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hub / github.com/LjyYano/LeetCode / L0048_RotateImage

Class L0048_RotateImage

src/main/java/L0048_RotateImage.java:22–83  ·  view source on GitHub ↗

https://leetcode.cn/problems/rotate-image/ 给定一个 n × n 的二维矩阵 matrix 表示一个图像,请你将图像顺时针旋转 90 度。 你必须在 原地 旋转图像,这意味着你需要直接修改输入的二维矩阵。请不要 使用另一个矩阵来旋转图像。 示例 1: 输入:matrix = [[1,2,3],[4,5,6],[7,8,9]] 输出:[[7,4,1],[8,5,2],[9,6,3]] 示例 2: 输入:matrix = [[5,1,9,11],[2,4,8,10],[13,3,6,7],[15,14,12,16]] 输出:[[15,13,2,5],

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