set_symmetric_difference的用法

最新推荐文章于 2022-12-03 08:30:00 发布

zhuxin

最新推荐文章于 2022-12-03 08:30:00 发布

阅读量1.6k

点赞数

分类专栏： C++ 文章标签： iterator include

C++ 专栏收录该内容

131 篇文章

订阅专栏

#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
int main (void)
{
    int first[] = {5,10,15,20,25};
    int second[] = {50,40,30,20,10};
    vector<int> v(10);                           // 0  0  0  0  0  0  0  0  0  0
    vector<int>::iterator it;
    sort (first,first+5);     //  5 10 15 20 25
    sort (second,second+5);   // 10 20 30 40 50
    it=set_symmetric_difference (first, first+5, second, second+5, v.begin());
    // 5 15 25 30 40 50  0  0  0  0
    cout << "symmetric difference has " << int(it - v.begin()) << " elements.\n";
    return 0;
}