# Principled Programming / Tim Teitelbaum / Chapter 18.
from arraylistwithiteration import ArrayList
from hashsetwithiteration import HashSet

collection1 = ArrayList[int]()
collection1.add(2)
collection1.add(3)
collection1.add(5)
collection1.add(7)
collection1.add(11)
for k in collection1: print(k)

collection2 = HashSet[int]()
collection2.add(2)
collection2.add(3)
collection2.add(5)
collection2.add(7)
collection2.add(11)
for k in collection2: print(k)