algorithm/hello-algo
1
0
Fork 0
mirror of https://github.com/krahets/hello-algo.git synced 2025-07-24 18:55:36 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix remove() in binary search tree.

Browse Source
This commit is contained in:
krahets
2023-05-26 20:34:22 +08:00
parent ee716a2c23
commit b39e79be85
9 changed files with 111 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
codes/typescript/chapter_tree/binary_search_tree.ts
View File

@ -110,10 +110,15 @@ function remove(num: number): void {
// 当子节点数量 = 0 / 1 时， child = null / 该子节点
let child = cur.left !== null ? cur.left : cur.right;
// 删除节点 cur
if (pre!.left === cur) {
pre!.left = child;
if (cur != root) {
if (pre!.left === cur) {
pre!.left = child;
} else {
pre!.right = child;
}
} else {
pre!.right = child;
// 若删除节点为根节点，则重新指定根节点
root = child;
}
}
// 子节点数量 = 2