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: [[1, 31], [-17, -20, -28, 38], [-47, 43, -18, -45], [28, -6, -41], [-42, -12, -31, 17], [-18, -43, -47, -19], [17, -5], [-33, 33, 6, 40], [45, -37, -47], [43, -13]]

[31, -361760, -1637010, 6888, -265608, 691182, -85, -261360, 78255, -559]