Generation 0 best Program
scored a fitness of 24:
(IFLTE (PROGN2 (IFLTE S4 (MB) (TL) (TR)) (PROGN2 (MF) S3))
(PROGN3 (IFLTE (TR) (MF) (MB) (MF)) (PROGN3 S10 SS (MF)) (PROGN3 (MF) S9 S0))
(PROGN3 (PROGN2 S1 S7) (PROGN2 MSD (MF)) (PROGN3 S11 (MB) (TL))) (PROGN2 (IFLTE
SS (TR) S10 MSD) (IFLTE (TL) S6 S7 (MF))))
Generation 4 best Program
scored a fitness of 37:
(IFLTE (PROGN3 (IFLTE (MB) (MB) (MB) (TR)) (PROGN2 S1 S6)
(PROGN2 (TL) S7)) (IFLTE (PROGN3 (IFLTE S3 S11 EDG (MB)) (PROGN2 (MF) S3)
(IFLTE S0 S3 S10 S5)) (PROGN2 MSD (TR)) (PROGN2 S5 (TR)) (PROGN3 S8 S11 S0))
S11 (IFLTE (MB) S0 S3 (MF)))
Generation 5 best Program
scored a fitness of 49:
(PROGN2 (PROGN2 (MF) S3) (IFLTE (PROGN3 S6 (TR) MSD) (IFLTE
(MF) (MF) S3 S3) S10 (PROGN3 (MB) (TL) (TL))))
Generation 22 best Program
scored a fitness of 55:
(PROGN2 (PROGN2 (MF) (MF)) (IFLTE (PROGN3 S6 (TR) MSD) (IFLTE
(MF) S3 S3 S3) (PROGN2 S0
(IFLTE (PROGN3 S6 (TR) MSD) (IFLTE (MF) (PROGN2 S6 MSD) S3 S3)
S8 (PROGN3 (MB) (TL) (TL)))) (PROGN3 (MB) (TL) (TL))))
This program was missing just
one square to hit the maximum fitness.
And the best Program was
found on generation 26 scoring the maximum fitness 56:
(PROGN2 (PROGN2 (MF) S0) (IFLTE (PROGN3 (IFLTE (PROGN3 S6
(IFLTE (PROGN3 S6 (TR) MSD) (IFLTE (MF) EDG S3 S3) S3
(PROGN3 (MB) (TL) (TL))) MSD) (IFLTE S6 (MF) S3 S3)
(PROGN2 S0 S3) (PROGN3 (MB) (TL) (TL))) (TR) MSD) (IFLTE (MF) (MF) S3 S3) (PROGN2 MSD (IFLTE (PROGN3 S6 (TR) MSD) (IFLTE (MF)
(PROGN2 S6 MSD) S3 S3) S8 (PROGN3 (MB) (TL) (TL))))
(PROGN3 (MB) (TL) (TL))))