In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['p', 833, 8401, 2535, 931, 7791, 'E', 'P', 'S', 'O', 'T', 'a', 'Y', 'L', '6803', '411', '4479', 'd', '5667', '9235', 'D', 'E', '875', 'z', '2053', 'I', '2309', '3163', 'l', 'T', 'v', 2367, 3549, 897, 3181, 'U', 'D'], [5759, 'd', 'y', 'u', 915, 6037, 'V', 'n', 5955, 6395, 6271, 2851, 'h', 'A', 'p', '6803', '411', '4479', 'd', '5667', '9235', 'D', 'E', '875', 'z', '2053', 'I', '2309', '3163', 'l', 'T', 'L', 'y', 6991, 'Q', 'L', 'B', 979, 1949, 'K', 2859, 'Z']