+-- Level +5 -------------------------------------------------+
| > |
| * *--*--*> |
| < / |
| / |
| * |
| / |
| / |
| * |
| / |
| / |
| <*--*--* |
| \ |
| \ |
| * * |
| | / |
| |/ |
| * |
| / |
| / |
| % |
| v |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| % |
| |v |
| | |
| * |
| | |
| | |
| * |
| | |
| | |
| * |
| | |
| | |
| S-=*?@G |
| |
+-------------------------------------------------------------+
+-- Level +4 -------------------------------------------------+
| ^ |
| % |
| / |
| / |
| *--* |
| / \ |
| / \ |
| %--* * |
| v | |
| | |
| * |
| \ |
| \^ |
| % % |
| v |
| |
+-------------------------------------------------------------+
+-- Level +3 -------------------------------------------------+
| ^ |
| *--% |
| / |
| / |
| * |
| / |
| ^/ |
| %--% |
| v |
| |
+-------------------------------------------------------------+
+-- Level +2 -------------------------------------------------+
| |
| % |
| |v |
| | ^ |
| *--% |
| |
+-------------------------------------------------------------+
+-- Level +1 -------------------------------------------------+
| |
| * * |
| v | |
| | |
| * |
| | |
| | |
| * |
| | |
| | |
| * |
| | |
| | |
| % |
| |v |
| | |
| * |
| | |
| | |
| * |
| | |
| | |
| * |
| |\ |
| ^ | \ |
| * * * |
| | |
| |^ |
| % |
| |
+-------------------------------------------------------------+
+-- Ground level ---------------------------------------------+
| ^ |
| %--* |
| @ |
| | |
| *-<*--*--* |
| | |
| | |
| * |
| |
+-------------------------------------------------------------+
+-- Level -1 -------------------------------------------------+
| ^ |
| % |
| |
+-------------------------------------------------------------+