criyle/codenet-compile-errors huggingface dataset:
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
 
int main(void){
 
  int N;
  cin >> N;
  vector<int> a(3*N);
  for (int i=0; i<3*N; i++) cin >> a[i];
 
  sort((a).begin(), (a).rend());
  long long sum =0;
  for (int i=0; i<N; i++){
    sum += a[ i*2 + 1 ];
  }
  
  cout << sum << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:7: error: no matching function for call to 'sort(std::vector<int>::iterator, std::vector<int>::reverse_iterator)'
   13 |   sort((a).begin(), (a).rend());
      |   ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algo.h:4762:5: note: candidate: 'template<class _RAIter> void std::sort(_RAIter, _RAIter)'
 4762 |     sort(_RandomAccessIterator __first, _RandomAccessIterator __last)
      |     ^~~~
/usr/include/c++/14/bits/stl_algo.h:4762:5: note:   template argument deduction/substitution failed:
a.cc:13:7: note:   deduced conflicting types for parameter '_RAIter' ('__gnu_cxx::__normal_iterator<int*, std::vector<int> >' and 'std::reverse_iterator<__gnu_cxx::__normal_iterator<int*, std::vector<int> > >')
   13 |   sort((a).begin(), (a).rend());
      |   ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:4793:5: note: candidate: 'template<class _RAIter, class _Compare> void std::sort(_RAIter, _RAIter, _Compare)'
 4793 |     sort(_RandomAccessIterator __first, _RandomAccessIterator __last,
      |     ^~~~
/usr/include/c++/14/bits/stl_algo.h:4793:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:86:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:292:1: note: candidate: 'template<class _ExecutionPolicy, class _RandomAccessIterator, class _Compare> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, void> std::sort(_ExecutionPolicy&&, _RandomAccessIterator, _RandomAccessIterator, _Compare)'
  292 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last, _Compare __comp);
      | ^~~~
/usr/include/c++/14/pstl/glue_algorithm_defs.h:292:1: note:   candidate expects 4 arguments, 2 provided
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: candidate: 'template<class _ExecutionPolicy, class _RandomAccessIterator> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, void> std::sort(_ExecutionPolicy&&, _RandomAccessIterator, _RandomAccessIterator)'
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note:   candidate expects 3 arguments, 2 provided
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <thread>
#include <sstream>
#include <unordered_set>
#include <future>
using namespace std;



int main()
{
  std::ios_base::sync_with_stdio(0);
  cin.tie(0);

  int n;
  cin >> n;
  std::vector<int> v(3 * n);

  for (auto& el : v) {
    cin >> el;
  }
  std::sort(v.begin(), v.end());
  int64_t sum = 0;
  for (int i = 3 * n - 2, j = 0; j < n; j++, i -= 2) {
    assert(i > 0);
    sum += v[i];
  }
  cout << sum << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:5: error: 'assert' was not declared in this scope
   27 |     assert(i > 0);
      |     ^~~~~~
a.cc:8:1: note: 'assert' is defined in header '<cassert>'; this is probably fixable by adding '#include <cassert>'
    7 | #include <future>
  +++ |+#include <cassert>
    8 | using namespace std;
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a,b;
  cin >> a ;
  int m=3*a;
  int k[m+2]={0};

  for(int i=0;i<m;i++){
    cin >> k[i];
  }
  sort(k,k+m,greater<int>());
  int sum=0;

  for(int i=1,j=0;i<2*a,j<n;i+=2,j++){
    sum+=k[i];
  }
  cout << sum << endl;
}


    
  


Compiler output:
a.cc: In function 'int main()':
a.cc:15:27: error: 'n' was not declared in this scope
   15 |   for(int i=1,j=0;i<2*a,j<n;i+=2,j++){
      |                           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a,b;
  cin >> a ;
  int m=3*a;
  int k[m+2]={0};

  for(int i=0;i<m;i++){
    cin >> k[i];
  }
  sort(k,k+m,greater<int>());
  int sum=0;

  for(int i=1,j=0;i<2*a,j<n;i+2,j++){
    sum+=k[i];
  }
  cout << sum << endl;
}


    
  


Compiler output:
a.cc: In function 'int main()':
a.cc:15:27: error: 'n' was not declared in this scope
   15 |   for(int i=1,j=0;i<2*a,j<n;i+2,j++){
      |                           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a,b;
  cin >> a ;
  int m=3*a;
  int k[m+2]={0};

  for(int i=0;i<m;i++){
    cin >> k[i];
  }
  sort(k,k+m,greater<int>());
  int sum=0;

  for(int i=1,j=0;;i<2*a,j<n;i+2,j++){
    sum+=k[i];
  }
  cout << sum << endl;
}


    
  


Compiler output:
a.cc: In function 'int main()':
a.cc:15:28: error: 'n' was not declared in this scope
   15 |   for(int i=1,j=0;;i<2*a,j<n;i+2,j++){
      |                            ^
a.cc:15:29: error: expected ')' before ';' token
   15 |   for(int i=1,j=0;;i<2*a,j<n;i+2,j++){
      |      ~                      ^
      |                             )
a.cc:15:30: error: 'i' was not declared in this scope
   15 |   for(int i=1,j=0;;i<2*a,j<n;i+2,j++){
      |                              ^
a.cc:15:34: error: 'j' was not declared in this scope
   15 |   for(int i=1,j=0;;i<2*a,j<n;i+2,j++){
      |                                  ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a,b;
  cin >> a ;
  int k[n]={};
  int m=3*a;
  for(int i=0;i<m;i++){
    cin >> k[i];
  }
  sort(k,k+m,greater<int>());
  cout << k[1] << endl;
}

