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

#include<iostream>
//#include<fstream>
#include<vector>

using namespace std;

int main(){
	
	ifstream fin;
	fin.open("input.txt");

	int M, T, P, R;//input
	int m, t, p, j;//input

	int time[50];	//経過時間
	int solve[50];	//正解数
	int miss[50][10];	//間違えた数
	int count;
	vector<int> v,s;//解けた問題数ごとに...
	
	while(true){
		for (int i = 0; i < 50; i++){//初期化
			for (int k = 0; k < 10; k++)miss[i][k] = 0;
			time[i] = solve[i] = 0;
		}
		M = T = P = R = m = t = p = j = 0;

		cin >> M >> T >> P >> R;
		if (M == 0)break;

		while (R > 0){//結果計算
			R--;
			cin >> m >> t >> p >> j;
			t--;
			if (j == 0){
				time[t] += m;
				time[t] += miss[t][p] * 20;
				solve[t]++;
			}
			else miss[t][p]++;
		}
		
		for (int i = 0; i < T; i++){
			cout << "チーム" << i+1 << endl << " 経過時間：" << time[i] << " 回答数：" << solve[i];
			cout << endl;
		}
		

		//以下ソート
		count = 0;//初期化
		for (int i = 0; i < T; i++)if (count < solve[i])count = solve[i];

		while (count >= 0){
			for (int i = 0; i < T; i++)if (count == solve[i]){
				v.push_back(i);//countだけ解けたチームを記憶
				s.push_back(time[i]);//解けたチームの時間を記憶
			}

			//バブルソート
			if (s.size() > 1){
				for (int i = 0; i < (int)v.size() - 1; i++)
					for (int k = (int)v.size() - 1; k > i; k--){
						if (s[k] > s[k - 1]){
							int tmp = s[k];
							int temp = v[k];

							s[k] = s[k - 1];
							v[k] = v[k - 1];
							
							s[k - 1] = tmp;
							v[k - 1] = temp;
						}
					}
			}
			if (v.size() > 1){
				for (int i = 0; i < (int)v.size() - 1; i++)
					for (int k = (int)v.size() - 1; k > i; k--)
						if (s[k] == s[k - 1] && v[k] < v[k - 1]){
							int tmp = v[k];
							v[k] = v[k - 1];
							v[k - 1] = tmp;
						}
			}
			//ソート終了

			//output
			while (v.size() > 2){
				if (s[v.size() - 1] == s[v.size() - 2]/* || s[v.size()] == s[v.size() - 1]*/)
					cout << v.back() + 1 << '=';
				else cout << v.back() + 1 << ",";
				v.pop_back();
			}
			if (v.size() == 2){//最後の二つだけ例外処理

				if (s[1] == s[0])
					 cout << v.back()+1 << "=";
				else cout << v.back()+1 << ',';
					v.pop_back();
					cout << v.back()+1;
					if (s[v.size()-1] != 0)cout << ',';
					v.pop_back();
			}
			if (v.size() == 1){
				cout << v.back()+1 << ',';
				v.pop_back();
			}
			v.clear();
			s.clear();
			count--;
		}
		cout << endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: aggregate 'std::ifstream fin' has incomplete type and cannot be defined
    9 |         ifstream fin;
      |                  ^~~
a.cc:4:1: note: 'std::ifstream' is defined in header '<fstream>'; this is probably fixable by adding '#include <fstream>'
    3 | #include<vector>
  +++ |+#include <fstream>
    4 |
Language: C++


	int M, T, P, R;
	cin >> M >> T >> P >> R;

	vector<Team> teams(T, Team(P));

	for (int i = 0; i < T; ++i) {
		teams[i].num = i + 1;
	}

	for (int i = 0; i < R; ++i) {
		int m, t, p, j;
		cin >> m >> t >> p >> j;

		// judge is incorrect.
		if (j != 0) {
			teams[t - 1].incorrects[p - 1]++;
			continue;
		}

		// judge is correct.
		teams[t - 1].corrects[p - 1] = 1;

		int time = m + teams[t - 1].incorrects[p - 1] * 20;
		teams[t - 1].time = time;
	}

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

	int time = 0;
	for (int i = 0; i < teams.size(); ++i) {
		auto&& t = teams[i];
		
		int c = count(t.corrects.begin(), t.corrects.end(), 1);
		

		if (i == teams.size() - 1) {
			cout << t.num << endl;
			break;
		}

		auto&& nt = teams[i + 1];

		int nc = count(nt.corrects.begin(), nt.corrects.end(), 1);

		if (c == nc && nt.time == t.time) {
			cout << t.num << '=';
		}
		else {
			cout << t.num << ',';
		}
	}

