In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['b', 'Z', 't', 7463, 5295, 'J', 8625, 'S', 'f', 'p', '3217', '5861', '1563', '8915', '4913', '3957', '9041', 'K', 'c', '2007', 'B', 'j', '6027', 'B', 'c', 'n', '3593', 'c', '2885', '6881', '4773', '3079', '6575', 'G', 'p', 's', 'X', 'u', '5685', 'c', 'x', 'W', 4571, 3319, 'E', 'C', 'b', 867, 'G', 9493, 2325, 'v', 'b', 'K', 'u', 8239, 'J', 'L', 2871, 'y', 2475, 'm', 'g', 5583, 'H'], [1813, 'u', 'a', 'b', 'v', 'h', 'o', 4089, 4303, 'p', 5353, 'n', 5391, 'p', '3217', '5861', '1563', '8915', '4913', '3957', '9041', 'K', 'c', '2007', 'B', 'j', '6027', 'B', 'c', 'n', '3593', 'c', '2885', '6881', '4773', '3079', '6575', 'G', 'p', 's', 'X', 'u', '5685', 'I', 'p', 'T', 'C', 2567, 'q', 3371, 'i', 4463, 'L', 3985, 8919, 7969, 'a', 5715, 'p', 9787, 5471, 2857, 'i', 'V', 'i', 7175, 'P', 'C']