#include <iostream>
using namespace std;
 
struct dot
{
	int x, y;
	dot(){
		cin >> x >> y;
	}
};
struct square
{
	dot upper_left, lower_right;
	bool is_point_on(dot &p) const
	{
		return p.x < lower_right.x and p.x > upper_left.x and p.y < upper_left.y and p.y > lower_right.y;
	}
	bool is_point_in(dot &p) const
	{
		return p.x <= lower_right.x and p.x >= upper_left.x and p.y <= upper_left.y and p.y >= lower_right.y;
	}
};
 
int main() {
	square black, white;
	dot point;
	cout << ((black.is_point_in(point) and not white.is_point_on(point))?"HAPPY":"SAD");
}

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