In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9927, 'E', 'm', 'w', 9283, 5397, 8841, 'z', 'v', 'q', 'z', 8271, 'L', 9309, 'L', 8487, 'Q', 'a', 6275, 1595, 'S', 'R', 'w', 'F', 'N', 'Z', '7133', '8475', '6133', 'c', 'L', '6527', '8391', 'm', '659', '2347', 'u', 'q', '7121', 't', 'L', 'I', 'n', 'z', '8189', 'e', 'u', 'U', 3631, 'F', 'b', 'o', 'Z', 7473, 3213, 'l', 'z', 'H'], ['t', 4953, 'J', 8335, 'x', 469, 'l', 'b', 1309, 'I', 'j', 'u', 'B', 'f', 'w', 4383, 'u', 'w', 7717, 1735, 5737, 'S', 'Y', 't', 'b', 'V', 'v', 'S', 'R', 'w', 'F', 'N', 'Z', '7133', '8475', '6133', 'c', 'L', '6527', '8391', 'm', '659', '2347', 'u', 'q', '7121', 't', 'L', 'I', 'n', 'z', '8189', 'e', 'u', 'x', 'E', 443, 'u', 8739, 1929, 8913, 2397, 'm', 'y', 5857, 2521, 3413, 'M']