Language: C++

#include <bits/stdc++.h>
using namespace std;
#define REP(i, init, n) for(int i = (int)(init); i < (int)(n); i++)

#define vi vector<int>
#define vl vector<long>
#define vvi vector<vector<int>>
#define vvl vector<vector<long>>
#define pint pair<int, int>
#define plong pair<long, long>


long N, M, Q;
vvl Que(Q, vi (4));

long dfs(vi A, int Next){
    if(A.size() == N){
        long point = 0;
        REP(i, 0, Q){
            if(A[Que[i][1]] - A[Que[i][0]] == Que[i][2]) point += Que[i][3];
        }
        return point;
    }else{
        long max_p = 0;
        for(long n = Next; n <= 10; n++){
            vi B;
            copy(A.begin(), A.end(), back_inserter(B));
            B.push_back(n);
            max_p = max(max_p , dfs(B, n));
        }
        return max_p;
    }
}

int main() {
    cin>>N>>M>>Q;
    Que.resize(Q);
    REP(i, 0, Q){
        Que[i].resize(4);
    }
    vl A;

    REP(i, 0, Q){
        long a, b, c, d;
        cin >> a >> b >> c >> d;
        a--; b--;
        Que[i][0] = a;
        Que[i][1] = b;
        Que[i][2] = c;
        Que[i][3] = d;
    }
    long max = dfs(A, 0);
    cout << max << endl;
}

Compiler output:
a.cc:14:18: error: no matching function for call to 'std::vector<std::vector<long int> >::vector(long int&, std::vector<int>)'
   14 | vvl Que(Q, vi (4));
      |                  ^
In file included from /usr/include/c++/14/vector:66,
                 from /usr/include/c++/14/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_vector.h:707:9: note: candidate: 'template<class _InputIterator, class> std::vector<_Tp, _Alloc>::vector(_InputIterator, _InputIterator, const allocator_type&) [with <template-parameter-2-2> = _InputIterator; _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >]'
  707 |         vector(_InputIterator __first, _InputIterator __last,
      |         ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:707:9: note:   template argument deduction/substitution failed:
a.cc:14:18: note:   deduced conflicting types for parameter '_InputIterator' ('long int' and 'std::vector<int>')
   14 | vvl Que(Q, vi (4));
      |                  ^
/usr/include/c++/14/bits/stl_vector.h:678:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::initializer_list<_Tp>, const allocator_type&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; allocator_type = std::allocator<std::vector<long int> >]'
  678 |       vector(initializer_list<value_type> __l,
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:678:43: note:   no known conversion for argument 1 from 'long int' to 'std::initializer_list<std::vector<long int> >'
  678 |       vector(initializer_list<value_type> __l,
      |              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_vector.h:659:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, std::__type_identity_t<_Alloc>&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; std::__type_identity_t<_Alloc> = std::allocator<std::vector<long int> >]'
  659 |       vector(vector&& __rv, const __type_identity_t<allocator_type>& __m)
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:659:23: note:   no known conversion for argument 1 from 'long int' to 'std::vector<std::vector<long int> >&&'
  659 |       vector(vector&& __rv, const __type_identity_t<allocator_type>& __m)
      |              ~~~~~~~~~^~~~
/usr/include/c++/14/bits/stl_vector.h:640:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::false_type) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; allocator_type = std::allocator<std::vector<long int> >; std::false_type = std::false_type]'
  640 |       vector(vector&& __rv, const allocator_type& __m, false_type)
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:640:7: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_vector.h:635:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::true_type) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; allocator_type = std::allocator<std::vector<long int> >; std::true_type = std::true_type]'
  635 |       vector(vector&& __rv, const allocator_type& __m, true_type) noexcept
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:635:7: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_vector.h:624:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&, std::__type_identity_t<_Alloc>&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; std::__type_identity_t<_Alloc> = std::allocator<std::vector<long int> >]'
  624 |       vector(const vector& __x, const __type_identity_t<allocator_type>& __a)
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:624:28: note:   no known conversion for argument 1 from 'long int' to 'const std::vector<std::vector<long int> >&'
  624 |       vector(const vector& __x, const __type_identity_t<allocator_type>& __a)
      |              ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_vector.h:620:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >]'
  620 |       vector(vector&&) noexcept = default;
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:620:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_vector.h:601:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >]'
  601 |       vector(const vector& __x)
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:601:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_vector.h:569:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(size_type, const value_type&, const allocator_type&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; size_type = long unsigned int; value_type = std::vector<long int>; allocator_type = std::allocator<std::vector<long int> >]'
  569 |       vector(size_type __n, const value_type& __value,
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:569:47: note:   no known conversion for argument 2 from 'std::vector<int>' to 'const std::vector<std::vector<long int> >::value_type&' {aka 'const std::vector<long int>&'}
  569 |       vector(size_type __n, const value_type& __value,
      |                             ~~~~~~~~~~~~~~~~~~^~~~~~~
/usr/include/c++/14/bits/stl_vector.h:556:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(size_type, const allocator_type&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; size_type = long unsigned int; allocator_type = std::allocator<std::vector<long int> >]'
  556 |       vector(size_type __n, const allocator_type& __a = allocator_type())
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:556:51: note:   no known conversion for argument 2 from 'std::vector<int>' to 'const std::vector<std::vector<long int> >::allocator_type&' {aka 'const std::allocator<std::vector<long int> >&'}
  556 |       vector(size_type __n, const allocator_type& __a = allocator_type())
      |                             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:542:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const allocator_type&) [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >; allocator_type = std::allocator<std::vector<long int> >]'
  542 |       vector(const allocator_type& __a) _GLIBCXX_NOEXCEPT
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:542:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_vector.h:531:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector() [with _Tp = std::vector<long int>; _Alloc = std::allocator<std::vector<long int> >]'
  531 |       vector() = default;
      |       ^~~~~~
/usr/include/c++/14/bits/stl_vector.h:531:7: note:   candidate expects 0 arguments, 2 provided
a.cc: In function 'int main()':
a.cc:52:20: error: could not convert 'A' from 'vector<long int>' to 'vector<int>'
   52 |     long max = dfs(A, 0);
      |                    ^
      |                    |
      |                    vector<long int>