    
  

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: 'n' was not declared in this scope
    6 |   int k[n]={};
      |         ^
a.cc:9:12: error: 'k' was not declared in this scope
    9 |     cin >> k[i];
      |            ^
a.cc:11:8: error: 'k' was not declared in this scope
   11 |   sort(k,k+m,greater<int>());
      |        ^
Language: C++

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

int main() {
  int N;
  cin >> N;
  vector<ll> A(3*N);
  for (int i = 0; i < 3*N; i++) cin >> A[i];
  sort(A.begin(), A.end());
  reverse(A.begin(), A>end());
  ll ans = 0;
  for (int i = 1; i <= 2*N; i++) {
    if (i % 2 == 1) ans += A[i];
  }
  cout << ans  << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:27: error: no matching function for call to 'end()'
   11 |   reverse(A.begin(), A>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
Language: C++

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

int main() {
  int N;
  cin >> N;
  vector<ll> A(3*N);
  for (int i = 0; i < 3*N; i++) cin >> A[i];
  sort(A.begin(), A.end());
  reverse(A.begin(), A>end());
  ll ans = 0;
  for (int i = 1; i <= 2*N; i += 2) ans += A[i];
  cout << ans  << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:27: error: no matching function for call to 'end()'
   11 |   reverse(A.begin(), A>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
Language: C++

#include<iostream>
#include<vector>
#include<algorithm>

using namespace std;

int main()
{
	int i
	long long int n;
	cin >> n;
	vector<long long int> a(n * 3);
	//cout << a.size();

	for(i=0; i<a.size(); i++)
		cin >> a[i];

	for(i=0; i<a.size(); i++){
		if(i + 1 == 3)
			sort(a.begin(), a.begin() + i); 
		 if((i + 1) % 3 == 0)
		 	sort(a.begin() + (i + 1) / 3 + 1, a.begin() + i);
		 /*   sort(a.begin(),a.begin() + a.size()/2 );
		    sort(a.begin() + a.size()/2 , a.end());
			*/
		}
	long long int sum = 0;
	for(i=1; i<a.size(); i+=3)
		sum += a[i];
	cout << sum << endl;	

}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: expected initializer before 'long'
   10 |         long long int n;
      |         ^~~~
a.cc:11:16: error: 'n' was not declared in this scope
   11 |         cin >> n;
      |                ^
a.cc:15:13: error: 'i' was not declared in this scope
   15 |         for(i=0; i<a.size(); i++)
      |             ^
a.cc:18:13: error: 'i' was not declared in this scope
   18 |         for(i=0; i<a.size(); i++){
      |             ^
a.cc:28:13: error: 'i' was not declared in this scope
   28 |         for(i=1; i<a.size(); i+=3)
      |             ^
Language: C++

#include iostream
using namespace std
int main()
{
 int n;
  cin>>n;
  ll a[3*n];
  for(int i=0;i<3*n;i++)
    cin>>a[i];
  sort(a,a+3*n);
  ll ans=0;
  for(int i=n;i<3*n;i=i+2)
    ans+=a[i];
  cout<<ans;
  return 0;
}

Compiler output:
a.cc:1:10: error: #include expects "FILENAME" or <FILENAME>
    1 | #include iostream
      |          ^~~~~~~~
a.cc:2:20: error: expected ';' before 'int'
    2 | using namespace std
      |                    ^
      |                    ;
    3 | int main()
      | ~~~                 
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin>>n;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #include iostream
a.cc:7:3: error: 'll' was not declared in this scope
    7 |   ll a[3*n];
      |   ^~
a.cc:9:10: error: 'a' was not declared in this scope
    9 |     cin>>a[i];
      |          ^
a.cc:10:8: error: 'a' was not declared in this scope
   10 |   sort(a,a+3*n);
      |        ^
a.cc:10:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   10 |   sort(a,a+3*n);
      |   ^~~~
      |   short
a.cc:11:5: error: expected ';' before 'ans'
   11 |   ll ans=0;
      |     ^~~~
      |     ;
a.cc:13:5: error: 'ans' was not declared in this scope
   13 |     ans+=a[i];
      |     ^~~
a.cc:14:3: error: 'cout' was not declared in this scope
   14 |   cout<<ans;
      |   ^~~~
a.cc:14:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:14:9: error: 'ans' was not declared in this scope
   14 |   cout<<ans;
      |         ^~~
Language: C++

#include <bits/stdc++.h>

#define rep(i, n) for(int i = 0; i <(int)(n); i++)

using namespace std;

int main(){
  int N;
  cin >> N;

  int num = 3 * N;

  int a[num];
  rep(i, num){
    cin >> a[i];
  }

  sort(a, a+num, greater<int>);

  int ans = 0;
  rep(i,N * 2){
    if(i % 2 == 1){
    ans += a[i];
    }
  }

  cout << ans << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:30: error: expected primary-expression before ')' token
   18 |   sort(a, a+num, greater<int>);
      |                              ^
Language: C++

