Task: Program Execution
Input (English): 16, ['f', 'r', '4455', '9049', 'U', '149', '2669', 'Q', '1477', 'L', '717', 'E', 'H', '1557', 'B', 'h', 'O', 'O', '5489', '277', '8731', '8535', '7069', 'W', 'W', 'Z', 'A', 'T', 'q', '8043', '1157', '7389', '4627', '8897', '6589', '2867']
Output (English): f, O, 4627