/in/foo.cc: In function 'int main()':
/in/foo.cc:27:35: warning: 'c' may be used uninitialized [-Wmaybe-uninitialized]
   27 |                         if(i==b||i==c)
      |                                  ~^~~
/in/foo.cc:5:26: note: 'c' was declared here
    5 |         int a[9],sum=0,b,c;
      |                          ^
/in/foo.cc:27:29: warning: 'b' may be used uninitialized [-Wmaybe-uninitialized]
   27 |                         if(i==b||i==c)
      |                            ~^~~
/in/foo.cc:5:24: note: 'b' was declared here
    5 |         int a[9],sum=0,b,c;
      |                        ^