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well dont u see the prototype of the function print_add .the print_add function takes 4 paramters when u declare and define inside the class. But while calling the function in the main u havent passed any paramters. Moreover what does get_add will give u when u dint even set the …
See if you are planning to give the arguements through command line then this could be the foloowing steps you can do; (1) Check the number of arguements first. (2) Check whether the argument values are NON Null (3) Check the type of the data whether it is is string, …
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