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, 35], [29, 43, 28, 46, -19], [11, 18, -19, 31, -1]]

[-1295, -30516584, 116622]