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: [[-25, 23], [40, 10, 28, -5, 49], [21, 11]]

Answer: [0, 11200, 0]


Question: [[-7, 15], [-16, 48, -5, -36, 42], [28, 43, -34], [47, -45, -41, -8, -12]]

Answer: [0, 1161216, -952, 96]


Question: [[36, 2, 19, -39, -46], [50, -26, -10, -20, 8], [-31, -41], [-22, -34, 6]]

Answer:
[-3312, -2080000, 0, 4488]