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

Ex Input:
[3119, 'a', 3299, 'R', 4993, 'Z', 3945, 2251, 'L', 'b', 'p', 9607, 'm', 'T', 'd', 'D', 3061, 7609, 'u', 'b', 'M', 'y', '573', '8299', '6699', '9529', '4279', '3041', '179', '9953', '9107', 'A', 'M', '4513', '4915', 'G', 'e', '5871', '8555', '6957', '1457', '9445', 'g', 'z', 'z', 'q', 'T', 'E', 'H', 6809, 1237, 6021, 'D', 'F', 8119, 1163, 'Q', 'D', 3223, 'D', 3125], ['q', 'y', 'T', 4457, 'I', 'v', 'T', 'o', 2925, 9225, 'h', 9875, 5479, 1831, 'z', 6931, 449, 7921, 7791, 2891, 4657, 'y', '573', '8299', '6699', '9529', '4279', '3041', '179', '9953', '9107', 'A', 'M', '4513', '4915', 'G', 'e', '5871', '8555', '6957', '1457', '9445', 'g', 'z', 'z', 'q', 'O', 'k', 2265, 5061, 'z', 'y', 'Q', 'J', 2665, 5157, 4675, 'D', 6509, 'Q', 177, 'w']

Ex Output:
y, 573, 8299, 6699, 9529, 4279, 3041, 179, 9953, 9107, A, M, 4513, 4915, G, e, 5871, 8555, 6957, 1457, 9445, g, z, z, q


Ex Input:
['K', 4691, 'I', '2495', '1015', 'L', '581', 'b', 9477], ['k', 2419, 'd', 'I', '2495', '1015', 'L', '581', 'r', 's', 6673, 5755]

Ex Output:
I, 2495, 1015, L, 581


Ex Input:
[7241, 'D', 461, 'y', 'e', 4205, 8159, 9591, 'L', 'a', 5163, 'A', 'u', 911, 6645, 5287, 'h', 2937, 2197, 'c', 9019, 'B', 'l', 2217, 'b', 'c', 'r', 'h', '6479', 'z', 'p', '4827', '73', 'c', 'e', '9015', '5361', '3943', 'N', 'l', '1503', 'W', 't', '4975', 'H', 'Q', '7919', '8765', 'g', '4513', '6269', '2379', '3231', 'F', 'C', 'I', 'u', 'P', 1183, 'B', 5025, 891, 935, 5855, 8251, 1125, 'G', 'i', 'b', 2117], ['B', 1045, 5861, 'd', 'N', '6479', 'z', 'p', '4827', '73', 'c', 'e', '9015', '5361', '3943', 'N', 'l', '1503', 'W', 't', '4975', 'H', 'Q', '7919', '8765', 'g', '4513', '6269', '2379', '3231', 'F', 'C', 'I', 'u', 'h', 1263, 'o', 3121, 'J']

Ex Output:

6479, z, p, 4827, 73, c, e, 9015, 5361, 3943, N, l, 1503, W, t, 4975, H, Q, 7919, 8765, g, 4513, 6269, 2379, 3231, F, C, I, u