Task: Program Execution
Input (English): 4, ['7493', '5897', '509', 'N', '8003', 'F', '8783', 'z', '389', 'V', '2697', 'd', 'Q', '9005', 'H', '7033', 'J', '5137', 'P', '4561', 'm', 'm', 'o', '9983']
Output (English): 7493, 5897, 509, N