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Author: 10coder

DepthOfBinaryTree.java

@@ -0,0 +1,15 @@
+public class DepthOfBinaryTree {
+
+    public int maxDepth(TreeNode root) {
+        return dfs(root,0);
+    }
+
+    public int dfs(TreeNode root, int depth) {
+        if(root!=null) {
+            depth++;
+            return Math.max(dfs(root.left,depth),dfs(root.right,depth));
+        }
+        return depth;
+    }
+
+}