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 <iostream>
#include <algorithm>
using namespace std;int main(){string s;cin>>s;for(int i=s.size();i>0;i--)cout<<s[i-1];cout<<endl;}