Free memory after removing

a node from a LinkedList or TreeNode.
2025-12-19 07:17:54 +08:00 · 2023-01-02 19:53:55 +08:00
parent 6b02449f22
commit 410c5d6b62
20 changed files with 69 additions and 140 deletions
--- a/docs/chapter_stack_and_queue/stack.md
+++ b/docs/chapter_stack_and_queue/stack.md
@@ -311,7 +311,10 @@ comments: true
        /* 出栈 */
        int pop() {
            int num = top();
+            ListNode *tmp = stackTop;
            stackTop = stackTop->next;
+            // 释放内存
+            delete tmp;
            stkSize--;
            return num;
        }