fn display((val, name): (f32, &str))
{
  println!("{} is {}", name, val)
}

fn display1((val, name): (f64, &str))
{
  println!("{} is {}", name, val)
}

fn main()
{
  let t = (3.14, "Pi");

  //display(t);
  display1(t)
}