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, -43, 28], [-3, -1], [2, 44, -31, 36], [-35, -26, -21], [-35, 19], [-1, 21, -30, 8], [-27, 46, 8, -8, -12], [0, 12]]

[37324, 3, -98208, -19110, -665, 5040, -953856, 0]