In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3113, 's', 'o', 'e', 'Q', 'I', 3403, 'C', 4723, 'q', 3951, 'S', 6431, 7737, 9943, '5729', 's', '2835', '3319', 'G', '4611', 'w', 'P', 'g', '1625', 'l', 's', 'y', 'Z', '4595', 'I', 'E', '2835', '9947', 'E', 'e', 1629, 'r', 9105, 5561, 3969, 6383, 'n', 'n', 'x', 'L'], [4087, 6217, 'u', 7389, 'u', 'Y', '5729', 's', '2835', '3319', 'G', '4611', 'w', 'P', 'g', '1625', 'l', 's', 'y', 'Z', '4595', 'I', 'E', '2835', '9947', 'U', 8189, 'V', 'k', 113, 5207, 9517, 'Y', 7559, 313, 'b']