[LeetCode] Largest Plus Sign 最大的加型符号
is the largest axis-aligned plus sign of 1s contained in the gri ...
原文：Leetcode 764. Largest Plus Sign
思路：动态规划。对于第i行第j列的元素grid i j 表示的是这个元素的plus sign的等级，初始化不在mines中的元素对应的grid值为较大值 只要大于N 即可 ，在mines中的元素对应的grid值为 。不在mines中的元素，其grid i j 左右上下四个方向最少的连续 的个数 不包括自己 。以由左至右为例，假设当前的grid i j 已经最优，那么如果 i,j 左侧没有grid ...
2018-01-15 20:57 0 1140 推荐指数：
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