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Codeforces Round #342 (Div 2) 解题报告
Codeforces解题报告原创 2016-02-08 12:36:16 · 1371 阅读 · 0 评论 -
BZOJ-4424 &&CodeForces-19E Fairy DP+dfs (Link-Cut-Tree可A)
Va爷的胡策题T2 E. Fairy time limit per test1.5 seconds memory limit per test256 megabytes inputstandard input outputstandard outputOnce upon a time there lived a good fairy A. One day a fine young man B原创 2016-03-13 19:48:39 · 1448 阅读 · 0 评论