Task: Program Execution
Input (English): 16, 26, ['K', '9137', '5861', '8535', '6853', '7743', 'n', 'b', '4835', '2229', 'Q', '1053', '6355', 'f', '1825', '435', 'f', 'X', '7147', 'C', '1981', '3189', '1403', '2839', 'X', 'D']
Output (English): 435, f, X, 7147, C, 1981, 3189, 1403, 2839, X, D