foo.cc:36:15: error: 'INT_MIN' was not declared in this scope
   36 | int treasurel=INT_MIN;
      |               ^~~~~~~
foo.cc:4:1: note: 'INT_MIN' is defined in header '<climits>'; did you forget to '#include <climits>'?
    3 | #include<queue>
  +++ |+#include <climits>
    4 | #include<vector>
foo.cc: In function 'void gettreasure(std::vector<std::vector<char> >&, std::vector<std::vector<bool> >&, Loc&, Loc&)':
foo.cc:40:27: warning: self-comparison always evaluates to true [-Wtautological-compare]
   40 |         if(s.i==t.i && s.j==s.j )
      |                        ~~~^~~~~

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