[−][src]Function treebender::utils::combinations
pub fn combinations<T>(list: &[Vec<T>]) -> Vec<Vec<T>> where
T: Clone,
Takes a list where each element is a set of choices, and returns all the possible sets generated. Will clone the elements.
let v = vec![ vec![1], vec![2, 3], vec![4], vec![5, 6, 7], ]; assert_eq!(treebender::utils::combinations(&v), vec![ vec![1, 2, 4, 5], vec![1, 3, 4, 5], vec![1, 2, 4, 6], vec![1, 3, 4, 6], vec![1, 2, 4, 7], vec![1, 3, 4, 7], ]);