CSU-ACM2019寒假訓練1-F - 經典經典題

這道題和以前B題的找最少鈔票有類似之處，和洛谷的合併果子也是一類的，運用了逆向思惟以及STL中的優先隊列，要好好學習一下 o(￣┰￣*)ゞios 題目： Farmer John wants to repair a small length of the fence around the pasture. He measures the fence and finds that he needs N

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