TASK 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.
PROBLEM: [[45, 36], [49, -31]]

SOLUTION: [1620, -1519]

PROBLEM: [[26, 23], [20, -32], [-13, -2, -5, -41], [-5, 31, 19], [35, -39, -36, 40], [-37, 31], [19, -13], [-48, 7, -18]]

SOLUTION: [598, -640, 5330, -2945, 1965600, -1147, -247, 6048]

PROBLEM: [[-14, 2, -16, 10, 3], [1, -13, 30, -49], [1, 7]]

SOLUTION:
[13440, 19110, 7]