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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Main
  6. {
  7. 	private static double distance(long X1, long Y1, long X2, long Y2) 
  8. 	{
  9.     	return Math.sqrt((X1-X2)*(X1-X2) + (Y1-Y2)*(Y1-Y2));
  10. 	}
  11. 	public static void main (String[] args) throws java.lang.Exception
  12. 	{
  13. 		Scanner in = new Scanner(System.in);
  14. 		long A = in.nextLong();
  15. 		long B = in.nextLong();
  16. 		long C = in.nextLong();
  17. 		long X1 = in.nextLong();
  18. 		long Y1 = in.nextLong();
  19. 		long X2 = in.nextLong();
  20. 		long Y2 = in.nextLong();
  21. 		long Z2 = in.nextLong();
  22. 		double S = 10000000;
  23. 		if (Z2 == 0)
  24.     	{
  25.     		S = distance(X1, Y1, X2, Y2);
  26.     	}
  27. 		else
  28. 		{
  29. 			if (X2 == 0)
  30. 			{
  31. 				S = Math.min(distance(X1, Y1, -Z2, Y2), distance(X1, Y1, -Y2, -Z2));
  32. 				S = Math.min(S, distance(X1, Y1, Y2 - B, B + Z2));
  33. 			}
  34. 			if (X2 == A)
  35. 			{
  36. 				S = Math.min (distance(X1, Y1, Z2 + A, Y2), distance(X1, Y1, A + Y2, -Z2));
  37. 				S = Math.min(S, distance(X1, Y1, A + B - Y2, Z2 + B));
  38. 			}
  39. 			if (Y2 == 0)
  40. 			{
  41. 				S = Math.min(S, distance(X1, Y1, X2, -Z2));
  42. 				S = Math.min(S, distance(X1, Y1, -Z2, -X2));
  43. 				S = Math.min(S, distance(X1, Y1, A + Z2, X2 - A));
  44. 			}
  45. 			if (Y2 == B)
  46. 			{
  47. 				S = Math.min(S, distance(X1, Y1, X2, Z2 + B));
  48. 				S = Math.min(S, distance(X1, Y1, -Z2, X2 + B));
  49. 				S = Math.min(S, distance(X1, Y1, A + Z2, B + A - X2));
  50. 			}
  51. 			if ((Y2 != 0) && (Y2 != B) && (X2 != 0) && (X2 != A))
  52. 			{
  53. 				S = Math.min(C + distance(X1, Y1, X2, Y2), distance(X1, Y1, X2, -Y2 - C));
  54. 				S = Math.min(S, distance(X1, Y1, X2, 2*B - Y2 + C));
  55. 				S = Math.min(S, distance(X1, Y1, -X2 - C, Y2));
  56. 				S = Math.min(S, distance(X1, Y1, 2*A - X2 + C, Y2));
  57. 				S = Math.min(S, distance(X1, Y1, A + B + C - Y2, A + B - X2));
  58. 				S = Math.min(S, distance(X1, Y1, A + C + Y2, X2 - A));
  59. 				S = Math.min(S, distance(X1, Y1, -C - Y2, -X2));
  60. 				S = Math.min(S, distance(X1, Y1, Y2 - B - C, B + X2));
  61. 				S = Math.min(S, distance(X1, Y1, A + B - Y2, A + B + C - X2));
  62. 				S = Math.min(S, distance(X1, Y1, Y2 - B, B + C + X2));
  63. 				S = Math.min(S, distance(X1, Y1, -Y2, -C - X2));
  64. 				S = Math.min(S, distance(X1, Y1, A + Y2, -A - C + X2));
  65. 			}
  66. 		}
  67. 		System.out.printf("%.2f", S);
  68. 	}
  69. }
Success #stdin #stdout 0.07s 2184192KB
comments (?)
stdin 
4 7 3
2 1
3 7 2
stdout 
8.06
https://ideone.com/tOlHTc
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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