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: [[46, -39, 42], [-11, -20, -39], [-19, -33, -13, -33, -45]]

[-75348, -8580, -12104235]