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

Ex Input:
[891, 1259, 'q', 9801, 3147, 1589, 'u', 'm', 'd', 21, 'm', 'E', 'a', 'K', 'N', '1387', 't', 'w', 'c', 'F', '2369', '2875', 'P', 'B', 'J', '9801', 'j', '6919', 'y', '3757', 'e', 'R', '7811', 'x', 't', '7071', 'W', 'b', 7489, 'B', 'z', 'r'], [8553, 'f', 5473, 9933, 'i', 'L', 'Z', 'r', 1103, 'a', 'H', 9257, 1277, 5689, 6551, 8359, 9607, 'E', 'a', 'K', 'N', '1387', 't', 'w', 'c', 'F', '2369', '2875', 'P', 'B', 'J', '9801', 'j', '6919', 'y', '3757', 'e', 'R', '7811', 'x', 't', '7071', 'W', 'i', 'E', 'V', 'S', 6121, 'q', 't', 'U', 1311, 'q', 3583, 7505, 265, 3415, 'j', 'w']

Ex Output:
E, a, K, N, 1387, t, w, c, F, 2369, 2875, P, B, J, 9801, j, 6919, y, 3757, e, R, 7811, x, t, 7071, W


Ex Input:
['s', 5215, 'X', 4785, 6947, 5893, 7053, 't', 5871, 'k', 1691, 'Z', 2873, 'J', '887', '247', 't', '7731', '8425', '3371', 'o', '5243', '8871', '2477', 'E', 'w', 'D', 'r', '8971', 'J', '549', 't', 'X', 'A', 'W', 5429, 8573, 'F', 'G', 'm', 's', 167, 9123, 6207, 9613, 2093, 'V', 3531], [5343, 'Y', 'l', 'V', 8421, 3519, 5427, 'E', 'S', 'J', '887', '247', 't', '7731', '8425', '3371', 'o', '5243', '8871', '2477', 'E', 'w', 'D', 'r', '8971', 'J', '549', 'z', 'R', 'l', 1275, 5871, 9461, 2255, 'K', 6005, 3441, 4125, 2315, 'R', 7447, 4823, 785]

Ex Output:
J, 887, 247, t, 7731, 8425, 3371, o, 5243, 8871, 2477, E, w, D, r, 8971, J, 549


Ex Input:
[9293, 2147, 2199, 'H', 'l', 'S', 'j', 'z', '1211', '1125', '2455', 's', '7675', '6963', '4773', 'J', '8147', '8961', 'L', 'c', '119', '9955', 'x', '7181', '399', '5885', 'Y', '8183', '6547', '457', 'c', 'b', 'P', 'J', 'B', 6513, 1243, 6789, 'h', 'M', 'f', 'K'], ['J', 'f', 6477, 3363, 7961, 'b', 'n', 'h', 7873, 4127, 'C', 7007, 'a', 6505, 'j', 'D', 1017, 'f', 4059, 8705, 9381, 'k', 6361, 5023, 6479, 2953, 3021, 'k', 'i', 8947, 'l', 'S', 'j', 'z', '1211', '1125', '2455', 's', '7675', '6963', '4773', 'J', '8147', '8961', 'L', 'c', '119', '9955', 'x', '7181', '399', '5885', 'Y', '8183', '6547', '457', 'c', 'b', 'P', 'J', 'v', 3975, 2981]

Ex Output:

l, S, j, z, 1211, 1125, 2455, s, 7675, 6963, 4773, J, 8147, 8961, L, c, 119, 9955, x, 7181, 399, 5885, Y, 8183, 6547, 457, c, b, P, J