—— 请按键盘 空白键 开始游戏 ——

The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.
我长久地站在那里,凝视着那深邃的黑暗,心中充满了疑惑、恐惧和怀疑,梦想着凡人从未敢梦想的梦。