Python统计正方形矩阵的相关内容

文章 2023-06-22 来自：开发者社区

Python|统计全为一的正方形子矩阵

问题描述给你一个 m * n 的矩阵，矩阵中的元素不是 0 就是 1，请你统计并返回其中完全由 1 组成的正方形子矩阵的个数。例1输入：matrix =[ [0,1,1,1], [1,1,1,1], [0,1,1,1]]输出：15解释：边长为 1 的正方形有 10 个。边长为 2 的正方形有 4 个。边长为 3 的正方形有 1 个。正方形的总数 = 10 +....

文章 2023-06-21 来自：开发者社区

问题描述给你一个 m * n 的矩阵，矩阵中的元素不是 0 就是 1，请你统计并返回其中完全由 1 组成的正方形子矩阵的个数。示例 1：输入：matrix =[ [0,1,1,1], [1,1,1,1], [0,1,1,1]]输出：15解释：边长为 1 的正方形有 10 个。边长为 2 的正方形有 4 个。边长为 3 的正方形有 1 个。正方形的总数 = 10 + 4 + 1 = 15.示例....

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更新时间 2023-06-25 11:39:13

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