/* The game of paper, rock, scissors. */

#include <ctype.h>        /* for isspace() */
#include <stdio.h>        /* for printf(), etc */
#include <stdlib.h>       /* for rand() and srand() */
#include <time.h>         /* for time() */

enum p_r_s {paper, rock, scissors,
            game, help, instructions, quit};
enum outcome {win, lose, tie, error};

typedef   enum p_r_s     p_r_s;
typedef   enum outcome   outcome;

outcome   compare(p_r_s player_choice,
          p_r_s machine_choice);
void      wrt_final_status(int win_cnt, int lose_cnt);
void      wrt_game_status(int win_cnt, int lose_cnt, int tie_cnt);
void      wrt_help(void);
void      wrt_instructions(void);
void      report_and_tabulate(outcome result,
             int *win_cnt_ptr, int *lose_cnt_ptr, int *tie_cnt_ptr);
p_r_s     selection_by_machine(void);
p_r_s     selection_by_player(void);