Compiler output:
a.cc:3:9: error: 'cin' does not name a type
    3 |         cin >> M >> T >> P >> R;
      |         ^~~
a.cc:5:9: error: 'vector' does not name a type
    5 |         vector<Team> teams(T, Team(P));
      |         ^~~~~~
a.cc:7:9: error: expected unqualified-id before 'for'
    7 |         for (int i = 0; i < T; ++i) {
      |         ^~~
a.cc:7:25: error: 'i' does not name a type
    7 |         for (int i = 0; i < T; ++i) {
      |                         ^
a.cc:7:32: error: expected unqualified-id before '++' token
    7 |         for (int i = 0; i < T; ++i) {
      |                                ^~
a.cc:11:9: error: expected unqualified-id before 'for'
   11 |         for (int i = 0; i < R; ++i) {
      |         ^~~
a.cc:11:25: error: 'i' does not name a type
   11 |         for (int i = 0; i < R; ++i) {
      |                         ^
a.cc:11:32: error: expected unqualified-id before '++' token
   11 |         for (int i = 0; i < R; ++i) {
      |                                ^~
a.cc:28:13: error: expected constructor, destructor, or type conversion before '(' token
   28 |         sort(teams.begin(), teams.end());
      |             ^
a.cc:31:9: error: expected unqualified-id before 'for'
   31 |         for (int i = 0; i < teams.size(); ++i) {
      |         ^~~
a.cc:31:25: error: 'i' does not name a type
   31 |         for (int i = 0; i < teams.size(); ++i) {
      |                         ^
a.cc:31:43: error: expected unqualified-id before '++' token
   31 |         for (int i = 0; i < teams.size(); ++i) {
      |                                           ^~
Language: C++

#include <iostream>
#include <queue>
#include <tuple>
#include <map>
#include <set>

using namespace std;

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

struct Team {
	int no, time;
	map<int, int> wa;
	set<int> ac;
	Team() : time(0) {}
	bool operator < (Team &other) {
		if (ac.size() == other.ac.size()) {
			if (time == other.time) {
				return no < other.no;
			}
			return time > other.time;
		}
		return ac.size() < other.ac.size();
	}
	bool operator == (Team &other) {
		return ac.size() == other.ac.size() && time == other.time;
	}
};

int main() {
	int M, T, P, R;
	while (cin >> M >> T >> P >> R && M) {
		vector<Team> teams(T);
		rep(i, T) {
			teams[i].no = i + 1;
		}
		rep(i, R) {
			int m, t, p, j;
			cin >> m >> t >> p >> j;
			t--;
			if (j == 0) {
				teams[t].time += teams[t].wa[p] * 20 + m;
				teams[t].ac.insert(p);
			}
			else {
				teams[t].wa[p]++;
			}
		}
		sort(teams.begin(), teams.end());
		reverse(teams.begin(), teams.end());
		rep(i, T-1) {
			cout << teams[i].no;
			if (teams[i] == teams[i + 1]) {
				cout << "=";
			}else{
				cout << ",";
			}
		}
		cout << teams.back().no << endl;
	}

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:49:17: error: 'sort' was not declared in this scope; did you mean 'short'?
   49 |                 sort(teams.begin(), teams.end());
      |                 ^~~~
      |                 short
a.cc:50:17: error: 'reverse' was not declared in this scope
   50 |                 reverse(teams.begin(), teams.end());
      |                 ^~~~~~~
Language: C++

#include <iostream>
#include <queue>
#include <tuple>
#include <map>
#include <set>

using namespace std;

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

struct Team {
	int no, time;
	map<int, int> wa;
	set<int> ac;
	Team() : time(0) {}
	bool operator < (const Team &other) {
		if (ac.size() == other.ac.size()) {
			if (time == other.time) {
				return no < other.no;
			}
			return time > other.time;
		}
		return ac.size() < other.ac.size();
	}
	bool operator == (const Team &other) {
		return ac.size() == other.ac.size() && time == other.time;
	}
};

int main() {
	int M, T, P, R;
	while (cin >> M >> T >> P >> R && M) {
		vector<Team> teams(T);
		rep(i, T) {
			teams[i].no = i + 1;
		}
		rep(i, R) {
			int m, t, p, j;
			cin >> m >> t >> p >> j;
			t--;
			if (j == 0) {
				teams[t].time += teams[t].wa[p] * 20 + m;
				teams[t].ac.insert(p);
			}
			else {
				teams[t].wa[p]++;
			}
		}
		sort(teams.begin(), teams.end());
		reverse(teams.begin(), teams.end());
		rep(i, T-1) {
			cout << teams[i].no;
			if (teams[i] == teams[i + 1]) {
				cout << "=";
			}else{
				cout << ",";
			}
		}
		cout << teams.back().no << endl;
	}

