You will be given a definition of a task first, then some input of the task.
In this task, you are given inputs i and A, where i is an integer and A is a list. You need to list all the elements of A preceding the last i elements. i will always have a value less than the length of A.

8, ['Q', 'L', 'k', 'G', '2909', 'b', '2421', '161', 'l', '2649', 'u', '4105', '1559', 'y', 'W', 'h', '6655', '5647', '7173', '2655', 'v']
Output:
Q, L, k, G, 2909, b, 2421, 161, l, 2649, u, 4105, 1559