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: [[31, 47], [-45, 5, -17, 42], [44, -16, 13, 29, 26], [-16, -38, -38, 43, 6], [-21, -16, -39, 19, -10], [-36, -23, -32], [-16, 9, 37, 10, -3]]

[1457, 160650, -6900608, -5960832, 2489760, -26496, 159840]