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"translatedContent": "<p>给你一个字符串 <code>s</code>,「<code>k</code> 倍重复项删除操作」将会从 <code>s</code> 中选择 <code>k</code> 个相邻且相等的字母,并删除它们,使被删去的字符串的左侧和右侧连在一起。</p>\n\n<p>你需要对 <code>s</code> 重复进行无限次这样的删除操作,直到无法继续为止。</p>\n\n<p>在执行完所有删除操作后,返回最终得到的字符串。</p>\n\n<p>本题答案保证唯一。</p>\n\n<p> </p>\n\n<p><strong>示例 1:</strong></p>\n\n<pre><strong>输入:</strong>s = "abcd", k = 2\n<strong>输出:</strong>"abcd"\n<strong>解释:</strong>没有要删除的内容。</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre><strong>输入:</strong>s = "deeedbbcccbdaa", k = 3\n<strong>输出:</strong>"aa"\n<strong>解释: \n</strong>先删除 "eee" 和 "ccc",得到 "ddbbbdaa"\n再删除 "bbb",得到 "dddaa"\n最后删除 "ddd",得到 "aa"</pre>\n\n<p><strong>示例 3:</strong></p>\n\n<pre><strong>输入:</strong>s = "pbbcggttciiippooaais", k = 2\n<strong>输出:</strong>"ps"\n</pre>\n\n<p> </p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>1 <= s.length <= 10^5</code></li>\n\t<li><code>2 <= k <= 10^4</code></li>\n\t<li><code>s</code> 中只含有小写英文字母。</li>\n</ul>\n",
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"isPaidOnly": false,
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"difficulty": "Medium",
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"likes": 129,
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"likes": 133,
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"similarQuestions": "[]",
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@@ -143,7 +143,7 @@
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"__typename": "CodeSnippetNode"
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}
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],
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"stats": "{\"totalAccepted\": \"14.2K\", \"totalSubmission\": \"27.4K\", \"totalAcceptedRaw\": 14170, \"totalSubmissionRaw\": 27398, \"acRate\": \"51.7%\"}",
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"stats": "{\"totalAccepted\": \"14.5K\", \"totalSubmission\": \"28.2K\", \"totalAcceptedRaw\": 14528, \"totalSubmissionRaw\": 28191, \"acRate\": \"51.5%\"}",
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"hints": [
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"Use a stack to store the characters, when there are k same characters, delete them.",
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"To make it more efficient, use a pair to store the value and the count of each character."
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