#includ<iostream>
usig namespae std;
int s;
int main()
{
freopen("p1032.in","r",stdin);
freopen("p1032.out","w",stdout);
c>>s;
if((s%10!=0)&&(s%4==0)||(s%400==0))
cou<<"yes"<<endl;
else
cout<<"no"<<endl;
fclose(stdin);
fclose(stdout);
return 0;
}
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