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()
{
	int i;
	string str;
	
	cin >> str;
	
	for(i=str.size()-1; i>=0; i--){
		cout << str[i];
	}
	
	cout << "\n";
	
	return 0;
}