leetcode-cn/originData/2-keys-keyboard.json

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            "categoryTitle": "Algorithms",
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            "title": "2 Keys Keyboard",
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            "content": "<p>There is only one character <code>&#39;A&#39;</code> on the screen of a notepad. You can perform one of two operations on this notepad for each step:</p>\n\n<ul>\n\t<li>Copy All: You can copy all the characters present on the screen (a partial copy is not allowed).</li>\n\t<li>Paste: You can paste the characters which are copied last time.</li>\n</ul>\n\n<p>Given an integer <code>n</code>, return <em>the minimum number of operations to get the character</em> <code>&#39;A&#39;</code> <em>exactly</em> <code>n</code> <em>times on the screen</em>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> n = 3\n<strong>Output:</strong> 3\n<strong>Explanation:</strong> Initially, we have one character &#39;A&#39;.\nIn step 1, we use Copy All operation.\nIn step 2, we use Paste operation to get &#39;AA&#39;.\nIn step 3, we use Paste operation to get &#39;AAA&#39;.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> n = 1\n<strong>Output:</strong> 0\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n &lt;= 1000</code></li>\n</ul>\n",
            "translatedTitle": "只有两个键的键盘",
            "translatedContent": "<p>最初记事本上只有一个字符 <code>'A'</code> 。你每次可以对这个记事本进行两种操作：</p>\n\n<ul>\n\t<li><code>Copy All</code>（复制全部）：复制这个记事本中的所有字符（不允许仅复制部分字符）。</li>\n\t<li><code>Paste</code>（粘贴）：粘贴<strong> 上一次 </strong>复制的字符。</li>\n</ul>\n\n<p>给你一个数字&nbsp;<code>n</code> ，你需要使用最少的操作次数，在记事本上输出 <strong>恰好</strong>&nbsp;<code>n</code>&nbsp;个 <code>'A'</code> 。返回能够打印出&nbsp;<code>n</code>&nbsp;个 <code>'A'</code> 的最少操作次数。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>3\n<strong>输出：</strong>3\n<strong>解释：</strong>\n最初, 只有一个字符 'A'。\n第 1 步, 使用 <strong>Copy All</strong> 操作。\n第 2 步, 使用 <strong>Paste </strong>操作来获得 'AA'。\n第 3 步, 使用 <strong>Paste</strong> 操作来获得 'AAA'。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>n = 1\n<strong>输出：</strong>0\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n &lt;= 1000</code></li>\n</ul>\n",
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