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

[EX Q]: ['J', 'h', '8587', 'b', 't', 'k'], [8955, 7253, '8587', 'b', 'e', 8655]
[EX A]: 8587, b

[EX Q]: [7319, 'V', 'f', 't', 'M', 'L'], [4655, 3353, 'f', 't', 'G', 1263]
[EX A]: f, t

[EX Q]: ['x', 'M', 'y', 'a', '3995', '3899', 'q', '557', 'Z', 'f', 9715, 9357, 'o', 'V', 't'], [6817, 'p', 9729, 'C', 't', 'i', 'a', '3995', '3899', 'q', '557', 'Z', 'a', 6801, 'p', 2421, 5275, 1303]
[EX A]:
a, 3995, 3899, q, 557, Z