program sramoc(input,output);
var m,n,b,c,i:longint;
k,a:qword;
f,g:boolean;
l:set of 0..10;
begin
 assign(input,'sramoc.in');
 reset(input);
 assign(output,'sramoc.out');
 rewrite(output);
 readln(m,n);
 for i:=0 to m-1 do
   l:=l+[i];
 g:=false;
 i:=1;
 while not g do
  begin
   inc(k,n);
   a:=k;
   g:=true;
   while (a<>0)and g do
    begin
     if not(a mod 10 in l) then g:=false;
     a:=a div 10;
    end
  end;
 writeln(k);
 close(input);
 close(output);
end.