TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [4005, 'l', 'F', 4041, 'D', 5853, 'w', 'U', 'w', 'B', 'R', 'S', 4969, 'i', 3323, 889, 'N', 'I', 'T', '3715', 'l', '7103', '5669', 'd', '6091', '6783', 'g', '2319', '5827', 'l', '9691', '2421', 'W', '8085', 'p', 4245, 'H', 'v', 5431, 'q', 'w', 'g', 'u', 'l', 9089, 's', 6469, 'P', 'r'], [625, 'R', 2937, 6877, 'I', 'T', '3715', 'l', '7103', '5669', 'd', '6091', '6783', 'g', '2319', '5827', 'l', '9691', '2421', 'W', '8085', 'O', 's', 'k', 'b', 719, 'F', 779, 295, 3669, 'h', 't', 305, 677]

SOLUTION: I, T, 3715, l, 7103, 5669, d, 6091, 6783, g, 2319, 5827, l, 9691, 2421, W, 8085

PROBLEM: [1307, 'u', 'Z', 3323, 191, 'i', 'h', 't', 'L', '8549', '7861', '9747', '3985', 'g', 'r', '1247', 'R', 'S', 'a', 'a', '749', 'C', 'M', 'y', 'h', 7985, 9989, 'j'], [2817, 1955, 2973, 'Y', 9221, 'z', '8549', '7861', '9747', '3985', 'g', 'r', '1247', 'R', 'S', 'a', 'a', '749', 'G', 'M', 2083, 'O']

SOLUTION: 8549, 7861, 9747, 3985, g, r, 1247, R, S, a, a, 749

PROBLEM: [6915, 2271, 'y', 'Y', 'b', 5057, 'P', 9261, 'E', 5709, 9345, 1191, 8399, 8371, 3641, 6653, 'W', 8721, 9471, 903, 2293, 'X', 'Y', '4217', 'l', '6047', 'X', '4883', '7515', 'l', 'B', '3735', 'P', 'x', 'C', '5019', 'g', '7135', 'n', '8715', '8457', '1029', 'Q', 'M', '7135', '1467', 'k', 's', 6639, 'G', 'm', 7745, 'b'], [8791, 2911, 8083, 3305, 'V', 'l', 'y', 'c', 9555, 9337, 2571, 6095, 'l', 'n', 'Y', '4217', 'l', '6047', 'X', '4883', '7515', 'l', 'B', '3735', 'P', 'x', 'C', '5019', 'g', '7135', 'n', '8715', '8457', '1029', 'Q', 'M', '7135', '1467', 'l', 'G', 1579, 't', 'N', 67, 'Q', 3953, 'H', 'S', 'i', 'O', 'w', 5459, 3295, 5121]

SOLUTION:
Y, 4217, l, 6047, X, 4883, 7515, l, B, 3735, P, x, C, 5019, g, 7135, n, 8715, 8457, 1029, Q, M, 7135, 1467