From 19a277d22a9a319df599a348114c51a905ce91e6 Mon Sep 17 00:00:00 2001
From: Alexey Gerasimov <gmunltd@gmail.com>
Date: Mon, 29 May 2017 18:38:15 +0300
Subject: [PATCH] #70 Fixed

---
 .../Extensions/Array/Array+Extensions.swift       | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/LeadKit/Sources/Extensions/Array/Array+Extensions.swift b/LeadKit/Sources/Extensions/Array/Array+Extensions.swift
index 8253e4b8..1812a70a 100644
--- a/LeadKit/Sources/Extensions/Array/Array+Extensions.swift
+++ b/LeadKit/Sources/Extensions/Array/Array+Extensions.swift
@@ -60,19 +60,8 @@ public extension Array where Element: Equatable {
 
     /// Find unique elements in array compared to other arrays
     func subtract(values: [Array.Element]...) -> Array {
-        var result = Array()
-
-        elements: for item in self {
-            for value in values {
-                if value.contains(item) {
-                    continue elements
-                }
-            }
-
-            result.append(item)
-        }
-
-        return result
+        let allValues = values.flatMap { $0 }
+        return filter { !allValues.contains($0) }
     }
 
 }