TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['J', 'b', 'R', 'v', 6421, 'i', 4179, '3583', '7897', '9525', 'b', '4163', '5465', '255', '5923', 't', 9093, 9035, 8487], ['V', 'j', '3583', '7897', '9525', 'b', '4163', '5465', '255', '5923', 'F', 6281, 8109, 'R', 2589]

SOLUTION: 3583, 7897, 9525, b, 4163, 5465, 255, 5923

PROBLEM: [431, 4017, 'R', 'a', 'F', '9581', 'Y', 'f', 'z', 'b', 1235], [4115, 'u', 'g', 'f', 2455, 'a', 'F', '9581', 'Y', 'f', 'z', 'm', 7245, 'I', 7021]

SOLUTION: a, F, 9581, Y, f, z

PROBLEM: [6495, 'o', 'u', 'K', 'L', 1519, 'q', 'd', 'N', 'f', '7443', 'h', 'k', '9579', 'X', 'Z', '643', '7227', 'i', '2543', '7831', 'C', '1057', 'W', 't', '9133', '9551', 'n', 5489, 4567, 4403, 1129, 'V', 'w', 'X', 'H', 'j', 7885, 'T', 7349, 'j', 'S', 641, 'M', 9001], ['f', 'x', 'd', 'N', 'f', '7443', 'h', 'k', '9579', 'X', 'Z', '643', '7227', 'i', '2543', '7831', 'C', '1057', 'W', 't', '9133', '9551', 'P', 'U', 7951, 4177, 'Z', 879, 6845, 2769, 'u', 5869, 7345, 'w', 6153]

SOLUTION:
d, N, f, 7443, h, k, 9579, X, Z, 643, 7227, i, 2543, 7831, C, 1057, W, t, 9133, 9551