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>
#include <algorithm>

int main(){
	std::string s;
	std::cin >> s;
	std::reverse(s.begin(), s.end());
	std::cout << s << std::endl;
	return 0;
}