Language: C++

#include<bits/stdc++.h>
#define V vector
#define W V<long>
using namespace std;long E,a,b;W S(V<W>p){if(!E)return{1,0};V<V<W>>T(2);for(W x:p){T[x[1]&1].push_back({x[0]/2,x[1]/2});if(x[0]&1)T[x[1]&1].push_back({x[0]/2,++x[1]/2});}for(long i;i<2;i++){a=0;for(W x:T[!i])a^=(2*x[0]+x[1])%3+1;if(!a){E--;W A=S(T[i]);A[0]*=2;A[1]*=2;A[1]+=i;return A;}}for(W&v:p)v[0]++;W A=S(p);A[0]--;return A;}int main(){cin>>E;V<W>p(E);while(E--,cin>>a>>b)p[E]={a+M,b+M};E=70;W x=S(p);E=2e17;cout<<x[0]-E<<" "<<x[1]-E;}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:386: error: 'M' was not declared in this scope
    4 | using namespace std;long E,a,b;W S(V<W>p){if(!E)return{1,0};V<V<W>>T(2);for(W x:p){T[x[1]&1].push_back({x[0]/2,x[1]/2});if(x[0]&1)T[x[1]&1].push_back({x[0]/2,++x[1]/2});}for(long i;i<2;i++){a=0;for(W x:T[!i])a^=(2*x[0]+x[1])%3+1;if(!a){E--;W A=S(T[i]);A[0]*=2;A[1]*=2;A[1]+=i;return A;}}for(W&v:p)v[0]++;W A=S(p);A[0]--;return A;}int main(){cin>>E;V<W>p(E);while(E--,cin>>a>>b)p[E]={a+M,b+M};E=70;W x=S(p);E=2e17;cout<<x[0]-E<<" "<<x[1]-E;}
      |                                                                                                                                                                                                                                                                                                                                                                                                  ^
a.cc:4:391: error: no match for 'operator=' (operand types are '__gnu_cxx::__alloc_traits<std::allocator<std::vector<long int> >, std::vector<long int> >::value_type' {aka 'std::vector<long int>'} and '<brace-enclosed initializer list>')
    4 | using namespace std;long E,a,b;W S(V<W>p){if(!E)return{1,0};V<V<W>>T(2);for(W x:p){T[x[1]&1].push_back({x[0]/2,x[1]/2});if(x[0]&1)T[x[1]&1].push_back({x[0]/2,++x[1]/2});}for(long i;i<2;i++){a=0;for(W x:T[!i])a^=(2*x[0]+x[1])%3+1;if(!a){E--;W A=S(T[i]);A[0]*=2;A[1]*=2;A[1]+=i;return A;}}for(W&v:p)v[0]++;W A=S(p);A[0]--;return A;}int main(){cin>>E;V<W>p(E);while(E--,cin>>a>>b)p[E]={a+M,b+M};E=70;W x=S(p);E=2e17;cout<<x[0]-E<<" "<<x[1]-E;}
      |                                                                                                                                                                                                                                                                                                                                                                                                       ^
In file included from /usr/include/c++/14/vector:72,
                 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/vector.tcc:210:5: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long int; _Alloc = std::allocator<long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const std::vector<long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
In file included from /usr/include/c++/14/vector:66:
/usr/include/c++/14/bits/stl_vector.h:766:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long int; _Alloc = std::allocator<long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_vector.h:788:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long int; _Alloc = std::allocator<long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::initializer_list<long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~