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:
[[34, -2, -41, 25, -45], [-47, 42], [-2, 26, 36], [36, 27, -9, 17]]
answer:
[-68, 42, -1872, 36]


question:
[[-42, -37, -5, 12, -3], [41, -23, -22, 47], [-12, -6, 8]]
answer:
[-504, -22, 576]


question:
[[15, -9, -5], [-7, 23, -42, 29], [9, 39], [44, 20, 12], [8, 41, -30, -35, 9], [4, -14, -45, 30], [2, -8, -16, 18, -9], [-19, -24], [-26, 20], [-30, -25], [16, -31, 13], [25, 45]]
answer:

[0, -42, 0, 10560, -240, -1680, 4608, -24, -520, -30, 16, 0]