Task: Program Execution
Input (English): 5, ['8659', 'H', '185', 'C', '7029', '1825', '981', '7567', 'G', 'W', '4011', '4601', 'I', 'O', '5937', '2877', '857', '5525', '6471']
Output (English): 8659, 1825, 4011, 2877