In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[5413, 'T', 'i', 'Q', 'Y', 'H', '2143', 'M', 'p', 'M', 'l'], ['Y', 'p', 'Y', 'H', '2143', 'M', 'A', 5017, 4553]
Y, H, 2143, M

[4717, 'J', 'B', 'f', 'a', 9035, '3041', '491', '3395', '3117', '4793', '4305', 'c', 'F', 5099], ['Q', 3557, 'y', 2689, '3041', '491', '3395', '3117', '4793', '4305', 'c', 'k', 8835, 'C', 8979]
3041, 491, 3395, 3117, 4793, 4305, c

[1979, 'P', 'J', 'j', 'n', 3259, 'R', 'S', 'r', 5467, 4311, 'f', 'y', '2027', 'I', '6759', '5835', 'V', '6975', '1195', 'G', '5989', '5647', '2671', 'y', '6613', 'V', 'i', '1825', '5783', 'm', 'C', 239, 'a', 'r', 8431, 'D'], ['K', 2971, 9343, 's', 'H', '2027', 'I', '6759', '5835', 'V', '6975', '1195', 'G', '5989', '5647', '2671', 'y', '6613', 'V', 'i', '1825', '5783', 'G', 7223, 'd', 9281, 'l', 5067, 5405, 'N', 6249, 'O', 2017, 2773, 5413, 7375, 6207, 9385, 'A']

2027, I, 6759, 5835, V, 6975, 1195, G, 5989, 5647, 2671, y, 6613, V, i, 1825, 5783