TIJIE

#include <iostream>
using namespace std;
bool cmp(int n)
{
    int sum=0,t=n;
    while(t)
    {
        sum=sum*10+t%10;
        t/=10;
    }
    return sum==n;
}
int main()
{
    int n;
    cin>>n;
    if(cmp(n)) cout<<"Yes";
    else cout<<"No";
}