—— 请按键盘 空白键 开始游戏 ——

鱼和客人,三日发臭。
即使鬼神不存在,这也可以用来聚集众人来欢乐,使得邻里亲近。 
我不完美,但我一直在努力改进。
The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.
The world is a puzzle, and we are the missing pieces.