magicCSP::magicCSP(int n)
{
string variable;
for(int i = 0; i < n ; i++)
{
for(int j = 0; j < n; j++)
{
string rows = convertToString(i);
string colu = convertToString(j);
variable = rows + "_" + colu;
variables.push_back(variable);
}
}
for(int i = 0; i < n*n; i++)
{
string num = convertToString(i+1);
domain.push_back(num);
}
for (int i = 0; i < variables.size(); i++)
addToDomain( variables[i] , domain);
}
// "Timetravel" to before value was assigned and preserve the domain and storedDomain at that state
void Square::preserveDomains(int _value)
{
std::vector<int> oldDomain = domain;
std::vector<int> oldStoredDomain = storedDomain;
if (domainsForPrevHost.size() > 0)
{
storedDomain = domainsForPrevHost[domainsForPrevHost.size() - 1];
domainsForPrevHost.clear();
}
addToDomain(_value);
domainsForPrevHost.push_back(domain);
domainsForPrevHost.push_back(storedDomain);
domain = oldDomain;
storedDomain = oldStoredDomain;
}
// Add the value back to domain and set value to zero
void Square::resetValue()
{
addToDomain(value);
value = 0;
}
