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, -14, 10, -41], [31, -44, 11, 21], [-13, -38, 4, -49], [50, 47, -6, 19, 41], [14, -41, 34, -46, -17], [-43, -36, 20, 2, -4], [18, 3, 45], [-49, 35, -30, 7], [14, -10], [41, 20, -42, 49, 26]]

[177940, -315084, -96824, -10983900, -15261512, -247680, 2430, 360150, -140, -43876560]