Task: Program Execution
Input (English): 6, ['8513', 'K', '7451', 'X', 's', 'C', 'Q', 'K', 'm', 'd', '4673', '4395', '733', 'h', '6457', '4727', '2977', 'M', 'o', 'E']
Output (English): Q, K, m, d, 4673, 4395, 733, h, 6457, 4727, 2977, M, o, E