Task: Program Execution
Input (English): 4, 9, ['k', '6749', '3215', 'E', 'u', 'b', '3275', 'w', 'G', '2823', 'u', '9243', 'a', 'R', '8277', '6247', '8273', 'K', 'x', '711', '2767']
Output (English): E, a