1、string读取某一行,然后按空格分隔吹每一个string
int main()
{
string line,b;
getline(cin,line);
stringstream ss(line);
while(ss>>b) {
cout<<b<<endl;
}
}
2、getline分界符重载,以及无限读取
int main()
{
string s;
while(getline(cin,s,'#'))
//默认换行为enter,这里重载成#
cout<<s<<"$";
}