/in/foo.cc: In function 'int main()':
/in/foo.cc:11:38: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   11 |                         if(i<=(n+1)/2&&j==(n+1)/2-i+1||j==(n+1)/2+i-1)
      |                            ~~~~~~~~~~^~~~~~~~~~~~~~~~
/in/foo.cc:14:45: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   14 |                                 if(i>(n+1)/2&&j==i-(n+1)/2+1||j==n-(i-(n+1)/2))
      |                                    ~~~~~~~~~^~~~~~~~~~~~~~~~