Task: Program Execution
Input (English): 2, 21, ['f', '8179', '3993', '2027', '9141', '6831', '7737', '1401', 'p', '8293', '1961', '4673', 'S', 'q', 'o', '4335', 'K', '757', 'e', 'B', '719', '3785', '2445', '9247', '3555', '7511', '6117']
Output (English): 719Be757K4335oqS467319618293p1401773768319141202739938179