Detailed Instructions: 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: [[7, 29, -20], [-42, 50, 50], [50, 28, -36, -23, -36]]
A:
[-20, -105000, 1814400]