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: [[-22, 34, -22, 31], [-6, -19, 28], [20, 25, -41, 30], [-25, -29]]

[510136, 3192, -615000, 725]