Optimisation such as the constraint described can have the effect of reducing the size of the search tree, perhaps by a couple of orders of magnitude, by cutting most of the searching when low-valued numbers are being placed.
(Optimisation; described; the constraint) (Optimisation such as the constraint described; can have; the effect of reducing the size of the search tree, perhaps by a couple of orders of magnitude, by cutting most of the searching) (low-valued numbers; are being placed; )
Optimisation Optimisation such as the constraint described low-valued numbers
described can have are being placed
the constraint
the effect of reducing the size of the search tree, perhaps by a couple of orders of magnitude, by cutting most of the searching