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The lowest common ancestor (LCA) of two nodes U and V in a tree is the deepest node that has both U and V as descendants. A binary search tree (BST) i 阅读全文
posted @ 2019-11-15 17:11
滚烫的青春
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1 --游标知识点 2 --1、 在SELECT 语句中使用DISTINCT、 GROUP BY、 HAVING UNION 语句时， 游标将自动设定INSENSITIVE 选项。 3 --2、SCROLL 表明所有的提取操作（如FIRST、 LAST、 PRIOR、 NEXT、 RELATIVE、 阅读全文
posted @ 2019-11-15 09:44
滚烫的青春
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1151 LCA in a Binary Tree (30 分) The lowest common ancestor (LCA) of two nodes U and V in a tree is the deepest node that has both U and V as descenda 阅读全文
posted @ 2019-11-15 00:08
滚烫的青春
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