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: [[50, -44, -26, -19], [41, -4], [10, 19, -31, -30], [28, 4, -13, -27, -23], [37, 43, -42, -42, 7], [-42, -18, 50, -15], [13, 41], [48, -17, 18, -9, -4]]

[-1086800, -164, 176700, -904176, 19645668, -567000, 533, -528768]