public int CompareTo(SET <TKey> that)
{
var union = Union(that);
if (_set.Size() == that.Size() && _set.Size() == union.Size() && that.Size() == union.Size())
{
return(0);
}
if (_set.Size() < that.Size())
{
return(-1);
}
return(1);
}
/// <summary>
/// Returns the union of this set and that set.
/// </summary>
/// <param name="that">that the other set</param>
/// <returns>the union of this set and that set</returns>
/// <exception cref="NullReferenceException">if <tt>that</tt> is <tt>null</tt></exception>
public SET <TKey> Union(SET <TKey> that)
{
if (that == null)
{
throw new NullReferenceException("called union() with a null argument");
}
var c = new SET <TKey>();
foreach (var x in this)
{
c.Add(x);
}
foreach (var x in that)
{
c.Add(x);
}
return(c);
}
public BlackFilter(IEnumerable <string> a)
{
_filter = new SET <string>();;
InsertWords(a);
}
public DeDup(IEnumerable <string> a)
{
_set = new SET <string>();;
InsertWords(a);
}
