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

['m', 'F', 5425, 1403, 6355, 7383, 'Y', 'e', 'K', '10031', 'S', '9599', 'V', 'i', '6919', 'r', 'm', 'I', 'x', '6889', 'M', '1977', 'S', 'c', 'm', '4569', 'F', 'C', 'u', 'N', 2741, 7825, 6521, 'R'], [8389, 7261, 4783, 6181, 6767, 9719, 2625, 'W', 4357, 1749, 887, 153, 8939, 'K', 1329, 'T', 'a', 'k', 'F', 't', 'K', '10031', 'S', '9599', 'V', 'i', '6919', 'r', 'm', 'I', 'x', '6889', 'M', '1977', 'S', 'c', 'm', '4569', 'F', 'C', 'u', 'K', 'E', 'P', 8489, 2309, 'j', 3937, 4731, 'H']
K, 10031, S, 9599, V, i, 6919, r, m, I, x, 6889, M, 1977, S, c, m, 4569, F, C, u

[9711, 6103, 3531, 3623, 'u', '6995', 'R', 'p', 'p', 'p', '8519', '4447', 'b', 6001, 'b', 2477, 'd', 'y', 'C', 9605], ['j', 'P', 'W', 9073, 'u', '6995', 'R', 'p', 'p', 'p', '8519', '4447', 'X', 8365, 9899, 'H', 'T', 4049, 'Z', 'w']
u, 6995, R, p, p, p, 8519, 4447

[1057, 2783, '7387', 'R', 'a', 'a', 'O', 'N', 'M', 'A', 'f', 'X', 5393], ['W', 9573, 3253, 'X', '7387', 'R', 'a', 'a', 'O', 'N', 'M', 'E', 'S', 'm', 8103, 6873, 'H', 'I']

7387, R, a, a, O, N, M