var rotate = function(matrix) {
const n = matrix.length;
for (let i = 0; i < Math.floor(n / 2); ++i) {
for (let j = 0; j < Math.floor((n + 1) / 2); ++j) {
const temp = matrix[i][j];
matrix[i][j] = matrix[n - j - 1][i];
matrix[n - j - 1][i] = matrix[n - i - 1][n - j - 1];
matrix[n - i - 1][n - j - 1] = matrix[j][n - i - 1];
matrix[j][n - i - 1] = temp;
}
}
};
作者:LeetCode-Solution
链接:https://leetcode.cn/problems/rotate-image/solution/xuan-zhuan-tu-xiang-by-leetcode-solution-vu3m/
来源:力扣(LeetCode)
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