Problem	party_noi
User	Ant1234567890
Submission Time	2025-06-12 12:10:15
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

party_noi.cpp: In function ‘int main()’:
party_noi.cpp:5:2: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
5 | cin>>n;
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:75,
from party_noi.cpp:1:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
60 | extern istream cin; /// Linked to standard input
| ^~~
party_noi.cpp:6:2: error: ‘vector’ was not declared in this scope
6 | vector<int>A[n];
| ^~~~~~
party_noi.cpp:6:2: note: suggested alternatives:
In file included from /usr/include/c++/9/vector:67,
from /usr/include/c++/9/functional:62,
from /usr/include/c++/9/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/9/algorithm:71,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,