public static IEnumerable <Tuple <KeyT, V> > toSeq(MinHeapPQ <V> pq)
{
for (; !pq.mt; pq.dltmin())
{
yield return(pq.pkmn);
}
}
public static Tuple <Tuple <KeyT, V>, MinHeapPQ <V> > popMin(MinHeapPQ <V> pq)
{
var rslt = pq.pkmn; if (rslt == null)
{
return(null);
}
pq.dltmin(); return(new Tuple <Tuple <KeyT, V>, MinHeapPQ <V> >(rslt, pq));
}
public static MinHeapPQ <V> deleteMin(MinHeapPQ <V> pq)
{
pq.dltmin(); return(pq);
}
