#include "stdio.h"
#include "math.h"
void main() {

	int n, i;
	int x1, x2, x3, y1, y2, y3;
	int a, b, c;
	int h, hmax=0;
	int pravougli = 0, imax = 0;

	printf("Unesite koliko trouglova zelite da unesete:\n");
	scanf("%d", &n);


	for (i = 0;i < n;i++) {

		scanf("%d%d%d%d%d%d", &x1, &x2, &x3, &y1, &y2, &y3);

	}

	a = (sqrt(x2 - x1)*(x2 - x1) + (y2 - y1)*(y2 - y1));
	b = (sqrt(x1 - x3)*(x1 - x3) + (y1 - y3)*(y1 - y3));
	c = (sqrt(x2 - x3)*(x2 - x3) + (y2 - y3)*(y2 - y3));


	if (c*c - a*a + b*b <= 0 || a*a + b*b - c*c <= 0 || b*b - c*c + a*a <= 0) {
		pravougli++;
		h = fmax(fmax(a, b), fmax(a, c));
		if (hmax < h)
		{
			hmax = h;
			imax = i;
		}
	}

	printf("pravouglih:%d, indeks max hipotenuze:%d", pravougli, imax);

}