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: [[-17, 23, -28, 0, 4], [4, 33, -1, 29]]

[0, -3828]