TUNING
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qap
-DCONSTRAINT_TEMPS -DDOMAIN_BOUNDS
A
--label --first-fail (N > 16 ?)
{,--label{, --first-fail, --most-constrained, --most-connected}} (otherwise)
B
--label --first-fail
costas
-DCONSTRAINT_TEMPS -DDOMAIN_BOUNDS
--label --most-constrained
(--label --first-var performs better in some cases, at least for the 1st solution)
--split-even (first solution)
N <= DOMAIN_BITS / 2
queens
-DDISABLE_ENTAILED
-DDOMAIN_BOUNDS ??? [not ism]
--first-fail
magic-square
-DCONSTRAINT_TEMPS (-DDISABLE_ENTAILED)
(-DDOMAIN_BOUNDS incurs a < 5% penalty)
--first-fail (--count-solutions, --gecode, N > 5)
graphs
-DUSE_MATCHING -DCONSTRAINT_TEMPS
(-DDOMAIN_BOUNDS incurs a < 2% penalty)
--most-connected
(--first-fail the second best choice)
partition
-DCONSTRAINT_TEMPS -DDOMAIN_BOUNDS (-DDISABLE_ENTAILED)
--first-fail
--first-var (--count-solutions or failure)
(--most-constrained second best choice with --count-solutions)
(--most-connected third best choice with --count-solutions)
golomb
-DDOMAIN_BOUNDS (-DCONSTRAINT_TEMPS -DDISABLE_ENTAILED [cri-lima])
--label{, --most-connected, --most-constrained}
--split-eager
(--split-even is generally slower, but more stable)
langford
[bicho]
-DDOMAIN_BOUNDS -DCONSTRAINT_TEMPS -DDISABLE_ENTAILED
-DDOMAIN_BOUNDS (next best)
-DINLINE_DOMAINS -DCONSTRAINT_TEMPS (third best)
[ism]
-DINLINE_DOMAINS
-DINLINE_DOMAINS -DCONSTRAINT_TEMPS -DDISABLE_ENTAILED (next best)
-DINLINE_DOMAINS -DCONSTRAINT_TEMPS (third best)
-DDOMAIN_BOUNDS (fourth best)
[cri-lima]
-DINLINE_DOMAINS -DCONSTRAINT_TEMPS -DDISABLE_ENTAILED
-DINLINE_DOMAINS (next best)
-DINLINE_DOMAINS -DCONSTRAINT_TEMPS (third best)
-DDOMAIN_BOUNDS -DCONSTRAINT_TEMPS -DDISABLE_ENTAILED (fourth best)
-DDOMAIN_BOUNDS (fifth best)
[*]
? -DDOMAIN_BOUNDS
--split-eager
--first-fail {,--val-max} (--count-solutions or inconsistent instances)
--size-degree (first solution)
(--first --val-max is a good overall compromise)
golfers
-D?
--label --val-max?
bibd
-D?
--val-max?