# Iteration over Array

arr1 = ["one", "two", "three"]
for item in arr1
  println(item)
end

# Iteration over sets

s1 = Set([1, "two", 3.0])
for item in s1
  println(item)
end

# Iteration over dictionaries

d2 = Dict(1 => "one", 2 => "two")

for pair in d2
  println(pair)
end

for (key, value) in d2
  println("key: $key, value: $value")
end