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: [[30, 41, -18, 25, 0], [46, -28, 5], [-38, 38, 29, -42]]

[0, -6440, 1758792]