21814
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21814
[Algorithm] C++ 백준 21814번: United Cows of Farmer John
![[Algorithm] C++ 백준 21814번: United Cows of Farmer John](/post/algorithm/2026-02-06-boj-21814-united-cows-of-farmer-john-fenwick-cpp-solution/wordcloud_hu_4a91d245f991ea37.png)