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

int main()
{
	int x, y, z, balance, invest, guess, outcome;

	balance = 100;

 	srand(time(NULL));

	printf("Let's start to play the game with 3 dices\n");
	printf("Your balance = $100\n");

	while(balance>0 && balance <1000)
	{
		do{
			printf("How much do you invest? $");
			scanf("%d", &invest);
		}while(invest >  balance || invest % 10 != 0 || invest < 0);

		do{
			printf("What is your expected outcome, big(1) or small(0)? ");
			scanf("%d", &guess);		
		}while (guess!=0 && guess!=1);

		x = rand() % 6 + 1;
		y = rand() % 6 + 1;
		z = rand() % 6 + 1;

		printf("The points of the 3 dices are %d %d %d\n", x, y ,z);

		if ( x + y + z <=10 )
		{
			outcome = 0;
			printf("It is small, ");
		}
		else
		{
			outcome = 1;
			printf("It is big, ");
		}

		if (guess == outcome)
		{	
			printf("a correct guess\n");
			balance = balance + invest;
		}
		else
		{
			printf("an incorrect guess\n");
			balance = balance - invest;
		}

		printf("Your balance = $%d\n\n", balance);	

	}
	return 0;
}