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:49:17: error: 'sort' was not declared in this scope; did you mean 'short'?
   49 |                 sort(teams.begin(), teams.end());
      |                 ^~~~
      |                 short
a.cc:50:17: error: 'reverse' was not declared in this scope
   50 |                 reverse(teams.begin(), teams.end());
      |                 ^~~~~~~
Language: C++

#include<iostream>
#include<queue>
#include<string>
#include<stack>
#include<cstdio>
#include<algorithm>

using namespace std;

int main(void)
{
  int m,t,p,r;
  int i,j;
  int mi,ti,pi,ji;
  int rank[55][2]=0;
  int miss[55][10]={};
  int max[10][50]={};
  int num[10]={};

  while(1){
    cin>>m>>t>>p>>r;
    if(r==0)break;
    for(i=0;i<r;i++){
      cin>>mi>>ti>>pi>>ji;
      if(ji==0){
        rank[ti][0]=mi+miss[ti][pi]*20;
        rank[ti][1]++;
      }else{
        miss[ti][pi]++;
      }
    }

    max[rank[1][1]][0]=1;

    for(i=1;i<t;i++){
      max[rank[i][1]][num[rank[i][1]]]=i;
      num[rank[i][1]]++;
      sort(max[rank[i][1]],max[rank[i][1]]+num[rank[i][1]]);
    }
    for(i=10;i>0;i--){
      for(j=num[i];j>0;j--){
        cout<<max[i][j];
        if(rank[max[i][j]][0]

    }

  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:19: error: array must be initialized with a brace-enclosed initializer
   15 |   int rank[55][2]=0;
      |                   ^
a.cc:43:30: error: expected ')' before '}' token
   43 |         if(rank[max[i][j]][0]
      |           ~                  ^
      |                              )
   44 | 
   45 |     }
      |     ~                         
a.cc:45:5: error: expected primary-expression before '}' token
   45 |     }
      |     ^
a.cc:48:2: error: expected '}' at end of input
   48 | }
      |  ^
a.cc:11:1: note: to match this '{'
   11 | {
      | ^
Language: C++

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

#define rep(i, n) for (int i = 0; i < (n); i++)
#define REP(i, s, n) for (int i = (s); i < (n); i++)
#define all(co) begin(co), end(co)

int main() {
	int m,t,p,r;
while (cin >> m >> t >> p >> r && m) {
	vector<vector<int>> v(t, vector<int>(p));
	rep(i, r) {
		int m, t, p, j; cin >> m >> t >> p >> j;
		t--;
		if (j == 0) {
			if(v[t][p] == 0) v[t][p] = m;
			else v[t][p] = m + -v[t][p] * 20;
		}
		else v[t][p]--;
	}
	map<int, vector<int>> rank;
	rep(i, t) {
		int s = -accumulate(all(v[i]), 0);
		if(rank.count(s)) rank[s].push_back(i + 1);
		else rank.emplace(s, vector<int>{i+1});
	}
	for(auto it = rank.begin(); it != --rank.end(); it++) {
		rep(i, it->size() - 1) cout << it->at(i) << '=';
		cout << it->back();
		cout << ',';
	}
	{
		auto it = --rank.end();
		rep(i, it->size() - 1) cout << it->at(i) << '=';
		cout << it->back();
	}
	cout << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:28: error: 'struct std::pair<const int, std::vector<int> >' has no member named 'size'
   28 |                 rep(i, it->size() - 1) cout << it->at(i) << '=';
      |                            ^~~~
a.cc:4:40: note: in definition of macro 'rep'
    4 | #define rep(i, n) for (int i = 0; i < (n); i++)
      |                                        ^
a.cc:28:52: error: 'struct std::pair<const int, std::vector<int> >' has no member named 'at'
   28 |                 rep(i, it->size() - 1) cout << it->at(i) << '=';
      |                                                    ^~
a.cc:29:29: error: 'struct std::pair<const int, std::vector<int> >' has no member named 'back'
   29 |                 cout << it->back();
      |                             ^~~~
a.cc:34:28: error: 'struct std::pair<const int, std::vector<int> >' has no member named 'size'
   34 |                 rep(i, it->size() - 1) cout << it->at(i) << '=';
      |                            ^~~~
a.cc:4:40: note: in definition of macro 'rep'
    4 | #define rep(i, n) for (int i = 0; i < (n); i++)
      |                                        ^
a.cc:34:52: error: 'struct std::pair<const int, std::vector<int> >' has no member named 'at'
   34 |                 rep(i, it->size() - 1) cout << it->at(i) << '=';
      |                                                    ^~
a.cc:35:29: error: 'struct std::pair<const int, std::vector<int> >' has no member named 'back'
   35 |                 cout << it->back();
      |                             ^~~~
a.cc:38:2: error: expected '}' at end of input
   38 | }
      |  ^
a.cc:8:12: note: to match this '{'
    8 | int main() {
      |            ^
Language: C++

