Problem	gecko
User	2Princes1Lance
Submission Time	2023-12-17 00:26:48
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

gecko.cpp: In function ‘int main()’:
gecko.cpp:6:5: error: ‘ios_base’ has not been declared
6 | ios_base::sync_with_stdio(false); cin.tie(nullptr);
| ^~~~~~~~
gecko.cpp:6:39: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
6 | ios_base::sync_with_stdio(false); cin.tie(nullptr);
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:75,
from gecko.cpp:1:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
60 | extern istream cin; /// Linked to standard input
| ^~~
gecko.cpp:10:5: error: ‘vector’ was not declared in this scope
10 | vector<vector<int>> arr(h, vector<int>(w, 0));
| ^~~~~~
gecko.cpp:10:5: note: suggested alternatives:
In file included from /usr/include/c++/9/vecto