Problem Statement
Determine if binary tree is symmetric around its center.
Approach
Check if left subtree is mirror of right subtree recursively.
Time & Space Complexity
Time O(n), Space O(h).

The DSA Visualizer is designed for deep focus,
side-by-side code, and real-time execution insight.
On small screens, that level of clarity can't be preserved.
Open on a tablet (landscape) or desktop for the intended experience.
Desktop experience preview
Check if tree is mirror of itself.
Determine if binary tree is symmetric around its center.
Check if left subtree is mirror of right subtree recursively.
Time O(n), Space O(h).
Loading Interactive Visualizer...
Click "Play" or use arrow keys to step through the execution.