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 <algorithm>
using namespace std;

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