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>
#include<string>
using namespace std;

int main(){
	string a;
	cin >> a;
	for(int i = a.length()-1; i >= 0; i--)
		cout << a[i];
	cout << endl;
}
