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不要手贱按照无向图来做乖乖的加一条边，别一次性正反两条边都加上了，否则会出现反搜 不确定的可以试试这组数据 1 4 10000 3 2 2 8000 3 5000 1000 2 1 4 200 3000 2 1 4 200 10000 2 0 答案是8000 Followed by: Post your reply here: |
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