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: [[-13, 28], [-44, 40, -25, -3], [33, -5, -28, -20, -12], [-14, -20, 39]]

[-364, -132000, 1108800, 10920]