#include <iostream>
#include <algorithm>

#define rep(i, n) for(int i = 0; i <(int)(n); i++)

using namespace std;

int main(){
  int N;
  cin >> N;

  int a[3N];
  rep(i, N){
    cin >> a[i];
  }

  sort(a, a+N);

  int ans = 0;
  rep(i,N){
    ans += a[N+i];
  }

  cout << ans << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: unable to find numeric literal operator 'operator""N'
   12 |   int a[3N];
      |         ^~
a.cc:14:12: error: 'a' was not declared in this scope
   14 |     cin >> a[i];
      |            ^
a.cc:17:8: error: 'a' was not declared in this scope
   17 |   sort(a, a+N);
      |        ^
Language: C++

#include <iostream>
#include <algorithm>

#difine rep(i, n) for(int i = 0; i <(int)(n); i++)

using namespace std;

int main(){
  int N;
  cin >> N;

  int a[3N];
  rep(i, N){
    cin >> a[i];
  }

  sort(a, a+N);

  int ans = 0;
  rep(i,N){
    ans += a[N+i];
  }

  cout << ans << endl;

  


}

Compiler output:
a.cc:4:2: error: invalid preprocessing directive #difine; did you mean #define?
    4 | #difine rep(i, n) for(int i = 0; i <(int)(n); i++)
      |  ^~~~~~
      |  define
a.cc: In function 'int main()':
a.cc:12:9: error: unable to find numeric literal operator 'operator""N'
   12 |   int a[3N];
      |         ^~
a.cc:13:7: error: 'i' was not declared in this scope
   13 |   rep(i, N){
      |       ^
a.cc:13:3: error: 'rep' was not declared in this scope
   13 |   rep(i, N){
      |   ^~~
a.cc:17:8: error: 'a' was not declared in this scope
   17 |   sort(a, a+N);
      |        ^
Language: C++

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

int main(){
    int N;
    cin >> N;
    int a[1000000];
    int ans = 0;
    for(int i = 0; i < 3N; i++){
        cin >> a[i];
    }

    sort(a,a + 3N, greater<int>());

    for(int i = 0; i < N ; i++){
        ans += a[1 + 2*i];
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:24: error: unable to find numeric literal operator 'operator""N'
    9 |     for(int i = 0; i < 3N; i++){
      |                        ^~
a.cc:13:16: error: unable to find numeric literal operator 'operator""N'
   13 |     sort(a,a + 3N, greater<int>());
      |                ^~
Language: C++

#define rrep(i,cc,n) for(long i=cc;i>n;--i)
using ll = long long;

int main() {
    int N;
    cin >> N;
    vector<ll> p(3*N);
    rep(i, 0, 3*N) cin >> p[i];

    sort(p.begin(),p.end());

    rep(i, 0, N) p.erase(p.begin());
    ll ans = 0;
    rep(i, 0, N){
        ans += p[0];
        p.erase(p.begin());
    }
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'cin' was not declared in this scope
    6 |     cin >> N;
      |     ^~~
a.cc:7:5: error: 'vector' was not declared in this scope
    7 |     vector<ll> p(3*N);
      |     ^~~~~~
a.cc:7:14: error: expected primary-expression before '>' token
    7 |     vector<ll> p(3*N);
      |              ^
a.cc:7:16: error: 'p' was not declared in this scope
    7 |     vector<ll> p(3*N);
      |                ^
a.cc:8:9: error: 'i' was not declared in this scope
    8 |     rep(i, 0, 3*N) cin >> p[i];
      |         ^
a.cc:8:5: error: 'rep' was not declared in this scope; did you mean 'rrep'?
    8 |     rep(i, 0, 3*N) cin >> p[i];
      |     ^~~
      |     rrep
a.cc:10:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   10 |     sort(p.begin(),p.end());
      |     ^~~~
      |     short
a.cc:18:5: error: 'cout' was not declared in this scope
   18 |     cout << ans << endl;
      |     ^~~~
a.cc:18:20: error: 'endl' was not declared in this scope
   18 |     cout << ans << endl;
      |                    ^~~~
Language: C

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>

int main(void) {

	int n, i, j, tmp, sum=0;
	long long int a[300005];

	scanf("%d", &n);

	for (i = 0; i < 3*n; i++) {
		scanf("%d", &a[i]);
	}

	qsort(a, 3*n, sizeof(long long), cmp);

	for (i = 1; i < 2*n; i += 2) {
		sum += a[i];
	}
	printf("%d", sum);

	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:16:42: error: 'cmp' undeclared (first use in this function); did you mean 'tmp'?
   16 |         qsort(a, 3*n, sizeof(long long), cmp);
      |                                          ^~~
      |                                          tmp
main.c:16:42: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

