/// Find the maximum key-value entry.
Find the maximum key-value entry.
Find the maximum key - value entry .
pub fn max_entry(self) -> Option<(&'a K, &'a V)> {
        match self {
            Map(None) => None,
            Map(Some(Node(_l, x, d, r, _))) => match r {
                Map(None) => Some((x, d)),
                r => r.max_entry(),
            },
        }
    }
pub fn max_entry ( self ) -> Option < ( & ' a K , & ' a V ) > { match self { Map ( None ) => None , Map ( Some ( Node ( _l , x , d , r , _ ) ) ) => match r { Map ( None ) => Some ( ( x , d ) ) , r => r . max_entry ( ) , } , } }
Find the maximum key-value entry.
Find the maximum key - value entry .
self