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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. import java.lang.Math;
  7.  
  8. /* Name of the class has to be "Main" only if the class is public. */
  9. class Ideone
  10. {
  11. 	public static void main (String[] args) throws java.lang.Exception
  12. 	{
  13. 		double rnd;
  14. 		int SixtyCount = 0;
  15. 		int ThirtyCount = 0;
  16. 		int TenCount = 0;
  17. 		for(int i=0;i<100; i++){
  18. 				rnd = Math.random();
  19. 				if((rnd -= 0.6) < 0)
  20. 				    SixtyCount++;
  21. 				else if ((rnd -= 0.3) < 0)
  22. 				    ThirtyCount++;
  23. 				else
  24. 					TenCount++;
  25. 		}
  26. 		System.out.println("10 -> "+ TenCount + " 30 -> "+ThirtyCount +" 60 -> "+ SixtyCount);	
  27.  
  28. 	}
  29. }
Success #stdin #stdout 0.16s 50488KB
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stdin
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Standard input is empty
stdout
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10 -> 5 30 -> 29 60 -> 66
https://ideone.com/Lsjo8e
language:
Java (HotSpot 12)
created:
1 year ago
visibility:
secret

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