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: [[10, -25, -41, 41], [-20, 0, -48, -16, -7]]

[420250, 0]