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:
[[4, -6, 17], [-44, 38, -20], [30, 26]]
answer:
[-24, 33440, 780]


question:
[[-4, -31, 11, 39], [17, -7, -44, 3], [-17, 33, 18, -42], [-20, -13, -9, 48, -15]]
answer:
[-4, -44, -756, -960]


question:
[[50, -5, -21, 36, 19], [9, 1], [15, 48, -38], [-18, 0, 19, 7], [-22, 12], [-34, -8], [46, 3, -4, 40], [-6, -50, 36], [45, -41, 15, 48], [-25, -29, 42], [-44, 8, -9], [-32, -27, -25, -18], [42, 33, -9, -8, -14]]
answer:

[1800, 0, -1824, 0, -264, 272, -7360, 10800, 48, 42, -352, 576, 4704]