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: [[-34, -38], [-11, -49], [-8, -21, 18, -48, -22], [-30, 8, -16, 27, -42]]

[1292, 539, 3193344, -4354560]