19 lines
405 B
Ruby
19 lines
405 B
Ruby
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# The Selection sort uses ~N^2 compares and N exchanges to sort an array,
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# see examples in test/selection_sort_test.rb
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module Selection
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def self.sort(array)
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n = array.size - 1
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n.times do |i|
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min = i
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(i + 1).upto(n) do |j|
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min = j if array[j] < array[min]
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end
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if i != min
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array[i], array[min] = array[min], array[i]
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end
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end
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array
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end
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end
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