/in/foo.cc:2:3: error: 'w' does not name a type
   w=1;
   ^
/in/foo.cc:3:3: error: 'h' does not name a type
   h[1][1]=p;
   ^
/in/foo.cc:4:3: error: 'h' does not name a type
   h[1][2]=q;
   ^
/in/foo.cc:5:3: error: expected unqualified-id before 'do'
   do
   ^~