TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [4227, 9749, 'E', 6815, 4877, 1367, 'F', 'l', '4299', '8737', 'p', '4981', '55', 'w', '7071', '2225', '3843', '7029', 'j', 'L', 'K', 'X', 't', 3741, 'r', 's'], [5281, 5929, 'F', 'l', '4299', '8737', 'p', '4981', '55', 'w', '7071', '2225', '3843', '7029', 'j', 'L', 'E', 'D']

SOLUTION: F, l, 4299, 8737, p, 4981, 55, w, 7071, 2225, 3843, 7029, j, L

PROBLEM: ['m', 'J', 'X', '8931', 'u', 'm'], ['V', 3299, 'X', '8931', 'Z', 6965]

SOLUTION: X, 8931

PROBLEM: [2853, 5689, 8519, 'e', 6891, 1605, 83, 1511, '6379', 'm', '4673', 'J', 'X', '4079', '5545', 'P', '5375', 'G', 'd', 'E'], [1441, 923, 823, 2075, 'q', 7755, 'W', '6379', 'm', '4673', 'J', 'X', '4079', '5545', 'P', '5375', 'G', 'C', 'v', 'J', 'H', 'c']

SOLUTION:
6379, m, 4673, J, X, 4079, 5545, P, 5375, G