# Problem: https://atcoder.jp/contests/agc012/tasks/agc012_a
# Python 1st Try

import sys
# from collections import defaultdict
# import heapq,copy
# from collections import deque


def II(): return int(sys.stdin.readline())


def MI(): return map(int, sys.stdin.readline().split())


def LI(): return list(map(int, sys.stdin.readline().split()))


def LLI(rows_number): return [LI() for _ in range(rows_number)]


def solver(eachPoints):
    result = 0
    menbers = len(eachPoints)
    group = menbers // 3
    eachPoints.sort(reverse=False)
    print(eachPoints)
    useSkillList = []
    #  最初のグループ個だけカットしたリストを新規作成[0,1,2,3,4,5]->[2,3,4,5]
    for ui in range(group, menbers, +1):
        useSkillList.append(eachPoints[ui])
#    print("UseListOnly {}".format(useSkillList))
    # for pi in range(0, menbers):
    #    if pi // group == 1:
    #        print("Get Position -> {}={}".format(pi, eachPoints[pi]))
    #        result = result + eachPoints[pi]
    # algorithm
    for sum2pos in range(0, len(useSkillList), +2):
        result = useSkillList[sum2pos] + result
    return result


if __name__ == "__main__":
    _ = II()
    AI = LI()
    print("{}".format(solver(AI)))


Compiler output:
a.cc:1:3: error: invalid preprocessing directive #Problem
    1 | # Problem: https://atcoder.jp/contests/agc012/tasks/agc012_a
      |   ^~~~~~~
a.cc:2:3: error: invalid preprocessing directive #Python
    2 | # Python 1st Try
      |   ^~~~~~
a.cc:5:3: error: invalid preprocessing directive #from
    5 | # from collections import defaultdict
      |   ^~~~
a.cc:6:3: warning: #import is a deprecated GCC extension [-Wdeprecated]
    6 | # import heapq,copy
      |   ^~~~~~
a.cc:6:10: error: #import expects "FILENAME" or <FILENAME>
    6 | # import heapq,copy
      |          ^~~~~
a.cc:7:3: error: invalid preprocessing directive #from
    7 | # from collections import deque
      |   ^~~~
a.cc:29:8: error: invalid preprocessing directive #\U00006700\U0000521d\U0000306e\U000030b0\U000030eb\U000030fc\U000030d7\U0000500b\U00003060\U00003051\U000030ab\U000030c3\U000030c8\U00003057\U0000305f\U000030ea\U000030b9\U000030c8\U00003092\U000065b0\U0000898f\U00004f5c\U00006210
   29 |     #  最初のグループ個だけカットしたリストを新規作成[0,1,2,3,4,5]->[2,3,4,5]
      |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:32:6: error: invalid preprocessing directive #print
   32 | #    print("UseListOnly {}".format(useSkillList))
      |      ^~~~~
a.cc:33:7: error: invalid preprocessing directive #for
   33 |     # for pi in range(0, menbers):
      |       ^~~
a.cc:34: error: unterminated #if
   34 |     #    if pi // group == 1:
a.cc:4:1: error: 'import' does not name a type
    4 | import sys
      | ^~~~~~
a.cc:4:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

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

int main() {
  int N; cin >> N;
  vector<int> p(3N);
  for (int i=0; i<3N; i++) cin >> p[i];
  sort(p.begin(), p.end());
  int sum=0;
  for (int i=1; i<3N; i+=2) sum += p[i];
  cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:17: error: unable to find numeric literal operator 'operator""N'
    6 |   vector<int> p(3N);
      |                 ^~
a.cc:7:19: error: unable to find numeric literal operator 'operator""N'
    7 |   for (int i=0; i<3N; i++) cin >> p[i];
      |                   ^~
a.cc:10:19: error: unable to find numeric literal operator 'operator""N'
   10 |   for (int i=1; i<3N; i+=2) sum += p[i];
      |                   ^~
Language: C++


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

#define REP(i, n) for (ll (i) = 0 ; (i) < (ll)(n) ; ++(i))
#define REPN(i, m, n) for (ll (i) = m ; (i) < (ll)(n) ; ++(i))
#define REP_REV(i, n) for (ll (i) = (ll)(n) - 1 ; (i) >= 0 ; --(i))
#define REPN_REV(i, m, n) for (ll (i) = (ll)(n) - 1 ; (i) >= m ; --(i))

#define INF             2e9
#define INF_LL          1LL<<60
#define ll              long long
#define Ceil(x, n)      (((((x))+((n)-1))/n))
#define CeilN(x, n)     (((((x))+((n)-1))/n)*n)
#define FloorN(x, n)    ((x)-(x)%(n))
#define ALL(x)          (x).begin(),(x).end()
typedef pair<ll, ll>    P;

int main() {
    ll n, ans = 0;
    cin >> n;
    vector<ll> a(3*n);
    REP(i, 3*n) cin >> a[i];
    sort(ALL(a));

    REPN(i, n) {
        ans += a[2*i + 1];
    }

    cout << ans << endl;

    return 0;
}

Compiler output:
a.cc:26:14: error: macro "REPN" requires 3 arguments, but only 2 given
   26 |     REPN(i, n) {
      |              ^
a.cc:6:9: note: macro "REPN" defined here
    6 | #define REPN(i, m, n) for (ll (i) = m ; (i) < (ll)(n) ; ++(i))
      |         ^~~~
a.cc: In function 'int main()':
a.cc:26:5: error: 'REPN' was not declared in this scope
   26 |     REPN(i, n) {
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main(){
	int N;
    cin >> N;
    vector<int> v(3 * N);
    rep(i, N) cin >> v.at(i);
    
