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

Output the integer read followed by a newline.

Subtract the integer from remainingCouches.

Read the next integer from dataFS.