// ******************************************************************
// THIS IS MY OWN WORK, IT WAS WRITTEN WITHOUT CONSULTING A TUTOR   
// OR ANSWERS WRITTEN BY OTHER STUDENTS - Your Name Here
// ******************************************************************

public class ArrayResizer
{
    public static boolean isNonZeroRow( int[][] array2D, int r )
    {
        // Write this method for part A

	return false;  // Statement added to prevent compile error
		       // Remove it when you write this method
    }

    public static int[][] resize( int[][] array2D )
    {
	// Write this method for part B

	return null; // Statement added to prevent compile error
		     // Remove it when you write this method
    }

    public static int numNonZeroRows( int[][] array2D )
    {
        int numNonZeroRows = 0;

        for ( int i = 0; i < array2D.length; i++ )
            if( isNonZeroRow( array2D, i ) )
                numNonZeroRows++;

        return numNonZeroRows;
    }
}