June 2018 Update
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5278 changed files with 84726 additions and 14379 deletions
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@ -1,27 +1,20 @@
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function coctailsort{T<:Real}(a::Array{T,1})
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function coctailsort(a::Vector)
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b = copy(a)
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isordered = false
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lo = one(Int)
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hi = length(b)
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lo, hi = 1, length(b)
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while !isordered && hi > lo
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isordered = true
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for i in lo+1:hi
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if b[i] < b[i-1]
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t = b[i]
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b[i] = b[i-1]
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b[i-1] = t
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b[i-1], b[i] = b[i], b[i-1]
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isordered = false
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end
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end
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hi -= 1
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if isordered || hi <= lo
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break
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end
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if isordered || hi ≤ lo break end
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for i in hi:-1:lo+1
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if b[i-1] > b[i]
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t = b[i]
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b[i] = b[i-1]
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b[i-1] = t
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b[i-1], b[i] = b[i], b[i-1]
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isordered = false
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end
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end
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@ -30,9 +23,5 @@ function coctailsort{T<:Real}(a::Array{T,1})
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return b
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end
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a = [rand(-2^10:2^10) for i in 1:20]
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println("Before Sort:")
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println(a)
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a = coctailsort(a)
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println("\nAfter Sort:")
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println(a)
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v = rand(-10:10, 10)
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println("# unordered: $v\n -> ordered: ", cocktailsort(v))
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