Task: Program Execution
Input (English): 7, ['R', 'f', '389', 'Y', 'w', '6077', '8173', '2557', 'Y', 'W', '5209', 'B', 'O', '9533', '9247', '3353', '7271', '4517', '8803', '407', '2645', '1885', 'V', 'I', 'Z']
Output (English): R, 2557, 9247, 1885