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SPFA可以过此题虽然不快, 844ms... WA了6次，真是该死的精度问题啊! 我算得maxdist < 0xFFFFFFFF, 于是用了unsigned...很多细节没注意处理, 结果...不断WA... SPFA还是很好写的.. Followed by: Post your reply here: |
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