Task: Program Execution
Input (English): 18, ['B', 'm', '3057', 'F', '3869', '1431', 'J', '7327', 'q', 'Q', '7179', '8285', 'O', '6459', 'X', 'e', 'i', '8727', '7187', 'V', '3297', '7579', 'G', '17', '1829', '5217', 'N', '5997', 'y', '291', '9989', 'q', 'D', '8251', 'R', 'X', 'y', 'e', '229']
Output (English): B, 7187, y