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<string>
#include<iostream>
using namespace std;
int main() {
	string s;
	cin >> s;
	for (int i = s.size() - 1; i>= 0; i--) {
		cout << s[i];
	}
	cout << endl;
}
