题解

#include<iostream>
#include<cmath>
using namespace std;
int n,t,a;
int main(){
    cin>>n;
    t=n;
    while(t){
        a*=10;
        a+=t%10;
        t/=10;
    }
    if(n==a){
        cout<<"Yes";
    }
    else{
        cout<<"No";
    }
}