Write a statement that constructs a Random object and use the
object to create a random integer between 1-100 (inclusive)
b) Consider an integer array arr for which the indexes for rows
range from 0 to 4 and the indexes for columns range from 0 to 6.
Write a nested for structure that initializes each element of arr
with the random object created in a) above.
c) What expression can be used to access the first element of an
array of integers called numbers?
d) What expression can be used to access the last element of
numbers, regardless of its length?