poj1543-cube.c

#include <stdio.h>

int
main()
{
	int n, a, b, c, d;
	scanf("%d", &n);

	for (a = 2; a <= n; a++)
	{
		for (b = 2; b < a; b++)
		{
			for (c = b; c < a; c++)
			{
				for (d = c; d < a; d++)
				{
					if (a * a * a == b * b * b + c * c * c + d * d * d)
					{
						printf("Cube = %d, Triple = (%d,%d,%d)\n", a, b, c, d);
					}
				}
			}
		}
	}

	return 0;
}