In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['J', 1955, 'k', 639, 'X', 'I', 'M', 'X', 'h', 7947, 4981, 9215, 'A', 8505, 'H', 2057, 'w', 'u', 'w', 3535, '3967', '6477', '1807', 'T', 'G', 'R', 'S', 'W', 'V', '2353', '8393', '1845', '1665', 'O', 'z', 'a', '4831', '3201', '1503', 'D', 'w', 8485, 'm', 483, 'T', 7729, 3981, 's', 7581, 5339, 1527, 5591, 'y', 7703, 1645, 'V', 9579, 5957, 'I', 1233], ['L', 'q', 'd', 'u', 'p', 'R', '3967', '6477', '1807', 'T', 'G', 'R', 'S', 'W', 'V', '2353', '8393', '1845', '1665', 'O', 'z', 'a', '4831', '3201', '1503', 'D', 'H', 'T', 8867, 'H', 'u', 5263, 'h', 'B', 'b', 'D', 4243, 'f', 'z', 'd', 2567, 7855, 9369, 6549, 'g', 'V']