#include?
#include?
#include?
#include?
#pragma?comment?（lib“ws2_32.lib“）
int?main?（int?argc?char?*argv[]）
{
????int?iportFromiportTo;
????int?testsocket;
????int?iopenedport?=?0;
????struct?sockaddr_in?target_addr;
????WSADATA?wsaData;
????WORD?wVersionRequested=MAKEWORD（11）;
????if?（argc?<=?3）
????{
????????cout?<????????exit（1）;
????}
????if?（atoi?（argv[2]）?>?atoi?（argv[3]））
????{
????????cout?<????????exit（1）;
????}
????else
????{
????????if?（WSAStartup?（wVersionRequested??&wsaData）?）
????????{
????????????cout?<????????????exit（1）;
????????}
????????iportFrom=atoi?（argv[2]）;
????????iportTo=atoi?（argv[3]）;
????????for?（int?i=iportFrom;?i?<=?iportTo;?i++）
????????{
????????????cout?<