C# 1,3,5,7 permutations (3 bits) non-recursive

// Deep preferred programs
{
Static and invalid main (string [] args) {
int [] number = int [] {1, 3, 5, 7};
List data = new list {
                                                                                                                                      {N Parent.printf ();

}
Other
{
var testson = number.tolist (); Project;
                                                                                                                                              Node.
                                                                                                                                                                                                                                                                                                  Pop（）;
                                                                                  String D =                                                                                                              String D =                                               p value = D 1 and D = D + P);
            System.Console.WriteLine(D); DEDATA;
                                                                                                                                                                                         but List();
        Public Interpretation GetDeep()
                                                                               INT I = 0;
            VAR P = this point;
                                                                                                                                                                            
I++ ;
                                                                         String PF =                                            == NULL)​​​                                                                                                                                                     NodeData + PF; Parent; String[] args)
                                                                                                                                                                                                                                               ; ;
         List data = new List ();
                                                                                                                                                                                                                               does not do the same; =newqueue();

Tree roots = new tree ();
树 树 = root;

(true) {

If (Parent.getDeep () == 4)
{
Parent.printf ();
                  VAR tempSon = number.ToList(); ) Tree Node = New Tree (;
                                                                                                                                                                                                    Node. (Node);
                                                                                                                                               )//If (openStack.Count == 0)
                                                      use using use using using using using       out out out out out out out of ’'s ’ ’ ‐ ‐ ‐‐‐‐‐‐‐‐‐‐Break;
                                   ; //openStack.Pop();
                                                                                                                                              Public static void printf(listdata)

         String D = "";
              data.ForEach(P => D = D + P);         System.Console.WriteLine(D); Class tree
{
Public tree parent;
The public interprets nodedata;
public list & lt; tree & gt; son = new list & lt; tree & gt; ();
the public interpret getDeep () {
int i = 0; )
{
                                                                                                                   
                                                                                                         
                                                                                                                                                                                                                                                                                                  {
        String PF = "";
         VAR P = this;
                                                                                                   System.Console.WriteLine (PF); Otherwise
                                                                                                                  ;
                                        }
}