main()1*fcf1054bSAlex Crichton fn main() { 2*fcf1054bSAlex Crichton let mut a = 100; 3*fcf1054bSAlex Crichton a += 10; 4*fcf1054bSAlex Crichton let b = a + 7; 5*fcf1054bSAlex Crichton println!("{b}"); 6*fcf1054bSAlex Crichton } 7