{"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"debug_assert!(elements.array_windows().all(|[fst,"}]}
        debug_assert!(elements.array_windows().all(|[fst, snd]| fst.0 < snd.0));
    pub fn from_presorted_elements(elements: Vec<(K, V)>) -> SortedMap<K, V> {