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.
Problem:[[10, 18, -39], [-33, 40], [24, -50, 31]]
Solution:
[180, 40, -1200]