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HDU 1016 Prime Ring Problem
DFS算法题原创 2015-04-11 22:00:04 · 262 阅读 · 0 评论 -
USACO 1.3 Wormholes
Wormholes Farmer John's hobby of conducting high-energy physics experiments on weekends has backfired, causing N wormholes (2 According to his calculations, Farmer John knows that his wormholes原创 2015-09-08 01:03:33 · 431 阅读 · 0 评论