leetcode-problemset/leetcode-cn/originData/broken-calculator.json

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            "title": "Broken Calculator",
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            "content": "<p>There is a broken calculator that has the integer <code>startValue</code> on its display initially. In one operation, you can:</p>\n\n<ul>\n\t<li>multiply the number on display by <code>2</code>, or</li>\n\t<li>subtract <code>1</code> from the number on display.</li>\n</ul>\n\n<p>Given two integers <code>startValue</code> and <code>target</code>, return <em>the minimum number of operations needed to display </em><code>target</code><em> on the calculator</em>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> startValue = 2, target = 3\n<strong>Output:</strong> 2\n<strong>Explanation:</strong> Use double operation and then decrement operation {2 -&gt; 4 -&gt; 3}.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> startValue = 5, target = 8\n<strong>Output:</strong> 2\n<strong>Explanation:</strong> Use decrement and then double {5 -&gt; 4 -&gt; 8}.\n</pre>\n\n<p><strong>Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> startValue = 3, target = 10\n<strong>Output:</strong> 3\n<strong>Explanation:</strong> Use double, decrement and double {3 -&gt; 6 -&gt; 5 -&gt; 10}.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= startValue, target &lt;= 10<sup>9</sup></code></li>\n</ul>\n",
            "translatedTitle": "坏了的计算器",
            "translatedContent": "<p>在显示着数字&nbsp;<code>startValue</code>&nbsp;的坏计算器上，我们可以执行以下两种操作：</p>\n\n<ul>\n\t<li><strong>双倍（Double）：</strong>将显示屏上的数字乘 2；</li>\n\t<li><strong>递减（Decrement）：</strong>将显示屏上的数字减 <code>1</code> 。</li>\n</ul>\n\n<p>给定两个整数&nbsp;<code>startValue</code>&nbsp;和&nbsp;<code>target</code>&nbsp;。返回显示数字&nbsp;<code>target</code>&nbsp;所需的最小操作数。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>startValue = 2, target = 3\n<strong>输出：</strong>2\n<strong>解释：</strong>先进行双倍运算，然后再进行递减运算 {2 -&gt; 4 -&gt; 3}.\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>startValue = 5, target = 8\n<strong>输出：</strong>2\n<strong>解释：</strong>先递减，再双倍 {5 -&gt; 4 -&gt; 8}.\n</pre>\n\n<p><strong>示例 3：</strong></p>\n\n<pre>\n<strong>输入：</strong>startValue = 3, target = 10\n<strong>输出：</strong>3\n<strong>解释：</strong>先双倍，然后递减，再双倍 {3 -&gt; 6 -&gt; 5 -&gt; 10}.\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= x, y &lt;= 10<sup>9</sup></code></li>\n</ul>\n",
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