It's better to think of map without thinking of looping. I think its a good idea to think of it as converting a container of A to a container of B. It doesn't matter how it happens, and the container might be empty, or only big enough only to hold 1 item. Loop is beside the point.
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It's better to think of map without thinking of looping. I think its a good idea to think of it as converting a container of A to a container of B. It doesn't matter how it happens, and the container might be empty, or only big enough only to hold 1 item. Loop is beside the point.