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>
using namespace std;

int main() {
	string line;
	while (getline(cin, line)) {
		cout << string(line.rbegin(), line.rend()) << endl;
	}
	return 0;
}