Les warnings c'est important 😵

Les warnings c'est important:

warning: unused comparison that must be used
   --> src/main.rs:130:25
    |
130 |                         scene == 0;
    |                         ^^^^^^^^^^ the comparison produces a value
    |
    = note: `#[warn(unused_must_use)]` on by default
help: use `let _ = ...` to ignore the resulting value
    |
130 |                         let _ = scene == 0;
    |                         +++++++

warning: unused comparison that must be used
   --> src/main.rs:172:25
    |
172 |                         scene == 1;
    |                         ^^^^^^^^^^ the comparison produces a value
    |
help: use `let _ = ...` to ignore the resulting value
    |
172 |                         let _ = scene == 1;
    |                         +++++++

je crois que c'est important non cette histoire de scene = 1;