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: [[21, 37, -21, 11], [-38, -43, 27], [20, -42, -40, 44, 6], [10, 26, -24, -12, 14], [31, 3, -4, 1, -21], [-37, 43, 16], [14, 26, 13, 12, -34], [-49, 28], [-42, -5, -12, 22], [23, -50, 31, -18]]

[-179487, 44118, 8870400, 1048320, 7812, -25456, -1930656, -1372, -55440, 641700]