int values = {1,2,3,3,4,5,6,6};
HashSet set = new HashSet();
foreach(int i in values)
{set.Add(i);}
Console.WriteLine(set.Count)
int values = {1,2,3,3,4,5,6,6};
HashSet set = new HashSet();
foreach(int i in values)
{set.Add(i);}
Console.WriteLine(set.Count)