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找到正数与0的分界，对得数为正数的k再做次网络流即可保证割边不全为源到"边"的边一组我跪的数据 5 7 1 2 1 3 1 4 2 3 2 4 3 4 4 5 ans： 4 1 2 3 4 Followed by: Post your reply here: |
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