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, 16, 18, -49, 38], [26, -33], [35, 26, -16, 2, -36], [-36, -23], [19, 31, 33, 48, -50]]

[9652608, -858, 1048320, 828, -46648800]