Problem	1402
User	shenshiqi
Submission Time	2025-11-17 18:52:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

1402.cpp: In function ‘int main()’:
1402.cpp:3:2: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
3 | cout << 0 << "\n";
| ^~~~
| std::cout
In file included from 1402.cpp:1:
/usr/include/c++/9/iostream:61:18: note: ‘std::cout’ declared here
61 | extern ostream cout; /// Linked to standard output
| ^~~~