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:
[[-15, 21, -15, -36, 14], [-48, 29, 33, 14, -17], [-30, 39, -24, -2, 46]]
answer:
[-504, -672, -66240]


question:
[[-25, -3], [-41, 21, -14, -8, -28], [49, -6, -3, -7], [21, 17, -21, 31], [-2, -27, -48, 38], [-36, 27, -30], [14, 1]]
answer:
[0, -3136, -6, 0, 3648, 1080, 14]


question:
[[-40, 3, 40, 40, 41], [-15, 18, -26, 29], [13, -23], [-34, -36], [40, 34, -41, 6, 15], [23, -2], [24, 22, -37], [44, 4, 11, -6, -33], [16, -34, 3], [5, 40], [28, 17, 27, 11], [-2, -49], [2, 50, -9, 49, 17], [42, -24, 3, -27, -30]]
answer:

[-64000, -468, 0, 1224, 8160, -2, 528, -1056, -544, 40, 28, -2, 100, 30240]