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

#define rep(i, n) for (int i = 0; i < (n); i++)
#define REP(i, s, n) for (int i = (s); i < (n); i++)
#define all(co) begin(co), end(co)

int main() {
	int m,t,p,r;
while (cin >> m >> t >> p >> r && m) {
	vector<vector<int>> v(t, vector<int>(p));
	rep(i, r) {
		int m, t, p, j; cin >> m >> t >> p >> j;
		t--;
		if (j == 0) {
			if(v[t][p] == 0) v[t][p] = m;
			else v[t][p] = m + -v[t][p] * 20;
		}
		else v[t][p]--;
	}
	map<int, vector<int>> rank;
	rep(i, t) {
		int s = -accumulate(all(v[i]), 0);
		if(rank.count(s)) rank[s].push_back(i + 1);
		else rank.emplace(s, vector<int>{i+1});
	}
	for(auto it = rank.begin(); it != --rank.end(); it++) {
		auto& v = it->second;
		rep(i, v.size() - 1) cout << v.at(i) << '=';
		cout << v.back();
		cout << ',';
	}
	{
		auto it = --rank.end();
		auto& v = it->second;
		rep(i, v.size() - 1) cout << v.at(i) << '=';
		cout << v.back();
	}
	cout << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:40:2: error: expected '}' at end of input
   40 | }
      |  ^
a.cc:8:12: note: to match this '{'
    8 | int main() {
      |            ^
Language: C++

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cmath>
#include<vector>
#include<map>
#include<string>
using namespace std;
struct team{int m;
                   int t;
                   int p;
                   int j;
                   };
int A[100000];
vector<int>G;
int main(){
	int M,T,P,R;
	vector<pair<int,int> > sum;
	cin>>M;
	cin>>T;
	cin>>P;
	cin>>R;
	int ms[R];
    team A[R];
    for(int i=0;i<R;i++){
		scanf("%d%d%d%d",&A[i].m,&A[i].t,&A[i].p,&A[i].j);
	}
	for(int i=0;i<T;i++){
		sum.push_back(make_pair(0,i));
	}
	for(int i=0;i<T;i++){
		ms[i]=0;
		for(int k=0;k<R;k++){
			if(A[k].t==i){
				ms[i]+=A[i].m;
				if(A[k].j==0){
					sum[i].first+=1;
				}
			}
		}
	}
	sort(sum.begin(),sum.end());
    for(int i=0;i<T;i++){
    	if(i>0){
    	if(sum[i]==sum[i-1]){
    		printf("=")
    	}
    	else{
    		printf(" ")
    	}
    	}
    	printf("%d",sum[i].second);
    }
   }

Compiler output:
a.cc: In function 'int main()':
a.cc:46:28: error: expected ';' before '}' token
   46 |                 printf("=")
      |                            ^
      |                            ;
   47 |         }
      |         ~                   
a.cc:49:28: error: expected ';' before '}' token
   49 |                 printf(" ")
      |                            ^
      |                            ;
   50 |         }
      |         ~
Language: C++

#include <iostream>
#define REP(i, a, n) for(int i = (a); i <= (n); i++)
using namespace std;
typedef pair<int, int> PII;

int M, T, P, R, m, t, p, j, q[51][11];
PII s[51];

int main(void) {
  while(cin >> M >> T >> P >> R, M || T || P || R) {
    REP(i, 1, T) {
      s[i] = PII(P, 0);
      REP(j, 1, P) q[i][j] = 0;
    }

    REP(i, 1, R) {
      cin >> m >> t >> p >> j;
      if(j == 0) {
        if(q[t][p] >= 0) {
          s[t].first--;
          s[t].second += q[t][p] * 20 + m;
        }
      } else {
        q[t][p]++;
      }
    }

