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 inp;

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