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  1. import java.awt.Point;
  2. import java.util.*;
  3.  
  4. class A_Triangle {
  5. 	public static void main(String[] args) throws Exception{
  6. 		Scanner scan = new Scanner(System.in);
  7. 		List<Point> list = new ArrayList<Point>();
  8. 		for(int i = 0; i < 3;++i){
  9. 			list.add(new Point(scan.nextInt(), scan.nextInt()));
  10. 		}
  11. 		if(f(list)){
  12. 			System.out.println("RIGHT");
  13. 			return ;
  14. 		}
  15. 		for(int i = 0; i < 3; ++i){
  16. 			Collections.rotate(list, 1);
  17. 			if(g(list)){
  18. 				System.out.println("ALMOST");
  19. 				return;
  20. 			}
  21. 		}
  22. 		System.out.println("NEITHER");
  23. 	}
  24. 	static boolean f(List<Point> list){
  25. 		int[]dist = new int[3];
  26. 		dist[0] = (int) list.get(0).distanceSq(list.get(1));
  27. 		dist[1] = (int) list.get(1).distanceSq(list.get(2));
  28. 		dist[2] = (int) list.get(2).distanceSq(list.get(0));
  29. 		Arrays.sort(dist);
  30. 		for(int d : dist){
  31. 			if(d==0){
  32. 				return false;
  33. 			}
  34. 		}
  35. 		return dist[2] == dist[0] + dist[1];
  36. 	}
  37. 	static boolean g(List<Point> list){
  38. 		Point point = list.get(0);
  39. 		point.translate(1, 0);
  40. 		if(f(list))
  41. 			return true;
  42. 		point.translate(-2, 0);
  43. 		if(f(list))
  44. 			return true;
  45. 		point.translate(1, 1);
  46. 		if(f(list))
  47. 			return true;
  48. 		point.translate(0, -2);
  49. 		if(f(list))
  50. 			return true;
  51. 		point.translate(0, 1);
  52. 		return false;
  53. 	}
  54. }
  55.  
Success #stdin #stdout 0.06s 213888KB
comments (?)
stdin 
0 0 2 0 0 1
stdout 
RIGHT
https://ideone.com/3zUAo
language:
Java (HotSpot 12)
created:
15 years ago
visibility:
secret

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