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source: branches/2895_PushGP_GenealogyAnalysis/HeuristicLab.Problems.ProgramSynthesis/Push/BenchmarkSuite/Problems/Syllables.cs @ 17021

Last change on this file since 17021 was 15771, checked in by bburlacu, 7 years ago

#2895: Add solution skeleton for PushGP with genealogy analysis.

File size: 3.1 KB
Line 
1using HeuristicLab.Problems.ProgramSynthesis;
2using System;
3
4namespace HeuristicLab.BenchmarkSuite.Problems {
5  public class Syllables : BenchmarkSuiteDataDescriptor {
6    private const string name = "Syllables - Hard";
7    private const string fileName = "Syllables.csv";
8    private const string description = "Given a string containing symbols, spaces, digits, and lowercase letters, count the number of occurrences of vowels(a, e, i, o, u, y) in the string and print that number as X in The number of syllables is X.";
9
10    protected override string FileName { get { return fileName; } }
11    public override string Name { get { return name; } }
12    public override string Description { get { return description; } }
13    protected override int InputArgumentCount { get { return 1; } }
14    protected override int OutputArgumentCount { get { return 1; } }
15
16    public override ProblemData CreateProblemData() {
17      return new ProblemData(ProblemType.Syllables) {
18        Name = Name,
19        Description = Description,
20        ProgramExecutionBudget = 30000000,
21        Examples = CloneExamples(),
22        BestResult = 0,
23        WorstResult = 5000,
24        InputArgumentTypes = new[] { ExampleArgumentType.String },
25        OutputArgumentTypes = new[] { ExampleArgumentType.Print },
26        TrainingCount = 100,
27        TestCount = 1000,
28        EnabledDataTypes = DataTypes.Exec | DataTypes.Integer | DataTypes.Boolean | DataTypes.Char | DataTypes.String | DataTypes.Print,
29        MaxSize = 800,
30        EvalLimit = 1600,
31        ErcOptions = {
32          ErcProbability = 0.05,
33          StringErcOptions = new StringErcOptions(
34            new StringConstantErc("The number of syllables is ", "aeiouy" ),
35            new StringRandomErc {
36              AllowLowercaseLetters = true,
37              AllowUppercaseLetters = false,
38              AllowDigits = true,
39              AllowSymbols = true,
40              AllowSpace = true,
41              SpaceProbability = 0.2,
42              VowelProbability = 0.2
43            }),
44          CharErcOptions = new CharErcOptions (
45            new IntegerConstantErc('a', 'e', 'i', 'o', 'u'),
46            new IntegerRangeErc(0x20, 0x7e))
47        }
48      };
49    }
50
51    protected override Example ParseExample(string[] input, string[] output) {
52      long numberOfSyllables;
53      if (!GetNumberOfSyllables(output[0], out numberOfSyllables))
54        throw new InvalidOperationException("Unable to parse number of syllables.");
55
56      return new Example {
57        InputArgs = input,
58        OutputArgs = output,
59        InputString = input,
60        OutputPrint = output[0],
61
62        // help
63        OutputInteger = new[] { numberOfSyllables }
64      };
65    }
66
67    public static bool GetNumberOfSyllables(string str, out long numberOfSyllables) {
68      if (str.Length == 0) {
69        numberOfSyllables = 0;
70        return false;
71      }
72
73      var lastIndex = str.Length - 1;
74      var lastCharStr = str[lastIndex].ToString();
75
76      return long.TryParse(lastCharStr, out numberOfSyllables);
77    }
78  }
79}
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