TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['v', 4045, 'D', 'P', 181, 4575, 'E', 'X', 'f', 2495, 'b', 5507, 8921, 'H', 8327, '893', 'f', '4969', 'B', 'A', 'T', 'V', 's', 'W', 'p', '5059', '6969', '9305', '4813', 's', 'X', 'y', 487, 'o', 'j', 'H', 'M', 2043, 8101, 'r', 5675, 'H'], ['X', 2089, 517, '893', 'f', '4969', 'B', 'A', 'T', 'V', 's', 'W', 'p', '5059', '6969', '9305', '4813', 's', 'H', 'P', 'M', 'X', 'B', 'y', 183, 3033, 2469, 2793, 8975]

SOLUTION: 893, f, 4969, B, A, T, V, s, W, p, 5059, 6969, 9305, 4813, s

PROBLEM: [1103, 'N', 9147, 7165, 'V', 'f', '7111', 'D', 'u', '7395', '1823', 'f', '4665', 'v', 'W', '7465', 'V', 'h', '3957', 'w', 'T', 'x', 'G', 7437, 3205, 'g', 8083, 'q', 3507, 'L', 9495], [5075, 't', 8603, 5843, 't', 7843, 451, 'M', 'Z', 'e', 5525, 'l', '7111', 'D', 'u', '7395', '1823', 'f', '4665', 'v', 'W', '7465', 'V', 'h', '3957', 'w', 'T', 'x', 'z', 'K', 7637, 2523, 1279, 'r', 'n', 'f', 1773, 'o', 4173, 4627, 39]

SOLUTION: 7111, D, u, 7395, 1823, f, 4665, v, W, 7465, V, h, 3957, w, T, x

PROBLEM: [9977, 2699, 'F', 1597, 'Y', 'Q', '3685', 'E', '2971', '981', '3761', 's', 'q'], ['p', 7847, 'Y', 'Q', '3685', 'E', '2971', '981', '3761', 'R', 'o', 'w']

SOLUTION:
Y, Q, 3685, E, 2971, 981, 3761