Task: Program Execution
Input (English): 7, 19, ['K', '5913', '1539', '7055', 'l', 'J', '5913', 'S', '3575', 'H', 'Q', 'K', 'H', '2717', 'X', 'A', 'G', '9625', 'z', 'G']
Output (English): 5913S3575HQKH2717XAG9625z