By Github [Actions](https://github.com/LetMeFly666/LeetCode/blob/947256e6bbde2d479e27688c3ec6b7361a34808d/.github/workflows/1problem1day-autoGenIssueEveryday.yml) | [840.矩阵中的幻方](https://leetcode.cn/problems/magic-squares-in-grid/) | 2025-12-30
By Github Actions | 840.矩阵中的幻方 | 2025-12-30