XLISP version 1.6, Copyright (c) 1985, by David Betz
> > > > > > > > > 1> CADAR
> > > 1> 2> 2> 2> THREAT
> > > 1> 2> 2> CONFLICT
> > > > 1> 2> 2> 2> 2> 2> 2> 2> 2> 4> 2> 2> 2> 3> 4> 4> 2> 2> 2> 4> 3> QUEENS
> ((1 1) (2 5) (3 8) (4 6) (5 3) (6 7) (7 2) (8 4))
((1 1) (2 6) (3 8) (4 3) (5 7) (6 4) (7 2) (8 5))
((1 1) (2 7) (3 4) (4 6) (5 8) (6 2) (7 5) (8 3))
((1 1) (2 7) (3 5) (4 8) (5 2) (6 4) (7 6) (8 3))
((1 2) (2 4) (3 6) (4 8) (5 3) (6 1) (7 7) (8 5))
((1 2) (2 5) (3 7) (4 1) (5 3) (6 8) (7 6) (8 4))
((1 2) (2 5) (3 7) (4 4) (5 1) (6 8) (7 6) (8 3))
((1 2) (2 6) (3 1) (4 7) (5 4) (6 8) (7 3) (8 5))
((1 2) (2 6) (3 8) (4 3) (5 1) (6 4) (7 7) (8 5))
((1 2) (2 7) (3 3) (4 6) (5 8) (6 5) (7 1) (8 4))
((1 2) (2 7) (3 5) (4 8) (5 1) (6 4) (7 6) (8 3))
((1 2) (2 8) (3 6) (4 1) (5 3) (6 5) (7 7) (8 4))
((1 3) (2 1) (3 7) (4 5) (5 8) (6 2) (7 4) (8 6))
((1 3) (2 5) (3 2) (4 8) (5 1) (6 7) (7 4) (8 6))
((1 3) (2 5) (3 2) (4 8) (5 6) (6 4) (7 7) (8 1))
((1 3) (2 5) (3 7) (4 1) (5 4) (6 2) (7 8) (8 6))
((1 3) (2 5) (3 8) (4 4) (5 1) (6 7) (7 2) (8 6))
((1 3) (2 6) (3 2) (4 5) (5 8) (6 1) (7 7) (8 4))
((1 3) (2 6) (3 2) (4 7) (5 1) (6 4) (7 8) (8 5))
((1 3) (2 6) (3 2) (4 7) (5 5) (6 1) (7 8) (8 4))
((1 3) (2 6) (3 4) (4 1) (5 8) (6 5) (7 7) (8 2))
((1 3) (2 6) (3 4) (4 2) (5 8) (6 5) (7 7) (8 1))
((1 3) (2 6) (3 8) (4 1) (5 4) (6 7) (7 5) (8 2))
((1 3) (2 6) (3 8) (4 1) (5 5) (6 7) (7 2) (8 4))
((1 3) (2 6) (3 8) (4 2) (5 4) (6 1) (7 7) (8 5))
((1 3) (2 7) (3 2) (4 8) (5 5) (6 1) (7 4) (8 6))
((1 3) (2 7) (3 2) (4 8) (5 6) (6 4) (7 1) (8 5))
((1 3) (2 8) (3 4) (4 7) (5 1) (6 6) (7 2) (8 5))
((1 4) (2 1) (3 5) (4 8) (5 2) (6 7) (7 3) (8 6))
((1 4) (2 1) (3 5) (4 8) (5 6) (6 3) (7 7) (8 2))
((1 4) (2 2) (3 5) (4 8) (5 6) (6 1) (7 3) (8 7))
((1 4) (2 2) (3 7) (4 3) (5 6) (6 8) (7 1) (8 5))
((1 4) (2 2) (3 7) (4 3) (5 6) (6 8) (7 5) (8 1))
((1 4) (2 2) (3 7) (4 5) (5 1) (6 8) (7 6) (8 3))
((1 4) (2 2) (3 8) (4 5) (5 7) (6 1) (7 3) (8 6))
((1 4) (2 2) (3 8) (4 6) (5 1) (6 3) (7 5) (8 7))
((1 4) (2 6) (3 1) (4 5) (5 2) (6 8) (7 3) (8 7))
((1 4) (2 6) (3 8) (4 2) (5 7) (6 1) (7 3) (8 5))
((1 4) (2 6) (3 8) (4 3) (5 1) (6 7) (7 5) (8 2))
((1 4) (2 7) (3 1) (4 8) (5 5) (6 2) (7 6) (8 3))
((1 4) (2 7) (3 3) (4 8) (5 2) (6 5) (7 1) (8 6))
((1 4) (2 7) (3 5) (4 2) (5 6) (6 1) (7 3) (8 8))
((1 4) (2 7) (3 5) (4 3) (5 1) (6 6) (7 8) (8 2))
((1 4) (2 8) (3 1) (4 3) (5 6) (6 2) (7 7) (8 5))
