C++ Reference: class IntVarFilteredDecisionBuilder

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Generic filter-based decision builder applied to IntVars. TODO(user): Eventually move this to the core CP solver library when the code is mature enough.

Method
`BuildSolution`	Return type: `virtual bool` Virtual method to redefine to build a solution.
`IntVarFilteredDecisionBuilder`	Arguments: `Solver* solver, const std::vector<IntVar>& vars, const std::vector<LocalSearchFilter>& filters`
`~IntVarFilteredDecisionBuilder`
`Next`	Return type: `Decision` Arguments: `Solver solver`
`number_of_decisions`	Return type: `int64` Returns statistics on search, number of decisions sent to filters, number of decisions rejected by filters.
`number_of_rejects`	Return type: `int64`

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Last updated 2019-10-21.