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:
[[-37, 28, -2, -3], [-13, -6], [46, 11, -18, -31]]
answer:
[-56, -6, -828]


question:
[[-8, -1, -12], [38, 17, -12], [35, -40, -6], [-5, -15, 43, -42], [-46, -38, 46, -49, 30]]
answer:
[96, -456, 240, -42, 2412240]


question:
[[32, 45], [5, 16, -35, 0, -27], [-12, -32], [39, -40, 34], [-41, 2, -43, 42, 50], [-41, -35, 41, 1], [38, -20], [10, 33, 33, -8], [-6, -9, 1, -23], [-13, -7, 4]]
answer:

[32, 0, 384, -1360, 4200, 0, -760, -80, -6, 4]