    REP(i, 1, T) {
      s[i].first = s[i].first * 100000000 + s[i].second;
      s[i].second = T - i;
    }
    sort(s + 1, s + T + 1);
    REP(i, 1, T) {
      cout << (T - s[i].second);
      if(i < T) cout << (s[i].first == s[i + 1].first ? '=' : ',');
    }
    cout << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   32 |     sort(s + 1, s + T + 1);
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <cstdio>
#include <vector>
#include <queue>
#include <stack>
#include <map>
#include <string>
#include <algorithm>

using namespace std;

struct Team {
    Team(int team_number) {
        tn_ = team_number;
        n_ = 0;
        t_ = 0;
        pc_ = 0;
    }
    int tn_;
    int n_;
    int t_;
    int pc_;
    vector<int> p_list_;
};

int main (int argc, char *argv[]) {
    int M, T, P, R;
    int m, t, p, j;
    vector<Team> tv;

    while (cin>>M>>T>>P>>R) {
        for (int i = 0; i < T; ++i) {
            tv.push_back(Team(i+1));
        }
        for (int i = 0; i < R; ++i) {
            cin>>m>>t>>p>>j;
            if (j != 0) {
                tv[t-1].p_list_.push_back(p);
            }
            else {
                for (auto e : tv[t-1].p_list_) {
                    if (e == p) {
                        tv[t-1].pc_++;
                    }
                }
                tv[t-1].n_++;
                tv[t-1].t_ += m;
            }
        }
        for (auto& e : tv) {
            e.t_ += e.pc_ * 20;
        }

        // for (auto e : tv) {
        //     cout<<"-----------"<<endl;
        //     cout<<e.tn_<<endl;
        //     cout<<e.n_<<endl;
        //     cout<<e.t_<<endl;
        //     cout<<e.pc_<<endl;
        //     for (auto c : e.p_list_) {
        //         cout<<c<<" ";
        //     }
        //     cout<<endl;
        //     cout<<"-----------"<<endl;
        // }

        sort(tv.begin(), tv.end(), [](const auto& lhs, const auto& rhs) -> bool{
            if (lhs.n_ != rhs.n_ ) {
                return lhs.n_ > rhs.n_;
            }
            else if (lhs.n_ == rhs.n_ && lhs.t_ != rhs.t_) {
                return lhs.t_ < rhs.t_;
            }
            else return lhs.tn_ > rhs.tn_;
        });

        const int size = static_cast<int>(tv.size());
        for (int i = 0; i < size; ++i) {
            cout<<tv[i].tn_;
            if(i != size -1) {
                if (tv[i].n_ != tv[i+1].n_ || tv[i].t_ != tv[i+1].t_ ) {
                    cout<<",";
                }
                else cout<<"=";
            }
        }
        if cout<<endl;
        tv.clear();
    }

    return 0;
}

Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:87:12: error: expected '(' before 'cout'
   87 |         if cout<<endl;
      |            ^~~~
      |            (
Language: C++

#include<iostream>
using namespace std;

int main(){
	while(1){
		int M,T,P,R;
		cin>>M>>T>>P>>R;

		if(M==0&&T==0&&P==0&&R==0)
			break;

		int CP[50],TT[50],PT[50][10];
		for(int i=0;i<R;i++){
			CP[i]==TT[i]=0;
			for(int j=0;j<P;j++){
				PT[i][j]=0;
			}
		}

		for(int i=0;i<R;i++){
			int m,t,p,j;
			cin>>m>>t>>p>>j;
		
			if(j==0){
				CP[t-1]++;
				TT[t-1]+=(m+PT[t-1][p-1]);
			}
			else{
				PT[t-1][p-1]+=20;
			}
		}

		int  tnow,tpre=-1;
		bool flg[50];
		for(int i=0;i<T;i++){
			flg[i]=false;
		}

		for(int i=0;i<T;i++){
			tnow=-1;
			for(int j=0;j<T;j++){
				if(flg[j])
					 continue;

				if(tnow=-1){
					tnow=j;
				}
				else{
					if(CO[j]>CP[tnow]||(CP[j==CP[tnow]&&TT[j]<=TT[tnow])){
						tnow=j;
					}
				}
			}
			
			if(tpre!=-1){
				if(CP[tnow]==CP[tpre]&&TT[tpre]<=TT[tnow]){
					cout<<'=';
				}
				else{
					cout<<'.';
				}
			}
			cout<<tnow+1;
		
			flg[tnow]=true;
			tpre=tnow;
		}
		cout<<endl;
	}
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:30: error: lvalue required as left operand of assignment
   14 |                         CP[i]==TT[i]=0;
      |                         ~~~~~^~~~~~~
a.cc:49:44: error: 'CO' was not declared in this scope; did you mean 'CP'?
   49 |                                         if(CO[j]>CP[tnow]||(CP[j==CP[tnow]&&TT[j]<=TT[tnow])){
      |                                            ^~
      |                                            CP
a.cc:49:92: error: expected ']' before ')' token
   49 |                                         if(CO[j]>CP[tnow]||(CP[j==CP[tnow]&&TT[j]<=TT[tnow])){
      |                                                                                            ^
      |                                                                                            ]
Language: C++

