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

[EX Q]: [9417, 6541, 'V', 4095, 2535, 8271, 4253, 'r', 7251, 'F', 's', '5673', 'Q', '163', '591', 'G', 'm', 't', '7069', 'c', 'o', 't', 'q', '5595', 'D', 'Y', 'm', 3611, 'K', 7553, 'B', 'K', 'T'], ['P', 'r', 6361, 2773, 'r', 2627, 'F', 's', '5673', 'Q', '163', '591', 'G', 'm', 't', '7069', 'c', 'o', 't', 'q', '5595', 'D', 'f', 7923, 3733, 5271, 4083]
[EX A]: F, s, 5673, Q, 163, 591, G, m, t, 7069, c, o, t, q, 5595, D

[EX Q]: ['U', 2021, 9935, '873', 'T', '9883', 'y', 8789, 'v'], ['g', 7321, '873', 'T', '9883', 'p', 9721]
[EX A]: 873, T, 9883

[EX Q]: [4115, 'w', 'K', 4901, 6799, 'H', 9183, 'O', 5177, 'r', 3699, 'p', 9799, 'R', 5945, 7431, 'd', 681, 'M', 'V', 5093, 8035, 7413, 4189, 7431, 'w', 'W', '7375', '2725', 'V', 'J', '9897', '8931', 'm', '9913', 'C', '9879', '97', '2699', 'M', '4867', '911', 'K', '3869', 'l', 'l', '6251', 'P', 'U', 'Y', 'K', '9555', '2823', '6887', 'C', 'g', 4311, 'v', 7535, 3069, 6279, 9635, 357, 7009, 'K', 9877, 'N', 6743, 1063, 'G', 1265, 1523, 'G'], ['s', 351, 8417, 'Z', 3489, 6297, 5073, 8383, 3055, 'w', 8967, 'O', 'W', '7375', '2725', 'V', 'J', '9897', '8931', 'm', '9913', 'C', '9879', '97', '2699', 'M', '4867', '911', 'K', '3869', 'l', 'l', '6251', 'P', 'U', 'Y', 'K', '9555', '2823', '6887', 'e', 'e', 'g', 'n', 9283, 3927, 9503, 3553, 301, 'B', 'M', 'm', 4103, 'U', 8371, 'N', 'W', 5535, 7533, 'l', 5749, 5061, 'w', 'Q', 2787]
[EX A]:
W, 7375, 2725, V, J, 9897, 8931, m, 9913, C, 9879, 97, 2699, M, 4867, 911, K, 3869, l, l, 6251, P, U, Y, K, 9555, 2823, 6887