TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['L', 5499, 'z', 'J', 'I', 't', 6291], [337, 5087, 'z', 'J', 'I', 'p', 'm']

SOLUTION: z, J, I

PROBLEM: ['c', 2475, 'i', 2197, 'q', 2625, 'd', 9865, 4981, 407, 'C', 'U', '2141', '1319', 'f', 'c', 'x', 'H', '799', 'd', '9863', 'G', '3589', 'C', '4441', 'N', '2645', '8129', '9275', '2457', '7885', 'K', '4559', '2447', 'v', 'L', 'u', '7573', 'y', 'y', 'j', 5261, 'C', 7391, 'a', 3145, 1309, 'A', 's', 9681, 6579, 'H', 621, 'R', 'G'], ['L', 5243, 8851, 't', 10015, 'Z', 'f', 'v', 6007, 7767, 5085, 5665, 5755, 3261, 5521, 'v', 'N', 1465, 8667, 'W', '2141', '1319', 'f', 'c', 'x', 'H', '799', 'd', '9863', 'G', '3589', 'C', '4441', 'N', '2645', '8129', '9275', '2457', '7885', 'K', '4559', '2447', 'v', 'L', 'u', '7573', 'y', 'y', 'I', 'i', 5747, 2727, 'R', 's', 2623, 'u', 'Q', 9057, 'd', 'G', 'M', 3307]

SOLUTION: 2141, 1319, f, c, x, H, 799, d, 9863, G, 3589, C, 4441, N, 2645, 8129, 9275, 2457, 7885, K, 4559, 2447, v, L, u, 7573, y, y

PROBLEM: [3409, 'W', 7371, 705, 4353, 6055, 1109, '2039', '1331', 'M', '1507', '1583', '9005', '3561', 'm', '3453', '9927', 'L', '5625', '3923', '5839', 'b', 'a', '1865', 'l', 'Z', '4855', '2985', 'l', '7011', 'Z', 'f', '6205', 'd', 'r', 5975, 7455, 'P', 7563, 'A', 797, 'm', 'y', 'S'], [851, 'D', 'Z', 't', 'd', 189, 'V', 'o', 8559, 3455, '2039', '1331', 'M', '1507', '1583', '9005', '3561', 'm', '3453', '9927', 'L', '5625', '3923', '5839', 'b', 'a', '1865', 'l', 'Z', '4855', '2985', 'l', '7011', 'Z', 'f', '6205', 'x', 'q', 7907, 857, 2245, 5847, 'h']

SOLUTION:
2039, 1331, M, 1507, 1583, 9005, 3561, m, 3453, 9927, L, 5625, 3923, 5839, b, a, 1865, l, Z, 4855, 2985, l, 7011, Z, f, 6205