import java.util.*;
public class Question4_Runner
{
    public static void main(String[] args)
    {
       int[][] A = {{0,9,0,9},{1,1,1},{2,2,2},{2,0,2},{0,0,0}};

       System.out.println( Arrays.deepToString( A ) ); 

       System.out.println( ArrayResizer.numNonZeroRows( A ) );
       int[][] B = ArrayResizer.resize( A );

       System.out.println( Arrays.deepToString( B ) );                            }
}

/*
[[0, 9, 0, 9], [1, 1, 1], [2, 2, 2], [2, 0, 2], [0, 0, 0]]
2
[[1, 1, 1], [2, 2, 2]]
*/