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: [[8, -28, -35, -15, -37], [29, 34, -19, -35], [8, -28, -46, 13], [29, 35]]

[4351200, 655690, 133952, 1015]