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 <string.h>

int main()
{
	char s[21];
	scanf("%s", s);
	for (int i = strlen(s) -1; i >= 0; i--)
	{
		printf("%c", s[i]);
	}
	printf("\n");
	return 0;
}