Suppose that the file file "data.txt" contains the following:

1 2

3 4 5 6

7

Write a java code that reads the contents of the file, creates a square matrix with the dimensions nxn where n is the highest number of digits in one row in the file. the missing digits should be replaced by 0, and display the matrix.

the matrix should contain the following

1 2 0 0

3 4 5 6

7 0 0 0