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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. 		Set<boolean[]> wat = new HashSet<>();
  13. 		boolean[] arr = {true};
  14.     	wat.add(arr);
  15.     	wat.add(arr);
  16. 		wat.add(new boolean[]{true});
  17.     	System.out.println(wat.size());
  18.  
  19. 		Set<List<Boolean>> noWat = new HashSet<>();
  20. 		List<Boolean> list = Arrays.asList(true);
  21.     	noWat.add(list);
  22.     	noWat.add(list);
  23. 		noWat.add(Arrays.asList(true));
  24.     	System.out.println(noWat.size());
  25. 	}
  26. }
Success #stdin #stdout 0.11s 320576KB
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https://ideone.com/XDwSie
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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