Binary Tree, Data Structure Algorithm, Algorithms, Dotnet, Csharp.
BFS Queue<TreeNode> queue = new Queue<TreeNode>(); queue.Enqueue(root); // Start with the root node // Traverse the tree level by level while (queue.Count > 0) { // Get the size of the current level int levelSize = queue.Count; List<int> currentLevel = new List<int>(); // Process all nodes in the