Task: Program Execution
Input (English): 5, ['1659', '8589', '7409', 'C', '5819', 'K', 'W', 'f', '4939', '2539', '7147', '5449', 'a', 'V', '189', 'N', 'x', '2497', 'm', '8713', '5213', 'F', 'x']
Output (English): 1659, K, 7147, N, 5213