take the floor of a number in rust

main.rs
use num_traits::Float;

fn main() {
    let x = 3.45;
    let y = x.floor();
    println!("The floor of {} is {}", x, y);
}
124 chars
8 lines

main.rs
The floor of 3.45 is 3
23 chars
2 lines

main.rs
fn main() {
    let x = 3.45;
    let y = x.floor();
    println!("The floor of {} is {}", x, y);
}
100 chars
6 lines