http://acm.hdu.edu.cn/showproblem.php?pid=2029
1 #include<stdio.h> 2 #include<string.h> 3 #include<math.h> 4 #include<stdlib.h> 5 #include<iostream> 6 using namespace std; 7 8 9 int main() 10 { 11 //freopen("in.txt","r",stdin); 12 int n; 13 char s[501]; 14 15 while(cin>>n) 16 { 17 while(n--) 18 { 19 int flag=0; 20 scanf("%s",s); 21 int len=strlen(s); 22 for(int i=0,j=len-1;i<=j;i++,j--) 23 { 24 if(s[i]!=s[j]) 25 { 26 flag=1; 27 break; 28 } 29 } 30 if(flag==0) 31 cout<<"yes"<<endl; 32 else 33 cout<<"no"<<endl; 34 } 35 } 36 return 0; 37 }