2015级C++第14周程序阅读 STL中的简单容器和迭代器-白红宇

阅读并运行程序，解释程序执行得到的结果

(1)

#include
     
      #include
      
       #include
       
        using namespace std;int main(){    vector
        
          ivec;    int i;    for(i = 0; i < 5; i++ )        ivec.push_back(i);    for(i = 0; i < 5; i++)        cout<
         
          <<"  ";    cout<

(cout, " ")); cout<

(2)

#include 
     
      #include 
      
       using namespace std;int main(){    vector
       
         intList;    vector
        
         ::iterator listIt;    int i;    intList.push_back(1);    intList.push_back(5);    intList.push_back(10);    intList.push_back(15);    cout<<"Line 1: List Elements: ";    for(i=0; i<4; i++)        cout<
         
          <<"    ";    cout<

(3)

#include 
     
      #include 
      
       #include 
       
        #include 
        
         using namespace std;int main(){    int ia[5] = {
    1,2,3,4};    list
         
           id(ia, ia+4);    ostream_iterator
          
            outite(cout, " "); copy(id.begin(), id.end(), outite); cout << endl; copy(ia+1, ia+2, front_inserter(id)); copy(id.begin(), id.end(), outite); cout << endl; copy(ia+3, ia+4, back_inserter(id)); copy(id.begin(), id.end(), outite); cout << endl; list
           
            ::iterator ite = find(id.begin(), id.end(), 3); copy(ia+0, ia+2, inserter(id, ite)); copy(id.begin(), id.end(), outite); cout << endl; copy(id.rbegin(), id.rend(), outite); cout << endl; return 0;}