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: [[-29, -19, 7], [10, -37], [-36, 29, -9, 0]]

[3857, -370, 0]