/in/foo.cc: In function 'int main()':
/in/foo.cc:5:20: warning: 'a' is used uninitialized in this function [-Wuninitialized]
  cout<<a/b<<' '<<a%b;
                    ^
/in/foo.cc:5:20: warning: 'b' is used uninitialized in this function [-Wuninitialized]