AIMA.Core.Search.Local.GeneticAlgorithm.mutate C# (CSharp) Méthode

        private String mutate(String individual)
        {
            StringBuffer mutInd = new StringBuffer(individual);

            int posOffset = randomOffset(individualLength);
            int charOffset = randomOffset(finiteAlphabet.length);

            mutInd.setCharAt(posOffset, finiteAlphabet[charOffset]);

            return mutInd.ToString();
        }