java problem3 test cases

testcase.java

		Point[] S1 = { new Point("p1", 1, 8), new Point("p2", 2, 7), new Point("p3", 3, 6), new Point("p4", 4, 5), new Point("p5", 5, 4), new Point("p6", 6, 3), new Point("p7", 7, 2), new Point("p8", 8, 1) };
		Point[] S2 = { new Point("p1", -8, 3), new Point("p2", -7, 1), new Point("p3", -1, 6), new Point("p4", 2, 4), new Point("p5", 4, 8), new Point("p6", 5, 9), new Point("p7", 7, 1), new Point("p8", 9, 7) };