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 s;
	cin >>s;
	for(int i=s.size()-1;i>=0;i--){
		cout << s[i];
	}
	cout << endl;
	
	return 0;
}