cout<<"\n\t\t**************************************\n" ;
cout<<"\t\t\t 1、按降序排序\n\t\t\t 2、按升序排序" ;
cout<<"\n\t\t**************************************\n\n\t 请选择：" ;
cin>>y ;
if(y == 1)
{
for(p = Head->next ; p != End ; p = p->next)
for(k = p->next ; k != End ; k = k->next)
{
if(p->english < k->english)
StudentMassage::Swap(p , k) ;
}
cout<<"\n\t\t排序完成！"<<endl ;
StudentMassage::Display() ;
getch() ;
}
else
{
for(p = Head->next ; p != End ; p = p->next)
for(k = p->next ; k != End ; k = k->next)
{
if(p->english > k->english)
StudentMassage::Swap(p , k) ;
}
cout<<"\n\t\t排序完成！"<<endl ;
StudentMassage::Display() ;
getch() ;
}
} ; break ;
case 4:
{
cout<<"\n\t\t**************************************\n" ;
cout<<"\t\t\t 1、按降序排序\n\t\t\t 2、按升序排序" ;
cout<<"\n\t\t**************************************\n\n\t 请选择：" ;
cin>>y ;
if(y == 1)
{
for(p = Head->next ; p != End ; p = p->next)
for(k = p->next ; k != End ; k = k->next)
{
if(p->sum < k->sum)
StudentMassage::Swap(p , k) ;