String fileName is a file's name read from input. The opened file, fileName, contains the number of mattresses sold by a furniture store, and is associated with the stream inFS. The first integer is read from inFS. Write a while loop that iterates while inFS.fail$()$ is false. In the while loop:

Output the integer read followed by a newline.

Subtract the integer from remainingMattresses.

Read the next integer from inFS.