Problem	greeting
User	NoynYT
Submission Time	2025-03-27 16:13:24
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

greeting.cpp: In function ‘int main()’:
greeting.cpp:2:18: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
2 | int main(){int n;cin>>n;cout<<n<<" ni hao, xin nian kuai le!";}
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:75,
from greeting.cpp:1:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
60 | extern istream cin; /// Linked to standard input
| ^~~
greeting.cpp:2:25: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
2 | int main(){int n;cin>>n;cout<<n<<" ni hao, xin nian kuai le!";}
| ^~~~
| std::cout
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:75,
from greeting.cpp:1:
/usr/include/c++/9/iostream