class="ruby" name="code">list = [2, 5, 18, 8, 29, 10, 2, 9] puts "before reorder: #{list.join(',')}" def swap(list, i, j) tmp = list[i] list[i] = list[j] list[j] = tmp end list.each_with_index do |_, index| next if index == 0 (index-1).downto(0).each do |j| if(list[j+1] > list[j]) swap(list, j+1, j) else break end end end puts "after reorder: #{list.join(',')}"
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