542. 01 Matrix
⭐️⭐️⭐️⭐️ # 題目敘述 Given an m x n binary matrix mat , return the distance of the nearest 0 for each cell. The distance between two adjacent cells is 1 . # Example 1 Input: mat = [[0,0,0],[0,1,0],[0,0,0]] Output: [[0,0,0],[0,1,0],[0,0,0]] # Example 2 Input: mat = [[0,0,0],[0,1,0],[1,1,1]] Output:...
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