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

Ex Input:
['O', 'k', 'E', 281, 'J', 'J', 'z', 9541, 'K', 'Y', 'G', 's', 'J', 'h', 'o', '2303', '603', 'M', '5785', '7949', 'P', '9685', 'd', '801', '5021', '479', 'd', 'A', '1609', 'T', 'b', 'd'], [3187, 1933, 'u', 'E', 'Y', 2413, 'W', 'f', 'V', 9713, 4903, 'f', 'G', 's', 'J', 'h', 'o', '2303', '603', 'M', '5785', '7949', 'P', '9685', 'd', '801', '5021', '479', 'd', 'A', '1609', 'T', 'i', 5937, 'j', 1943, 'N', 9789, 'p', 3693, 2243, 9701, 6051, 6437, 'K', 4251, 5597, 'A', 'O', 'Y', 'P', 2435]

Ex Output:
G, s, J, h, o, 2303, 603, M, 5785, 7949, P, 9685, d, 801, 5021, 479, d, A, 1609, T


Ex Input:
['L', 'B', 'j', 5005, 1135, 6853, '395', '4543', '2301', 'B', '9275', '7891', '9083', '5417', '7543', '8291', '2655', 'm', 'g', '7981', '5703', '1179', 'i', 9785, 't', 'G', 'r', 'w', 'B', 3093], ['z', 'm', 'J', '395', '4543', '2301', 'B', '9275', '7891', '9083', '5417', '7543', '8291', '2655', 'm', 'g', '7981', '5703', '1179', 'D', 5163, 4649, 6219, 3227, 6101, 'y', 'K', 'W', 2233, 'n']

Ex Output:
395, 4543, 2301, B, 9275, 7891, 9083, 5417, 7543, 8291, 2655, m, g, 7981, 5703, 1179


Ex Input:
['Q', 't', 'b', 'G', '89', 'B', 'H', '1243', '7169', 'N', 'h', 'i', 'X', '903', 'y', '2975', 'I', 'n', 7293, 8679, 2933, 9947, 'l', 'Q'], ['E', 'a', 's', 'U', 2009, 'z', 'K', 97, 'q', 9277, 391, 5119, 6297, 'K', 'b', 'G', '89', 'B', 'H', '1243', '7169', 'N', 'h', 'i', 'X', '903', 'y', '2975', 'a', 'T', 9403, 'V', 5721, 397, 3299, 1461, 6917, 'U']

Ex Output:

b, G, 89, B, H, 1243, 7169, N, h, i, X, 903, y, 2975