C++ STL transform

#include<iostream>
#include<vector>
#include <list>
#include <algorithm>
#include <functional>

using namespace std;


int main()
{
  vector<int> vec1;
  list<int> list1;

  for (int k=0;k<10;k++)
  {
    vec1.push_back(k);
  }

  vector<int>::iterator vec_iter1;
  for (vec_iter1 = vec1.begin();vec_iter1 != vec1.end();++vec_iter1)
  {
    cout << *vec_iter1 << " ";
  }
  cout << endl;
  cout << "------------------------------------------------------" << endl;

  transform(vec1.begin(),vec1.end(),vec1.begin(),negate<int>());
  for (vec_iter1 = vec1.begin(); vec_iter1 != vec1.end(); ++vec_iter1)
  {
    cout << *vec_iter1 << " ";
  }
  cout << endl;
  cout << "------------------------------------------------------" << endl;
  
  system("pause");
  return 0;
}

=====================================================

0 1 2 3 4 5 6 7 8 9
------------------------------------------------------
0 -1 -2 -3 -4 -5 -6 -7 -8 -9
------------------------------------------------------
请按任意键继续. . .

 

 

posted @ 2019-06-12 09:52  西北逍遥  阅读(430)  评论(0编辑  收藏  举报