chapter11-13.cpp

C++STL程序员开发指南

//文件名:CHAPTER11-13.cpp
#include <vector>
#include <algorithm>
#include <iostream>
int main( ) {
   using namespace std;
   vector <int> v1;
   vector <int>::iterator Iter1, Iter2, new_end;
   int i;
   for ( i = 0 ; i <= 9 ; i++ ) {v1.push_back( i );}
   int ii;
   for ( ii = 0 ; ii <= 3 ; ii++ ) {v1.push_back( 7 ); }
   random_shuffle ( v1.begin( ), v1.end( ) );
   cout << "Vector v1 is ( " ;
   for ( Iter1 = v1.begin( ) ; Iter1 != v1.end( ) ; Iter1++ ) cout << *Iter1 << " ";
   cout << ")." << endl;
   // Remove elements with a value of 7
   new_end = remove ( v1.begin( ), v1.end( ), 7 );
   cout << "Vector v1 with value 7 removed is ( " ;
   for ( Iter1 = v1.begin( ) ; Iter1 != v1.end( ) ; Iter1++ ) cout << *Iter1 << " ";
   cout << ")." << endl;
   // To change the sequence size, use erase
   v1.erase (new_end, v1.end( ) );
   cout << "Vector v1 resized with value 7 removed is ( " ;
   for ( Iter1 = v1.begin( ) ; Iter1 != v1.end( ) ; Iter1++ ) cout << *Iter1 << " ";
   cout << ")." << endl;
}