In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['H', 191, 'b', 853, 8925, 'p', 'F', 3633, 8865, 'v', '1741', '671', 'W', '9731', 'Z', '3603', 'n', 'T', 'h', 'p', '685', '5815', 'D', 'a', 249, 'k', 'd', 'h', 9759], ['V', 2227, 'P', 3287, 'Q', 8559, 1367, 't', 1263, 'j', 'x', '1741', '671', 'W', '9731', 'Z', '3603', 'n', 'T', 'h', 'p', '685', '5815', 'D', 'i', 8073, 6135, 'v', 9255, 5579, 9939, 'x', 4643, 'l', 'K']