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: [[32, -16, -3, 31, 28], [5, -19], [18, 3, 14], [-32, -31, -50, 13, 21], [42, 12, -44]]

[1333248, -95, 756, -13540800, -22176]