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