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.
Input: [[-22, -29], [34, -36], [19, 20, 48, -33], [11, 9, -21, 8, -20]]
Output:
[-22, -1224, 960, -160]