File: euler9.c

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qbe 1.2-3
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#include <stdio.h>

main()
{
	int i;
	int a;
	int b;
	int c;
	int d;
	
	for (a = 1; a < 1000; a++) {
		for (b = a + 1; b < 1000; b++) {
			d = a*a + b*b;
			for (i = 0; i < 1000; i++) {
				if (i * i == d) {
					c = i;
					if (b < c && a+b+c == 1000) {
						printf("%d\n", a*b*c);
						return 0;
					}
					break;
				}
			}
		}
	}
}