#include <iostream>
#include <string>
using std::string;
using std::cout;
using std::cin;
using std::endl;
int main ()
{
string s;
cout << "请输入你的姓名:" << endl;
//cin >> s;//cin见到第一个空格就不再读取了,
//cin >> s2;// 这要读取第一个空格后面的字符,
getline(cin,s);//getline 读取一行,
cout << s << endl;
//cout << s2 << endl;
return 0;
}