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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5.  
  6. class Main
  7. {
  8.    public static void main (String[] args) throws java.lang.Exception
  9.    {
  10.     Scanner in = new Scanner(System.in);
  11.     double x1, y1, r1;
  12.     double x2, y2, r2;
  13.     x1 = in.nextDouble();
  14.     y1 = in.nextDouble();
  15.     r1 = in.nextDouble();
  16.     x2 = in.nextDouble();
  17.     y2 = in.nextDouble();
  18.     r2 = in.nextDouble();
  19.  
  20. 	if( x1 == x2 && y1 == y2 && r1 == r2 )
  21. 	{
  22. 		System.out.println(-1);
  23. 		System.out.println(" ");
  24. 	}
  25. 	else if( Math.sqrt( (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) ) == r1+r2 || Math.sqrt( (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) ) + r2 == r1 || Math.sqrt( (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) ) + r1 == r2 )
  26. 	{
  27. 		System.out.println(1);
  28. 		System.out.println(" ");
  29. 	}
  30. 	else if( Math.sqrt( (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) ) > r1+r2  )
  31. 	{
  32. 		System.out.println(0);
  33. 		System.out.println(" ");
  34. 	}
  35. 	else if( Math.sqrt( (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) ) + r2 < r1 || Math.sqrt( (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) ) + r1 < r2 )
  36. 	{
  37. 		System.out.println(0);
  38. 		System.out.println(" ");
  39. 	}
  40. 	else 
  41. 	{
  42. 		System.out.println(2);
  43. 		System.out.println(" ");
  44. 	}
  45.    }
  46. }
Success #stdin #stdout 0.16s 321280KB
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stdin
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7 7 7 7 7 7
stdout
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-1
https://ideone.com/sSlDmq
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
secret

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