Task: Program Execution
Input (English): 7, 13, ['8905', 'g', 'G', 'f', 't', 'Y', 'X', 'u', '6743', 'J', '9985', 'x', '9255', 'S', 'G', '5643', 'h']
Output (English): 9255x9985J6743uX