feat: solve new question

Author: arwildo

contains-duplicate/main.js

@@ -0,0 +1,15 @@
+var containsDuplicate = function(nums) {
+    let set = new Set()
+    for (let i=0; i < nums.length; i++) {
+            console.log(nums[i]);
+                if (set.has(nums[i])) {
+                    return true;
+                }else{
+                    set.add(nums[i]);
+                }
+    }
+    console.log(set);
+    return false;
+};
+
+console.log(containsDuplicate([1,2,3,1]));

contains-duplicate/run.sh

@@ -0,0 +1 @@
+bun main.js

push.sh

@@ -0,0 +1,4 @@
+git status
+git add .
+git commit -m "feat: solve new question"
+git push