当前标签：LCA

hdu 2874 Connections between cities (并查集+LCA)
heaventouch 2014-04-19 09:37 阅读:1250 评论:0 推荐:0
poj 1470 Closest Common Ancestors (LCA)
heaventouch 2014-04-15 20:36 阅读:201 评论:0 推荐:0
poj 1330 Nearest Common Ancestors (LCA)
heaventouch 2014-04-15 16:07 阅读:185 评论:0 推荐:0
hdu 2586 How far away ？ (LCA)
heaventouch 2014-04-13 11:12 阅读:247 评论:0 推荐:0