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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. 		// your code goes here
  13. 		//Finding upperbound for a array element
  14. 		int k = 40;
  15. 		int arr[] = {1,3,5,10,20,41,55,67,89};
  16. 		int n = arr.length;
  17.  
  18. 	 int l = 0;
  19. 	 int r = n-1;
  20. 	 int upperbound =-1;
  21. 	 while(l<=r){
  22. 	 	 int mid = (l+r)/2;
  23. 	 	if(arr[mid] > k){
  24. 	       upperbound = mid;
  25. 	       r = mid-1;
  26. 	 	}
  27. 	 	else {
  28. 	 		l =mid+1;
  29. 	 	}
  30. 	 }
  31. 	 System.out.println(upperbound);
  32. 	}
  33. }
Success #stdin #stdout 0.1s 52516KB
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5
https://ideone.com/WhTtvd
language:
Java (HotSpot 12)
created:
19 hours ago
visibility:
public

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