source: branches/2895_PushGP_GenealogyAnalysis/HeuristicLab.Problems.ProgramSynthesis/Push/BenchmarkSuite/Problems/SmallOrLarge.cs

using HeuristicLab.Problems.ProgramSynthesis;

namespace HeuristicLab.BenchmarkSuite.Problems {
  public class SmallOrLarge : BenchmarkSuiteDataDescriptor {
    private const string name = "Small or Large - Hard";
    private const string fileName = "SmallOrLarge.csv";
    private const string description =
      "Given an integer n, print “small” if n < 1000 and “large” if n ≥ 2000 (and nothing if 1000 ≤ n < 2000).";

    protected override string FileName { get { return fileName; } }
    public override string Name { get { return name; } }
    public override string Description { get { return description; } }
    protected override int InputArgumentCount { get { return 1; } }
    protected override int OutputArgumentCount { get { return 1; } }

    public override ProblemData CreateProblemData() {
      return new ProblemData(ProblemType.SmallOrLarge) {
        Name = Name,
        Description = Description,
        ProgramExecutionBudget = 30000000,
        Examples = CloneExamples(),
        BestResult = 0,
        WorstResult = 5000,
        InputArgumentTypes = new[] { ExampleArgumentType.Integer },
        OutputArgumentTypes = new[] { ExampleArgumentType.Print },
        TrainingCount = 100,
        TestCount = 1000,
        EnabledDataTypes = DataTypes.Exec | DataTypes.Integer | DataTypes.Boolean | DataTypes.String | DataTypes.Print,
        MaxSize = 200,
        EvalLimit = 300,
        ErcOptions = {
          ErcProbability = 0.05,
          IntegerErcOptions = new IntegerErcOptions(
            new IntegerRangeErc(-10000, 10000)),
          StringErcOptions = new StringErcOptions(
            new StringConstantErc("small", "large"))
        }
      };
    }

    protected override Example ParseExample(string[] input, string[] output) {
      return new Example {
        InputArgs = input,
        OutputArgs = output,
        InputInteger = ExampleArgumentConverter.ConvertIntegers(input[0]),
        OutputPrint = output[0]
      };
    }
  }
}