algorithm/hello-algo
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Free memory after removing

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a node from a LinkedList or TreeNode.
This commit is contained in:
Yudong Jin
2023-01-02 19:53:55 +08:00
parent 6b02449f22
commit 410c5d6b62
20 changed files with 69 additions and 140 deletions
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6
codes/csharp/chapter_tree/binary_search_tree.cs
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@ -125,7 +125,7 @@ namespace hello_algo.chapter_tree
else
{
// 获取中序遍历中 cur 的下一个结点
TreeNode? nex = min(cur.right);
TreeNode? nex = getInOrderNext(cur.right);
if (nex != null)
{
int tmp = nex.val;
@ -138,8 +138,8 @@ namespace hello_algo.chapter_tree
return cur;
}
/* 获取最小结点 */
private TreeNode? min(TreeNode? root)
/* 获取中序遍历中的下一个结点（仅适用于 root 有左子结点的情况） */
private TreeNode? getInOrderNext(TreeNode? root)
{
if (root == null) return root;
// 循环访问左子结点，直到叶结点时为最小结点，跳出