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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. 		incrementCellCounter(1);
  13. 		incrementCellCounter(5);
  14. 		incrementCellCounter(9);
  15. 		incrementCellCounter(10);
  16. 		incrementCellCounter(11);
  17. 		incrementCellCounter(45);
  18. 		incrementCellCounter(56);
  19. 		incrementCellCounter(99);
  20. 		incrementCellCounter(100);
  21. 		incrementCellCounter(101);
  22. 		incrementCellCounter(500);
  23. 		incrementCellCounter(999);
  24. 		incrementCellCounter(1000);
  25. 		incrementCellCounter(1001);
  26. 		incrementCellCounter(9999);
  27. 		incrementCellCounter(10000);
  28. 		incrementCellCounter(10001);
  29. 	}
  30.  
  31. 	private static void incrementCellCounter(int numCells) {
  32.       final int bucketSize = ((int) Math.ceil(Math.log10(numCells))) * 10;
  33.       int bucket = (numCells / bucketSize);
  34.       int bucketStart = bucket * bucketSize;
  35.       int bucketEnd = bucketStart + (bucketSize - 1);
  36.       System.out.println(String.format("%d - bucket_feature_in_num_cells_%05d_to_%05d",
  37.           numCells, bucketStart, bucketEnd));
  38.     }
  39. }
Runtime error #stdin #stdout #stderr 0.07s 380160KB
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Standard input is empty
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Standard output is empty
stderr
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Exception in thread "main" java.lang.ArithmeticException: / by zero
	at Ideone.incrementCellCounter(Main.java:33)
	at Ideone.main(Main.java:12)
https://ideone.com/JekUUq
language:
Java (12.0.1)
created:
8 years ago
visibility:
public

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