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>
using namespace std;
int main(){
	string a;
		cin >> a;

	for(int i=a.length()-1; i>-1; i--){
		cout << a[i];
		}
	cout << "\n";
	return 0;
}