leetcode-problemset/leetcode-cn/originData/delete-nodes-from-linked-list-present-in-array.json

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    "data": {
        "question": {
            "questionId": "3501",
            "questionFrontendId": "3217",
            "categoryTitle": "Algorithms",
            "boundTopicId": 2840785,
            "title": "Delete Nodes From Linked List Present in Array",
            "titleSlug": "delete-nodes-from-linked-list-present-in-array",
            "content": "<p>You are given an array of integers <code>nums</code> and the <code>head</code> of a linked list. Return the <code>head</code> of the modified linked list after <strong>removing</strong> all nodes from the linked list that have a value that exists in <code>nums</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<div class=\"example-block\">\n<p><strong>Input:</strong> <span class=\"example-io\">nums = [1,2,3], head = [1,2,3,4,5]</span></p>\n\n<p><strong>Output:</strong> <span class=\"example-io\">[4,5]</span></p>\n\n<p><strong>Explanation:</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2024/06/11/linkedlistexample0.png\" style=\"width: 400px; height: 66px;\" /></strong></p>\n\n<p>Remove the nodes with values 1, 2, and 3.</p>\n</div>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<div class=\"example-block\">\n<p><strong>Input:</strong> <span class=\"example-io\">nums = [1], head = [1,2,1,2,1,2]</span></p>\n\n<p><strong>Output:</strong> <span class=\"example-io\">[2,2,2]</span></p>\n\n<p><strong>Explanation:</strong></p>\n\n<p><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2024/06/11/linkedlistexample1.png\" style=\"height: 62px; width: 450px;\" /></p>\n\n<p>Remove the nodes with value 1.</p>\n</div>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<div class=\"example-block\">\n<p><strong>Input:</strong> <span class=\"example-io\">nums = [5], head = [1,2,3,4]</span></p>\n\n<p><strong>Output:</strong> <span class=\"example-io\">[1,2,3,4]</span></p>\n\n<p><strong>Explanation:</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2024/06/11/linkedlistexample2.png\" style=\"width: 400px; height: 83px;\" /></strong></p>\n\n<p>No node has value 5.</p>\n</div>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= nums.length &lt;= 10<sup>5</sup></code></li>\n\t<li><code>1 &lt;= nums[i] &lt;= 10<sup>5</sup></code></li>\n\t<li>All elements in <code>nums</code> are unique.</li>\n\t<li>The number of nodes in the given list is in the range <code>[1, 10<sup>5</sup>]</code>.</li>\n\t<li><code>1 &lt;= Node.val &lt;= 10<sup>5</sup></code></li>\n\t<li>The input is generated such that there is at least one node in the linked list that has a value not present in <code>nums</code>.</li>\n</ul>\n",
            "translatedTitle": "从链表中移除在数组中存在的节点",
            "translatedContent": "<p>给你一个整数数组 <code>nums</code> 和一个链表的头节点 <code>head</code>。从链表中<strong>移除</strong>所有存在于 <code>nums</code> 中的节点后，返回修改后的链表的头节点。</p>\n\n<p>&nbsp;</p>\n\n<p><strong class=\"example\">示例 1：</strong></p>\n\n<div class=\"example-block\">\n<p><strong>输入：</strong> <span class=\"example-io\">nums = [1,2,3], head = [1,2,3,4,5]</span></p>\n\n<p><strong>输出：</strong> <span class=\"example-io\">[4,5]</span></p>\n\n<p><strong>解释：</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2024/06/11/linkedlistexample0.png\" style=\"width: 400px; height: 66px;\" /></strong></p>\n\n<p>移除数值为 1, 2 和 3 的节点。</p>\n</div>\n\n<p><strong class=\"example\">示例 2：</strong></p>\n\n<div class=\"example-block\">\n<p><strong>输入：</strong> <span class=\"example-io\">nums = [1], head = [1,2,1,2,1,2]</span></p>\n\n<p><strong>输出：</strong> <span class=\"example-io\">[2,2,2]</span></p>\n\n<p><strong>解释：</strong></p>\n\n<p><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2024/06/11/linkedlistexample1.png\" style=\"height: 62px; width: 450px;\" /></p>\n\n<p>移除数值为 1 的节点。</p>\n</div>\n\n<p><strong class=\"example\">示例 3：</strong></p>\n\n<div class=\"example-block\">\n<p><strong>输入：</strong> <span class=\"example-io\">nums = [5], head = [1,2,3,4]</span></p>\n\n<p><strong>输出：</strong> <span class=\"example-io\">[1,2,3,4]</span></p>\n\n<p><strong>解释：</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2024/06/11/linkedlistexample2.png\" style=\"width: 400px; height: 83px;\" /></strong></p>\n\n<p>链表中不存在值为 5 的节点。</p>\n</div>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= nums.length &lt;= 10<sup>5</sup></code></li>\n\t<li><code>1 &lt;= nums[i] &lt;= 10<sup>5</sup></code></li>\n\t<li><code>nums</code> 中的所有元素都是唯一的。</li>\n\t<li>链表中的节点数在 <code>[1, 10<sup>5</sup>]</code> 的范围内。</li>\n\t<li><code>1 &lt;= Node.val &lt;= 10<sup>5</sup></code></li>\n\t<li>输入保证链表中至少有一个值没有在&nbsp;<code>nums</code> 中出现过。</li>\n</ul>\n",
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                    "code": "/**\n * Definition for singly-linked list.\n * struct ListNode {\n *     int val;\n *     ListNode *next;\n *     ListNode() : val(0), next(nullptr) {}\n *     ListNode(int x) : val(x), next(nullptr) {}\n *     ListNode(int x, ListNode *next) : val(x), next(next) {}\n * };\n */\nclass Solution {\npublic:\n    ListNode* modifiedList(vector<int>& nums, ListNode* head) {\n        \n    }\n};",
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<code>out-of-bounds<\\/code> \\u548c <code>use-after-free<\\/code> \\u9519\\u8bef\\u3002<\\/p>\\r\\n\\r\\n<p>\\u4e3a\\u4e86\\u4f7f\\u7528\\u65b9\\u4fbf\\uff0c\\u5927\\u90e8\\u5206\\u6807\\u51c6\\u5e93\\u7684\\u5934\\u6587\\u4ef6\\u5df2\\u7ecf\\u88ab\\u81ea\\u52a8\\u5bfc\\u5165\\u3002<\\/p>\\r\\n\\r\\n<p>\\u5982\\u60f3\\u4f7f\\u7528\\u54c8\\u5e0c\\u8868\\u8fd0\\u7b97, \\u60a8\\u53ef\\u4ee5\\u4f7f\\u7528 <a href=\\\"https:\\/\\/troydhanson.github.io\\/uthash\\/\\\" target=\\\"_blank\\\">uthash<\\/a>\\u3002 \\\"uthash.h\\\"\\u5df2\\u7ecf\\u9ed8\\u8ba4\\u88ab\\u5bfc\\u5165\\u3002\\u8bf7\\u770b\\u5982\\u4e0b\\u793a\\u4f8b:<\\/p>\\r\\n\\r\\n<p><b>1. \\u5f80\\u54c8\\u5e0c\\u8868\\u4e2d\\u6dfb\\u52a0\\u4e00\\u4e2a\\u5bf9\\u8c61\\uff1a<\\/b>\\r\\n<pre>\\r\\nstruct hash_entry {\\r\\n    int id;            \\/* we'll use this field as the key *\\/\\r\\n    char name[10];\\r\\n    UT_hash_handle hh; \\/* makes this structure hashable *\\/\\r\\n};\\r\\n\\r\\nstruct hash_entry *users = 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