Task: Program Execution
Input (English): 13, 14, ['C', '9615', '455', 'j', '3717', '3301', 'I', 'C', 'f', '6843', '9537', '1517', '6187', 'O', '9897', 'O', '2373', '5117', 'l', '2249']
Output (English): O7816