In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['j', 6051, 6945, 9825, '8091', '2705', 'i', 'w', '2019', 'k', '9815', '2447', '8735', 'g', '5647', '7761', '4209', '5385', '9979', 'E', '9653', 'T', '8811', 'L', 'K', '6501', 'H', '6123', 'k', 1241, 8515, 'W', 1165], ['B', 'R', 9911, 6137, 215, 'P', 8919, 'p', 'w', 'K', 'h', 9539, 'O', 1763, 8801, 'H', 9843, 'e', 'h', 9453, 'n', 'p', 2243, 6195, '8091', '2705', 'i', 'w', '2019', 'k', '9815', '2447', '8735', 'g', '5647', '7761', '4209', '5385', '9979', 'E', '9653', 'T', '8811', 'L', 'K', '6501', 'H', '6123', 'l', 'm', 'l', 'X', 'g', 5277, 9159, 'x', 'H', 'K', 'J', 'z', 1793, 'm']