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: [[-33, 19, 42], [-35, 43], [-42, -37, -31, 6, -39], [20, 15], [34, 14, 45, 2]]

[-26334, -1505, 11272716, 300, 42840]