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;
signed main()
{
     string a;
     cin>>a;
     reverse(a.begin(),a.end());
     cout<<a<<endl;
	}