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: [[42, -35, 19], [-33, -26, -11, -7, 18], [-43, 29, -8, -12], [23, -42, -40], [18, 27, 30, -16, -40]]

[-27930, 1189188, -119712, 38640, 9331200]