Task: Program Execution
Input (English): 7, 15, ['3147', 'C', 't', 'x', 'C', 'l', 'E', 'U', '2909', '1987', '7285', '2671', '8269', 'B', '6123', '783', 'P', 'Q', '7459', '5733', '5659', 'u', 'g', '8501', 'X', '2907', 'h', 'p']
Output (English): 3216B96281762582778919092UE