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

Q: [8521, 7389, 'Z', 959, 4009, 4683, 'y', '4295', '5675', 'a', '5585', 'q', '5785', '9081', 'U', 's', 'i', 'D', 2717, 'P', 3531, 8889], ['Y', 4689, 'H', 'h', 3485, 1659, '4295', '5675', 'a', '5585', 'q', '5785', '9081', 'U', 's', 'm', 'k', 3777, 'l', 4497, 5837, 7061]

A: 4295, 5675, a, 5585, q, 5785, 9081, U, s
****
Q: [4339, 'i', 7857, 315, 'W', '3573', '689', 'y', '9557', 'J', 'b', '2185', 'i', 7649, 'F', 'g', 6973], ['r', 5097, 5467, 't', 'N', 'Y', 'W', '3573', '689', 'y', '9557', 'J', 'b', '2185', 'l', 837, 643, 2055, 'J', 'I']

A: W, 3573, 689, y, 9557, J, b, 2185
****
Q: [7015, 'y', 'V', 'b', 2891, 3335, '8017', 'O', '3921', 'b', '7861', 't', 'o', 'W', '4063', 'x', 'y', 'h', 8061, 1183, 713, 8551, 1089, 7243, 8195], ['J', 7025, 'l', 'Q', 'Y', 'p', '8017', 'O', '3921', 'b', '7861', 't', 'o', 'W', '4063', 'x', 'v', 'C', 1713, 'z', 2341, 4109, 2307, 'H', 7431, 7601]

A:
8017, O, 3921, b, 7861, t, o, W, 4063, x
****