org.d2ab.collection
org.d2ab.collection.chars
org.d2ab.collection.doubles
org.d2ab.collection.ints
org.d2ab.collection.longs
org.d2ab.function
org.d2ab.iterator
org.d2ab.iterator.chars
org.d2ab.iterator.doubles
org.d2ab.iterator.ints
org.d2ab.iterator.longs
org.d2ab.sequence
org.d2ab.util