Add files via upload

Author: shatakshigarg

NODES WITHOUT SIBLINGS.txt

@@ -0,0 +1,33 @@
+public class Solution {
+
+	public static void printNodesWithoutSibling(BinaryTreeNode<Integer> root) {
+		//Your code goes here
+        if (root==null)
+        {
+            return; 
+        }
+        
+        if (root.left==null && root.right==null)
+        {
+            return;
+        }
+        
+        if (root.left==null)
+        {
+            System.out.print(root.right.data+" ");
+            printNodesWithoutSibling(root.right);
+        }
+        else if (root.right==null)
+        {
+            System.out.print(root.left.data+" ");
+            printNodesWithoutSibling(root.left);
+            
+        }
+        else
+        {
+            printNodesWithoutSibling(root.left);
+            printNodesWithoutSibling(root.right);
+        }
+	}
+
+}