Repairer

facing=east,done=false facing=east,done=true,level=0 facing=east,done=true,level=1 facing=east,done=true,level=2 facing=east,done=true,level=3 facing=north,done=false facing=north,done=true,level=0 facing=north,done=true,level=1 facing=north,done=true,level=2 facing=north,done=true,level=3 facing=south,done=false facing=south,done=true,level=0 facing=south,done=true,level=1 facing=south,done=true,level=2 facing=south,done=true,level=3 facing=west,done=false facing=west,done=true,level=0 facing=west,done=true,level=1 facing=west,done=true,level=2 facing=west,done=true,level=3