Merge pull request neetcode-gh#1394 from loczek/929-Unique-Email-Addresses

Create: 929-Unique-Email-Addresses.ts

Author: Ahmad-A0

typescript/929-Unique-Email-Addresses.ts

@@ -0,0 +1,12 @@
+function numUniqueEmails(emails: string[]): number {
+    const unique = new Set();
+
+    for (const email of emails) {
+        let [local, domain] = email.split('@');
+        local = local.split('+')[0];
+        local = local.split('.').join('');
+        unique.add(local + '@' + domain);
+    }
+
+    return unique.size;
+}