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"translatedContent": "<p>有一个自行车手打算进行一场公路骑行,这条路线总共由 <code>n + 1</code> 个不同海拔的点组成。自行车手从海拔为 <code>0</code> 的点 <code>0</code> 开始骑行。</p>\n\n<p>给你一个长度为 <code>n</code> 的整数数组 <code>gain</code> ,其中 <code>gain[i]</code> 是点 <code>i</code> 和点 <code>i + 1</code> 的 <strong>净海拔高度差</strong>(<code>0 <= i < n</code>)。请你返回 <strong>最高点的海拔</strong> 。</p>\n\n<p> </p>\n\n<p><strong>示例 1:</strong></p>\n\n<pre>\n<b>输入:</b>gain = [-5,1,5,0,-7]\n<b>输出:</b>1\n<b>解释:</b>海拔高度依次为 [0,-5,-4,1,1,-6] 。最高海拔为 1 。\n</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<b>输入:</b>gain = [-4,-3,-2,-1,4,3,2]\n<b>输出:</b>0\n<b>解释:</b>海拔高度依次为 [0,-4,-7,-9,-10,-6,-3,-1] 。最高海拔为 0 。\n</pre>\n\n<p> </p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>n == gain.length</code></li>\n\t<li><code>1 <= n <= 100</code></li>\n\t<li><code>-100 <= gain[i] <= 100</code></li>\n</ul>\n",
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"difficulty": "Easy",
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"hints": [
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"Let's note that the altitude of an element is the sum of gains of all the elements behind it",
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"Getting the altitudes can be done by getting the prefix sum array of the given array"
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