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 str;
	std::cin >> str;
	std::reverse(str.begin(),str.end());
	std::cout << str << std::endl;
}