In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[915, 4137, 'D', 't', 'D', 'n', '6349', 'p', '1545', 'S', 'O', '7599', '3475', 'l', '7911', 'T', 'n', 'o', 'E', '6255', 'G', 'u', 6913, 4743, 2405, 9757, 9823, 'X', 't', 299, 'j', 's', 5837, 9625], ['z', 8407, 9027, 'e', 'v', '6349', 'p', '1545', 'S', 'O', '7599', '3475', 'l', '7911', 'T', 'n', 'o', 'E', '6255', 'A', 'l', 'i', 5741, 'W', 'J', 't', 3079, 'V', 'n', 4465, 'i']