Task: Program Execution
Input (English): 3, 15, ['4765', 'u', 'I', 'E', 'T', 'F', '8477', '6221', 'y', '2379', '6131', 'A', '1331', '7529', 'Z', 'b']
Output (English): Z92571331A13169732y12267748FTEI