10 8
(0,1) (2,3) (4,5) (6,7) 
(0,2) (1,3) (4,6) (5,7) 
(0,3) (1,2) (4,7) (5,6) 
(0,4) (1,5) (2,6) (8,9) 
(0,5) (1,4) (2,8) (3,9) 
(0,8) (1,6) (2,9) (3,4) 
(1,8) (0,6) (3,7) (4,9) 
(1,7) (0,9) (2,4) (3,8) 
(1,9) (0,7) (3,5) (4,8) 
(5,9) (3,6) (7,8) 
(5,8) (2,7) (6,9) 
(2,5) (6,8) (7,9) 
nodes: 1875037   cpu: 28800115
0: F F F F F F M M M E E E  changes: 0
1: F M M M M M F F F E E E  changes: 0
2: M F M M M M B M B B M F  changes: 2
3: M M F B L L M L M M E E  changes: 1
4: M M M F M L L M L E E E  changes: 0
5: M L L M F B B B M F F F  changes: 1
6: L M L M B M M B B M M M  changes: 2
7: L L M B B B M F M M M M  changes: 1
8: B B B L M F F L L M F M  changes: 1
9: B B B L L M L M F F M M  changes: 1
total boat changes: 9
max imbalance: 4