Discussion on: Daily Challenge #169 - Christmas Tree

[Nijeesh Joshy]

def christmas_tree(height = 0)
  star_string = ""
  height.times do |level|
    number_of_stars = 2 * (level + 1) - 1
    stars = '*' * number_of_stars
    star_string << " " * (height - level)  << stars << "\n"
  end
  star_string
end

print christmas_tree(5)
print christmas_tree(10)