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: [[-18, -19, -15, 14, 41], [41, -17, -28], [-36, -35], [36, -25], [43, 36, -43, 44, -21], [7, -4, 31]]

[-2944620, 19516, 1260, -900, 61505136, -868]