Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int x,y,a,b,c;
  cin >> x >> y >> a >> b >> c;
  
  vector<int> p(a);
  for(int i=0; i<a; i++){
    cin >> p[i];
  }
  vector<int> q(b);
  for(int i=0; i<b; i++){
    cin >> q[i];
  }
  vector<int> r(c);
  for(int i=0; i<c; i++){
    cin >> r[i];
  }
  
  sort(p.begin(),p.end());
  sort(q.beghin(),q,end());
  sort(r.begin(),r.end());
  
  int ip = a - x;
  int iq = b - y;
  for(int i=c-1; i>=0; i--){
    if(p[ip] <= q[iq]){
      if(r[i] > p[ip]){
        p[ip] = r[i];
        if(ip < a-1) ip++;
      }
    }
    else{
      if(r[i] > q[iq]){
        q[iq] = r[i];
        if(iq < b-1) iq++;
      }
    }
    if(r[i-1] <= min(p[ip],q[iq])) break;
  }
  
  int ans = 0;
  for(int i=a-1; i>a-x; i--){
    ans += p[i];
  }
  for(int i=b-1; i<b-y; i--){
    ans += q[i];
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:10: error: 'class std::vector<int>' has no member named 'beghin'; did you mean 'begin'?
   22 |   sort(q.beghin(),q,end());
      |          ^~~~~~
      |          begin
a.cc:22:24: error: no matching function for call to 'end()'
   22 |   sort(q.beghin(),q,end());
      |                     ~~~^~
In file included from /usr/include/c++/14/bits/algorithmfwd.h:39,
                 from /usr/include/c++/14/bits/stl_algo.h:59,
                 from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/initializer_list:99:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
   99 |     end(initializer_list<_Tp> __ils) noexcept
      |     ^~~
/usr/include/c++/14/initializer_list:99:5: note:   candidate expects 1 argument, 0 provided
In file included from /usr/include/c++/14/string:53,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/range_access.h:74:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(_Container&)'
   74 |     end(_Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/14/bits/range_access.h:74:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/range_access.h:85:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(const _Container&)'
   85 |     end(const _Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/14/bits/range_access.h:85:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/range_access.h:106:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
  106 |     end(_Tp (&__arr)[_Nm]) noexcept
      |     ^~~
/usr/include/c++/14/bits/range_access.h:106:5: note:   candidate expects 1 argument, 0 provided
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/valarray:1249:5: note: candidate: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
 1249 |     end(valarray<_Tp>& __va) noexcept
      |     ^~~
/usr/include/c++/14/valarray:1249:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/valarray:1265:5: note: candidate: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
 1265 |     end(const valarray<_Tp>& __va) noexcept
      |     ^~~
/usr/include/c++/14/valarray:1265:5: note:   candidate expects 1 argument, 0 provided