Compilare: warning: function `split_in_x_var` is never used --> main.rs:7:4 | 7 | fn split_in_x_var<T: FromStr>(string: &str) -> Vec<T> where T::Err: Debug { | ^^^^^^^^^^^^^^ | = note: `#[warn(dead_code)]` on by default warning: function `bfs` is never used --> main.rs:15:4 | 15 | fn bfs(nod_start: usize, nod_de_gasit: usize, nodurile: &Vec<HashSet<usize>>) -> Option<usize> { | ^^^ warning: 2 warnings emitted