Module solution 

Structs

InnerSolution

A solution produced by InnerLayer — one specific split depth.

OuterSolution

A solution wrapping an InnerSolution with OuterLayer’s arithmetic.

Constants

BYTES_PER_OP

Cost model constants.

LOOKUP_OPS

SUB_BYTE_ACCESS_OPS

Functions

full_cost

Compute fullCost: cost + (nLookups * LOOKUP_OPS + nExtraOps) * BYTES_PER_OP