    sort(v.begin(), v.end(), greater<intf>());
    intf sum = 0;
    for(int i = 0; i < N; i ++){
        sum += v.at(2 * N + 1);
    }
    cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:38: error: 'intf' was not declared in this scope; did you mean 'rintf'?
   11 |     sort(v.begin(), v.end(), greater<intf>());
      |                                      ^~~~
      |                                      rintf
a.cc:11:42: error: template argument 1 is invalid
   11 |     sort(v.begin(), v.end(), greater<intf>());
      |                                          ^
a.cc:12:9: error: expected ';' before 'sum'
   12 |     intf sum = 0;
      |         ^~~~
      |         ;
a.cc:14:9: error: 'sum' was not declared in this scope
   14 |         sum += v.at(2 * N + 1);
      |         ^~~
a.cc:16:13: error: 'sum' was not declared in this scope
   16 |     cout << sum << endl;
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main(){
	int N;
    cin >> N;
    vector<int> v(3 * N);
    rep(i, N) cin >> v.at(i);
    
    sort(v.begin(), v.end(), greater<longlong>());
    longlong sum = 0;
    for(int i = 0; i < N; i ++){
        sum += v.at(2 * N + 1);
    }
    cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:38: error: 'longlong' was not declared in this scope
   11 |     sort(v.begin(), v.end(), greater<longlong>());
      |                                      ^~~~~~~~
a.cc:11:46: error: template argument 1 is invalid
   11 |     sort(v.begin(), v.end(), greater<longlong>());
      |                                              ^
a.cc:12:13: error: expected ';' before 'sum'
   12 |     longlong sum = 0;
      |             ^~~~
      |             ;
a.cc:14:9: error: 'sum' was not declared in this scope
   14 |         sum += v.at(2 * N + 1);
      |         ^~~
a.cc:16:13: error: 'sum' was not declared in this scope
   16 |     cout << sum << endl;
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main(){
	int N, NN, NNN;
    cin >> N;
    NN = 2 * N;
    NNN = 3 * N;
    vector<int> v(NNN);
    rep(i, N) cin >> v.at(i);
    
    sort(v.begin(), v.end(), greater<int>());
    rep (i, N){
        int sum += v.at(NN);
    }
    cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: expected initializer before '+=' token
   15 |         int sum += v.at(NN);
      |                 ^~
a.cc:17:13: error: 'sum' was not declared in this scope
   17 |     cout << sum << endl;
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main(){
	int N, 2N, 3N;
    cin >> N;
    2N = 2 * N;
    3N = 3 * N;
    vector<int> v(3N);
    rep(i, N) cin >> v.at(i);
    
    sort(v.begin(), v.end(), greater<int>());
    rep (i, N){
        int sum += v.at(2N);
    }
    cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:16: error: expected unqualified-id before numeric constant
    6 |         int N, 2N, 3N;
      |                ^~
a.cc:8:5: error: unable to find numeric literal operator 'operator""N'
    8 |     2N = 2 * N;
      |     ^~
a.cc:9:5: error: unable to find numeric literal operator 'operator""N'
    9 |     3N = 3 * N;
      |     ^~
a.cc:10:19: error: unable to find numeric literal operator 'operator""N'
   10 |     vector<int> v(3N);
      |                   ^~
a.cc:15:17: error: expected initializer before '+=' token
   15 |         int sum += v.at(2N);
      |                 ^~
a.cc:17:13: error: 'sum' was not declared in this scope
   17 |     cout << sum << endl;
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main{
	int N, 2N, 3N;
    cin >> N;
    2N = 2 * N;
    3N = 3 * N;
    vector<int> v(3N);
    rep(i, N) cin >> v.at(i);
    
    sort(v.begin(), v.end(), greater<int>());
    rep (i, N){
        int sum += v.at(2N);
    }
    cout << sum << endl;
}

Compiler output:
a.cc:5:5: error: cannot declare '::main' to be a global variable
    5 | int main{
      |     ^~~~
a.cc:6:9: error: expected primary-expression before 'int'
    6 |         int N, 2N, 3N;
      |         ^~~
a.cc:6:9: error: expected '}' before 'int'
a.cc:5:9: note: to match this '{'
    5 | int main{
      |         ^
a.cc:7:5: error: 'cin' does not name a type
    7 |     cin >> N;
      |     ^~~
a.cc:8:5: error: expected unqualified-id before numeric constant
    8 |     2N = 2 * N;
      |     ^~
a.cc:9:5: error: expected unqualified-id before numeric constant
    9 |     3N = 3 * N;
      |     ^~
a.cc:10:19: error: unable to find numeric literal operator 'operator""N'
   10 |     vector<int> v(3N);
      |                   ^~
a.cc:3:19: error: expected unqualified-id before 'for'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                   ^~~
a.cc:11:5: note: in expansion of macro 'rep'
   11 |     rep(i, N) cin >> v.at(i);
      |     ^~~
a.cc:11:9: error: 'i' does not name a type
   11 |     rep(i, N) cin >> v.at(i);
      |         ^
a.cc:3:34: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                  ^
a.cc:11:9: error: 'i' does not name a type
   11 |     rep(i, N) cin >> v.at(i);
      |         ^
a.cc:3:48: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                                ^
a.cc:13:9: error: expected constructor, destructor, or type conversion before '(' token
   13 |     sort(v.begin(), v.end(), greater<int>());
      |         ^
a.cc:3:19: error: expected unqualified-id before 'for'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                   ^~~
a.cc:14:5: note: in expansion of macro 'rep'
   14 |     rep (i, N){
      |     ^~~
a.cc:14:10: error: 'i' does not name a type
   14 |     rep (i, N){
      |          ^
a.cc:3:34: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                  ^
a.cc:14:10: error: 'i' does not name a type
   14 |     rep (i, N){
      |          ^
a.cc:3:48: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                                ^
a.cc:17:5: error: 'cout' does not name a type
   17 |     cout << sum << endl;
      |     ^~~~
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main{
	int N;
    cin >> N;
    vector<int> v(3*N);
    rep(i, N) cin >> v.at(i);
    
