In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
[[-33, 9, -11], [50, 15, 12, -41, -31], [-38, 14, 29, -37, 31], [20, 41], [14, 41, -49]]