_______
           | 3 | 5 |
       ____|___|___|____
      |  7 | 1 | 8 |2   |
      |____|___|___|____|
           | 4 | 6 |
           |___|___|
Das war leicht.
_______
           | 3 | 5 |
       ____|___|___|____
      |  7 | 1 | 8 |2   |
      |____|___|___|____|
           | 4 | 6 |
           |___|___|
Das war leicht.