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:
[[-37, -41, 17], [29, -44, 35, -34, -46], [26, 9, 28], [0, -16, 24, -18], [13, 18, 42], [29, -21, -27], [-10, -16, 12, -39, -22], [4, -3], [-29, -23]]
answer:
[0, -68816, 728, 0, 756, 0, -42240, 4, 0]


question:
[[-29, 9, -38, 26], [39, 14, -7, -24, 15], [15, 26, -33], [-12, -30, 44, -27, 17], [-26, -26, 20], [-29, 12, 34, -14, 27], [-40, 39], [50, 9, -48, 8, 19], [-45, -37, -15, -47]]
answer:
[-988, -336, 26, 15840, 13520, -5712, -40, -19200, 0]


question:
[[-50, 16, -43, 3], [45, 37, -37, -28, 36], [-48, 9, 49], [-43, -43, 17, -13, -35]]
answer:

[-800, -1008, -48, 0]