public override void CiclicCrossover(IndividualBase parent1, IndividualBase parent2, out IndividualBase child1, out IndividualBase child2)
{
int[] L1 = (int[])(parent1 as CryptArithmeticSolution).LettersValues.Clone();
int[] L2 = (int[])(parent2 as CryptArithmeticSolution).LettersValues.Clone();
List<int> positionsToShare = new List<int>();
int amountOfChars = charArray.Count();
int itemIdx = Aleatoriety.GetRandomInt(amountOfChars);
int tempValue;
while (!positionsToShare.Contains(itemIdx)) {
positionsToShare.Add(itemIdx);
tempValue = L1[itemIdx];
itemIdx = Array.IndexOf(L2, tempValue);
}
int tempVal;
foreach (int position in positionsToShare) {
tempVal = L2[position];
L2[position] = L1[position];
L1[position] = tempVal;
}
child1 = new CryptArithmeticSolution(this, L1);
child2 = new CryptArithmeticSolution(this, L2);
}
public override void EvaluateIndividual(IndividualBase individual)
{
CryptArithmeticSolution cryptoSolution = (individual as CryptArithmeticSolution);
long termsSum = 0;
int charValue = -1;
foreach (string term in terms)
{
long termCharSum = 0;
long decimalBaseValTerm = 1;
foreach (char c in term.ToCharArray().Reverse())
{
charValue = cryptoSolution.LettersValues[Array.IndexOf(charArray, c)];
termCharSum += (charValue * decimalBaseValTerm);
decimalBaseValTerm *= 10;
}
termsSum += termCharSum;
}
long resultCharSum = 0;
long decimalBaseValResult = 1;
foreach (char c in result.ToCharArray().Reverse())
{
charValue = cryptoSolution.LettersValues[Array.IndexOf(charArray, c)];
resultCharSum += (charValue * decimalBaseValResult);
decimalBaseValResult *= 10;
}
long resultValue = resultCharSum;
cryptoSolution.DifferenceInExpectedResult = (int)Math.Abs(resultValue - termsSum);
individual = cryptoSolution;
}
public override IndividualBase CreateRandomSolution()
{
IndividualBase cryptoSolution = new CryptArithmeticSolution(this);
//EvaluateIndividual(cryptoSolution);
return(cryptoSolution);
}
public override void CiclicCrossover(IndividualBase parent1, IndividualBase parent2, out IndividualBase child1, out IndividualBase child2)
{
int[] L1 = (int[])(parent1 as CryptArithmeticSolution).LettersValues.Clone();
int[] L2 = (int[])(parent2 as CryptArithmeticSolution).LettersValues.Clone();
List <int> positionsToShare = new List <int>();
int amountOfChars = charArray.Count();
int itemIdx = Aleatoriety.GetRandomInt(amountOfChars);
int tempValue;
while (!positionsToShare.Contains(itemIdx))
{
positionsToShare.Add(itemIdx);
tempValue = L1[itemIdx];
itemIdx = Array.IndexOf(L2, tempValue);
}
int tempVal;
foreach (int position in positionsToShare)
{
tempVal = L2[position];
L2[position] = L1[position];
L1[position] = tempVal;
}
child1 = new CryptArithmeticSolution(this, L1);
child2 = new CryptArithmeticSolution(this, L2);
}
public override string SerializeIndividual(IndividualBase individual)
{
StringBuilder SB = new StringBuilder();
SB.AppendLine("Individual:");
SB.AppendLine("\t" + "Value: " + individual.GetValueForObjective(MonoObjectiveGoal));
CryptArithmeticSolution cryptoSolution = (individual as CryptArithmeticSolution);
int charValue = -1;
for (int idx = 0; idx < charArray.Length; ++idx)
{
charValue = cryptoSolution.LettersValues[idx];
SB.AppendLine("\t" + charArray[idx] + ": " + charValue);
}
return(SB.ToString());
}
public override void MutateIndividual(IndividualBase individual)
{
CryptArithmeticSolution cryptoSolution = (individual as CryptArithmeticSolution);
int amountOfChars = charArray.Count();
int firstPositionIdx = Aleatoriety.GetRandomInt(amountOfChars);
int secondPositionIdx;
do
{
secondPositionIdx = Aleatoriety.GetRandomInt(amountOfChars);
} while (secondPositionIdx == firstPositionIdx);
int tempValue = cryptoSolution.LettersValues[secondPositionIdx];
cryptoSolution.LettersValues[secondPositionIdx] = cryptoSolution.LettersValues[firstPositionIdx];
cryptoSolution.LettersValues[firstPositionIdx] = tempValue;
individual = cryptoSolution;
}
public override bool Equals(object obj)
{
CryptArithmeticSolution cryptoSolution = (obj as CryptArithmeticSolution);
return(LettersValues.SequenceEqual(cryptoSolution.LettersValues));
}
public override IndividualBase CreateRandomSolution()
{
IndividualBase cryptoSolution = new CryptArithmeticSolution(this);
//EvaluateIndividual(cryptoSolution);
return cryptoSolution;
}
