Task: Program Execution
Input (English): 12, 19, ['J', '8143', '5039', 'l', '6853', '6417', '8877', '8795', 'n', '1207', 'n', 'Y', 'f', 'B', 'p', '7295', 'd', 's', 'R']
Output (English): R, s, d, 7295, p, B, f, Y