re-solve "1. Two Sum"

Author: lancelote

.plan

@@ -1,3 +1,7 @@
+Sep 7, 2024
+
+* re-solve "1. Two Sum"
+
 Sep 6, 2024
 
 * re-solve "49. Group Anagrams"

src/two_sum.py

@@ -1,11 +1,11 @@
 class Solution:
     def twoSum(self, nums: list[int], target: int) -> list[int]:
-        seen: dict[int, int] = {}
+        compliments: dict[int, int] = {}
 
         for i, x in enumerate(nums):
             compliment = target - x
-            if compliment in seen:
-                return [seen[compliment], i]
-            seen[x] = i
+            if compliment in compliments:
+                return [compliments[compliment], i]
+            compliments[x] = i
 
-        raise ValueError
+        raise ValueError("solution not found")