This is for intro to c++ please show all steps.

Unlike the USA postal zip codes, Canada's postal codes are alphanumeric. The Canadian postal code uses a six-character string and are in the format A1A 1A1, where A is a letter and 1 is a digit, with a space separating the third and fourth characters. Write a program that reads a list of Canadian Postal Codes from the file "PostalCodes.txt", and then verifies whether the postal code is valid or not. Your program should use manipulators from to output the results to the console in a table format as shown in the sample output