????1????????i????????????c++????????????????????????Ч??????????
????????????е??????????????????????Ч?????????????????????gdb????????
????2????????????????????++iЧ?????i++?????????????????????????????
Operator Operator::operator++()
{
++value;    //??????????
return *this;
}
Operator Operator::operator++(int)
{
Operator temp;
temp.value=value;
value++;
return temp;
}
??????++??????????????????????????????????????????????е??????????Ч????????????????????