mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
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141 lines
13 KiB
JSON
141 lines
13 KiB
JSON
{
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"question": {
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"questionId": "1205",
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"questionFrontendId": "1108",
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"boundTopicId": null,
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"title": "Defanging an IP Address",
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"titleSlug": "defanging-an-ip-address",
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"content": "<p>Given a valid (IPv4) IP <code>address</code>, return a defanged version of that IP address.</p>\r\n\r\n<p>A <em>defanged IP address</em> replaces every period <code>"."</code> with <code>"[.]"</code>.</p>\r\n\r\n<p> </p>\r\n<p><strong>Example 1:</strong></p>\r\n<pre><strong>Input:</strong> address = \"1.1.1.1\"\r\n<strong>Output:</strong> \"1[.]1[.]1[.]1\"\r\n</pre><p><strong>Example 2:</strong></p>\r\n<pre><strong>Input:</strong> address = \"255.100.50.0\"\r\n<strong>Output:</strong> \"255[.]100[.]50[.]0\"\r\n</pre>\r\n<p> </p>\r\n<p><strong>Constraints:</strong></p>\r\n\r\n<ul>\r\n\t<li>The given <code>address</code> is a valid IPv4 address.</li>\r\n</ul>",
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"difficulty": "Easy",
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"likes": 1078,
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"exampleTestcases": "\"1.1.1.1\"\n\"255.100.50.0\"",
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"categoryTitle": "Algorithms",
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"name": "String",
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"lang": "C++",
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"langSlug": "cpp",
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"code": "class Solution {\npublic:\n string defangIPaddr(string address) {\n \n }\n};",
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"code": "class Solution {\n public String defangIPaddr(String address) {\n \n }\n}",
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"lang": "Python",
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"langSlug": "python",
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"code": "class Solution(object):\n def defangIPaddr(self, address):\n \"\"\"\n :type address: str\n :rtype: str\n \"\"\"\n ",
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"code": "class Solution:\n def defangIPaddr(self, address: str) -> str:\n ",
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"lang": "C",
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"langSlug": "c",
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"code": "\n\nchar * defangIPaddr(char * address){\n\n}",
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"lang": "C#",
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"langSlug": "csharp",
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"code": "public class Solution {\n public string DefangIPaddr(string address) {\n \n }\n}",
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{
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"lang": "JavaScript",
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"langSlug": "javascript",
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"code": "/**\n * @param {string} address\n * @return {string}\n */\nvar defangIPaddr = function(address) {\n \n};",
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{
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"lang": "Ruby",
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"langSlug": "ruby",
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"code": "# @param {String} address\n# @return {String}\ndef defang_i_paddr(address)\n \nend",
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"lang": "Swift",
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"code": "class Solution {\n func defangIPaddr(_ address: String) -> String {\n \n }\n}",
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"lang": "Go",
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"code": "func defangIPaddr(address string) string {\n \n}",
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"lang": "Scala",
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"code": "object Solution {\n def defangIPaddr(address: String): String = {\n \n }\n}",
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"code": "class Solution {\n fun defangIPaddr(address: String): String {\n \n }\n}",
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{
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"lang": "Rust",
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"langSlug": "rust",
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"code": "impl Solution {\n pub fn defang_i_paddr(address: String) -> String {\n \n }\n}",
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},
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{
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"lang": "PHP",
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"langSlug": "php",
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"code": "class Solution {\n\n /**\n * @param String $address\n * @return String\n */\n function defangIPaddr($address) {\n \n }\n}",
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"__typename": "CodeSnippetNode"
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{
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"lang": "TypeScript",
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"langSlug": "typescript",
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"code": "function defangIPaddr(address: string): string {\n\n};",
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}
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"sampleTestCase": "\"1.1.1.1\"",
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"metaData": "{\n \"name\": \"defangIPaddr\",\n \"params\": [\n {\n \"name\": \"address\",\n \"type\": \"string\"\n }\n ],\n \"return\": {\n \"type\": \"string\"\n }\n}",
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"envInfo": "{\"cpp\": [\"C++\", \"<p>Compiled with <code> clang 11 </code> using the latest C++ 17 standard.</p>\\r\\n\\r\\n<p>Your code is compiled with level two optimization (<code>-O2</code>). <a href=\\\"https://github.com/google/sanitizers/wiki/AddressSanitizer\\\" target=\\\"_blank\\\">AddressSanitizer</a> is also enabled to help detect out-of-bounds and use-after-free bugs.</p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\"], \"java\": [\"Java\", \"<p><code> OpenJDK 17 </code>. Java 8 features such as lambda expressions and stream API can be used. </p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\\r\\n<p>Includes <code>Pair</code> class from https://docs.oracle.com/javase/8/javafx/api/javafx/util/Pair.html.</p>\"], \"python\": [\"Python\", \"<p><code>Python 2.7.12</code>.</p>\\r\\n\\r\\n<p>Most libraries are already imported automatically for your convenience, such as <a href=\\\"https://docs.python.org/2/library/array.html\\\" target=\\\"_blank\\\">array</a>, <a href=\\\"https://docs.python.org/2/library/bisect.html\\\" target=\\\"_blank\\\">bisect</a>, <a href=\\\"https://docs.python.org/2/library/collections.html\\\" target=\\\"_blank\\\">collections</a>. If you need more libraries, you can import it yourself.</p>\\r\\n\\r\\n<p>For Map/TreeMap data structure, you may use <a href=\\\"http://www.grantjenks.com/docs/sortedcontainers/\\\" target=\\\"_blank\\\">sortedcontainers</a> library.</p>\\r\\n\\r\\n<p>Note that Python 2.7 <a href=\\\"https://www.python.org/dev/peps/pep-0373/\\\" target=\\\"_blank\\\">will not be maintained past 2020</a>. For the latest Python, please choose Python3 instead.</p>\"], \"c\": [\"C\", \"<p>Compiled with <code>gcc 8.2</code> using the gnu99 standard.</p>\\r\\n\\r\\n<p>Your code is compiled with level one optimization (<code>-O1</code>). <a href=\\\"https://github.com/google/sanitizers/wiki/AddressSanitizer\\\" target=\\\"_blank\\\">AddressSanitizer</a> is also enabled to help detect out-of-bounds and use-after-free bugs.</p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\\r\\n\\r\\n<p>For hash table operations, you may use <a href=\\\"https://troydhanson.github.io/uthash/\\\" target=\\\"_blank\\\">uthash</a>. \\\"uthash.h\\\" is included by default. Below are some examples:</p>\\r\\n\\r\\n<p><b>1. Adding an item to a hash.</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 = NULL;\\r\\n\\r\\nvoid add_user(struct hash_entry *s) {\\r\\n HASH_ADD_INT(users, id, s);\\r\\n}\\r\\n</pre>\\r\\n</p>\\r\\n\\r\\n<p><b>2. Looking up an item in a hash:</b>\\r\\n<pre>\\r\\nstruct hash_entry *find_user(int user_id) {\\r\\n struct hash_entry *s;\\r\\n HASH_FIND_INT(users, &user_id, s);\\r\\n return s;\\r\\n}\\r\\n</pre>\\r\\n</p>\\r\\n\\r\\n<p><b>3. 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