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: [[28, 49], [-9, -22, 27, -43], [-20, 15, -6, 31, -14]]

Answer: [28, -22, -1680]


Question: [[0, 43, 10, -26], [-28, 12, -40, 29, 11], [-5, -26, 28, -17]]

Answer: [0, 13440, -728]


Question: [[45, -42], [-47, 7, 46], [-22, 34], [-12, 27, 18, -12, 7], [11, -12, -49, -4], [18, -49], [-13, 38], [43, 47, 8, -4, -31], [-3, 3], [-22, 12]]

Answer:
[-42, 46, -748, 2592, 48, 18, 38, -32, 0, -264]