In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

Ex Input:
[3277, 9365, 4973, 'q', 'S', 6337, 3661, 'Q', 'J', 'c', '3205', '2707', '1869', '1285', 'z', 'c', 'l', 'w', 5939, 6533, 'h', 1877, 10017, 'q'], ['L', 8235, 'n', 'Q', 'J', 'c', '3205', '2707', '1869', '1285', 'z', 'c', 'O', 1591, 'C', 2553, 2613, 'E', 3577, 'u']

Ex Output:
Q, J, c, 3205, 2707, 1869, 1285, z, c


Ex Input:
[7247, 1163, 3573, 'Q', 'j', 'W', 'Z', '9033', '57', 'W', '5259', 'Z', '3169', 't', '5065', '8825', 's', '4051', '8469', '401', 'U', '4069', 'E', 'V', '8889', 'S', 'D', 't', '7323', 'c', '2987', 'J', 'D', '3061', 'M', 9599, 'n', 'V'], ['m', 5641, 4917, 'p', 'L', 4811, 'W', 9443, 2931, 6127, 't', 'H', 'O', 'V', 'S', 'A', 1447, 'Y', 'O', 6005, 9461, 'l', '9033', '57', 'W', '5259', 'Z', '3169', 't', '5065', '8825', 's', '4051', '8469', '401', 'U', '4069', 'E', 'V', '8889', 'S', 'D', 't', '7323', 'c', '2987', 'J', 'D', '3061', 'o', 'X', 'E', 'O', 7153, 'c', 'q', 'a', 3629, 'k']

Ex Output:
9033, 57, W, 5259, Z, 3169, t, 5065, 8825, s, 4051, 8469, 401, U, 4069, E, V, 8889, S, D, t, 7323, c, 2987, J, D, 3061


Ex Input:
['d', 'L', 'G', 'Y', 'x', '4007', 'Q', 'p', 1339], ['W', 'f', 'Y', 'x', '4007', 'B', 2065, 'B']

Ex Output:

Y, x, 4007