In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['h', 2859, 4143, 4589, 'T', 7061, 1195, 'V', 'Q', '3389', 's', 'g', '87', 'z', 'd', '8879', 'P', 'y', 'r', 'P', '6861', '3461', 'C', '8689', '5587', 's', 7163, 'e', 'l', 9327, 'x', 'g', 8393, 4979, 'r', 'y', 'H', 8923], ['x', 'O', 'N', 'e', 'O', 'd', 'P', 1573, 1337, 'w', 'S', 'O', 'C', 'K', '3389', 's', 'g', '87', 'z', 'd', '8879', 'P', 'y', 'r', 'P', '6861', '3461', 'C', '8689', '5587', 'B', 8277, 'u', 'V', 'y', 1993, 755, 'S', 'd']