#include <bits/stdc++.h>

using namespace std;

int main() {
    int n;
    cin >> n;
    int a = n / 100;
    int b = (n % 100) / 10;
    int c = n % 10;
    int m = c * 100 + b * 10 + a;
    cout << m << endl;
    return 0;
}