instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
['t', 'f', 3791, 2099, '3895', '5725', '7743', '9219', 'c', '6319', '3099', '3601', 'a', '2943', '2543', '51', 'r', 'w', '2379', '5423', '5807', 'l', 'b', 'f', 'i', 2371, 'W', 'c', 'c', 'l', 5505, 'L', 'w', 'a'], ['s', 5505, 'h', 4601, 4713, 6191, 't', 9213, 'D', 1777, 'E', '3895', '5725', '7743', '9219', 'c', '6319', '3099', '3601', 'a', '2943', '2543', '51', 'r', 'w', '2379', '5423', '5807', 'l', 'v', 5275, 'C', 'Y', 3371, 7105, 411, 'f', 8409]
answer:
3895, 5725, 7743, 9219, c, 6319, 3099, 3601, a, 2943, 2543, 51, r, w, 2379, 5423, 5807, l


question:
[7257, 'p', 'o', 7595, 'w', 'S', 'U', '3739', 'Z', 'n', 'm', 'M', '6421', '3519', 'B', '2639', 'a', '8269', 'j', '2425', 'E', 'E', 'V', 'H', 'D', 'd', 'M', 'o', '3915', 'v', 'P', 'l', 'i', 'q', 6171, 397, 1631], [4641, 1471, 5915, 1657, 4847, 'v', 3719, 'U', 9943, 'v', 2189, 9163, 'Y', 'C', 'e', 3867, 3395, 'm', 5999, 9653, 'K', 'H', 2767, 1999, 'w', 'S', 'U', '3739', 'Z', 'n', 'm', 'M', '6421', '3519', 'B', '2639', 'a', '8269', 'j', '2425', 'E', 'E', 'V', 'H', 'D', 'd', 'M', 'o', '3915', 'g', 5715, 'm', 'K', 'g', 'Q', 5439, 7327, 'V', 1335, 885, 9993, 'n', 2303, 1305, 9329, 'i', 5357, 't', 7567, 2211, 787, 7459]
answer:
w, S, U, 3739, Z, n, m, M, 6421, 3519, B, 2639, a, 8269, j, 2425, E, E, V, H, D, d, M, o, 3915


question:
['y', 'q', 'a', 'k', '1971', 'x', '3735', '6911', '6385', '2563', 'u', '3011', 'W', 'E', 'Y', '6579', 'd', '7175', 'Q', 'F', 'a', 'H', 833, 'l', 4577, 'v', 2981, 2755, 5959, 7131, 'u', 'V'], ['Y', 'E', 'Z', 2577, 'M', 'U', 8435, 'r', 9471, 8091, 'M', 7465, 1607, 'X', 1199, 8679, 'k', '1971', 'x', '3735', '6911', '6385', '2563', 'u', '3011', 'W', 'E', 'Y', '6579', 'd', '7175', 'Q', 'D', 'r', 'g', 6103, 7631, 'a', 8551, 3497, 8251, 'c', 'R', 'R', 8439, 'B']
answer:

k, 1971, x, 3735, 6911, 6385, 2563, u, 3011, W, E, Y, 6579, d, 7175, Q