    sort(v.begin(), v.end(), greater<int>());
    rep (i, N){
        int sum += v.at(2*N);
    }
    cout << sum << endl;
}

Compiler output:
a.cc:5:5: error: cannot declare '::main' to be a global variable
    5 | int main{
      |     ^~~~
a.cc:6:9: error: expected primary-expression before 'int'
    6 |         int N;
      |         ^~~
a.cc:6:9: error: expected '}' before 'int'
a.cc:5:9: note: to match this '{'
    5 | int main{
      |         ^
a.cc:7:5: error: 'cin' does not name a type
    7 |     cin >> N;
      |     ^~~
a.cc:8:21: error: 'N' was not declared in this scope
    8 |     vector<int> v(3*N);
      |                     ^
a.cc:3:19: error: expected unqualified-id before 'for'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                   ^~~
a.cc:9:5: note: in expansion of macro 'rep'
    9 |     rep(i, N) cin >> v.at(i);
      |     ^~~
a.cc:9:9: error: 'i' does not name a type
    9 |     rep(i, N) cin >> v.at(i);
      |         ^
a.cc:3:34: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                  ^
a.cc:9:9: error: 'i' does not name a type
    9 |     rep(i, N) cin >> v.at(i);
      |         ^
a.cc:3:48: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                                ^
a.cc:11:9: error: expected constructor, destructor, or type conversion before '(' token
   11 |     sort(v.begin(), v.end(), greater<int>());
      |         ^
a.cc:3:19: error: expected unqualified-id before 'for'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                   ^~~
a.cc:12:5: note: in expansion of macro 'rep'
   12 |     rep (i, N){
      |     ^~~
a.cc:12:10: error: 'i' does not name a type
   12 |     rep (i, N){
      |          ^
a.cc:3:34: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                  ^
a.cc:12:10: error: 'i' does not name a type
   12 |     rep (i, N){
      |          ^
a.cc:3:48: note: in definition of macro 'rep'
    3 | #define rep(i, n) for(int i = 0; i < (int)(n); i++)
      |                                                ^
a.cc:15:5: error: 'cout' does not name a type
   15 |     cout << sum << endl;
      |     ^~~~
a.cc:16:1: error: expected declaration before '}' token
   16 | }
      | ^
Language: C++

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

int main() {
  int N;
  cin >>N;
  vector<int> vec(3*N);
  for(int i=0;i < 3*N;i++){
    cin >>vec[i];
  }
  int sum =0;
  for(int i=0;i < 3*N;i++){
    for(int j=0;j < 3*N && i != j;j++){
      for(int k=0;k < 3*N && k != i && k != j;k++){
        if((vec[i] <= vec[j] && vec[j] <= vec[k]) || (vec[k] <= vec[j] && vec[j] <= vec[i])){
          sum += vec[j];
          vec.erace(vec.begin()+j);
        }
        else if ((vec[i] <= vec[k] && vec[k] <= vec[j]) || (vec[j] <= vec[k] && vec[k] <= vec[i])){
          sum += vec[k];
          vec.erace(vec.begin()+k);
        }
        else{
          sum += vec[i];
          vec.erace(vec.begin()+i);
        }
      }
    }
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   19 |           vec.erace(vec.begin()+j);
      |               ^~~~~
      |               erase
a.cc:23:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   23 |           vec.erace(vec.begin()+k);
      |               ^~~~~
      |               erase
a.cc:27:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   27 |           vec.erace(vec.begin()+i);
      |               ^~~~~
      |               erase
Language: C++

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

int main() {
  int N;
  cin >>N;
  vector<int> vec(3*N);
  for(int i=0;i < 3*N;i++){
    cin >>vec[i];
  }
  int sum =0;
  for(int i=0;i < 3*N;i++){
    for(int j=0;j < 3*N && i != j;j++){
      for(int k=0;k < 3*N && k != i && k != j;k++){
        if((vec[i] <= vec[j] && vec[j] <= vec[k]) || (vec[k] <= vec[j] && vec[j] <= vec[i])){
          sum += vec[j];
          vec.erace(vec.begin()+j);
        }
        else if ((vec[i] <= vec[k] && vec[k] <= vec[j]) || (vec[j] <= vec[k] && vec[k] <= vec[i])){
          sum += vec[k];
          vec.erace(vec.begin()+k);
        }
        else{
          sum += vec[i];
          vec.erace(vec.begin()+i);
        }
      }
    }
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   18 |           vec.erace(vec.begin()+j);
      |               ^~~~~
      |               erase
a.cc:22:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   22 |           vec.erace(vec.begin()+k);
      |               ^~~~~
      |               erase
a.cc:26:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   26 |           vec.erace(vec.begin()+i);
      |               ^~~~~
      |               erase
Language: C++

