Learning-C/AbsoluteBeginner/Chapter19ex2.c

#include <stdio.h>
#include <string.h>
#include <time.h>
#include <ctype.h>
#include <stdlib.h>

main(void)
{
	int dice1, dice2;
	int total1, total2;
	time_t t;
	char ans;
	/* this is needed to make sure each number is actually random */
	srand(time(&t));

	dice1 = (rand() % 5) + 1;
	dice2 = (rand() % 5) + 1;
	total1 = dice1 + dice2;

	printf("First roll of the dice was %d and %d, ", dice1, dice2);
	printf("for a total of %d.\n\n\n", total1);

	do {
		puts("Do you think the next roll will be ");
		puts("(H)igher, (L)ower, or (S)ame?\n");
		puts("Enter H, L, or S to reflect your guess.");

		scanf(" %c", &ans);
		ans = toupper(ans);
	} while ((ans != 'H') && (ans != 'L') && (ans != 'S'));

	dice1 = (rand() % 5) + 1;
	dice2 = (rand() % 5) + 1;
	total2 = dice1 + dice2;

	printf("\nThe second roll was %d and %d, ", dice1, dice2);
	printf("for a total of %d.\n\n", total2);

	if (ans == 'L')
	{
		if (total2 < total1)
		{
			printf("Good job! You were right!\n");
			printf("%d is lower than %d\n", total2, total1);
		}
		else
		{
			printf("Sorry! %d is not lower than %d\n\n", total2,
				total1);
		}
	}
	else if (ans == 'H')
	{
		if (total2 > total1)
		{
			printf("Good job! You were right!\n");
			printf("%d is higher than %d\n", total2, total1);
		}
	}
	else if (ans == 'S')
	{
		if (total2 == total1)
		{
			printf("Good job! You were right!\n");
			printf("%d is the same as %d\n\n", total2, total1);
		}
		else
		{
			printf("Sorry! %d is not the same as %d\n\n", total2,
				total1);
		}
	}


	return(0);
}