- 1 1 1 1 0
+ 0
- 0 0 1 1 0 1
+ 0 0 1 1 0 1 0 1
+ 0 0 1 1 0 1 1 0 0 1 1 0 1
+ 0 0 1 1 0 1 1 0 0 0 0
+ 0 0 1 1 0 0 1
- 0 0 1 0 0 1
- 0 0 0 0 0