Task: Program Execution
Input (English): 3, 15, ['8559', 'Q', 'z', '331', '4123', '9215', 'W', 'X', '4935', '9365', 'M', '393', 'F', '533', 'K', 'p', '6561', 'q', 'D', 'F', 'P']
Output (English): z33141239215WX49359365M393F533K