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, 7, -34, -40], [-5, 49, 23, -26, 45], [-30, -19, -42], [25, -16, -49], [22, -18, 13, -11, -45], [-42, 36, -6, -42], [29, -24], [-7, 13, 13, -5, -43], [-43, -12], [19, 40, 16, -12]]

[171360, 6592950, -23940, 19600, -2548260, -381024, -696, -254345, 516, -145920]