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, 3, -23, 23], [-27, -19, 28], [8, 21, 0, -28], [-39, -23, 26], [41, 9, 32, -6, 49]]

[28566, 14364, 0, 23322, -3471552]