/in/foo.cc: In function 'int main()':
/in/foo.cc:15:3: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
   else cout<<"Divided by zero!"<<endl;break;
   ^~~~
/in/foo.cc:15:39: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else'
   else cout<<"Divided by zero!"<<endl;break;
                                       ^~~~~
/in/foo.cc:16:3: warning: label 'dafault' defined but not used [-Wunused-label]
   dafault:cout<<"Invalid operrator!"<<endl;
   ^~~~~~~