Problem	topical
User	dm
Submission Time	2025-03-18 11:47:11
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

topical.cpp: In function ‘int main()’:
topical.cpp:9:5: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
9 | cin >> n >> k;
| ^~~
| std::cin
In file included from topical.cpp:1:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
60 | extern istream cin; /// Linked to standard input
| ^~~
topical.cpp:10:5: error: ‘vector’ was not declared in this scope
10 | vector<vector<int>> r(n, vector<int>(k));
| ^~~~~~
topical.cpp:10:5: 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,
from topical.cpp:2:<