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 | Could someone explain to me (in layman's terms please) when to use pointers, pass by reference, this pointer and friendly functions. I understand the concepts but I can't think on my own when to use them. Can someone explain? thanks. |
| | Im trying to create a small program where it asks for a number (radius) and then calculates the area of a circle. BUT when I square the input and multiply it by pi, i get a whole number. I need it in decimal. Could someone explain? Thanks. [CODE]TITLE Area of … |