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: [[39, 33, 45], [-6, 34, 4, 31], [-3, -11, -49, 11, -39], [13, -36], [39, 11, 39], [-32, -47], [50, 17, 18, -9, -44], [-10, 41, 50, -40], [21, 17, -17]]

[57915, -25296, 693693, -468, 16731, 1504, 6058800, 820000, -6069]