1664不会，哪个大神把我解答一下
char a=92;
输出a就是输出\
望采纳！
核心代码：
cout<<"\\n "; cout<<"\\t "; cout<<"\\r "; cout<<"\\";
cout<<"\\n \\t \\r \\";
char a=92,s=110,d=116,f=114; cout<<a<<s<<" "<<a<<d<<" "<<a<<f<<" "<<a;
