instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
[2657, 9739, 's', 't', 9269, 'G', 'j', 'R', 'l', 119, 'V', 2753, 'V', 5255, 7821, '1931', '6905', 'u', '6137', '7665', '7679', '7019', 'O', 'F', 'i', 'u', 'L', 'e', 'E', 'G', '8939', 'n', 'Y', 't', 2565, 'c', 'G', 701, 'x'], ['x', 'K', 8907, 9149, 'A', 6585, 't', 7561, 5293, 'j', 9499, 3181, 8867, 'C', 'P', '1931', '6905', 'u', '6137', '7665', '7679', '7019', 'O', 'F', 'i', 'u', 'L', 'e', 'E', 'G', '8939', 'n', 'V', 'E', 2565, 863, 'N', 7535]
answer:
1931, 6905, u, 6137, 7665, 7679, 7019, O, F, i, u, L, e, E, G, 8939, n


question:
['P', 'h', 9391, 'u', 9757, 'y', 'a', 'j', 'k', 'Y', '2091', 'U', 'p', 7959, 'F'], [1713, 2679, 'y', 'a', 'j', 'k', 'Y', '2091', 'U', 'V', 'r', 't', 'f', 8179]
answer:
y, a, j, k, Y, 2091, U


question:
[7693, 5953, 9679, 9403, 'I', 'R', 2645, 'M', 'q', 1313, 3449, 'I', 'i', 'c', '3571', '4231', '4745', 't', '3127', '9779', 'b', '6987', 'B', 'K', 7205, 9041], ['V', 'X', 5705, 'd', 'B', 'f', 'C', 'I', 'i', 'c', '3571', '4231', '4745', 't', '3127', '9779', 'b', '6987', 'B', 'j', 'M', 'I']
answer:

I, i, c, 3571, 4231, 4745, t, 3127, 9779, b, 6987, B