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:
[[-25, 23], [40, 10, 28, -5, 49], [21, 11]]
answer:
[0, 11200, 0]


question:
[[19, -31, 34], [-24, -21, 48, -33], [26, 33, 29, 17, 5], [-41, 29, 46], [-20, 16, 50], [-8, 49, 4, -42], [-1, -27, -23, 11, -25], [-23, -45], [-26, 16], [45, 5, -9, -27], [-22, 38, 15], [-41, 49, 47, -50], [47, 9], [-17, -33]]
answer:
[34, -1152, 26, 46, -16000, 1344, 0, 0, -416, 0, -836, -50, 0, 0]


question:
[[26, 39, -50, 20], [-50, 29, 5, 44, 1], [-23, 17, -23, -27], [11, -30], [-20, 26, -38, 8], [13, 37, -21, -14, 2], [42, 45, -19, -43, 35]]
answer:

[-26000, -2200, 0, -30, 158080, -28, 42]