Two array sort methods

gistfile1.rb

def sort2(list)
  unsorted, sorted = list.dup, []
  sorted[0] = unsorted.pop

  while unsorted.size > 0
    val = unsorted.pop
    sorted.each_with_index do |s, i|
      if val <= s
        sorted.insert(i, val)
        break
      elsif i == (sorted.length - 1)
        sorted << val
        break
      end
    end
  end

  sorted
end


def sort3(list)
  unsorted, sorted = list.dup, []

  while unsorted.size > 0
    sorted.unshift(unsorted.pop)
    0.upto(sorted.length - 2) do |i|
      sorted[i], sorted[i+1] = sorted[i+1], sorted[i] if sorted[i] > sorted[i+1]
    end
  end

  sorted
end