In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 'x', 2847, 7975, 8937, 9381, 6645, 3721, 'q', 'x', 6239, 'E', 263, 'w', 'c', 'O', 3387, 'Y', 6017, 1181, '6013', '613', '3259', '1037', 'u', 'w', '9971', '1445', '4719', 's', '4473', '4335', 'j', '3099', 'J', 'Q', 'Y', '5945', 'F', '3175', 't', 'B', 'U', 'U', '3605', '8619', '3759', 'q', '4377', '9715', 'H', 'M', 9991, 'V', 5533, 'l', 'E', 941, 7709, 't', 'D', 6737, 'c', 2065, 1901, 2321, 4067, 'W', 9557, 'B', 'e', 5469, 'i', 2635], [2425, 5303, 'F', 'S', 'p', 'x', 'C', 9325, 'Z', 'q', 'w', 'o', 'F', 'P', 5403, 505, 'C', 10001, 'f', 'f', 'K', 6599, 3035, 'R', 'm', '6013', '613', '3259', '1037', 'u', 'w', '9971', '1445', '4719', 's', '4473', '4335', 'j', '3099', 'J', 'Q', 'Y', '5945', 'F', '3175', 't', 'B', 'U', 'U', '3605', '8619', '3759', 'q', '4377', '9715', 'u', 5001, 3109, 'I', 'b', 'i', 'c', 7703, 's', 'M', 7069]