In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[773, 'n', 8917, 'G', 'W', 'R', 3499, 4975, 'y', 'S', 5455, 3751, 7877, 'E', 6393, 7181, 1697, 'b', 'H', 7431, 'X', '4101', '4573', '5273', '8529', 'T', 'k', '8299', 'd', 'r', '5947', '8405', '9749', '1985', 'w', 'L', '481', '5039', '3829', 'z', '699', 'y', 'i', '3737', '9757', '613', 'K', 'o', 'O', 'J', 1329, 'M', 8103, 8913, 2353, 375, 'A', 'Q', 'S'], [1913, 6289, 9211, 'C', '4101', '4573', '5273', '8529', 'T', 'k', '8299', 'd', 'r', '5947', '8405', '9749', '1985', 'w', 'L', '481', '5039', '3829', 'z', '699', 'y', 'i', '3737', '9757', '613', 'K', 'D', 2935, 6345, 9067, 'R', 2257, 1937, 1887, 'v', 439, 7245, 'Q', 'u', 'J']