#pragma argsused
double Faktorial(int);
double Faktorial_R(int);


  int  a[100], i, n;
  randomize();
 // do{
  cout << "\nVvedite n(<=100)";
  cin >> n;
  //if (n<1||n>100) printf("Ne verno ykazan razmer maccuva");
  //}while(n<1||n>100);

  int function;
  do{
  cout << "Choose 1-enter  2-random ";
  cin >> function;
  switch (function) {

  case 1:
  cout << "\n Enter the array";
  for (i = 0; i < n; i++)
  cin >> &a[i];
  break;


  case 2:
  for (i = 0; i < n; i++)
  {a[i] = random(21)-10;
  cout << setw(5) << a[i];}
  break;

  default: cout << "\n Ne vibran sposob vvoda";
  }
  } while ((function<1)||(function>2));


 int  main(int)
 {
 int n, kod;
 while(true) {
 cout << "\n Recurs - 0\n Simple - 1\n Else - Exit\t";
 cin >> kod;
 if (kod <0 || kod > 1) return;
 cout << "\tInput n " ;
 cin >> n;
 switch(kod) {
 case 0:
 cout << "\tRecurs = " << Faktorial_R(a[i]) << endl;
 break;
 case 1:
 cout << "\tSimple = " << Faktorial(a[i]) << endl;
 break;
 }
 }
 }

  puts("\n Press any key ... ");
  getch();
  return 0;
  }

 int  Faktorial(int a[i]){
 for (i<0;i<n;i++){
 if (a[i]!=1 && a[i+1]=1 || a[i-1]=1) a[i]=0;
 return a[i];
 }}