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            "title": "Maximum Number of Removable Characters",
            "titleSlug": "maximum-number-of-removable-characters",
            "content": "<p>You are given two strings <code>s</code> and <code>p</code> where <code>p</code> is a <strong>subsequence </strong>of <code>s</code>. You are also given a <strong>distinct 0-indexed </strong>integer array <code>removable</code> containing a subset of indices of <code>s</code> (<code>s</code> is also <strong>0-indexed</strong>).</p>\n\n<p>You want to choose an integer <code>k</code> (<code>0 &lt;= k &lt;= removable.length</code>) such that, after removing <code>k</code> characters from <code>s</code> using the <strong>first</strong> <code>k</code> indices in <code>removable</code>, <code>p</code> is still a <strong>subsequence</strong> of <code>s</code>. More formally, you will mark the character at <code>s[removable[i]]</code> for each <code>0 &lt;= i &lt; k</code>, then remove all marked characters and check if <code>p</code> is still a subsequence.</p>\n\n<p>Return <em>the <strong>maximum</strong> </em><code>k</code><em> you can choose such that </em><code>p</code><em> is still a <strong>subsequence</strong> of </em><code>s</code><em> after the removals</em>.</p>\n\n<p>A <strong>subsequence</strong> of a string is a new string generated from the original string with some characters (can be none) deleted without changing the relative order of the remaining characters.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;abcacb&quot;, p = &quot;ab&quot;, removable = [3,1,0]\n<strong>Output:</strong> 2\n<strong>Explanation</strong>: After removing the characters at indices 3 and 1, &quot;a<s><strong>b</strong></s>c<s><strong>a</strong></s>cb&quot; becomes &quot;accb&quot;.\n&quot;ab&quot; is a subsequence of &quot;<strong><u>a</u></strong>cc<strong><u>b</u></strong>&quot;.\nIf we remove the characters at indices 3, 1, and 0, &quot;<s><strong>ab</strong></s>c<s><strong>a</strong></s>cb&quot; becomes &quot;ccb&quot;, and &quot;ab&quot; is no longer a subsequence.\nHence, the maximum k is 2.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;abcbddddd&quot;, p = &quot;abcd&quot;, removable = [3,2,1,4,5,6]\n<strong>Output:</strong> 1\n<strong>Explanation</strong>: After removing the character at index 3, &quot;abc<s><strong>b</strong></s>ddddd&quot; becomes &quot;abcddddd&quot;.\n&quot;abcd&quot; is a subsequence of &quot;<u><strong>abcd</strong></u>dddd&quot;.\n</pre>\n\n<p><strong>Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;abcab&quot;, p = &quot;abc&quot;, removable = [0,1,2,3,4]\n<strong>Output:</strong> 0\n<strong>Explanation</strong>: If you remove the first index in the array removable, &quot;abc&quot; is no longer a subsequence.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= p.length &lt;= s.length &lt;= 10<sup>5</sup></code></li>\n\t<li><code>0 &lt;= removable.length &lt; s.length</code></li>\n\t<li><code>0 &lt;= removable[i] &lt; s.length</code></li>\n\t<li><code>p</code> is a <strong>subsequence</strong> of <code>s</code>.</li>\n\t<li><code>s</code> and <code>p</code> both consist of lowercase English letters.</li>\n\t<li>The elements in <code>removable</code> are <strong>distinct</strong>.</li>\n</ul>\n",
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            "exampleTestcases": "\"abcacb\"\n\"ab\"\n[3,1,0]\n\"abcbddddd\"\n\"abcd\"\n[3,2,1,4,5,6]\n\"abcab\"\n\"abc\"\n[0,1,2,3,4]",
            "categoryTitle": "Algorithms",
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                    "name": "Array",
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                    "lang": "C++",
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                    "code": "class Solution {\npublic:\n    int maximumRemovals(string s, string p, vector<int>& removable) {\n        \n    }\n};",
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                    "lang": "Java",
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                    "code": "class Solution {\n    public int maximumRemovals(String s, String p, int[] removable) {\n        \n    }\n}",
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                    "lang": "Python",
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                    "code": "class Solution(object):\n    def maximumRemovals(self, s, p, removable):\n        \"\"\"\n        :type s: str\n        :type p: str\n        :type removable: List[int]\n        :rtype: int\n        \"\"\"\n        ",
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                    "code": "class Solution:\n    def maximumRemovals(self, s: str, p: str, removable: List[int]) -> int:\n        ",
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                    "lang": "C",
                    "langSlug": "c",
                    "code": "\n\nint maximumRemovals(char * s, char * p, int* removable, int removableSize){\n\n}",
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                    "code": "public class Solution {\n    public int MaximumRemovals(string s, string p, int[] removable) {\n        \n    }\n}",
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                    "code": "/**\n * @param {string} s\n * @param {string} p\n * @param {number[]} removable\n * @return {number}\n */\nvar maximumRemovals = function(s, p, removable) {\n    \n};",
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                    "code": "# @param {String} s\n# @param {String} p\n# @param {Integer[]} removable\n# @return {Integer}\ndef maximum_removals(s, p, removable)\n    \nend",
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                    "code": "class Solution {\n    func maximumRemovals(_ s: String, _ p: String, _ removable: [Int]) -> Int {\n        \n    }\n}",
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                    "lang": "Go",
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                    "code": "func maximumRemovals(s string, p string, removable []int) int {\n    \n}",
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                    "lang": "Scala",
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                    "code": "object Solution {\n    def maximumRemovals(s: String, p: String, removable: Array[Int]): Int = {\n        \n    }\n}",
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                    "code": "class Solution {\n    fun maximumRemovals(s: String, p: String, removable: IntArray): Int {\n        \n    }\n}",
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                    "lang": "Rust",
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                    "code": "impl Solution {\n    pub fn maximum_removals(s: String, p: String, removable: Vec<i32>) -> i32 {\n        \n    }\n}",
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                    "lang": "PHP",
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                    "code": "class Solution {\n\n    /**\n     * @param String $s\n     * @param String $p\n     * @param Integer[] $removable\n     * @return Integer\n     */\n    function maximumRemovals($s, $p, $removable) {\n        \n    }\n}",
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                    "code": "function maximumRemovals(s: string, p: string, removable: number[]): number {\n\n};",
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                    "code": "(define/contract (maximum-removals s p removable)\n  (-> string? string? (listof exact-integer?) exact-integer?)\n\n  )",
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                    "lang": "Erlang",
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                    "code": "-spec maximum_removals(S :: unicode:unicode_binary(), P :: unicode:unicode_binary(), Removable :: [integer()]) -> integer().\nmaximum_removals(S, P, Removable) ->\n  .",
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                    "lang": "Elixir",
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                    "code": "defmodule Solution do\n  @spec maximum_removals(s :: String.t, p :: String.t, removable :: [integer]) :: integer\n  def maximum_removals(s, p, removable) do\n\n  end\nend",
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            "hints": [
                "First, we need to think about solving an easier problem, If we remove a set of indices from the string does P exist in S as a subsequence",
                "We can binary search the K and check by solving the above problem."
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