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 w;
	cin >> w;

	for(int i=w.size(); i>0; i--){
		cout << w[i-1];
	}
	cout << endl;
	return 0;
}