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

['h', 'L', 2481, 8463, 1309, '7587', '521', 'a', '1617', '5245', '5629', '9977', 'o', 'I', 4133, 't', 'i'], ['P', 5497, '7587', '521', 'a', '1617', '5245', '5629', '9977', 'I', 2251, 'p', 's', 'n', 'k', 8259]
7587, 521, a, 1617, 5245, 5629, 9977

[9995, 237, 'f', 'q', '4659', 'C', '1809', 'g', '8581', '3805', '8549', 'H', '8421', 'J', '889', '1383', 'a', 'u', 'u', 'i', 6289, 6979, 8697, 9881, 1747, 4169, 99, 'V', 261, 'n', 2261, 9455], [5613, 'B', 'z', 3941, 571, 9137, 'G', 'a', 3419, 2805, 1425, 'x', 'f', 'q', '4659', 'C', '1809', 'g', '8581', '3805', '8549', 'H', '8421', 'J', '889', '1383', 'a', 'u', 'u', 'n', 3707, 5783]
f, q, 4659, C, 1809, g, 8581, 3805, 8549, H, 8421, J, 889, 1383, a, u, u

['R', 'g', 'F', 'K', 4307, 'G', '9687', '8879', '3069', 'J', 'g', 'f', 'G', '4683', 'e', 'f', '1957', 'Y', '1713', '1777', '4211', 'o', '3191', '1683', '8157', 'R', '5069', 'l', '2743', '459', '7469', '2845', 'c', 'M', 'F', 9137, 'C', 'z', 2291, 'G', 'a', 9517, 1205, 1553, 5545, 'h', 'n', 'U', 1839, 7599, 'z'], ['j', 'z', 'D', 91, 'g', 63, 'K', 'q', 'a', 't', 'e', 'V', 1583, 8787, 229, 9071, 1799, 813, 3569, 'n', 5413, 'E', 'p', '9687', '8879', '3069', 'J', 'g', 'f', 'G', '4683', 'e', 'f', '1957', 'Y', '1713', '1777', '4211', 'o', '3191', '1683', '8157', 'R', '5069', 'l', '2743', '459', '7469', '2845', 'R', 'n', 'Q', 'M', 'd', 'M', 'h', 9993, 931, 131, 4779, 497, 6725, 'l', 'q', 'J', 1289, 9591, 'G', 3335, 'f', 1625, 6043, 'e']

9687, 8879, 3069, J, g, f, G, 4683, e, f, 1957, Y, 1713, 1777, 4211, o, 3191, 1683, 8157, R, 5069, l, 2743, 459, 7469, 2845