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<stdio.h>
#include<algorithm>
#include<string.h>

using namespace std;

int main()
{
	char ar[25];
	gets(ar);
	reverse(ar,ar + strlen(ar));
	puts(ar);	 
	return 0;
}