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: [[42, 47, -40], [-10, 47], [-23, 24]]

Answer: [-1680, -10, 24]


Question: [[3, 18, -24, 48], [22, 0], [-31, 41], [-20, 31, 23], [3, 32], [46, -45, 0], [9, -19], [10, -22, 23, 17], [41, 42], [34, 44, -24], [17, 29], [26, 27], [41, -5]]

Answer: [-20736, 0, 0, -20, 32, 0, 0, -220, 42, -35904, 0, 26, 0]


Question: [[30, 48], [43, 34], [-13, -19, 7, -19, -37], [-6, 1, 10], [34, 21, -23]]

Answer:
[1440, 34, 0, -60, 34]