leetcode-problemset/leetcode-cn/originData/validate-ip-address.json

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            "questionId": "468",
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            "categoryTitle": "Algorithms",
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            "title": "Validate IP Address",
            "titleSlug": "validate-ip-address",
            "content": "<p>Given a string <code>queryIP</code>, return <code>&quot;IPv4&quot;</code> if IP is a valid IPv4 address, <code>&quot;IPv6&quot;</code> if IP is a valid IPv6 address or <code>&quot;Neither&quot;</code> if IP is not a correct IP of any type.</p>\n\n<p><strong>A valid IPv4</strong> address is an IP in the form <code>&quot;x<sub>1</sub>.x<sub>2</sub>.x<sub>3</sub>.x<sub>4</sub>&quot;</code> where <code>0 &lt;= x<sub>i</sub> &lt;= 255</code> and <code>x<sub>i</sub></code> <strong>cannot contain</strong> leading zeros. For example, <code>&quot;192.168.1.1&quot;</code> and <code>&quot;192.168.1.0&quot;</code> are valid IPv4 addresses while <code>&quot;192.168.01.1&quot;</code>, <code>&quot;192.168.1.00&quot;</code>, and <code>&quot;192.168@1.1&quot;</code> are invalid IPv4 addresses.</p>\n\n<p><strong>A valid IPv6</strong> address is an IP in the form <code>&quot;x<sub>1</sub>:x<sub>2</sub>:x<sub>3</sub>:x<sub>4</sub>:x<sub>5</sub>:x<sub>6</sub>:x<sub>7</sub>:x<sub>8</sub>&quot;</code> where:</p>\n\n<ul>\n\t<li><code>1 &lt;= x<sub>i</sub>.length &lt;= 4</code></li>\n\t<li><code>x<sub>i</sub></code> is a <strong>hexadecimal string</strong> which may contain digits, lowercase English letter (<code>&#39;a&#39;</code> to <code>&#39;f&#39;</code>) and upper-case English letters (<code>&#39;A&#39;</code> to <code>&#39;F&#39;</code>).</li>\n\t<li>Leading zeros are allowed in <code>x<sub>i</sub></code>.</li>\n</ul>\n\n<p>For example, &quot;<code>2001:0db8:85a3:0000:0000:8a2e:0370:7334&quot;</code> and &quot;<code>2001:db8:85a3:0:0:8A2E:0370:7334&quot;</code> are valid IPv6 addresses, while &quot;<code>2001:0db8:85a3::8A2E:037j:7334&quot;</code> and &quot;<code>02001:0db8:85a3:0000:0000:8a2e:0370:7334&quot;</code> are invalid IPv6 addresses.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> queryIP = &quot;172.16.254.1&quot;\n<strong>Output:</strong> &quot;IPv4&quot;\n<strong>Explanation:</strong> This is a valid IPv4 address, return &quot;IPv4&quot;.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> queryIP = &quot;2001:0db8:85a3:0:0:8A2E:0370:7334&quot;\n<strong>Output:</strong> &quot;IPv6&quot;\n<strong>Explanation:</strong> This is a valid IPv6 address, return &quot;IPv6&quot;.\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> queryIP = &quot;256.256.256.256&quot;\n<strong>Output:</strong> &quot;Neither&quot;\n<strong>Explanation:</strong> This is neither a IPv4 address nor a IPv6 address.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>queryIP</code> consists only of English letters, digits and the characters <code>&#39;.&#39;</code> and <code>&#39;:&#39;</code>.</li>\n</ul>\n",
            "translatedTitle": "验证IP地址",
            "translatedContent": "<p>给定一个字符串&nbsp;<code>queryIP</code>。如果是有效的 IPv4 地址，返回 <code>\"IPv4\"</code> ；如果是有效的 IPv6 地址，返回 <code>\"IPv6\"</code> ；如果不是上述类型的 IP 地址，返回 <code>\"Neither\"</code> 。</p>\n\n<p><strong>有效的IPv4地址</strong> 是 <code>“x1.x2.x3.x4”</code> 形式的IP地址。 其中&nbsp;<code>0 &lt;= x<sub>i</sub>&nbsp;&lt;= 255</code>&nbsp;且&nbsp;<code>x<sub>i</sub></code>&nbsp;<strong>不能包含</strong> 前导零。例如:&nbsp;<code>“192.168.1.1”</code>&nbsp;、 <code>“192.168.1.0”</code> 为有效IPv4地址， <code>“192.168.01.1”</code> 为无效IPv4地址; <code>“192.168.1.00”</code> 、 <code>“192.168@1.1”</code> 为无效IPv4地址。</p>\n\n<p><strong>一个有效的IPv6地址&nbsp;</strong>是一个格式为<code>“x1:x2:x3:x4:x5:x6:x7:x8”</code> 的IP地址，其中:</p>\n\n<ul>\n\t<li><code>1 &lt;= x<sub>i</sub>.length &lt;= 4</code></li>\n\t<li><code>x<sub>i</sub></code>&nbsp;是一个 <strong>十六进制字符串</strong> ，可以包含数字、小写英文字母( <code>'a'</code> 到 <code>'f'</code> )和大写英文字母( <code>'A'</code> 到 <code>'F'</code> )。</li>\n\t<li>在&nbsp;<code>x<sub>i</sub></code>&nbsp;中允许前导零。</li>\n</ul>\n\n<p>例如 <code>\"2001:0db8:85a3:0000:0000:8a2e:0370:7334\"</code> 和 <code>\"2001:db8:85a3:0:0:8A2E:0370:7334\"</code> 是有效的 IPv6 地址，而 <code>\"2001:0db8:85a3::8A2E:037j:7334\"</code> 和 <code>\"02001:0db8:85a3:0000:0000:8a2e:0370:7334\"</code> 是无效的 IPv6 地址。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>queryIP = \"172.16.254.1\"\n<strong>输出：</strong>\"IPv4\"\n<strong>解释：</strong>有效的 IPv4 地址，返回 \"IPv4\"\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>queryIP = \"2001:0db8:85a3:0:0:8A2E:0370:7334\"\n<strong>输出：</strong>\"IPv6\"\n<strong>解释：</strong>有效的 IPv6 地址，返回 \"IPv6\"\n</pre>\n\n<p><strong>示例 3：</strong></p>\n\n<pre>\n<strong>输入：</strong>queryIP = \"256.256.256.256\"\n<strong>输出：</strong>\"Neither\"\n<strong>解释：</strong>既不是 IPv4 地址，又不是 IPv6 地址\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>queryIP</code> 仅由英文字母，数字，字符 <code>'.'</code> 和 <code>':'</code> 组成。</li>\n</ul>\n",
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