In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1343, 4285, 'I', 'x', 9571, 'S', 'P', 7653, 8875, 9203, 'E', '1745', 'I', 'z', 'C', 'Z', 'u', 'h', '5593', 'K', '8851', '9143', '6717', '5913', 'B', 'w', 'i', 'x', 5415, 'z', 9545, 'b', 4723, 'R', 2603, 'p', 'l', 8915], ['g', 5551, 2229, 'd', 725, 'x', 'X', 6609, 7755, 'X', 4183, 'm', 3829, 'e', 3585, 9991, '1745', 'I', 'z', 'C', 'Z', 'u', 'h', '5593', 'K', '8851', '9143', '6717', '5913', 'B', 'w', 'i', 'S', 7067, 'o', 'k', 'J', 4463, 2975, 7487, 3233, 6117, 'L', 'G']