Task: Program Execution
Input (English): 6, 16, ['O', 'F', 'u', '379', '3845', 'U', '4813', '237', '8739', '9133', '2347', '1129', '1537', '4487', '4587', 'F', 'k', 'Z']
Output (English): F45874487153711292347913387392374813U