diff --git a/Top150Interview/1_Two_Sum.py b/Top150Interview/1_Two_Sum.py
index a398c61..5962fcd 100644
--- a/Top150Interview/1_Two_Sum.py
+++ b/Top150Interview/1_Two_Sum.py
@@ -1,7 +1,9 @@
-def twoSum(self, nums, target):
+def twoSum(nums, target):
         """
         :type nums: List[int]
         :type target: int
         :rtype: List[int]
         """
-        
\ No newline at end of file
+        
+        
+twoSum([2,7,11,15], 9)
\ No newline at end of file