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: [[12, 24, 9, -37, -40], [17, 33, -29, 29, 12], [-2, 5, 44, -38, 40], [31, -34], [5, -11], [44, -22, 20, 9, 19], [-38, -21, -7], [3, 42, 42]]

[3836160, -5661612, 668800, -1054, -55, -3310560, -5586, 5292]