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:[[-37, 15, -34], [4, -11, 42, -27, 21], [-4, 7], [-6, -47], [-31, 4]]
Solution:
[-34, 168, -4, -6, 4]