2.29 LAB: Input: Welcome message Write a program that takes a first name as the input, and outputs a welcome message to that name. answer with c++

Write c function that can replace all the positive elements to 0 and negative to 1 in undefined length one-dimensional array. test your program in the main program by defining one-dimensional array of 6 elements

Idon understand these and need some ! ?

Which text format is this, "the text is transcribed exactly as it sounds and includes all the utterances of the speakers. "?