From e40ca1fdea803170d3c1eb2228c584c2cacbb6df Mon Sep 17 00:00:00 2001
From: ALi Farmani <Reza@ALis-MacBook-Pro.local>
Date: Thu, 3 Aug 2017 20:12:58 -0400
Subject: [PATCH 1/2] Don't need to sort Array. Slows down computation

---
 532. K-diff Pairs in an Array.js | 42 ++++++++++++++++----------------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/532. K-diff Pairs in an Array.js b/532. K-diff Pairs in an Array.js
index 03e75bc..344d4a7 100644
--- a/532. K-diff Pairs in an Array.js	
+++ b/532. K-diff Pairs in an Array.js	
@@ -1,24 +1,24 @@
 var findPairs = function(nums, k) {
-  if(nums.length === 0 || k < 0) {
-    return 0;
-  }
-  var dict = {};
-  var count = 0;
+    if (nums.length === 0 || k < 0) {
+        return 0;
+    }
+    var dict = {};
+    var count = 0;
 
-  nums.sort(function(a,b){ return a - b });
-  for(var i = 0; i < nums.length; i++) {
-    var number = nums[i];
-    dict[number] = (dict[number] === undefined)? 1 : dict[number] += dict[number];
-  }
-  for(var numb in dict) {
-    numb = parseInt(numb);
-    if(k === 0) {
-      if(dict[numb] > 1) {
-        count++;
-      }
-    } else if(dict[numb + k] !== undefined){
-      count++;
+    //nums.sort(function(a,b){ return a - b });
+    for (var i = 0; i < nums.length; i++) {
+        var number = nums[i];
+        dict[number] = (dict[number] === undefined) ? 1 : dict[number] += dict[number];
+    }
+    for (var numb in dict) {
+        numb = parseInt(numb);
+        if (k === 0) {
+            if (dict[numb] > 1) {
+                count++;
+            }
+        } else if (dict[numb + k] !== undefined) {
+            count++;
+        }
     }
-  }
-  return count;
-};
+    return count;
+};
\ No newline at end of file

From 70672b37f47c33e8d5a3eb0c0b73578049e7a9b1 Mon Sep 17 00:00:00 2001
From: Reza88 <arfarman@gmail.com>
Date: Wed, 30 Aug 2017 12:17:43 -0400
Subject: [PATCH 2/2] Update 532. K-diff Pairs in an Array.js

---
 532. K-diff Pairs in an Array.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/532. K-diff Pairs in an Array.js b/532. K-diff Pairs in an Array.js
index 344d4a7..2c51e2e 100644
--- a/532. K-diff Pairs in an Array.js	
+++ b/532. K-diff Pairs in an Array.js	
@@ -5,7 +5,6 @@ var findPairs = function(nums, k) {
     var dict = {};
     var count = 0;
 
-    //nums.sort(function(a,b){ return a - b });
     for (var i = 0; i < nums.length; i++) {
         var number = nums[i];
         dict[number] = (dict[number] === undefined) ? 1 : dict[number] += dict[number];
@@ -21,4 +20,4 @@ var findPairs = function(nums, k) {
         }
     }
     return count;
-};
\ No newline at end of file
+};