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 s;

  cin>>s;

  for(int i=s.size()-1;i>=0;--i)
    cout<<s[i];

  cout<<endl;

}

