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  1. #include <array>
  2.  
  3. int main()
  4. {
  5. std::array<int, -1> arr;
  6. return arr[0];
  7. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
prog.cpp: In function 'int main()':
prog.cpp:5:25: error: size of variable 'arr' is too large
     std::array<int, -1> arr;
                         ^
stdout
Standard output is empty