3 ms·
My JS var invertTree = function(root) { if (!root) return null; root.right = [invertTree(root.left), root.left = invertTree(root.right)][0];
by adnanh 11y ago
My JS
var invertTree = function(root) {
if (!root) return null;
root.right = [invertTree(root.left), root.left = invertTree(root.right)][0];
return root;
};