练习1.4
一.变量
#include<iostream>
using namespace std;
int main(void)
{
string first_name,last_name;
cout<<"Please enter your first name: ";
cin>>first_name;
cout<<"hi, "<<first_name
<<" Please enter you last name:";
cin>>last_name;
return 0;
}
二.array
string name[2];
cout<<"Please enter your first name: ";
cin>>name[0];
cout<<"hi, "<<name[0]
<<" Please enter you last name:";
cin>>name[1];
三.vector
vector<string>name(2);
cout<<"Please enter your first name: ";
cin>>name[0];
cout<<"hi, "<<name[0]
<<" Please enter you last name:";
cin>>name[1];
cout<<endl;
cout<<"Hello, "
<<name[0]<<' ' <<name[1]
<<" ... and goodbye!\n";
这个示例展示了如何使用C++处理用户输入的姓名,通过字符串变量、数组和向量来存储和显示。程序首先请求用户输入名字和姓氏,然后分别用变量、数组和向量进行存储,并输出问候语。
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