Create leetcode_929.py

problems/leetcode_929.py

@@ -0,0 +1,15 @@
+class Solution:
+    def numUniqueEmails(self, emails: List[str]) -> int:
+        unique = set()
+
+        for e in emails:
+            i,local = 0 , ""
+            while e[i] not in ["@","+"]:
+                if e[i] != ".":
+                    local += e[i]
+                i += 1    
+            while e[i] != "@":
+                i += 1
+            domain = e[i + 1:]
+            unique.add((local,domain))
+        return len(unique)