a#include <iostream>
using namespace std;
 
int main()
{
    while(true){
        int M, T, P, R;
        cin >> M >> T >> P >> R;
 
        if(M==0 && T==0 && P==0 && R==0)
            break;
 
        int CP[50], TT[50], PT[50][10];
        for(int i=0; i<T; i++){
            CP[i] = TT[i] = 0;
            for(int j=0; j<P; j++)
                PT[i][j] = 0;
        }
 
        for(int i=0; i<R; i++){
            int m, t, p, j;
            cin >> m >> t >> p >> j;
 
            if(j==0){
                CP[t-1]++;
                TT[t-1] += (m+PT[t-1][p-1]);
            }
            else{
                PT[t-1][p-1] += 20;
            }
        }
 
        int tnow, tpre = -1;
        bool flg[50];
        for(int i=0; i<T; i++)
            flg[i] = false;
 
        for(int i=0; i<T; i++){
            tnow = -1;
            for(int j=0; j<T; j++){
                if(flg[j])
                    continue;
 
                if(tnow==-1){
                    tnow = j;
                }
                else{
                    if(CP[j]>CP[tnow] || (CP[j]==CP[tnow] && TT[j]<=TT[tnow])){
                        tnow = j;
                    }
                }
            }
 
            if(tpre!=-1){
                if(CP[tnow]==CP[tpre] && TT[tnow]==TT[tpre])
                    cout << '=';
                else
                    cout << ',';
            }
            cout << tnow+1;
 
            flg[tnow] = true;
            tpre = tnow;
        }
        cout << endl;
    }
 
    return 0;
}


Compiler output:
a.cc:1:2: error: stray '#' in program
    1 | a#include <iostream>
      |  ^
a.cc:1:1: error: 'a' does not name a type
    1 | a#include <iostream>
      | ^
a.cc: In function 'int main()':
a.cc:8:9: error: 'cin' was not declared in this scope
    8 |         cin >> M >> T >> P >> R;
      |         ^~~
a.cc:56:21: error: 'cout' was not declared in this scope
   56 |                     cout << '=';
      |                     ^~~~
a.cc:58:21: error: 'cout' was not declared in this scope
   58 |                     cout << ',';
      |                     ^~~~
a.cc:60:13: error: 'cout' was not declared in this scope
   60 |             cout << tnow+1;
      |             ^~~~
a.cc:65:9: error: 'cout' was not declared in this scope
   65 |         cout << endl;
      |         ^~~~
a.cc:65:17: error: 'endl' was not declared in this scope
   65 |         cout << endl;
      |                 ^~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
	while(1){
		int M,T,P,R;
		cin>>M>>T>>P>>R;

		if(M==0&&T==0&&P==0&&R==0)
			break;

		int CP[50],TT[50],PT[50][10];
		for(int i=0;i<T;i++){
			CP[i]=TT[i]=0;
			for(int j=0;j<P;j++){
				PT[i][j]=0;
			}
		}

		for(int i=0;i<R;i++){
			int m,t,p,j;
			cin>>m>>t>>p>>j;
		
			if(j==0){
				CP[t-1]++;
				TT[t-1]+=(m+PT[t-1][p-1]);
			}
			else{
				PT[t-1][p-1]+=20;
			}
		}

		int  tnow,tpre=-1;
		bool flg[50];
		for(int i=0;i<T;i++){
			flg[i]=false;
		}

		for(int i=0;i<T;i++){
			tnow=-1;
			for(int j=0;j<T;j++){
				if(flg[j])
					 continue;

				if(tnow==-1){
					tnow=j;
				}
				else{
					if(CP[j]>CP[tnow]||(CP[j]==CP[tnow]&&TT[j]<=TT[tnow])){
						tnow=j;
					}
				}
			}
			
			if(tpre!=-1){
				if(CP[tnoaw]==CP[tpre]&&TT[tpre]==TT[tnow]){
					cout<<'=';
				}
				else{
					cout<<'.';
				}
			}
			cout<<tnow+1;
		
			flg[tnow]=true;
			tpre=tnow;
		}
		cout<<endl;
	}
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:56:39: error: 'tnoaw' was not declared in this scope; did you mean 'tnow'?
   56 |                                 if(CP[tnoaw]==CP[tpre]&&TT[tpre]==TT[tnow]){
      |                                       ^~~~~
      |                                       tnow
Language: C++

