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: [[15, -22, 42], [-39, -34, 1, -19, -45], [19, 13, 16], [-21, -20], [14, -29, -11, -5, -4]]

Answer: [-924, -34, 16, -20, -56]


Question: [[-2, 16, -17], [34, -41, 9, 38], [-14, 13, -40, -3]]

Answer: [-32, 1292, 560]


Question: [[8, -9], [-23, 29, -15, 1, 12], [-13, -50, 2, 15], [35, 3, -1, 50, -17], [1, -26], [34, -45, 21, -23, 28], [-29, -9, 42, -37], [49, -2, -28]]

Answer:
[8, 12, -100, 50, -26, 952, 42, 56]