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, 50], [-33, -43, -48, -5], [-5, 48, 14], [-50, -14], [0, 34, 49, 45, 43]]

[900, 340560, -3360, 700, 0]