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<cstdio>
#include<cstring>
int main() {
	char str[20];

	scanf("%s", str);

	for (int i=strlen(str)-1; i >= 0; i--)printf("%c", str[i]);

	printf("\n");

	return 0;
}
