C++ primer(第五版） 练习 3.32 个人code

#include <iostream>
#include <vector>
#include <cstddef>

using std::cout;
using std::endl;
using std::vector;

int main()
{
int v1[10] = {};
int v2[10] = {};
vector<int> vt1;
int index = 0;
for (auto &a : v1)
a = index++;

cout << "V1的元素内容为：" << endl;
for (auto b : v1)
cout << b << " ";

cout << endl;

//拷贝v1给v2
for (size_t i = 0; i < 10; ++i)
{
v2[i] = v1[i];
}

cout << "v2的元素内容为：" << endl;
for (auto &c : v2)
cout << c << " ";

cout << endl;

//把v1的值拷贝给 vector vt1
for (auto &d : v1)
vt1.push_back(d);

cout << "vt1容器内元素的值为：" << endl;
for (auto e : vt1)
cout << e << " ";

cout << endl;

return 0;
}