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

[EX Q]: [4817, 'A', '3155', 'W', 'm', 4061], [7701, 'P', '3155', 'W', 't', 'J']
[EX A]: 3155, W

[EX Q]: [641, 'S', 'X', 'z', 4889, 5577, 'f', 'K', 4151, 'I', 3883, 511, 'y', 7333, '125', '933', 'A', '4571', 'V', '9597', 'T', 'S', '5519', 'g', 'z', 'm', 'O', 't', 'T', '7241', 'n', 'x', '6943', 'q', 7115, 8237, 'G', 'F', 'j', 2437, 7631, 9983, 'Z'], ['j', 7931, 'e', 1833, 'O', 'T', 'L', 2669, 'V', 'e', 'r', 8177, 'A', 'k', 'K', 'l', 5879, '125', '933', 'A', '4571', 'V', '9597', 'T', 'S', '5519', 'g', 'z', 'm', 'O', 't', 'T', '7241', 'n', 'x', '6943', 'c', 'i', 'k', 9469, 4459, 'N', 'q']
[EX A]: 125, 933, A, 4571, V, 9597, T, S, 5519, g, z, m, O, t, T, 7241, n, x, 6943

[EX Q]: [233, 'R', 't', 'm', 'S', '5953', 'O', 3419, 8169], ['D', 'G', 'm', 'S', '5953', 'H', 5885, 'x']
[EX A]:
m, S, 5953