In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7779, 'F', 'L', 7587, 'O', 'w', 'R', 'c', 'V', 'L', 2937, 'F', 9475, 'u', 4253, 7237, '4733', 'v', 'x', '7583', 'D', '4049', 'Y', 'z', '6467', '6305', '7917', 'a', 'f', '985', 'S', 't', '697', '3415', '4593', 'L', '7955', 'F', '7509', 'w', '6359', 'S', 397, 231, 'E', 'l', 6063, 'n', 5393], ['H', 1429, 'w', 'M', 505, 'N', 323, 6305, 'Z', 'w', 'y', 'e', 4401, 5325, 'q', 2415, 9477, 4925, 'b', 5197, 'j', '4733', 'v', 'x', '7583', 'D', '4049', 'Y', 'z', '6467', '6305', '7917', 'a', 'f', '985', 'S', 't', '697', '3415', '4593', 'L', '7955', 'F', '7509', 'w', '6359', 'A', 7911, 3049, 'c', 'W', 6165, 2161, 's', 'd', 'Z', 'P', 'w', 'L', 'J', 6595, 'i', 'J', 6951, 'j', 7673]