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:
[[-30, 7, -21, -29, 12], [15, -5, 19, -47], [-48, 5, 25], [28, -42], [-45, 5, -28, -28, 15], [38, 34], [43, 2, 8, 33, 5]]
answer:
[-360, 0, -48, -1176, 784, 1292, 16]


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


question:
[[-43, 25, -21], [17, -4, 16, -22, -14], [-1, -50, 11, -48, 1]]
answer:

[0, -19712, 2400]