From 9a873113093bc12d5671578e7dc7448677578e3d Mon Sep 17 00:00:00 2001
From: "diego.junges.ter" <diego.junges.ter@estacio.br>
Date: Sun, 3 Apr 2022 17:11:12 -0300
Subject: [PATCH 1/2] feat: added 217-Contains-Duplicate solution

---
 javascript/217-Contains-Duplicate.js | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 javascript/217-Contains-Duplicate.js

diff --git a/javascript/217-Contains-Duplicate.js b/javascript/217-Contains-Duplicate.js
new file mode 100644
index 000000000..156309a01
--- /dev/null
+++ b/javascript/217-Contains-Duplicate.js
@@ -0,0 +1,13 @@
+class Solution {
+  containsDuplicate(nums) {
+    const hashmap = new Set()
+    for (let num of nums) {
+      if (hashmap.has(num)) {
+        return true
+      } else {
+        hashmap.add(num)
+      }
+    }
+    return false
+  };
+}
\ No newline at end of file

From 71d42950ac8bc863aa2cc1a9ee35190e07aaaad6 Mon Sep 17 00:00:00 2001
From: "diego.junges.ter" <diego.junges.ter@estacio.br>
Date: Sun, 3 Apr 2022 17:19:47 -0300
Subject: [PATCH 2/2] feat: fixed typo

---
 javascript/217-Contains-Duplicate.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/javascript/217-Contains-Duplicate.js b/javascript/217-Contains-Duplicate.js
index 156309a01..4f3bec692 100644
--- a/javascript/217-Contains-Duplicate.js
+++ b/javascript/217-Contains-Duplicate.js
@@ -1,11 +1,11 @@
 class Solution {
   containsDuplicate(nums) {
-    const hashmap = new Set()
+    const hashset = new Set()
     for (let num of nums) {
-      if (hashmap.has(num)) {
+      if (hashset.has(num)) {
         return true
       } else {
-        hashmap.add(num)
+        hashset.add(num)
       }
     }
     return false