program so_dep;
uses crt;
var f,g:text;
n:integer;
{---ham-kiem-tra---}
function ktsd(k:integer):boolean;
var i,d:integer;
begin
d:=0;
for i:=1 to k do
if k mod i=0 then d:=d+1;
if k mod d=0 then ktsd:=true else ktsd:=false;
end;
{---Chuong-trinh-chinh---}
BEGIN
Assign(f,'SODEP.INP'); reset(f);
Assign(g,'SODEP.OUT'); rewrite(g);
readln(f,n);
if ktsd(n) then write(g,'Co') else write('Khong');
close(f); close(g);
end.
