In this task you will be given a list, of lists, of integers. For every inner list contained in the input list, you should multiply every even number in that list. The output should be a list of integers with the same length as the number of lists in the input list. If there are no even numbers in an inner list you should output 0 for that list.
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Question: [[0, 50, 16, -48, 7], [-2, -21, 12, 44], [20, -45, 14, 47], [-48, 10, -17, 34, 21]]

Answer: [0, -1056, 280, -16320]


Question: [[-21, 48], [9, 37], [46, -29], [-32, -7, 45, -43, -32], [-35, 14, -42], [-45, 16], [-2, 24, 30, -42, 31], [9, -11, 10]]

Answer: [48, 0, 46, 1024, -588, 16, 60480, 10]


Question: [[-16, 33, -8, 23], [24, -11, -45, 49], [38, -7, 42, -43], [39, -22, 0], [34, 46, 28, -25, -19], [31, -8]]

Answer:
[128, 24, 1596, 0, 43792, -8]