feat: add Swift codes for backtracking_algorithm article (#480)

* fix: compile error * fix: package define * feat: add Swift codes for backtracking_algorithm article
2026-07-24 20:16:06 +00:00 · 2023-05-03 18:45:43 +08:00
parent ca76336a55
commit 561ef20462
7 changed files with 241 additions and 6 deletions
@@ -132,7 +132,7 @@ class BinarySearchTree {
        // 子节点数量 = 2
        else {
            // 获取中序遍历中 cur 的下一个节点
-            let tmp = cur?.right
+            var tmp = cur?.right
            while tmp?.left != nil {
                tmp = tmp?.left
            }