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, -28, 33, 47], [-10, 36], [-20, 37], [37, -14, -22, 4, 14], [29, 0, 3]]

[781704, -360, -740, 638176, 0]