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: [[38, -3], [-33, -13, 19], [-3, 7], [12, -39, -21, 23]]

[-114, 8151, -21, 226044]