Task: Program Execution
Input (English): 3, 18, ['s', 'L', '9243', '9087', 'F', 'r', 'J', 'Z', '6141', '6951', 'l', '2253', 'X', '6729', '2547', 'w', '5985', '3117']
Output (English): 92439087FrJZ61416951l2253X67292547w59853117