Closed BNU-CO453-Liam closed 2 years ago
https://github.com/BNU-CO452/bluej-apps21-BNU-CO453-Liam/blob/9965890690664c02b7a6892cbb380a3962d67d66/app216-zuul/Map.java#L171
fixed
https://github.com/BNU-CO452/bluej-apps21-BNU-CO453-Liam/blob/9965890690664c02b7a6892cbb380a3962d67d66/app216-zuul/Map.java#L171