In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9131, 9747, 'D', 'd', 'h', 'E', 8009, 5799, 10021, 'h', 8943, 915, 5881, 6841, 'x', 'q', 7467, 4881, 'T', 'p', '4369', '9757', 'l', 'o', '8707', 'v', 'I', 'T', '2559', '3303', '1633', 'w', '6655', 'j', 'd', '5537', 'B', 'J', '3985', 'N', 'C', 'c', 'v', 'd', '9259', 'G', '6459', '6815', 'R', 6249, 7429, 'v', 'I', 3235, 'M', 4741, 6859, 'S', 9271, 6507, 'n', 'O', 'X', 'x', 9041, 'I'], ['J', 'N', 1029, 7575, 1387, 'Z', 5241, 'w', 631, 't', 2631, 'K', 4487, 2303, '4369', '9757', 'l', 'o', '8707', 'v', 'I', 'T', '2559', '3303', '1633', 'w', '6655', 'j', 'd', '5537', 'B', 'J', '3985', 'N', 'C', 'c', 'v', 'd', '9259', 'G', '6459', '6815', 'U', 'a']