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: [[-37, -18], [-11, -2], [-32, 33], [-8, 19, 15, -21, -14], [39, -31, -23, 48]]

[666, 22, -1056, -670320, 1334736]