This program converts the lower case characters into uppercase and vice-versa.   Example: We are taking the input from the user using command line arguments. input = $ ./a.out SuBHasH output = sUbhASh Logic: 1.Take the string using command line argument. 2.Call the function my_convert( )and pass the base address of the argv[1] ( my_convert(argv[1])). […]

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