In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[EX Q]: ['U', 1887, '8423', 'j', '8053', 'g', '5441', 'H', 'j', 3847, 'd', 'J', 1971, 'M'], ['y', 'T', 'C', 'z', 6299, 5393, '8423', 'j', '8053', 'g', '5441', 'H', 'x', 'f', 4189, 'h', 'e', 6577]
[EX A]: 8423, j, 8053, g, 5441, H

[EX Q]: [4837, 'e', 'd', 3717, 3245, 'j', 'A', '5181', 'i', 'X', 'h', 'J', 'h', 'S', 801, 5829, 3309], ['K', 'j', 'L', 'N', 4449, 5349, 'A', '5181', 'i', 'X', 'h', 'J', 'c', 7035, 533, 5903, 'n', 'e']
[EX A]: A, 5181, i, X, h, J

[EX Q]: ['C', 4631, 'z', 6691, 4667, 'U', 4793, 'n', 1951, 5567, 'l', '5407', '2233', 'm', 'j', 'K', '7419', 'Q', 'j', '8907', '6331', '2267', '9839', 'K', 'n', 'n', 'X'], [531, 1535, 3393, 6011, 5267, 8301, 'R', 'B', 'l', 8019, '5407', '2233', 'm', 'j', 'K', '7419', 'Q', 'j', '8907', '6331', '2267', '9839', 'K', 'R', 5659, 'U', 'E', 'I', 8877, 2419]
[EX A]:
5407, 2233, m, j, K, 7419, Q, j, 8907, 6331, 2267, 9839, K