Task: Program Execution
Input (English): 2, 8, ['M', '8511', '8671', '339', '7785', '8181', '1113', 'D', '7579', 'L', 'W', 'B', '2557', 'O', 'I', 'X', 'E', 'I', '785', 'r', 'H']
Output (English): D31111818587793317681158