#include<iostream>
using namespace std;

int main(){
	while(true){
		int M,T,P,R;
		cin>>M>>T>>P>>R;
		if(M==0&&T==0&&P==0&&R==0)
			break;
		int CP[50],TT[50],PT[50][10];
		for(int i=0;i<T;i++){
			CP[i]=TT[i]=0;
			for(int j=0;j<P;j++)
				PT[i][j]=0;
		}
		for(int i=0;i<R;i++){
q			int m,t,p,j;
			cin>>m>>t>>p>>j;
			if(j==0){
				CP[t-1]++;
				TT[t-1] += (m+PT[t-1][p-1]);
			}else{
				PT[t-1][p-1] +=20;
			}
		}

		int tnow,tpre=-1;
		bool flg[50];
		for(int i=0;i<T;i++)
			flg=[i]=false;
		for(int i=0;i<T;i++){
			tnow=-1;
			for(int j=0;j<T;j++){
				if(flg[j])
					continue;
				if(tnow==-1){
					tnow=j;
				}else{
					if(CP[j]>CP[tnow]||(CP[j]==CP[tnow]&&TT[j]<=TT[tnow])){
						tnow=j;
					}
				}
			}
		if(tpre!=-1){
			if(CP[tnow]==CP[tpre]&&TT[tnow]==TT[tpre])
				cout<<'=';
			else
				cout<<',';
		}
		cout << tnow+1;
			flg[tnow]=true;
			tpre=tnow;
		}
	cout<<endl;
	}
	return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:17:1: error: 'q' was not declared in this scope
   17 | q                       int m,t,p,j;
      | ^
a.cc:18:30: error: 'm' was not declared in this scope
   18 |                         cin>>m>>t>>p>>j;
      |                              ^
a.cc:18:33: error: 't' was not declared in this scope
   18 |                         cin>>m>>t>>p>>j;
      |                                 ^
a.cc:18:36: error: 'p' was not declared in this scope
   18 |                         cin>>m>>t>>p>>j;
      |                                    ^
a.cc:18:39: error: 'j' was not declared in this scope
   18 |                         cin>>m>>t>>p>>j;
      |                                       ^
a.cc: In lambda function:
a.cc:30:32: error: expected '{' before '=' token
   30 |                         flg=[i]=false;
      |                                ^
a.cc: In function 'int main()':
a.cc:30:33: error: no match for 'operator=' (operand types are 'main()::<lambda()>' and 'bool')
   30 |                         flg=[i]=false;
      |                                 ^~~~~
a.cc:30:31: note: candidate: 'main()::<lambda()>& main()::<lambda()>::operator=(const main()::<lambda()>&)' (deleted)
   30 |                         flg=[i]=false;
      |                               ^
a.cc:30:31: note:   no known conversion for argument 1 from 'bool' to 'const main()::<lambda()>&'
Language: C++

#include<iostream>
using namespace std;

int main(){
	while(true){
		int M, T, P, R;
 		cin >> M >> T >> P >> R;
	
		if(M==0 && T==0 && P==0 && R==0)
			break;
		
		int CP[50], TT[50], PT[50][10];
		for(int i=0;	i<T; i++){
			CP[i] = TT[i] = 0;
			for(int j=0; j<P; j++)
				PT[i][j] = 0;
		}

		for(int i=0; i<R; i++){
			int m, t, p, r;
			cin >> m >> t >> p >> r;
			
			if(j==0){
				CP[t-1]++;
				TT[t-1] += (m+PT[t-1[p-1]);
			}
			else{
				PT[t-1][p-1] += 20;
			}
		}
	
		int tnow, tpre = -1;
		bool flg[50];
			flg[i] = false;
				
		for(int i=0; i<T; i++){
			tnow = -1;
			for(int j=0; j<T; j++){
				if(flg[j])
					continue;
				if(tnow==-1){
					tnow = j;
				}
				else{
					if(CP[j]>CP[tnow] || (CP[j]==CP[tnow] && TT[j]==TT[tnow])){
					}
				}
			}
			
			if(tpre!=-1){
				if(CP[tnow]==CP[tpre] && tt[tnow]==TT[tpre])
					cout << '=';
				else
					cout << ',';
				}
				cout << tnow+1;
				
				flg [tnow] = true;
				tpre = tnow;

