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Published: Jan 3, 2021 License: MIT

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零矩阵

编写一种算法,若M × N矩阵中某个元素为0,则将其所在的行与列清零。

 

示例 1:

**输入:** [ [1,1,1], [1,0,1], [1,1,1] ] **输出:** [ [1,0,1], [0,0,0], [1,0,1] ]

示例 2:

**输入:** [ [0,1,2,0], [3,4,5,2], [1,3,1,5] ] **输出:** [ [0,0,0,0], [0,4,5,0], [0,3,1,0] ]

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