Definition: 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.
Input: [[-35, 24, -19, 19, 7], [-33, -45, -20, 43], [42, 39], [-10, 28, 20]]

[2122680, -1277100, 1638, -5600]