TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [9875, 'g', 8729, 'h', 'F', 'v', 'v', 8307, 6379, 3165, 7055, 'f', 'p', 3707, 'P', 6305, 'h', '9891', '2783', 'D', '7567', '95', 'T', 'U', '2035', 'W', 'C', 'B', '9943', 'B', '9033', '6511', 'e', '2623', 'O', 'Z', 'k', 7761], [9061, 1241, 'd', 3917, 'm', 9457, 'n', 1493, 725, 'O', 'h', '9891', '2783', 'D', '7567', '95', 'T', 'U', '2035', 'W', 'C', 'B', '9943', 'B', '9033', '6511', 'e', '2623', 'O', 'Z', 'o', 'J', 'c', 6919, 'O', 'O', 8809, 'J', 'v', 'O', 4633, 941, 'z', 6667, 'X', 'C', 'd', 5189]

SOLUTION: h, 9891, 2783, D, 7567, 95, T, U, 2035, W, C, B, 9943, B, 9033, 6511, e, 2623, O, Z

PROBLEM: ['m', 'F', 5425, 1403, 6355, 7383, 'Y', 'e', 'K', '10031', 'S', '9599', 'V', 'i', '6919', 'r', 'm', 'I', 'x', '6889', 'M', '1977', 'S', 'c', 'm', '4569', 'F', 'C', 'u', 'N', 2741, 7825, 6521, 'R'], [8389, 7261, 4783, 6181, 6767, 9719, 2625, 'W', 4357, 1749, 887, 153, 8939, 'K', 1329, 'T', 'a', 'k', 'F', 't', 'K', '10031', 'S', '9599', 'V', 'i', '6919', 'r', 'm', 'I', 'x', '6889', 'M', '1977', 'S', 'c', 'm', '4569', 'F', 'C', 'u', 'K', 'E', 'P', 8489, 2309, 'j', 3937, 4731, 'H']

SOLUTION: K, 10031, S, 9599, V, i, 6919, r, m, I, x, 6889, M, 1977, S, c, m, 4569, F, C, u

PROBLEM: [5801, 'w', 'F', 'l', 8189, 'M', 1729, 'N', '6839', 'r', 'H', 'v', 'p', 'm', 'f', '4715', 'Y', 2861, 5023], [3819, 3135, 9041, 1291, 6567, '6839', 'r', 'H', 'v', 'p', 'm', 'f', '4715', 'A', 597, 'B', 'k', 'p', 'p']

SOLUTION:
6839, r, H, v, p, m, f, 4715