Sorting algorithms/Bubble sort: Difference between revisions
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Although the native Ruby sort method for Arrays if much faster (O(n*log(n)) versus O(n**2)), you can find a Ruby version of Bubble sort hereunder. It adds the bubblesort! method to the Array object. Below are two different methods that show four different iterating constructs in ruby. |
Although the native Ruby sort method for Arrays if much faster (O(n*log(n)) versus O(n**2)), you can find a Ruby version of Bubble sort hereunder. It adds the bubblesort! method to the Array object. Below are two different methods that show four different iterating constructs in ruby. |
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<lang ruby> |
<lang ruby> class Array |
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class Array |
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def bubblesort1! |
def bubblesort1! |
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length.times do |j| |
length.times do |j| |
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end |
end |
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end |
end |
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self |
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return self |
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end |
end |
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</lang> |
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<lang ruby> |
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def bubblesort2! |
def bubblesort2! |
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each_index do |index| |
each_index do |index| |
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end |
end |
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end |
end |
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self |
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return self |
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end |
end |
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end |
end |
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</lang> |
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ary = [3, 78, 4, 23, 6, 8, 6] |
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<lang ruby> |
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ary.bubblesort1! |
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p ary |
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# => [3, 4, 6, 6, 8, 23, 78] |
# => [3, 4, 6, 6, 8, 23, 78] |
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</lang> |
</lang> |
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