太简单了

#include<bits/stdc++.h>
using namespace std;
int cba(int b){
	int m=0;
	int t=b;
	while(b){
		m=m*10+b%10;
		b=b/10;
	}
	if(t==m){
        return 1;
    }
	return 0;
}
int main() {
	int n;cin>>n;
	if(cba(n)){
        cout<<"Yes";
    }else{
        cout<<"No";
    }
}