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