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>

int main()
{
	std::string name;

	std::cin >> name;

	for(size_t i=name.size(); i--;)
	{
		std::cout << name[i];
	}

	std::cout << '\n';


}