chapter11-9.cpp

C++STL程序员开发指南

//文件名:CHAPTER11-9.cpp
#include <vector>
#include <algorithm>
#include <iostream>
int main( ) 
{
   using namespace std;
   vector <int> v1;
   vector <int>::iterator Iter1;
   int i;
   for ( i = 0 ; i <= 9 ; i++ ) { v1.push_back( 5 * i );}
   cout << "Vector v1 = ( " ;
   for ( Iter1 = v1.begin( ) ; Iter1 != v1.end( ) ; Iter1++ ) cout << *Iter1 << " ";
   cout << ")" << endl;
   // Fill the last 5 positions with a value of 2
   fill( v1.begin( ) + 5, v1.end( ), 2 );
   cout << "Modified v1 = ( " ;
   for ( Iter1 = v1.begin( ) ; Iter1 != v1.end( ) ; Iter1++ ) cout << *Iter1 << " ";
   cout << ")" << endl;
fill_n( v1.begin( ) + 5, 5, 20 );
   cout << "Modified v1 = ( " ;
   for ( Iter1 = v1.begin( ) ; Iter1 != v1.end( ) ; Iter1++ ) cout << *Iter1 << " ";
   cout << ")" << endl;
}