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

#include <iostream>
#include <string>

bool isPalindrome(int x) {
if (x < 0) return false;
std::string numStr = std::to_string(x);
int len = numStr.length();
for (int i = 0; i < len / 2; ++i) {
if (numStr[i] != numStr[len - 1 - i]) {
return false;
}
}
return true;
}

int main() {
int x;
std::cin >> x;
if (isPalindrome(x)) {
std::cout << "Yes" << std::endl;
} else {
std::cout << "No" << std::endl;
}
return 0;
}
//541881314

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