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: [[31, -46], [-50, 43], [46, -49, 5, 39], [47, 35], [10, -10, 0, -33, -34], [5, 25, -6, 18], [34, -3]]

[-1426, -2150, -439530, 1645, 0, -13500, -102]