9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
↑↓↗↖↘↙
↙↘↖↗↓↑
↖↘↙↗↑↓
→←↗↙↑↓↘1 3
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
↔ ↗↖ ↘ ↙ ↓ ↑
＼ →← ↗ ↙ ↘ ↖
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
↑↓↗↖↘↙
↙↘↖↗↓↑
↖↘↙↗↑↓
→←↗↙↑↓↘1 3
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
9 5 2 4 15
2 1 2 1 2
8 4 1 1 10
↔ ↗↖ ↘ ↙ ↓ ↑
＼ →← ↗ ↙ ↘ ↖