const max=99999;
var a:array[1..max] of integer;
    n,i,j,k:integer;
begin
randomize;
readln(n);
for i:=1 to n do
 begin
  a[i]:=random(10);
  write(a[i],' ');
 end;
writeln;
i:=1;
while i<=n do
 begin
  j:=i+1;
  while j<=n do
   begin
    if a[j]=a[i] then
     begin
      for k:=j to n-1 do
      a[k]:=a[k+1];
      n:=n-1;
      end
     else j:=j+1;
   end;
  i:=i+1;
 end;
for i:=1 to n do
write(a[i],' ');
end.