Question

printf("*\n",m); 用C++中的cout语句应该怎么写?

五层楼了我还没有满意答案!

Answer 1

cout<<"*\n";

printf("*\n",m); 本身就是错误的

Answer 2

cout<<"*"<<"\n"<<m;

Answer 3

cout<<m<<endl;

Answer 4

cout<<"*"<<endl;
cout<<m;

Answer 5

std::cout<< "*\n";