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(void){
char str[20];
scanf("%s",&str);
for(int n=strlen(str)-1;n>=0;n--){
printf("%c",str[n]);
}
printf("\n");
return 0;
}