Problem	eexploration
User	hwy
Submission Time	2023-07-01 18:20:27
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

eexploration.cpp: In function ‘int main()’:
eexploration.cpp:30:16: error: no matching function for call to ‘std::vector<std::vector<int> >::push_back(int&)’
30 | v.push_back(a);
| ^
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 eexploration.cpp:1:
/usr/include/c++/9/bits/stl_vector.h:1184:7: note: candidate: ‘void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = std::vector<int>; _Alloc = std::allocator<std::vector<int> >; std::vector<_Tp, _Alloc>::value_type = std::vector<int>]’
1184 | push_back(const value_type& __x)
| ^~~~~~~~~
/usr/include/c++/9/bits/s