In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 'z', 'l', 7867, 3057, 'E', 'J', 6279, 'y', 7709, 'd', 'f', 6443, 'u', 'Q', 8611, 6283, 'q', 'D', 3859, 1951, 3815, 1923, 'L', 9689, '3087', 'R', '1207', 'L', '5421', '8891', '6307', 'k', 't', '409', '5169', '625', '1167', '2745', 'U', 'l', '5753', 'W', '5005', '1073', 't', '1863', '2319', 'A', '2847', 'w', '4535', 'A', 'Z', 8119, 'F', 'g', 'w', 1427, 'E', 5233, 'l', 'I', 101, 4231, 8203, 'B', 'f', 'J', 'q', 5617, 's', 4915], ['j', 889, 8743, 'v', 'R', 7559, 'd', 'Y', '3087', 'R', '1207', 'L', '5421', '8891', '6307', 'k', 't', '409', '5169', '625', '1167', '2745', 'U', 'l', '5753', 'W', '5005', '1073', 't', '1863', '2319', 'A', '2847', 'w', '4535', 'y', 'z', 'Z', 4369, 5273, 3615, 'Y', 'e', 'J', 8633, 'Y', 6215, 2519, 8585, 'G', 'y', 'm', 'i', 'T', 6331]