give_me_some_fibonacci/
lib.rs

1pub fn please() {
2    loop {
3        let mut x = 0;
4        let mut y = 1;
5        loop {
6            println!("{}", x);
7    
8            let z = x + y;
9            x = y;
10            y = z;
11            if x > 255 {
12                break;
13            }
14        }
15    }
16}