Must use ArrayList (Integer):

1. Write a program that randomly fills in 0 s and 1 s into an n-by-n matrix, prints the matrix, and finds the rows and columns with the most 1s. (Hint: Use two ArrayLists to store the row and column indices with the most 1s.) Sample Run: Enter the array size n:4 The random array is 0011 0011 1101 1010 The largest row index: 2 The largest column index: 2, 3