+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
   |        |     |                          |
+  +--+  +  +--+  +  +--+--+--+--+--+  +--+  +
|        |           |        |        |     |
+--+  +--+--+--+  +--+  +--+--+  +--+--+  +--+
|     |           |     |        |     |     |
+  +--+--+--+--+--+  +--+  +--+--+  +  +--+  +
|  |           |     |  |        |  |  |     |
+  +--+--+  +  +  +--+  +--+--+  +  +--+  +  +
|  |     |  |  |           |     |        |  |
+  +  +  +--+  +--+--+--+  +  +--+--+--+--+  +
|     |     |     |     |     |     |     |  |
+--+--+--+  +--+  +--+  +  +--+  +  +  +--+  +
|        |              |     |  |  |        |
+  +--+  +--+--+  +--+--+--+--+  +  +--+--+  +
|     |  |           |  |        |     |  |  |
+--+  +  +  +--+--+  +  +  +--+--+--+  +  +  +
|     |  |     |     |  |  |     |     |     |
+  +--+  +--+  +  +--+  +  +  +  +  +--+--+--+
|  |  |        |        |     |  |           |
+  +  +--+--+--+--+  +--+--+--+  +--+--+  +  +
|  |     |                    |     |     |  |
+  +--+  +  +--+--+--+--+--+  +--+  +  +--+--+
|        |     |           |        |        |
+--+--+--+--+  +  +--+--+  +--+--+--+  +--+  +
|     |        |  |     |              |  |  |
+  +--+  +--+--+  +  +  +--+  +--+--+--+  +  +
|        |        |  |  |     |        |     |
+  +--+--+  +--+--+--+  +  +  +  +--+  +--+  +
|        |              |  |     |     |      
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
Solution[X]