static void Main(string[] args)
{
string[] str = { "aaa", "bbb", "ccc" };
UsedStrs usedS = new UsedStrs();
string newStr = str.Take(1).ToArray()[0];
int len = newStr.Length;
usedS.UsedSet = newStr;
var except = from q in str where str.Except(usedS.UsedGet).Contains(q) select q;
foreach (string ss in except)
{
newStr += ss;
Console.WriteLine(newStr);
newStr = newStr.Remove(len);
}
foreach (string s in except)
{
newStr = s;
len = newStr.Length;
usedS.UsedSet = s;
except = from q in str where str.Except(usedS.UsedGet).Contains(q) select q;
foreach (string ss in except)
{
newStr += ss;
Console.WriteLine(newStr);
newStr = newStr.Remove(len);
}
}
Console.ReadKey();
}
public void Concat()
{
UsedStrs usedS = new UsedStrs();
var except = str;
string newStr;
int len;
foreach (string strNotUsedAsBeginning in except)
{
if (strNotUsedAsBeginning != "" && strNotUsedAsBeginning != null)
{
newStr = strNotUsedAsBeginning;
len = newStr.Length;
usedS.UsedSet = strNotUsedAsBeginning;
except = (from q in str where str.Except(usedS.UsedGet).Contains(q) select q).ToArray();
foreach (string strNotUsedWithThisBeginning in except)
{
if (strNotUsedWithThisBeginning != "")
{
newStr += strNotUsedWithThisBeginning;
Console.WriteLine(newStr);
newStr = newStr.Remove(len);
}
}
}
}
}