#include <stdio.h>

/**************************************
 * Solution to Exercise 02.03
 *************************************/
int main()
{
   int a, b, c; //For storing chars

   //Read in each char
   a = getchar();
   b = getchar();
   c = getchar();

   //Print in reversed order
   putchar(c);
   putchar(b);
   putchar(a);

   putchar('\n'); //get prompt on next line

   return 0;
}