It would be if the problem was worded as so:
I have a piece of 8.5 x 11 paper and a set of rectangles to cut. Tell me either one:
- How many rectangles can I fit on the paper?
- What is the fewest number of cuts for the largest number of rectangles?
The problem, as stated, is different. "Given a set of rectangles, what is the smallest piece of paper that will encompass all the rectangles with the smallest amount of waste?" The reason this isn't a Knapsack is because the overall paper-size isn't constricted. (At least, the OP didn't restrict it in the statement.)
------ We are the carpenters and bricklayers of the Information Age. The idea is a little like C++ templates, except not quite so brain-meltingly complicated. -- TheDamian, Exegesis 6 Please remember that I'm crufty and crochety. All opinions are purely mine and all code is untested, unless otherwise specified.
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