Task: Program Execution
Input (English): 1, 11, ['7887', 'K', 'g', '6085', 'U', 'w', 'q', '2721', 'Z', '1571', 'l', 'v', '63', 'n', '703', 'y', 'Q', 'a', 'x', '429', '7617']
Output (English): 7887Kg6085Uwq2721Z1571l