Task: Program Execution
Input (English): 15, 17, ['9651', 'x', '2783', 'f', 'm', '6627', 'R', '4203', '3133', 'O', '8767', 'I', 'T', '1433', '5429', '7813', 'C', '9753', 'I', 'W', '335', 'f', '1369', '2169', '335', 'd', 'U', 'j']
Output (English): C78135429