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.
Q: [[13, 19], [-21, 43, 44, 43, -20], [37, 36, -29]]
A: 
[0, -880, 36]