deus-nqueens 0.4.2

fractal curves generation
Documentation 
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mod display;
use itertools::Itertools;

#[derive(Clone, Debug)]
pub struct NCastlesState {
    size: usize,
    filled: Vec<usize>,
}

/// O(n!) time to find all solutions
pub fn n_castles_permute(size: usize) -> impl Iterator<Item = NCastlesState> {
    (0..size).permutations(size).map(move |filled| NCastlesState { size, filled })
}