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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. 		int[][] a1 = new int[2][3];
  13. 		System.out.println(Arrays.deepToString(a1));
  14.  
  15.     	int[][] a2 = { {1,2}, {3,4}, {5,6} };
  16.     	System.out.println(Arrays.deepToString(a2));
  17.  
  18.     	int[][] a3 = { {1}, {2,3}, null };
  19.     	System.out.println(Arrays.deepToString(a3));
  20. 	}
  21. }
Success #stdin #stdout 0.1s 320512KB
comments (?)
stdin 
Standard input is empty
stdout 
[[0, 0, 0], [0, 0, 0]]
[[1, 2], [3, 4], [5, 6]]
[[1], [2, 3], null]
https://ideone.com/3JdAmY
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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