TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['x', 7099, 9059, 865, 'S', 'l', 'V', 8579, 'r', 2823, '9603', 'c', '1545', '7041', 'g', 'd', '1281', '3849', 's', '3959', 'X', 'Q', 'V', 'C', 1583, 531, 'u'], ['T', 7357, 4783, 967, '9603', 'c', '1545', '7041', 'g', 'd', '1281', '3849', 's', '3959', 'U', 229, 'P', 'x', 'T', 681, 863]

SOLUTION: 9603, c, 1545, 7041, g, d, 1281, 3849, s, 3959

PROBLEM: [4521, 9297, 1549, 'j', 6533, 5069, 2291, 3507, 6815, 1619, 5771, 'k', '1705', '9637', 'd', 'g', '3717', 'Q', 'V', '8195', 'S', 'E', 'a', 'y', 'r', 'k', 'o', 'L', 3267, 'L', 2907, 'l', 4505, 'm', 3519, 'g'], ['T', 'r', '1705', '9637', 'd', 'g', '3717', 'Q', 'V', '8195', 'S', 'E', 'a', 'y', 'A', 873, 's', 1819, 4947, 'E', 'k', 'I', 'M']

SOLUTION: 1705, 9637, d, g, 3717, Q, V, 8195, S, E, a, y

PROBLEM: ['Z', 1347, 4783, 9667, 'B', '1235', '8023', '1321', 'n', 147], [9801, 'L', 'B', '1235', '8023', '1321', 'P', 'y', 1953, 1625]

SOLUTION:
B, 1235, 8023, 1321