TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['j', 'Q', 2919, 2195, 'P', 'H', 'r', 'P', 5051, 'Y', 'W', 8151, 3411, 'L', 'v', 'k', 5531, 'm', '789', '421', '5807', '3707', 'h', '4147', 'G', '4797', 'm', 'v', '151', '5001', 'r', '2637', '9981', '4791', 'G', '5173', '5059', 'O', '4437', 'X', 'R', 'g', '1989', 'q', 'i', 'R', 1973, 'm', 3695, 'I', 7909, 'q', 2515, 7659, 'n', 'M', 2121, 4117, 'J', 'Y', 9869, 5551, 8069, 7393, 'Q', 'z', 5551, 'B', 's'], ['W', 9301, 'y', 2707, 5039, 1905, 1657, 'A', 7213, 1975, 9875, 8915, 'R', 1127, 1599, 1615, 2069, 'B', 5781, 'v', 127, 435, 9967, 'r', 'm', '789', '421', '5807', '3707', 'h', '4147', 'G', '4797', 'm', 'v', '151', '5001', 'r', '2637', '9981', '4791', 'G', '5173', '5059', 'O', '4437', 'X', 'R', 'g', '1989', 'X', 'O', 7793, 'Z', 'u', 3029]

SOLUTION: m, 789, 421, 5807, 3707, h, 4147, G, 4797, m, v, 151, 5001, r, 2637, 9981, 4791, G, 5173, 5059, O, 4437, X, R, g, 1989

PROBLEM: [9537, 9603, 'U', '4157', 'M', 'k', 'w', 9373], [3355, 4417, 'U', '4157', 'M', 'C', 'k']

SOLUTION: U, 4157, M

PROBLEM: ['U', 3351, 705, 'J', 2115, 'j', 'f', 6891, 'r', 'u', 'u', 'V', 1593, 'u', 'z', 'q', '3589', 'r', '8835', '2899', 'p', 'h', '3041', 'B', '2747', '4543', 'x', '6649', '2373', 'V', 'g', 'D', 7197], [5825, 9939, 'E', 5633, 'x', 245, 'h', 4809, 'w', 'T', 4573, 'n', 403, 'W', 'c', 925, 2911, 'z', 'q', '3589', 'r', '8835', '2899', 'p', 'h', '3041', 'B', '2747', '4543', 'x', '6649', '2373', 'V', 'g', 't', 6427, 1305, 963, 9011, 'k', 3243, 6061, 'Q', 9919, 935]

SOLUTION:
z, q, 3589, r, 8835, 2899, p, h, 3041, B, 2747, 4543, x, 6649, 2373, V, g