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: [[4, 48, 11, -29, -42], [2, -23, -18], [-7, -27], [-43, -18, -34, 16]]

Answer: [-8064, -36, 0, 9792]


Question: [[17, -18, 9], [-42, -12], [39, -2, 31, 14], [-16, -9, -20], [19, -30], [47, -29, -40]]

Answer: [-18, 504, -28, 320, -30, -40]


Question: [[-36, 13, 37, -31], [-3, -10], [18, 17, 36], [-11, 35, 27, 30, 37], [4, 8], [31, 38, -26], [-29, 5], [9, 14, 37, -17], [28, 47, 24, -20, -21], [21, -13]]

Answer:
[-36, -10, 648, 30, 32, -988, 0, 14, -13440, 0]