list对象指针与指针类型list

 #include <string>
 #include <cctype>
 #include <algorithm>
 #include <iostream>
 #include <list>
 using namespace std;
 class Base{
 public:
         int data;
         Base(int y):data(y){}
 };
 Base *pt(int x){
         Base *tmp = new Base(x);
         return tmp;
 }
 int main()
 {

         string str("ceshi andx 123 benjing");
         int x = 0;
         char first[6] = {0};
         char last[16] = {0};
         char mid[16] = {0};
         int ret = sscanf(str.c_str(), "%s%s%d%s", first, mid, &x, last);
         cout << ret <<  " first:" << first << " mid:" << mid << " x:" << x << " last:" << last << endl;

         //int指针类型的list
         list<int *> intptr;
         int *tmp = new int[];
         for(int i=; i<; i++){
                 tmp[i] = i;
                 intptr.push_back(&tmp[i]);
         }
         list<int *>::iterator liter;
         for(liter  = intptr.begin(); liter != intptr.end(); ++liter)
                 cout << **liter << endl;
         for (std::list<int*>::iterator it = intptr.begin(); it != intptr.end();it++)
         {
                 //delete &it; //error
         }
         delete[] tmp;

         //以下list对象指针均建立在堆上，需要new/delete结合申请与释放
         //list元素为基本数据类型的对象指针
         list<int> *ptr = new list<int>[2];
         ptr->push_back(2);
         ptr->push_back(3);
         list<int>::iterator iter;
         for(iter  = ptr->begin(); iter != ptr->end(); ++iter)
                 cout << *iter << endl;
         delete[] ptr;
         //list元素为自定义类型的对象指针
         list<Base> *pBase = new list<Base>[5];
         Base ba(4);
         Base bb(5);
         pBase->push_back(ba);
         pBase->push_back(bb);
         list<Base>::iterator iterb;
         for(iterb  = pBase->begin(); iterb != pBase->end(); ++iterb)
                 cout << (*iterb).data << endl;
         delete[] pBase;

 }