In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6113, 'G', 4431, 8099, 'I', 4271, '4733', 'W', 'O', 'm', '1199', '7659', '9145', '1189', 'M', 'u', '1751', 'n', '8029', 'Y', '4755', '2553', 'y', '7583', '3895', 'r', '4717', '9005', '5533', 'H', 6491, 'M', 4353, 'S', 9687, 'Z', 'i', 7375, 9663, 'o', 4167, 8535, 's', 4975, 'v', 's', 'e', 1513, 'g', 5703, 75], [7937, 3533, 'W', 'y', '4733', 'W', 'O', 'm', '1199', '7659', '9145', '1189', 'M', 'u', '1751', 'n', '8029', 'Y', '4755', '2553', 'y', '7583', '3895', 'r', '4717', '9005', '5533', 'G', 1911, 6881, 'H', 'K', 'K', 2941, 4011, 4337, 1235, 'w', 3891, 's', 'd', 'O', 'p', 'w', 9061, 'b', 3049]