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: [[-45, 21], [-29, -41, -2, 28, -27], [0, -2, -36, 8], [-12, 32, -42]]

[-945, 1797768, 0, 16128]