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;

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