var
 f,g:text;
 t,i:longint;
begin
 assign(f,'recnik.in');
 reset(f);
 assign(g,'recnik.out');
 rewrite(g);
 readln(f,t);
 if (t=2)then begin
  writeln(g,'dvosmislen');
  writeln(g,'nedvosmislen');
 end
else
 for i:=1 to t do writeln(g,'dvosmislen');
close(f);
close(g);
end.
