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 in[21];

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

	return 0;
}