In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5163, 57, 'l', 'L', 'm', 2633, 8811, 949, 9237, 5095, 9461, 8203, 9413, 'k', 9609, 2357, 351, 'o', 6801, 'y', 'V', 9759, 8971, 6947, 6477, '759', 'x', 'q', 's', '7091', '4015', 'B', 'd', '855', '1905', '1189', 'I', '1055', 'N', 'g', 'A', '281', 'T', 'R', '6403', '3531', 'p', '1007', '8631', 'B', '141', 'm', 'f', 'Z', 6839, 'W', 'N', 471, 'j', 4541, 'Z', 7473, 'r', 6147, 'g', 521, 'o', 'j', 6615, 4941, 7707, 's'], [849, 'g', 7909, 2931, 2841, 9363, 6203, 8931, 5903, 's', 6183, 'P', 5577, 'D', 1695, 5653, 'i', 2073, 5429, 3209, 4129, 5725, 'H', 'u', '759', 'x', 'q', 's', '7091', '4015', 'B', 'd', '855', '1905', '1189', 'I', '1055', 'N', 'g', 'A', '281', 'T', 'R', '6403', '3531', 'p', '1007', '8631', 'B', '141', 'm', 'f', 'h', 9637, 955, 'j', 1925, 8433, 6497, 9925, 9271, 'R', 3575, 4377, 2331, 'r', 9183, 'I', 'F', 6939, 5305, 'v', 'M', 'a', 'J']