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59 lines
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59 lines
1.6 KiB
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<p>给定一个由 <code>0</code> 和 <code>1</code> 组成的矩阵 <code>matrix</code> ，找出只包含 <code>1</code> 的最大矩形，并返回其面积。</p>
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<p><strong>注意：</strong>此题 <code>matrix</code> 输入格式为一维 <code>01</code> 字符串数组。</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/2020/09/14/maximal.jpg" style="width: 402px; height: 322px;" /></p>
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<pre>
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<strong>输入：</strong>matrix = ["10100","10111","11111","10010"]
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<strong>输出：</strong>6
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<strong>解释：</strong>最大矩形如上图所示。
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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>matrix = []
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<strong>输出：</strong>0
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</pre>
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<p><strong>示例 3：</strong></p>
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<pre>
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<strong>输入：</strong>matrix = ["0"]
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<strong>输出：</strong>0
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</pre>
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<p><strong>示例 4：</strong></p>
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<pre>
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<strong>输入：</strong>matrix = ["1"]
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<strong>输出：</strong>1
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</pre>
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<p><strong>示例 5：</strong></p>
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<pre>
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<strong>输入：</strong>matrix = ["00"]
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<strong>输出：</strong>0
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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>rows == matrix.length</code></li>
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<li><code>cols == matrix[0].length</code></li>
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<li><code>0 <= row, cols <= 200</code></li>
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<li><code>matrix[i][j]</code> 为 <code>'0'</code> 或 <code>'1'</code></li>
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</ul>
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<p> </p>
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<p>注意：本题与主站 85 题相同（输入参数格式不同）： <a href="https://leetcode-cn.com/problems/maximal-rectangle/">https://leetcode-cn.com/problems/maximal-rectangle/</a></p>
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