OBJECTIVE_COEFFICIENT_FIELD_NUMBER : MPVariableProto
OBJECTIVE_FIELD_NUMBER : CpModelProto
OBJECTIVE_OFFSET_FIELD_NUMBER : MPModelProto
OBJECTIVE_VALUE_FIELD_NUMBER : MPSolution, MPSolutionResponse, CpSolverResponse
OFFSET_FIELD_NUMBER : CpObjectiveProto, DecisionStrategyProto.AffineTransformation, FloatObjectiveProto, LinearExpressionProto
ONLY_ADD_CUTS_AT_LEVEL_ZERO_FIELD_NUMBER : SatParameters
OPP_VAR : mainConstants
OPTIMAL : LinearSumAssignment.Status, MaxFlow.Status, MinCostFlowBase.Status, MPSolver.ResultStatus, CpSolverStatus
OPTIMAL_VALUE : CpSolverStatus
OPTIMIZATION_STEP_FIELD_NUMBER : RoutingSearchParameters
OPTIMIZE_WITH_CORE_FIELD_NUMBER : SatParameters
OPTIMIZE_WITH_LB_TREE_SEARCH_FIELD_NUMBER : SatParameters
OPTIMIZE_WITH_MAX_HS_FIELD_NUMBER : SatParameters
OR_CONSTRAINT : MPGeneralConstraintProto.GeneralConstraintCase
OR_CONSTRAINT_FIELD_NUMBER : MPGeneralConstraintProto
ORBITOPES_FIELD_NUMBER : SymmetryProto
ORDER_ASSUMPTION_BY_DEPTH : SatParameters.MaxSatAssumptionOrder
ORDER_ASSUMPTION_BY_DEPTH_VALUE : SatParameters.MaxSatAssumptionOrder
ORDER_ASSUMPTION_BY_WEIGHT : SatParameters.MaxSatAssumptionOrder
ORDER_ASSUMPTION_BY_WEIGHT_VALUE : SatParameters.MaxSatAssumptionOrder
OROPT : Solver
OUTSIDE_SEARCH : Solver

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