TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [4183, 'U', 7363, 'G', 'p', 'm', 5967, 7979, 'o', 6465, 1603, 'a', 'U', 539, 'V', 867, 'z', '9291', '3659', 'X', '9869', 'S', '7001', '347', 'F', '1433', 'c', 'J', '6113', 'H', 'd', 'J', '8705', 'P', 1783], [4781, 4033, 'M', 'W', 4561, 'Z', 'z', '9291', '3659', 'X', '9869', 'S', '7001', '347', 'F', '1433', 'c', 'J', '6113', 'H', 'd', 'J', '8705', 's', 4093, 201, 'i', 'Y', 'S', 2227, 'C', 5375, 1627]

SOLUTION: z, 9291, 3659, X, 9869, S, 7001, 347, F, 1433, c, J, 6113, H, d, J, 8705

PROBLEM: ['Q', 4345, 'U', 6921, 'y', 57, 8287, 8385, 'O', '3359', 'S', '7355', '2263', 'd', 'd', 'i', 't', 'E', 'X', 'V', 2801], [3259, 'S', 'e', 'n', 'c', 'B', 'O', 217, 'O', '3359', 'S', '7355', '2263', 'd', 'd', 'i', 't', 'E', 'j', 'I', 5767, 'X', 8283, 8895, 'd', 8329]

SOLUTION: O, 3359, S, 7355, 2263, d, d, i, t, E

PROBLEM: [1517, 333, '1099', '3941', 'r', 'N', 8425, 'k'], ['z', 229, 'Y', '1099', '3941', 'r', 'X', 'O']

SOLUTION:
1099, 3941, r