Task: Program Execution
Input (English): 6, ['R', '8463', 'a', '9733', '3287', 'y', 'O', 'q', 'f', '8255', '4187', '2519', 'b', '4479', 'p', 'J', '3639', 'g', 'W', '4461', '3941', 'E', 'n', 'q', 'F']
Output (English): R, O, b, W, F