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

[EX Q]: ['c', 'h', 9399, 'U', 'e', '1183', '9537', 'K', 'e', 'p', 'i', 'W', 'T', 9917, 'F', 'g', 8159], [4949, 'I', 'r', 4087, 'U', 'e', '1183', '9537', 'K', 'e', 'p', 'z', 9843]
[EX A]: U, e, 1183, 9537, K, e, p

[EX Q]: [8409, 4833, '3743', '7709', '4991', '1023', 'z', 'T', 9821, 'v', 'S', 2959], [2565, 6315, 'm', '3743', '7709', '4991', '1023', 'z', 'V', 'K', 'h', 'e']
[EX A]: 3743, 7709, 4991, 1023, z

[EX Q]: [2003, 8439, 3543, 255, 'v', 5397, 5759, 'b', 'r', 7981, 8519, '8237', 'g', 'A', '5467', '5799', 'K', 'O', '1253', '3417', 'e', 'd', 'g', '8401', '3627', '2583', 'h', 'g', 'p', 4181, 6467, 3311, 1555, 1373, 'T', 'I'], [473, 'm', 'y', 7039, 'X', 5355, 8661, 'l', 'z', 'F', 3083, 2993, 'o', '8237', 'g', 'A', '5467', '5799', 'K', 'O', '1253', '3417', 'e', 'd', 'g', '8401', '3627', '2583', 'z', 8439, 5541, 5525, 'N', 9059]
[EX A]:
8237, g, A, 5467, 5799, K, O, 1253, 3417, e, d, g, 8401, 3627, 2583