0. ѹļкʹã˵food.txtҲ

1. ѭֲֻڲܡѭѡԵڡ

2. ѭ봰˫Ѹɾ깦ܡʱʹctrl+VԻָɾ

3. ˽ˮɼģʽͼʰȡӵbug

