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:
[[-33, 35, -21, -2], [34, 49], [-45, -20], [-26, -48, -23, -12, -46]]
answer:
[-2, 34, -20, 688896]


question:
[[-44, -36, 8, 8, -32], [-42, -6, -48, -11, 21], [-19, 3, -23, 34, -27], [37, 49, 23], [-18, -19, -43, -4, 13], [32, -16], [-20, -33, -45, -12], [8, 15, 4], [-4, 26], [-38, 49], [-12, -37, -20, -24]]
answer:
[-3244032, -12096, 34, 0, 72, -512, 240, 32, -104, -38, -5760]


question:
[[-49, 12, 18], [25, -31, 18, -37], [-15, 4, -25, 22, 33], [-27, -10]]
answer:

[216, 18, 88, -10]