#include "p_r_s.h"

outcome compare(p_r_s player_choice, p_r_s machine_choice)
{
   outcome   result;

   if (player_choice == machine_choice)
      return tie;
   switch (player_choice) {
   case paper:
      result = (machine_choice == rock) ? win : lose;
      break;
   case rock:
      result = (machine_choice == scissors) ? win : lose;
      break;
   case scissors:
      result = (machine_choice == paper) ? win : lose;
      break;
   default:
      printf("\nPROGRAMMER ERROR: Unexpected choice!\n\n");
      exit(1);
   }
   return result;
}