题解 | 回文字符串
#include<iostream>
#include<string>
using namespace std;
int main(){
string str;
while(cin>>str){
int mid = str.length()/2 + 1;
bool flag = false;
for(int i = 0;i<mid;i++){
if(str[i]!=str[str.length()-1-i]){
cout<<"No!"<<endl;
flag = true;
break;
}
}
if(!flag){
cout<<"Yes!"<<endl;
}
}
}
