In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['Q', 'f', 7471, 'm', 'o', 1121, 't', 1143, 'h', 'b', 'o', 10027, 'v', '2553', 'F', '8257', 'K', '6385', '4145', 'h', 'X', 'L', 'M', '6433', '1657', 'I', '6699', '5663', 'I', 't', '9017', 'j', 'm', 'W', 'S', '8917', '733', 't', 'n', '607', 'Z', 'D', 'r', 'O', 'V', 7833, 7593, 8197], ['g', 'o', 'g', 'm', 'g', 6891, 'O', 8433, 5735, 3473, 'l', 9289, 1593, 3095, 8793, 6967, 3925, 7673, 'w', 9023, 't', 'P', 'R', 1601, 2707, 'v', '2553', 'F', '8257', 'K', '6385', '4145', 'h', 'X', 'L', 'M', '6433', '1657', 'I', '6699', '5663', 'I', 't', '9017', 'j', 'm', 'W', 'S', '8917', '733', 't', 'n', '607', 'Z', 'D', 5825, 'Z', 4489, 2873, 'S', 'r', 3391, 'u', 'p', 'G', 'G', 'H', 387, 'u', 1229, 'V', 8361, 'C', 7821, 175]