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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		System.out.println(getArea(0,1,10));
  13. 		System.out.println(getArea(1,1,10));
  14. 		System.out.println(getArea(1,0,10));
  15. 		System.out.println(getArea(1,-1,10));
  16. 		System.out.println(getArea(0,-1,10));
  17. 		System.out.println(getArea(-1,-1,10));
  18. 		System.out.println(getArea(-1,0,10));
  19. 		System.out.println(getArea(-1,1,10));
  20. 	}
  21. 	static int getArea(double xcoord, double ycoord , double radius) {
  22. 		if(xcoord*xcoord + ycoord*ycoord > radius*radius)
  23. 			return -1;
  24. 		double angle=Math.PI/2-Math.atan2(ycoord, xcoord);
  25. 		if(angle < 0)
  26. 			angle = 2*Math.PI+angle;
  27. 		int segments = 12;
  28. 		double angle_one_segment=2*Math.PI/segments;
  29. 		return 1 + (int)(angle/angle_one_segment);
  30. 	}
  31. }
Success #stdin #stdout 0.06s 380224KB
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https://ideone.com/leps1k
language:
Java (12.0.1)
created:
9 years ago
visibility:
secret

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