Task: Program Execution
Input (English): 8, 14, ['f', 'r', 'J', '9909', 'p', 'b', 'x', 'H', 'G', 'J', 'U', 'W', '4217', 'p', 'F', 'X', 'b', 'J', 'W', 'u', '259', '9981']
Output (English): p4217WUJGH