题解

#include<iostream>
#include<cstring>
using namespace std;
string s;
int a,b;
int main(){
    getline(cin,s);
    b=s.size()-1;
    for(int i=0;i<s.size();i++,a++,b--)
    {
        if(s[a]!=s[b])
        {
            cout<<"No";
            return 0;
        }
    }
    cout<<"Yes";
}