add: 3238. 求出胜利玩家的数目

KevenGe · Nov 25, 2024 · c2b1d4e · c2b1d4e
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diff --git a/problemset/3238. 求出胜利玩家的数目/problem-meta.yaml b/problemset/3238. 求出胜利玩家的数目/problem-meta.yaml
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+META:
+  ID: 3238
+  TITLE_CN: 求出胜利玩家的数目
+  HARD_LEVEL: EASY
+  URL: https://leetcode.cn/problems/find-the-number-of-winning-players/
diff --git a/problemset/3238. 求出胜利玩家的数目/solution.py b/problemset/3238. 求出胜利玩家的数目/solution.py
@@ -0,0 +1,17 @@
+from typing import List
+
+
+class Solution:
+    def winningPlayerCount(self, n: int, pick: List[List[int]]) -> int:
+
+        winner = set()
+        player_dict = dict()
+        for x, y in pick:
+            if x not in player_dict:
+                player_dict[x] = dict()
+            if y not in player_dict[x]:
+                player_dict[x][y] = 0
+            player_dict[x][y] += 1
+            if player_dict[x][y] > x:
+                winner.add(x)
+        return len(winner)