Initial data commit

Task/Sorting-algorithms-Quicksort/Julia/sorting-algorithms-quicksort-1.julia

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+sort!(A, alg=QuickSort)

Task/Sorting-algorithms-Quicksort/Julia/sorting-algorithms-quicksort-2.julia

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+function quicksort!(A,i=1,j=length(A))
+    if j > i
+        pivot = A[rand(i:j)] # random element of A
+        left, right = i, j
+        while left <= right
+            while A[left] < pivot
+                left += 1
+            end
+            while A[right] > pivot
+                right -= 1
+            end
+            if left <= right
+                A[left], A[right] = A[right], A[left]
+                left += 1
+                right -= 1
+            end
+        end
+        quicksort!(A,i,right)
+        quicksort!(A,left,j)
+    end
+    return A
+end

Task/Sorting-algorithms-Quicksort/Julia/sorting-algorithms-quicksort-3.julia

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+qsort(L) = isempty(L) ? L : vcat(qsort(filter(x -> x < L[1], L[2:end])), L[1:1], qsort(filter(x -> x >= L[1], L[2:end])))