public ParseTree(string expression)
{
if (string.IsNullOrWhiteSpace(expression))
{
_root = new Operand(0);
return;
}
_table = new TableOfOperations();
var tokens = expression.Split(' ');
var iter = GetSequence(tokens);
BuildTree(ref _root, iter);
}
public override int Evaluate() => _table[_operator](_leftNode.Evaluate(), _rightNode.Evaluate());
public Operator(string op, TableOfOperations table)
{
_operator = op;
_table = table;
}