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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. 	public static void main (String[] args) throws java.lang.Exception
  8. 	{
  9. 		System.out.println(countInitialZeros("0005606"));
  10. 		System.out.println(countInitialZeros("005606"));
  11. 		System.out.println(countInitialZeros("05606"));
  12. 		System.out.println(countInitialZeros("5606"));
  13. 		System.out.println(countInitialZeros("0000"));
  14. 	}
  15. 	public static int countInitialZeros(String haystack) {
  16. 	    for (int i=0; i < haystack.length(); i++)
  17. 	    {
  18. 	        if (haystack.charAt(i) != '0') {
  19. 	        	return i;
  20. 	        }
  21. 	    }
  22. 	    return haystack.length();
  23. 	}
  24. }
Success #stdin #stdout 0.05s 4386816KB
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Standard input is empty
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3
2
1
0
4
https://ideone.com/e1jWQP
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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