foo.cc: In function 'void dfs(int, int, int)':
foo.cc:15:34: warning: 'Maxy' may be used uninitialized in this function [-Wmaybe-uninitialized]
   15 |   if (nowtime < abs(x-Maxx)+abs(y-Maxy)+Maxx+1 || !map[Maxx][Maxy])
      |                                 ~^~~~~
foo.cc:15:40: warning: 'Maxx' may be used uninitialized in this function [-Wmaybe-uninitialized]
   15 |   if (nowtime < abs(x-Maxx)+abs(y-Maxy)+Maxx+1 || !map[Maxx][Maxy])
      |                 ~~~~~~~~~~~~~~~~~~~~~~~^~~~~

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