((1 4) (2 8) (3 1) (4 5) (5 7) (6 2) (7 6) (8 3))
((1 4) (2 8) (3 5) (4 3) (5 1) (6 7) (7 2) (8 6))
((1 5) (2 1) (3 4) (4 6) (5 8) (6 2) (7 7) (8 3))
((1 5) (2 1) (3 8) (4 4) (5 2) (6 7) (7 3) (8 6))
((1 5) (2 1) (3 8) (4 6) (5 3) (6 7) (7 2) (8 4))
((1 5) (2 2) (3 4) (4 6) (5 8) (6 3) (7 1) (8 7))
((1 5) (2 2) (3 4) (4 7) (5 3) (6 8) (7 6) (8 1))
((1 5) (2 2) (3 6) (4 1) (5 7) (6 4) (7 8) (8 3))
((1 5) (2 2) (3 8) (4 1) (5 4) (6 7) (7 3) (8 6))
((1 5) (2 3) (3 1) (4 6) (5 8) (6 2) (7 4) (8 7))
((1 5) (2 3) (3 1) (4 7) (5 2) (6 8) (7 6) (8 4))
((1 5) (2 3) (3 8) (4 4) (5 7) (6 1) (7 6) (8 2))
((1 5) (2 7) (3 1) (4 3) (5 8) (6 6) (7 4) (8 2))
((1 5) (2 7) (3 1) (4 4) (5 2) (6 8) (7 6) (8 3))
((1 5) (2 7) (3 2) (4 4) (5 8) (6 1) (7 3) (8 6))
((1 5) (2 7) (3 2) (4 6) (5 3) (6 1) (7 4) (8 8))
((1 5) (2 7) (3 2) (4 6) (5 3) (6 1) (7 8) (8 4))
((1 5) (2 7) (3 4) (4 1) (5 3) (6 8) (7 6) (8 2))
((1 5) (2 8) (3 4) (4 1) (5 3) (6 6) (7 2) (8 7))
((1 5) (2 8) (3 4) (4 1) (5 7) (6 2) (7 6) (8 3))
((1 6) (2 1) (3 5) (4 2) (5 8) (6 3) (7 7) (8 4))
((1 6) (2 2) (3 7) (4 1) (5 3) (6 5) (7 8) (8 4))
((1 6) (2 2) (3 7) (4 1) (5 4) (6 8) (7 5) (8 3))
((1 6) (2 3) (3 1) (4 7) (5 5) (6 8) (7 2) (8 4))
((1 6) (2 3) (3 1) (4 8) (5 4) (6 2) (7 7) (8 5))
((1 6) (2 3) (3 1) (4 8) (5 5) (6 2) (7 4) (8 7))
((1 6) (2 3) (3 5) (4 7) (5 1) (6 4) (7 2) (8 8))
((1 6) (2 3) (3 5) (4 8) (5 1) (6 4) (7 2) (8 7))
((1 6) (2 3) (3 7) (4 2) (5 4) (6 8) (7 1) (8 5))
((1 6) (2 3) (3 7) (4 2) (5 8) (6 5) (7 1) (8 4))
((1 6) (2 3) (3 7) (4 4) (5 1) (6 8) (7 2) (8 5))
((1 6) (2 4) (3 1) (4 5) (5 8) (6 2) (7 7) (8 3))
((1 6) (2 4) (3 2) (4 8) (5 5) (6 7) (7 1) (8 3))
((1 6) (2 4) (3 7) (4 1) (5 3) (6 5) (7 2) (8 8))
((1 6) (2 4) (3 7) (4 1) (5 8) (6 2) (7 5) (8 3))
((1 6) (2 8) (3 2) (4 4) (5 1) (6 7) (7 5) (8 3))
((1 7) (2 1) (3 3) (4 8) (5 6) (6 4) (7 2) (8 5))
((1 7) (2 2) (3 4) (4 1) (5 8) (6 5) (7 3) (8 6))
((1 7) (2 2) (3 6) (4 3) (5 1) (6 4) (7 8) (8 5))
((1 7) (2 3) (3 1) (4 6) (5 8) (6 5) (7 2) (8 4))
((1 7) (2 3) (3 8) (4 2) (5 5) (6 1) (7 6) (8 4))
((1 7) (2 4) (3 2) (4 5) (5 8) (6 1) (7 3) (8 6))
((1 7) (2 4) (3 2) (4 8) (5 6) (6 1) (7 3) (8 5))
((1 7) (2 5) (3 3) (4 1) (5 6) (6 8) (7 2) (8 4))
((1 8) (2 2) (3 4) (4 1) (5 7) (6 5) (7 3) (8 6))
((1 8) (2 2) (3 5) (4 3) (5 1) (6 7) (7 4) (8 6))
((1 8) (2 3) (3 1) (4 6) (5 2) (6 5) (7 7) (8 4))
((1 8) (2 4) (3 1) (4 3) (5 6) (6 2) (7 7) (8 5))
DONE
> exit 0