In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: ['q', 'O', 7981, 'U', 'V', 's', 't', 6911, 'i', 'K', 'O', 'F', 1359, 3839, 'g', '2555', 'H', '9877', 'Y', '3433', '5661', '2061', 'j', 'j', '2413', '3795', 'c', '6529', 'F', '1099', 'f', 'U', 'b'], ['V', 'D', '2555', 'H', '9877', 'Y', '3433', '5661', '2061', 'j', 'j', '2413', '3795', 'c', '6529', 'F', '1099', 'U', 'm', 8601, 881, 1009, 1759, 5669, 8581, 'm', 8715, 8913]

Answer: 2555, H, 9877, Y, 3433, 5661, 2061, j, j, 2413, 3795, c, 6529, F, 1099


Question: [3937, 'R', 'H', '3517', '1845', 'Y', '8999', '7003', '6677', '8517', 'k', 'W', '5321', '5817', 's', '271', '4109', 'o', 5471, 's', 8751, 2307, 4959, 2645, 7227, 3355, 'Z', 'c', 'D', 1155, 'W', 'T'], ['V', 'B', 'z', 2111, 'H', '3517', '1845', 'Y', '8999', '7003', '6677', '8517', 'k', 'W', '5321', '5817', 's', '271', '4109', 'b', 8675, 9843, 'v', 'n']

Answer: H, 3517, 1845, Y, 8999, 7003, 6677, 8517, k, W, 5321, 5817, s, 271, 4109


Question: [9993, 'T', 2911, 8677, 8093, 'Q', 6737, 1833, 8205, 'j', 'L', 2959, 'r', 'k', '747', '2575', 'l', 'f', '1073', 'U', '6905', 'j', '6297', '5253', '3901', 'r', '9501', '909', 'q', '6237', 'q', 'J'], [4961, 347, 8209, 'z', 1991, 'O', 6371, 5835, 'b', 'Z', 'z', 2661, 2649, 'O', 1055, 'a', 'q', 'k', 'r', 'k', '747', '2575', 'l', 'f', '1073', 'U', '6905', 'j', '6297', '5253', '3901', 'r', '9501', '909', 'q', '6237', 'c', 'v', 'v', 'P', 'f']

Answer:
r, k, 747, 2575, l, f, 1073, U, 6905, j, 6297, 5253, 3901, r, 9501, 909, q, 6237