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

int main() {
  int N;
  cin >>N;
  vector<int> vec(3*N);
  for(int i=0;i < 3*N;i++){
    cin >>vec[i];
  }
  int sum =0;
  for(int i=0;i < 3*N;i++){
    for(int j=0;j < 3*N && i != j;j++){
      for(int k=0;k < 3*N && k != i && k != j;k++){
        if((vec[i] <= vec[j] && vec[j] <= vec[k]) || (vec[k] <= vec[j] && vec[j] <= vec[i])){
          sum += vec[j];
          vec.erace(vec.begin()+j);
        }
        else if ((vec[i] <= vec[k] && vec[k] <= vec[j]) || (vec[j] <= vec[k] && vec[k] <= vec[i])){
          sum += vec[k];
          vec.erace(vec.begin()+k);
        }
        else{
          sum += vec[i];
          vec.erace(vec.begin()+i);
        }
      }
    }
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   17 |           vec.erace(vec.begin()+j);
      |               ^~~~~
      |               erase
a.cc:21:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   21 |           vec.erace(vec.begin()+k);
      |               ^~~~~
      |               erase
a.cc:25:15: error: 'class std::vector<int>' has no member named 'erace'; did you mean 'erase'?
   25 |           vec.erace(vec.begin()+i);
      |               ^~~~~
      |               erase
Language: C++

#include<iostream>
#include<algorithm>

using namespace std;

using ll = long long;

int main() {
    int n, a;
    cin >> n;
    vector<int> input(n*3);
    for (int i=0; i<n*3; ++i) {
        cin >> a;
        input[i] = a;
    }
    sort(input.begin(), input.end());
    ll sum = 0;
    for (int i=n; i<n*3; i+=2) {
        sum += input[i];
    }
    cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'vector' was not declared in this scope
   11 |     vector<int> input(n*3);
      |     ^~~~~~
a.cc:3:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    2 | #include<algorithm>
  +++ |+#include <vector>
    3 | 
a.cc:11:12: error: expected primary-expression before 'int'
   11 |     vector<int> input(n*3);
      |            ^~~
a.cc:14:9: error: 'input' was not declared in this scope; did you mean 'int'?
   14 |         input[i] = a;
      |         ^~~~~
      |         int
a.cc:16:10: error: 'input' was not declared in this scope; did you mean 'int'?
   16 |     sort(input.begin(), input.end());
      |          ^~~~~
      |          int
Language: C++

#include <iostream>
#
using namespace std;

int main(){
  int n;
  cin>>n;
  int a[3*n];
  for(int i=0;i<3*n;i++){
    cin>>a[i];
  }
  
  int sum=0;
  for(int i=0;i<n;i++){
    sort(a+3*i,a+3*i+2);
    sum+=a[3*i+1];
  }
  
  cout<<sum<<endl;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:15:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   15 |     sort(a+3*i,a+3*i+2);
      |     ^~~~
      |     short
Language: C++

#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
int main() {
    ll N,A; cin >> N;
    ll sum = 0;
    vector<ll> array;
    for(ll i = 0;i < N*3;i++){
        cin >> A;
        array.push_back(A);
    }
    
    sort(array.begin(),array.end());
    
    for(int i = 1; i < 2*n+1; i += 2) sum += a[i];
    
    cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:26: error: 'n' was not declared in this scope
   15 |     for(int i = 1; i < 2*n+1; i += 2) sum += a[i];
      |                          ^
a.cc:15:46: error: 'a' was not declared in this scope
   15 |     for(int i = 1; i < 2*n+1; i += 2) sum += a[i];
      |                                              ^
Language: C++

#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
int main() {
    ll N,A; cin >> N;
    ll sum = 0;
    vector<ll> array;
    for(ll i = 0;i < N*3;i++){
        cin >> A;
        array.push_back(A);
    }
    
    sort(array.begin(),array.end());
    
    for(int i = 1; i < 2*n+1; i += 2) ans += a[i];
    
    cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:26: error: 'n' was not declared in this scope
   15 |     for(int i = 1; i < 2*n+1; i += 2) ans += a[i];
      |                          ^
a.cc:15:39: error: 'ans' was not declared in this scope; did you mean 'abs'?
   15 |     for(int i = 1; i < 2*n+1; i += 2) ans += a[i];
      |                                       ^~~
      |                                       abs
a.cc:15:46: error: 'a' was not declared in this scope
   15 |     for(int i = 1; i < 2*n+1; i += 2) ans += a[i];
      |                                              ^
Language: C++

N=int(input())
A=list(map(int,input().split()))
A.sort(reverse=True)

sm=[]
count=0
for i in range(3*N):
    if count==N:
        break
    if i%2==1:
        sm.append(A[i])
        count+=1

ans=sum(sm)
print(ans)

Compiler output:
a.cc:1:1: error: 'N' does not name a type
    1 | N=int(input())
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    int N;
    int i,j=0;k=0;
    cin>>N;
    vector<int> vec(3*N);
    int countA=0;
    for(i=0;i<3*N;i++ ){
    cin>>vec.at(i);
    }
    sort(vec.begin(),vec.end());
    i=3*N-1;
    while(k<N){
    if(j%2!=0){
    countA+=vec.at(i);
    k++;}
    i--;
    j++;}
    cout<<countA<<endl;
    }




