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

Ex Input:
['q', 'o', 4457, 'n', 5225, 3633, 8939, 8239, 8309, 8551, 'g', 'i', 231, 9961, 7455, 3895, 7053, 'z', 9989, 'j', 'M', 'X', 'H', 'o', '8723', 'c', 'v', '3103', 'a', 'F', 'v', '2307', 'w', 'Q', 'J', '695', 'e', 'y', '4567', '9385', 'h', 'c', '5405', '7473', '7479', '4335', '1059', 'e', 'N', 8357, 'f', 8957, 8107, 'H', 'a', 6831, 'E', 'K', 5359, 'U'], [8035, 'a', 'y', 'o', 6869, 4247, 817, 8471, 9273, 'c', 7983, 'v', 1305, 'n', 6951, 4505, 83, 3005, 5965, 'p', 'H', 'o', '8723', 'c', 'v', '3103', 'a', 'F', 'v', '2307', 'w', 'Q', 'J', '695', 'e', 'y', '4567', '9385', 'h', 'c', '5405', '7473', '7479', '4335', '1059', 'L', 53, 6103, 6769, 'j', 'M', 5003, 5689, 'k', 7347, 6505, 4659, 'd', 'p', 7555, 2393, 2835, 'z']

Ex Output:
H, o, 8723, c, v, 3103, a, F, v, 2307, w, Q, J, 695, e, y, 4567, 9385, h, c, 5405, 7473, 7479, 4335, 1059


Ex Input:
['U', 'S', 1413, 'O', 'j', 5221, 6645, 7877, 5445, 'K', 7223, 'u', 'J', 'U', 'Q', 'F', '1723', '639', 's', '4473', 'H', '3351', '7653', '2801', '5123', 'V', '9073', '8733', '7617', '1785', 'j', '7085', '895', 'm', '7831', '5757', '255', 'i', 'n', 9101, 'Q', 6009, 'f', 5025, 5631, 4575, 't', 'u', 8185, 'Z', 1459, 9567, 1549, 9011, 'A', 'k', 'w', 1513, 1063, 8087, 't'], [8547, 'W', 1709, 'c', 'J', 'U', 'Q', 'F', '1723', '639', 's', '4473', 'H', '3351', '7653', '2801', '5123', 'V', '9073', '8733', '7617', '1785', 'j', '7085', '895', 'm', '7831', '5757', '255', 'K', 4041, 6407, 6049, 9859, 4451, 7035, 5861, 323, 3431, 'g', 'X', 'h', 441, 1471, 'I', 343, 1955, 'E', 'K', 7927, 'F', 'S', 'E']

Ex Output:
J, U, Q, F, 1723, 639, s, 4473, H, 3351, 7653, 2801, 5123, V, 9073, 8733, 7617, 1785, j, 7085, 895, m, 7831, 5757, 255


Ex Input:
[1253, 9565, 6347, 7681, 'l', 'O', 'X', '9293', 'h', 'h', 5927, 'U'], ['c', 2413, 'l', 'O', 'X', '9293', 'v', 'M']

Ex Output:

l, O, X, 9293