out.println(sjkjidian);
    System.out.println("软件工程成绩绩点\n");
    System.out.println(rgjd);
    System.out.println("你的平均成绩绩点为\n");
    System.out.println(v);
    if(v>=2){
    System.out.println("你的学分绩点已达到毕业要求\n");
    }
    if(v<2){
    System.out.println("你的学分绩点不满足毕业要求");
    }
    System.out.println(" 已录入完毕,是否提交(1是/2否)");
    System.out.println("***********************************************************");

    int h=in.nextInt();
    if(h==1)
    {
    System.out.println("******************************\n");
    System.out.println("******************************\n");
    System.out.println(" 石家庄铁道大学软件工程系");
    System.out.println(" 学生学籍管理系统2019版");
    System.out.println("******************************\n");
    System.out.println(" 1.学生考试成绩录入\n");
    System.out.println(" 2.学生考试成绩修改\n");
    System.out.println(" 3.计算学生成绩绩点\n");
    System.out.println(" 4.退出学籍管理系统\n");
    System.out.println("******************************\n");

    }
    }
    }}}

    public static void jieshu(){
    int m=in.nextInt();
    if(m==4){
    System.out.println("******************************\n");
    System.out.println(" 谢谢使用石家庄铁道大学软件工程系学生学籍管理系统2019版\n");
    System.out.println(" 制作人:闫彦霖");
    System.out.println("******************************\n");
    System.exit(1);
    }
    }

    public static void main(String[] args) throws IOException {
    {
    System.out.println("******************************\n");
    System.out.println("******************************\n");
    System.out.println(" 石家庄铁道大学软件工程系");
    System.out.println(" 学生学籍管理系统2019版");
    System.out.println("******************************\n");
    System.out.println(" 1.学生考试成绩录入\n");
    System.out.println(" 2.学生考试成绩修改\n");
    System.out.println(" 3.计算学生成绩绩点\n");
    System.out.println(" 4.退出学籍管理系统\n");
    System.out.println("******************************\n");

    int num=5;
    switch(num){
    case 1:

    luru();
    break;
    case 2:
    xiugai();

    break;
    case 3:
    jidian();
    break;
    case 4:
    jieshu();
    break;
    default:
    break;
    }


    xitong.luru();
    xitong.jieshu();
    xitong.xiugai();
    xitong.jidian();
    }
    }
    }修改功能存在bug,有时正常有时不正常,找不出来

     

     

     

     

     

     

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  • 原文地址:https://www.cnblogs.com/yyl141/p/11522581.html
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