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(){
 int i;
 char s[50];
 scanf("%s",s);
 for(i=strlen(s)-1;i>-1;i--)printf("%c",s[i]);
 printf("\n");
 return 0;
}