public void SetPreviousGiver(string giver, string recipient)
{
int giverIndex = _thawedMatrix.GetIndex(giver);
int recipientIndex = _thawedMatrix.GetIndex(recipient);
int prevWeight = _thawedMatrix.GetWeight(giverIndex, recipientIndex);
_thawedMatrix.SetWeight(giverIndex, recipientIndex, prevWeight + 1);
}
private static int Cost(int[,] next, GiftMatrix thawedMatrix)
{
int partialCost = 0;
for (int i = 0; i < thawedMatrix.NumberOfParticipants; i++)
{
for (int j = 0; j < thawedMatrix.NumberOfParticipants; j++)
{
partialCost += next[i, j] * thawedMatrix.GetWeight(i, j);
}
}
return(partialCost);
}