prog challenge

Create a sequence of random integers with the following given: max, average, length

Example, with m = 7, a = 4, l = 5, you get [ 5, 2, 2, 4, 7 ].

>>36
Nonnegative of course.

By the way, let me assure you that you didn't come out witty, on the contrary, you are a typical victim of the multiple-choice-based education system, utterly unable to think otherwise than in the helpfully provided bounds.