var
n:longint;
begin
readln(n);
if ((n mod 4=0)and(n mod 100<>0))or((n mod 100=0)and(n mod 400=0)) then writeln('yes')
else writeln('no');
end.
/**************************************************************
	Problem: 1646
	User: admin
	Language: Pascal
	Result: Wrong Answer
****************************************************************/