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LCA最近公共子序列存在错误 #412

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sqtds opened this issue Mar 3, 2015 · 0 comments
Open

LCA最近公共子序列存在错误 #412

sqtds opened this issue Mar 3, 2015 · 0 comments

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@sqtds
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sqtds commented Mar 3, 2015

结点3和结点4的最近公共祖先是结点2，即LCA（3 4）=2 。在此，需要注意到当两个结点在同一棵子树上的情况，如结点3和结点2的最近公共祖先为2，即 LCA（3，2）=2。同理：LCA（5，6）=4，LCA（6，10）=1。
其中LCA（3 4）=2 少了一个逗号，应该是LCA（3 ，4）=2 。
LCA（3，2）=2存在错误，应该是LCA（3，2）=1
@sqtds sqtds changed the title LCA LCA最近公共子序列存在错误 Mar 3, 2015
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