In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2757, 95, 479, 4569, 545, 'K', 2549, 1807, 4067, 'o', 1661, 'l', 'K', '6895', '6429', 'V', '4679', 'E', 'K', '3043', '917', '1491', '3539', 'Y', 'S', '6521', '127', '4377', 'w', 'z', '3125', '5971', 'b', 'f', 'V', 'J', '5501', '463', '511', '5819', 'F', 'h', 'n', 'H', 2619, 'Q', 4457, 3695, 'h', 'b', 3965, 'f', 6037, 'M', 'T', 5819, 6597, 'p', 7989, 'S', 'P', 5387, 'v', 'x', 1267, 'L', 'z', 2111, 7051, 7655, 5999], [3661, 3323, 1889, 9391, 4787, 'd', 'C', 5979, 6565, 'O', '6895', '6429', 'V', '4679', 'E', 'K', '3043', '917', '1491', '3539', 'Y', 'S', '6521', '127', '4377', 'w', 'z', '3125', '5971', 'b', 'f', 'V', 'J', '5501', '463', '511', '5819', 'F', 'h', 'X', 'j', 'm', 7405]