In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['v', 'L', 8869, 819, 'A', 7031, 'E', 7997, '2751', 'J', '7867', 'e', '5337', 'A', '3429', 'a', '2487', '9599', '5311', 'x', 'S', 'm', '5225', '3325', 'v', 'd', '7749', 'L', 9833, 'V', 'i'], [6749, 5715, 'Z', 'b', 'n', 'h', 4011, 6053, 9831, '2751', 'J', '7867', 'e', '5337', 'A', '3429', 'a', '2487', '9599', '5311', 'x', 'S', 'm', '5225', '3325', 'v', 'd', '7749', 's', 4035, 'D', 'c']