题解 | #回文字符串#

#include<iostream>
#include<string>
#include<algorithm>
using namespace std;


int main(){
    string str1;
    while(getline(cin,str1)){
        string str2=str1;
        reverse(str2.begin(),str2.end());
        if(str1==str2)
            cout<<"Yes!"<<endl;
        else
            cout<<"No!"<<endl;
    }
    return 0;
}