Task: Program Execution
Input (English): 4, 18, ['X', 'R', '1333', 'u', 'W', 'Q', 'o', '4215', '7517', '7549', '5769', 'B', '9719', 'd', '4881', '1953', '251', 'z']
Output (English): z, 251, 1953, 4881, d, 9719, B, 5769, 7549, 7517, 4215, o, Q, W, u