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<iostream>
using namespace std;
int main(){string s;cin>>s;int i,l=s.length();for(i=1;i<=l;i++)cout<<s.at(l-i);cout<<endl;}