C programming language Topic : Input/Output Program : Product list (product.c) Definition : The program reads a series of items form a file and displays the data in columns. The program obtains the file name from the command line. Each line of the file will have the following form: item, mm-dd-yyyy, price For example, suppose that the file contains the following lines: 123, 12.00, 12/25/2006 124, 18.30, 1/10/2020 Expected output: Item Unit Purchase Price Date 123 $12.00 12/25/2006 124 $ 18.30 1/10/2020

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