Initial data commit

Task/Sorting-algorithms-Counting-sort/Julia/sorting-algorithms-counting-sort.julia

@@ -0,0 +1,20 @@
+function countsort(a::Vector{<:Integer})
+    lo, hi = extrema(a)
+    b   = zeros(a)
+    cnt = zeros(eltype(a), hi - lo + 1)
+    for i in a cnt[i-lo+1] += 1 end
+    z = 1
+    for i in lo:hi
+        while cnt[i-lo+1] > 0
+            b[z] = i
+            z += 1
+            cnt[i-lo+1] -= 1
+        end
+    end
+    return b
+end
+
+v = rand(UInt8, 20)
+println("# unsorted bytes: $v\n -> sorted bytes: $(countsort(v))")
+v = rand(1:2 ^ 10, 20)
+println("# unsorted integers: $v\n -> sorted integers: $(countsort(v))")