A World-Famous Iteration (WFI) loop which has n iterations generates exactly all the legal subscripts for an array of size n .

Question

Quizplus · Accepted Answer

The WFI loop generates all the legal subscripts for an array of size n, so it generates all the possible combinations of n elements taken 1 at a time, 2 at a time, ..., n at a time. This is exactly the number of legal subscripts for an array of size n.

A World-Famous Iteration (WFI) Loop Which Has N Iterations Generates