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: [[-2, 2, 14, -41], [42, 20, 48], [42, -40], [0, 7, 20, 20], [-37, -29, -22, 12, 47], [31, -34, -21, 29], [31, 28, -50, 21, 25], [-19, 47, 39, 36, 31]]

[2296, 40320, -1680, 0, -13313784, 641886, -22785000, -38866932]