C++ primer(第五版） 练习 3.36 个人code

#include <iostream>
#include <vector>
#include <iterator>

using std::cout;
using std::cin;
using std::endl;
using std::begin;
using std::end;
using std::vector;
using std::string;

int main()
{
int num1[] = { 1, 1, 2, 3, 5, 8, 13, 21, 34, 55 };
int num2[] = { 1, 1, 2, 3, 5, 8, 13, 21, 34, 55 };
vector<string> vt1 = { "Hello,Glad to meet you!" };
vector<string> vt2 = { "hi,me too!" };

//以下是比较两个数组
unsigned num1_len=0, num2_len=0;

for (auto a : num1)
num1_len++;
for (auto b : num2)
num2_len++;

if (num1_len != num2_len)
{
cout << "num1和num2不相等" << endl;
}
else
{

for (size_t i = 0; i < num1_len; i++)
{
if (num1[i] != num2[i])
{
cout << "num1和num2不相等" << endl;
break;
}

}
cout << "num1和num2相等" << endl;
}

//以下是比较两个vector
if (vt1 == vt2)
{
cout << "vt1和vt2不相等" << endl;
}
if (vt1 > vt2)
{
cout << "vt1大于vt2" << endl;
}
if (vt1 < vt2)
{
cout << "vt1小于vt2" << endl;
}

return 0;

}