instruction:
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.
question:
[[15, 45, -1, 13, -15], [50, 29], [19, 40]]
answer:
[0, 50, 40]


question:
[[-23, 13, -22, -20, -17], [-17, -4], [-24, 19, 5], [8, -49, -8], [29, 27, -41, 12], [-33, -17], [8, -48, 16, 43, 0]]
answer:
[440, -4, -24, -64, 12, 0, 0]


question:
[[-31, -15, 36], [-8, 15, -36, -41, 46], [47, 7, 10], [30, -4, -26, -2, 9], [46, -20], [2, -17], [-27, 50, -23, -26, -11], [43, -36, -40, 5, -26], [-32, -48, 2, -9, -22]]
answer:

[36, 13248, 10, -6240, -920, 2, -1300, -37440, -67584]