public Pillar(string stemBranch)
{
if (stemBranch.Length != 2) return;
this.Stems = new Stems(stemBranch[0]);
this.Branch = new Branch(stemBranch[1]);
}
public Pillar(int stems, int branch)
{
this.Stems = new Stems(stems);
this.Branch = new Branch(branch);
}
public static string QueryWeakStrong(Stems emStems,Branch emBranch)
{
int[] startIndex = new int[]{11,4,2,9,2,9,5,0,8,3};
int start = startIndex[(int) emStems.Element];
//Math.Sign((int) emStems%2 - 0.5)*(-1) +
int index = ((-Math.Sign(((int)emStems.Element) % 2 - 0.5))*
((int)emBranch.Element - start) + 12) % 12;
//return WeakStrongs[(int)emStems +]
return WeakStrongs[index];
}