Problem	globalwarming
User	yc
Submission Time	2025-08-11 09:27:12
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

globalwarming.cpp: In function ‘int main()’:
globalwarming.cpp:3:2: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
3 | cout<<3;
| ^~~~
| std::cout
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:75,
from globalwarming.cpp:1:
/usr/include/c++/9/iostream:61:18: note: ‘std::cout’ declared here
61 | extern ostream cout; /// Linked to standard output
| ^~~~