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, 4, -35, 19], [2, -18, 22], [48, -40, -44, -13, -11], [-45, 4, -41, -40], [-12, -31, -36, -20, 20], [-25, -1], [0, 33], [-31, 14, 14]]

[-47880, -792, 12080640, -295200, 5356800, 25, 0, -6076]