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: [[-16, -44], [-37, 24, -15], [18, -6], [-23, 41, -22, -39]]

[704, 13320, -108, -809094]