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

['C', 9451, 'a', 'c', '1879', '7201', 'H', '3431', 'u', 17], ['t', 37, '1879', '7201', 'H', '3431', 'X', 7267, 'Z']
1879, 7201, H, 3431

[3035, 7591, 'C', 'q', 'V', 'Y', 'C', 'D', '8629', '8873', 'O', '2505', '123', '8427', 'E', 'f', 'j', 's', 'G', '813', 't', '4113', '9319', '3221', 'K', 'C', 'C', '1679', 'Q', 'a', 'G', 'N', 'T', 's', 8601, 'j', 'D', 8513, 'd', 'm', 9725, 'V', 'R', 6981, 3191, 9251, 3009, 'y'], [8511, 3233, 'V', 'k', 8569, 511, 'G', 3587, 2909, 2225, 3411, 3135, 'w', 'V', 'Y', 'C', 'D', '8629', '8873', 'O', '2505', '123', '8427', 'E', 'f', 'j', 's', 'G', '813', 't', '4113', '9319', '3221', 'K', 'C', 'C', '1679', 'Q', 'a', 'k', 'S', 'S', 9041, 2591, 7417, 'N', 'W', 'b']
V, Y, C, D, 8629, 8873, O, 2505, 123, 8427, E, f, j, s, G, 813, t, 4113, 9319, 3221, K, C, C, 1679, Q, a

['n', 'z', 'K', 'I', 't', '5297', '3003', '5057', 'R', '9371', 'g', 'b', '1123', '3885', 'Y', '3243', 'V', 'G', 'g', 'E', 'U', 7839, 'm', 8371, 2565, 505, 9103, 'J'], ['f', 2625, 9367, 'U', 'u', 1917, 1703, 'I', 't', '5297', '3003', '5057', 'R', '9371', 'g', 'b', '1123', '3885', 'Y', '3243', 'V', 'G', 'g', 'L', 5311, 'M', 5127, 4973, 'a', 27]

I, t, 5297, 3003, 5057, R, 9371, g, b, 1123, 3885, Y, 3243, V, G, g