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