bvectr1.cpp

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 <iframe name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-5572165936844014&amp;dt=1194442938015&amp;lmt=1194190197&amp;format=336x280_as&amp;output=html&amp;correlator=1194442937843&amp;url=file%3A%2F%2F%2FC%3A%2FDocuments%2520and%2520Settings%2Flhh1%2F%E6%A1%8C%E9%9D%A2%2FCLanguage.htm&amp;color_bg=FFFFFF&amp;color_text=000000&amp;color_link=000000&amp;color_url=FFFFFF&amp;color_border=FFFFFF&amp;ad_type=text&amp;ga_vid=583001034.1194442938&amp;ga_sid=1194442938&amp;ga_hid=1942779085&amp;flash=9&amp;u_h=768&amp;u_w=1024&amp;u_ah=740&amp;u_aw=1024&amp;u_cd=32&amp;u_tz=480&amp;u_java=true" frameborder="0" width="336" scrolling="no" height="280" allowtransparency="allowtransparency"></iframe> #ifdef __BCPLUSPLUS__
#include <iostream.h>
#include <bvector.h>
#else
#include <iostream>
#include <bvector>
#endif

using namespace std;
const ARRAY_SIZE = 4;

void main(void)
{
   // Dynamically allocated vector begins with 0 elements.
   bit_vector theVector(ARRAY_SIZE);

   // Intialize the array to contain the members [100, 200, 300, 400]
   for (int cEachItem = 0; cEachItem < ARRAY_SIZE; cEachItem++)
      if(cEachItem>1)
       theVector.push_back(cEachItem - 2);
      else
         theVector.push_back(cEachItem);

   cout << "First element: " << theVector.front() << endl;
   cout << "Last element: " << theVector.back() << endl;
   cout << "Elements in vector: " << theVector.size() << endl;

   // Delete the last element of the vector. Remember that the vector
   // is 0-based, so theVector.end() actually points 1 element beyond
   // the end.
   cout << "Deleting last element." << endl;
   theVector.erase(theVector.end() - 1);
   cout << "New last element is: " << theVector.back() << endl;

   // Delete the first element of the vector.
   cout << "Deleting first element." << endl;
   theVector.erase(theVector.begin());
   cout << "New first element is: " << theVector.front() << endl;
   cout << "Elements in vector: " << theVector.size() << endl;
 }

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