暴力模拟
细节处理很重要。。。
1 #include <iostream> 2 #include <cstring> 3 #include <cstdio> 4 using namespace std; 5 6 char s1[100],s[100]; 7 int len1,len; 8 int t; 9 char a[55],b[55],c[55]; 10 11 int solved1 (int l,int len){ 12 int temp=0,j; 13 for (int i=1;i*3<=len;i++){ 14 if ((len-i*3)%2||len<=i*3) 15 continue ; 16 j=(len-i*3)/2; 17 if (i==j){ 18 int flag=1; 19 for (int z=0;z<i;z++) 20 if (s[l+z]!=s[l+z+i]){ 21 flag=0; 22 break ; 23 } 24 if (flag) 25 continue ; 26 } 27 temp=1; 28 for (int z=0;z<i+j+i;z++) 29 if (s[l+z]!=s[l+z+i+j]){ 30 temp=0; 31 break ; 32 } 33 if (temp) 34 return temp; 35 } 36 return temp; 37 } 38 int solved2 (int l,int len){ 39 int temp=0; 40 int j,k; 41 for (int i=1;i*3<=len;i++){ 42 for (int j=1;(j+i)*3<=len;j++){ 43 if (len<=(i+j)*3) 44 continue ; 45 if (i==j){ 46 int flag=1; 47 for (int z=0;z<i;z++) 48 if (s[l+z]!=s[l+z+i]){ 49 flag=0; 50 break ; 51 } 52 if (flag) 53 continue ; 54 } 55 k=len-3*(i+j); 56 if (k==i){ 57 int flag=1; 58 for (int z=0;z<i;z++) 59 if (s[l+z]!=s[l+z+i+i+j+j]){ 60 flag=0; 61 break ; 62 } 63 if (flag) 64 continue ; 65 } 66 if (k==j){ 67 int flag=1; 68 for (int z=i;z<i+j;z++) 69 if (s[l+z]!=s[l+z+j+i+j]){ 70 flag=0;//cout<<z<<" "<<z+k<<endl; 71 break ; 72 } 73 if (flag) 74 continue ; 75 } 76 temp=1; 77 for (int z=0;z<i+j;z++) 78 if (s[l+z]!=s[l+z+i+j]||s[l+z]!=s[l+z+i+j+i+j+k]){ 79 temp=0; 80 break ; 81 } 82 if (temp) 83 return temp; 84 } 85 } 86 return temp; 87 } 88 89 int solved (){ 90 return solved1(0,len)+solved2(0,len); 91 } 92 93 int main (){ 94 cin>>t; 95 while (t--){ 96 //cin.ignore (); 97 cin>>s1; 98 len1=strlen (s1); 99 len=0; 100 memset (s,' ',sizeof s); 101 for (int i=0;i<len1;i++) 102 if ((s1[i]>='a'&&s1[i]<='z')||(s1[i]>='A'&&s1[i]<='Z')){ 103 s[len++]=s1[i]; 104 }//cout<<len<<" "<<s<<endl; 105 //if (solved1()) cout<<"1"<<endl; 106 if (solved()) 107 printf ("Yes "); 108 else printf ("No "); 109 } 110 return 0; 111 }