TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['i', 'f', '7401', 'y', 'D', 's', 'l', '2179', '6257', 'V', 'r', 'r', 'F', 45, 5965, 2375], ['K', 'V', '7401', 'y', 'D', 's', 'l', '2179', '6257', 't', 6019, 4243, 'r', 9711, 'j', 2361]

SOLUTION: 7401, y, D, s, l, 2179, 6257

PROBLEM: [5599, 'o', 'p', 'T', 'o', 'p', 'B', 'M', '283', 'R', 'a', '9671', '8125', 'D', 'e', 'O', 'O', 3319], ['J', 2811, 7263, 'C', 4889, 477, 'o', 'p', 'B', 'M', '283', 'R', 'a', '9671', '8125', 'F', 3717, 'X', 1407, 2097, 'J', 'N', 'W']

SOLUTION: o, p, B, M, 283, R, a, 9671, 8125

PROBLEM: [4849, 3275, 'b', 1057, 'i', 7859, 'P', '1225', '1039', '2183', 'M', '5451', 'e', 'B', '4085', '3427', 'X', '1227', '6011', 'l', 4089, 6275, 2131, 'U', 4821], [6917, 3331, 7639, 'W', 9763, 3741, 'H', 2179, '1225', '1039', '2183', 'M', '5451', 'e', 'B', '4085', '3427', 'X', '1227', '6011', 'y', 6175, 1605, 1171, 'J', 'E']

SOLUTION:
1225, 1039, 2183, M, 5451, e, B, 4085, 3427, X, 1227, 6011