solve: rotate image

Author: wogha95

rotate-image/wogha95.js

@@ -0,0 +1,27 @@
+/**
+ * 전치(행과 열을 교환) 후 행 반전(뒤집기)
+ *
+ * TC: O(N^2)
+ * SC: O(1)
+ */
+
+/**
+ * @param {number[][]} matrix
+ * @return {void} Do not return anything, modify matrix in-place instead.
+ */
+var rotate = function (matrix) {
+  const N = matrix.length;
+
+  for (let row = 0; row < N; row++) {
+    for (let column = row; column < N; column++) {
+      [matrix[row][column], matrix[column][row]] = [
+        matrix[column][row],
+        matrix[row][column],
+      ];
+    }
+  }
+
+  for (let row = 0; row < N; row++) {
+    matrix[row].reverse();
+  }
+};