"lanael" <no at mail.never> wrote in message 
news:mn.84927d63e30b23b4.35838 at mail.never...
> printf("u  = \t %llx \t %llb\n",u,u);
> printf("u1 = \t %llx \t %llb\n",u1,u1);
Don't.
Use.
printf.
writefln("u  = \t %x \t %b", u, u);
writefln("u1 = \t %x \t %b", u1, u1);