fn calc_one( done: &AHashSet<usize>, cycles: &[Vec<usize>], graph: &mut FastDiGraphMap<usize, ()>, idx: usize) -> Vec<usize>ⓘNotable traits for Vec<u8, A>impl<A> Write for Vec<u8, A>where A: Allocator,
impl<A> Write for Vec<u8, A>where A: Allocator,