/in/foo.cc: In function 'int main()':
/in/foo.cc:15:2: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
  else
  ^~~~
/in/foo.cc:23:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else'
   return 0; 
   ^~~~~~
/in/foo.cc:5:12: warning: unused variable 'min' [-Wunused-variable]
  int a,b,c,min;
            ^~~