foo.cc: In function ‘int main()’:
foo.cc:13:15: warning: ‘min’ may be used uninitialized [-Wmaybe-uninitialized]
   13 |         cout<<min;
      |               ^~~
foo.cc:5:19: note: ‘min’ was declared here
    5 |         int a,b,c,min;
      |                   ^~~