feat: invert-binary-tree

Author: Z1hgq

BinaryTree/invert-binary-tree.ts

@@ -0,0 +1,12 @@
+function invertTree(root: TreeNode | null): TreeNode | null {
+    if (!root) {
+        return root;
+    }
+    let temp:(TreeNode | null);
+    temp = root.left;
+    root.left = root.right;
+    root.right = temp;
+    invertTree(root.left);
+    invertTree(root.right);
+    return root;
+};