Write a program which reverses a given string str.



Input

str (the size of str ≤ 20) is given in a line.

Output

Print the reversed str in a line.

Example

Input

w32nimda


Output

admin23w
#include <bits/stdc++.h>
using namespace std;

int main() {
  string str;
  cin >> str;
  
  for(int i = str.size() - 1; i >= 0; i--){
    cout << str.at(i);
  }
  cout << endl;
}
