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48. Rotate ImageCopy for MarkdownCopy for Markdown
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src/main/java/leetcode/_48_/Solution.java

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class Solution { // 解决这个问题的关键就是知道,图像旋转90度是可以通过先对称镜像,然后对角线镜像可以得到旋转结果
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public void rotate(int[][] matrix) {
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// 首先按照水平反转
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// 首先垂直镜像反转
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for (int j = 0; j < matrix.length / 2; j++) {
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for (int i = 0; i < matrix.length; i++) {
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int tmp = matrix[j][i];

src/main/java/leetcode/_48_/solution.md

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```java
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class Solution { // 解决这个问题的关键就是知道,图像旋转90度是可以通过先对称镜像,然后对角线镜像可以得到旋转结果
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   public void rotate(int[][] matrix) {
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       // 首先按照水平反转
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       // 首先垂直镜像反转
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       for (int j = 0; j < matrix.length / 2; j++) {
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           for (int i = 0; i < matrix.length; i++) {
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               int tmp = matrix[j][i];

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