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

Ex Input:
[1893, 1281, 10025, 'E', 2675, 2191, 'A', 4351, 3435, 7087, 'J', 'l', 'w', 'D', 'x', 'n', 4329, 4957, 'l', 'F', '8377', '8425', 't', '9767', 'B', '6243', '5819', '7993', '2429', '3513', 'A', '929', 'H', '7223', 'x', 'x', 'N', '6205', '3829', '8551', '6479', 'Z', '7559', '6201', '9539', 'e', 'R', 'Y', '5015', '7301', 'w', 'g', 'U', 5321, 'i', 4069, 'f', 1415, 'K', 7073, 'J', 'S', 'm', 4119, 'H', 243, 'J', 'Z', 'n'], [6147, 1863, 2545, 3545, 'W', 'B', 'b', 533, '8377', '8425', 't', '9767', 'B', '6243', '5819', '7993', '2429', '3513', 'A', '929', 'H', '7223', 'x', 'x', 'N', '6205', '3829', '8551', '6479', 'Z', '7559', '6201', '9539', 'e', 'R', 'Y', '5015', '7301', 'Y', 7797]

Ex Output:
8377, 8425, t, 9767, B, 6243, 5819, 7993, 2429, 3513, A, 929, H, 7223, x, x, N, 6205, 3829, 8551, 6479, Z, 7559, 6201, 9539, e, R, Y, 5015, 7301


Ex Input:
['t', 845, 'T', '5285', '7837', 'N', 6717], [7211, 7903, 'U', 'T', '5285', '7837', 'D', 'U', 'R']

Ex Output:
T, 5285, 7837


Ex Input:
[5671, 3463, 'D', 'V', 1539, 9597, 425, 773, 's', 7875, 143, 'c', 4491, 7067, 205, 'I', 'm', '6075', 'U', 'C', 'a', 'q', '8457', 'j', 'P', 'V', '3721', '1179', '8845', '5451', '9681', 'q', '131', 'b', '3369', 'b', 'N', 'x', 'D', 'I', 9153, 'u', 'b', 6361, 'W', 3897, 5873, 2907, 'y', 'y', 'f', 'Y', 'a', 's', 'U', 7891, 2785, 1219], ['l', 9901, 't', 'P', 7221, 'O', 'z', 6855, 'u', 1449, 7097, 'K', 'r', 7179, 'Y', '6075', 'U', 'C', 'a', 'q', '8457', 'j', 'P', 'V', '3721', '1179', '8845', '5451', '9681', 'q', '131', 'b', '3369', 'b', 'N', 'x', 'D', 'B', 'D', 'p', 'P', 'c']

Ex Output:

6075, U, C, a, q, 8457, j, P, V, 3721, 1179, 8845, 5451, 9681, q, 131, b, 3369, b, N, x, D