BarisGuo的博客

Fire NetProblem DescriptionSuppose that we have a square city with straight streets. A map of a city is a square board with n rows and n columns, each representing a street or a piece of wall. ...

Tian Ji – The Horse RacingProblem DescriptionHere is a famous story in Chinese history.“That was about 2300 years ago. General Tian Ji was a high official in the country Qi. He likes to play horse ...