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:
[[-2, 16, 28], [-47, 8, -31], [-43, 45, 17, -9], [24, 42]]
answer:
[-896, 8, 0, 1008]


question:
[[-24, 26, 13, 37], [-5, -23, -15, -49, 29], [45, 47], [8, 10]]
answer:
[-624, 0, 0, 80]


question:
[[-50, 23, -14, 26], [-7, 4, 48], [-8, 37, -29], [23, 18, -7], [-13, -43, -23, -1, 20], [-29, -49, 29], [-6, -40], [-15, 36, -43, 23, -32], [19, 31, -47], [-27, -17], [47, -11], [43, -25, -26, 19]]
answer:

[18200, 192, -8, 18, 20, 0, 240, -1152, 0, 0, 0, -26]