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38 lines
1.2 KiB
HTML
38 lines
1.2 KiB
HTML
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<p>给定一个包含非负整数的 <code><em>m</em> x <em>n</em></code> 网格 <code>grid</code> ，请找出一条从左上角到右下角的路径，使得路径上的数字总和为最小。</p>
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<p><strong>说明：</strong>一个机器人每次只能向下或者向右移动一步。</p>
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<p> </p>
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<p><strong>示例 1：</strong></p>
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<p><img alt="" src="https://assets.leetcode.com/uploads/2020/11/05/minpath.jpg" style="width: 242px; height: 242px;" /></p>
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<pre>
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<strong>输入：</strong>grid = [[1,3,1],[1,5,1],[4,2,1]]
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<strong>输出：</strong>7
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<strong>解释：</strong>因为路径 1→3→1→1→1 的总和最小。
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</pre>
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<p><strong>示例 2：</strong></p>
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<pre>
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<strong>输入：</strong>grid = [[1,2,3],[4,5,6]]
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<strong>输出：</strong>12
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</pre>
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<p> </p>
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<p><strong>提示：</strong></p>
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<ul>
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<li><code>m == grid.length</code></li>
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<li><code>n == grid[i].length</code></li>
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<li><code>1 <= m, n <= 200</code></li>
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<li><code>0 <= grid[i][j] <= 100</code></li>
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</ul>
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<p> </p>
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<p><meta charset="UTF-8" />注意：本题与主站 64 题相同： <a href="https://leetcode-cn.com/problems/minimum-path-sum/">https://leetcode-cn.com/problems/minimum-path-sum/</a></p>
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