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<string>
#include<algorithm>
#include<iostream>
int main(){using namespace std;string s;getline(cin,s);reverse(s.begin(),s.end());cout<<s<<endl;}