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Код: Выделить всё

#include <iterator>
#include "conio.h"
#include <iostream>
#include <set>
#include <algorithm>
#include <vector>
using namespace std;
typedef set<int,less<int> >settype;
settype operator*(const settype &S, const settype &T)
{ settype I;
settype::iterator
 firstS=S.begin(),lastS=S.end(),firstT=T.begin(),lastT=T.end(),i=I.begin();
 while(firstS!=lastS&&firstT!=lastT)
 {
  if(*firstS<*firstT)++firstS;else
  if(*firstT<*firstS)++firstT;else
   {
   i=I.insert(i,*firstS++);
  ++firstT;
  }
   }
return I;
}
settype operator-(const settype &S, const settype &T)
{ settype U;
 settype::iterator
 firstS=S.begin(),lastS=S.end(),firstT=T.begin(),lastT=T.end(),i=U.begin();
 while(firstS!=lastS&&firstT!=lastT)
  i=U.insert(i,(*firstS<*firstT? *firstS--: *firstT--));
  while(firstS!=lastS)i=U.insert(i,*firstS--);
   while(firstT!=lastT)i=U.insert(i,*firstT--);

  return U;
  }
  void out(const char *s, const settype&S)
  {
   cout<<s;
   copy(S.begin(),S.end(),ostream_iterator<int>(cout,"  "));
   cout<<endl;
   }
   int bd()
   {
   int aT[5];
   for(int i=0;i<5;i++){
   cout<<"Mn 1  element :";cin>>aT[i];
   }
   int aS[5];
    for(int i=0;i<5;i++){
   cout<<"Mn 2  element :";cin>>aS[i];
   }

   settype S(aS,aS+5),
           T(aT,aT+5);
     out("S=  ",S);
     out("T=  ",T);
     out("S*T =",S*T);
     out("S-T =",S-T);
      getch();

     return 0;
     }
      int main()
      {
             try{
      bd();
  }
  catch(...)
  {
       cout<<"situciy";
       getch();
        }
       return 0;
       }