题解(A30616.判断字符串是否为回)

#include <iostream>
#include <string>
#include <bits/stdio.h>
#include <bits/stdc++.h>
using namespace std;
int main(void){
	string s,s2;cin>>s;
	for(int i=s.size()-1;i>=0;i--) s2+=s[i];
	if(s==s2){cout<<"yes";}else cout<< "no";
	return 0;
}