Closed BNU-CO453-Liam closed 2 years ago
https://github.com/BNU-CO452/bluej-apps21-BNU-CO453-Liam/blob/10eda5a2918a26a1d0530f648cf6c1945bd71961/app216-zuul/Map.java#L59-L66
fixed
https://github.com/BNU-CO452/bluej-apps21-BNU-CO453-Liam/blob/10eda5a2918a26a1d0530f648cf6c1945bd71961/app216-zuul/Map.java#L59-L66