Compiler output:
a.cc: In function 'int main()':
a.cc:5:15: error: 'k' was not declared in this scope
    5 |     int i,j=0;k=0;
      |               ^
Language: C++

#include <iostream>
#include <algorithm>
using namespace std;

int main () {
  int N;
  cin >> N;
  vector<int> a(3 * N, 0);
  
  for (int i=0;i<N*3;++i) {
    cin >> a[i];
  }
  sort(a.begin(), a.end(), greater<int>());
  long sum = 0;
  for (int i=0;i<N;++i) {
    sum += a[2 * i + 1];
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'vector' was not declared in this scope
    8 |   vector<int> a(3 * N, 0);
      |   ^~~~~~
a.cc:3:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    2 | #include <algorithm>
  +++ |+#include <vector>
    3 | using namespace std;
a.cc:8:10: error: expected primary-expression before 'int'
    8 |   vector<int> a(3 * N, 0);
      |          ^~~
a.cc:11:12: error: 'a' was not declared in this scope
   11 |     cin >> a[i];
      |            ^
a.cc:13:8: error: 'a' was not declared in this scope
   13 |   sort(a.begin(), a.end(), greater<int>());
      |        ^
Language: C++

#include<iostream>
#include <string>
#include <vector>
#include <algorithm>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define INF 1000000;

using ll = long long;
using namespace std;

int main(){
    int n; cin >> n;
    int tri=3*n
    ll a[tri];
    rep(i, tri) cin >> a[i];
    sort(a, a+tri);
    rep(i, tri) cout << a[i] << endl;
    ll power_max=0;
    rep(i, n){
        power_max += a[n+i];
    }
    cout << power_max << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:5: error: expected ',' or ';' before 'll'
   14 |     ll a[tri];
      |     ^~
a.cc:15:24: error: 'a' was not declared in this scope
   15 |     rep(i, tri) cin >> a[i];
      |                        ^
a.cc:16:10: error: 'a' was not declared in this scope
   16 |     sort(a, a+tri);
      |          ^
Language: C++

//#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
/*using namespace std;
using ll = long long;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define all(v) v.begin(), v.end()
#define allr(v) v.rbegin(), v.rend()*/


int main() {
  long long int n, ans = 0;
 
  scanf("%lld", &n);
 
  vector<long long int> a(3 * n);
 
  for (int i = 0; i < 3 * n; i++)
  {
    scanf("%lld", &a[i]);
}
    sort(a.begin(), a.end(), greater<int>());
 
  for (int i = 0; i < n; i++)
  {
    ans += a[2 * i + 1];
  }
 
  printf("%lld", ans);
}



Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'vector' was not declared in this scope
   15 |   vector<long long int> a(3 * n);
      |   ^~~~~~
a.cc:15:3: note: suggested alternatives:
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:2:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:15:10: error: expected primary-expression before 'long'
   15 |   vector<long long int> a(3 * n);
      |          ^~~~
a.cc:19:20: error: 'a' was not declared in this scope
   19 |     scanf("%lld", &a[i]);
      |                    ^
a.cc:21:10: error: 'a' was not declared in this scope
   21 |     sort(a.begin(), a.end(), greater<int>());
      |          ^
a.cc:21:30: error: 'greater' was not declared in this scope; did you mean 'std::greater'?
   21 |     sort(a.begin(), a.end(), greater<int>());
      |                              ^~~~~~~
      |                              std::greater
In file included from /usr/include/c++/14/string:49,
                 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/stl_function.h:353:12: note: 'std::greater' declared here
  353 |     struct greater;
      |            ^~~~~~~
a.cc:21:38: error: expected primary-expression before 'int'
   21 |     sort(a.begin(), a.end(), greater<int>());
      |                                      ^~~
a.cc:21:5: error: 'sort' was not declared in this scope; did you mean 'std::sort'?
   21 |     sort(a.begin(), a.end(), greater<int>());
      |     ^~~~
      |     std::sort
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: 'std::sort' declared here
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
Language: C++

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

int main() {
  int N;
  cin>>N;
  vector<int> p(3N);
for (int i = 0; i < 3N; i++) {
  cin >> p.at(i);
}
  sort(p.begin(), p.end());
  int Z=0;
  for(int i=N;i<2N;i++){
    Z+=p.at(i);
  }
  cout<<Z<<endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:17: error: unable to find numeric literal operator 'operator""N'
    7 |   vector<int> p(3N);
      |                 ^~
a.cc:8:21: error: unable to find numeric literal operator 'operator""N'
    8 | for (int i = 0; i < 3N; i++) {
      |                     ^~
a.cc:13:17: error: unable to find numeric literal operator 'operator""N'
   13 |   for(int i=N;i<2N;i++){
      |                 ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin >> n;
  int N = 3 * n;
  vector<int> a(N);
  for (int i = 0; i < N; i++) cin >> a[i];

  sort(a.begin(), a.end(), greater<int>());
  int ans = 0;
  for (int i = 1; i <= n; i++){
    int m = 2 * i - 1
    ans += a[m];
  }

  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:5: error: expected ',' or ';' before 'ans'
   14 |     ans += a[m];
      |     ^~~