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fix binary_search_tree code

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krahets
2023-08-31 02:31:31 +08:00
parent f7ab4797bf
commit 628d8a516b
14 changed files with 195 additions and 227 deletions
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6
codes/c/chapter_tree/binary_search_tree.c
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@ -70,9 +70,11 @@ TreeNode *search(binarySearchTree *bst, int num) {
/* 插入节点 */
void insert(binarySearchTree *bst, int num) {
// 若树为空，直接提前返回
if (bst->root == NULL)
// 若树为空，则初始化根节点
if (bst->root == NULL) {
bst->root = newTreeNode(num);
return;
}
TreeNode *cur = bst->root, *pre = NULL;
// 循环查找，越过叶节点后跳出
while (cur != NULL) {