Task: Program Execution
Input (English): 7, 16, ['6899', 's', 'h', 'l', '573', 'm', '661', '9529', '579', 'W', '6667', '5937', '7733', 'q', 'b', '9833', '7745', '1841', 'o', '7869']
Output (English): 6619529579W666759377733qb9833