			}
		cout << endl;
	}
	return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:23:28: error: 'j' was not declared in this scope
   23 |                         if(j==0){
      |                            ^
a.cc:25:53: error: invalid types 'int[int]' for array subscript
   25 |                                 TT[t-1] += (m+PT[t-1[p-1]);
      |                                                     ^
a.cc:25:58: error: expected ']' before ')' token
   25 |                                 TT[t-1] += (m+PT[t-1[p-1]);
      |                                                          ^
      |                                                          ]
a.cc:34:29: error: 'i' was not declared in this scope
   34 |                         flg[i] = false;
      |                             ^
a.cc:51:58: error: 'tt' was not declared in this scope; did you mean 'TT'?
   51 |                                 if(CP[tnow]==CP[tpre] && tt[tnow]==TT[tpre])
      |                                                          ^~
      |                                                          TT
Language: C++

#include<iostream>
using namespace std;

int main(){
 while(true){
  int M, T, P, R;
  cin >> M >> T >> P >> R;

  if(M==0 && T==0 && P==0 && R==0) break;

  int CP[T],  TT[T],  PT[T][P]; //正解数、時間計、ペナルティ
  for(int i=0; i<T; i++){
   CP[i] = TT[i] = 0;
   for(int j=0; j<P; j++){
    PT[i][j] = 0;
   }
  }

  for(int i=0; i<R; i++){ //各チームの正解数、時間計を求める
   int m, t, p, j;
   cin >> m >> t >> p >> j;
   
   if(j==0){ //正解
    CP[t-1]++;
    TT[t-1] += (m+PT[t-1][p-1]);
   }else{ //不正解
    PT[t-1][p-1] += 20;
   }
  }

   int t_now, t_pre = -1; //今のチーム、1つ前のチーム
   bool flag[50]; //処理済みフラグ
   for(int i=0; i<T; i++){
    flag[i] = false;
   }
   
   for(int i=0; i<T; i++){
    t_now = -1;
    for(int j=0; j<T; j++){ //今のチームを求める
     if(flag[j]) continue;
     if(t_now==-1){
      t_now = j;
     }else{
      if(CP[j]>CP[t_now] || (CP[j]==CP[t_now] && TT[j]<=TT[t_now])){
       t_now = j;
      }
     }
    }

    if(t_pre!=-1){
     if(CP[t_now]==CP[t_pre] && TT[t_now]==TT[t_pre]){
      cout << '=';
     }else{
      cout << ', ';
     }
    }
    cout<<t_now+1;

    flag[t_now] = true;
    t_pre = t_now;
   }
   cout << endl;
  }
  return 0;
 }
}


Compiler output:
a.cc:54:15: warning: multi-character character constant [-Wmultichar]
   54 |       cout << ', ';
      |               ^~~~
a.cc:66:1: error: expected declaration before '}' token
   66 | }
      | ^
Language: C++

#include<iostream>
using namespace std;

int main(){
 while(true){
  int M, T, P, R;
  cin >> M >> T >> P >> R;

  if(M==0 && T==0 && P==0 && R==0) break;

  int CP[50],  TT[50],  PT[50][10]; //正解数、時間計、ペナルティ
  for(int i=0; i<T; i++){
   CP[i] = TT[i] = 0;
   for(int j=0; j<P; j++){
    PT[i][j] = 0;
   }
  }

  for(int i=0; i<R; i++){ //各チームの正解数、時間計を求める
   int m, t, p, j;
   cin >> m >> t >> p >> j;
   
   if(j==0){ //正解
    CP[t-1]++;
    TT[t-1] += (m+PT[t-1][p-1]);
   }else{ //不正解
    PT[t-1][p-1] += 20;
   }
  }

   int t_now, t_pre = -1; //今のチーム、1つ前のチーム
   bool flag[50]; //処理済みフラグ
   for(int i=0; i<T; i++){
    flag[i] = false;
   }
   
   for(int i=0; i<T; i++){
    t_now = -1;
    for(int j=0; j<T; j++){ //今のチームを求める
     if(flag[j]) continue;
     if(t_now==-1){
      t_now = j;
     }else{
      if(CP[j]>CP[t_now] || (CP[j]==CP[t_now] && TT[j]<=TT[t_now])){
       t_now = j;
      }
     }
    }

    if(t_pre!=-1){
     if(CP[t_now]==CP[t_pre] && TT[t_now]==TT[t_pre]){
      cout << '=';
     }else{
      cout << ','
     }
    }
    cout<<t_now+1;

    flag[t_now] = true;
    t_pre = t_now;
   }
   cout << endl;
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:54:18: error: expected ';' before '}' token
   54 |       cout << ','
      |                  ^
      |                  ;
   55 |      }
      |      ~
Language: C++

#include "iostream"
#include "cstring"
#include "vector"
using namespace std;
typedef struct res
{
	int solve;
	int time;
	int id;

	static bool comp(const res& l, const res& r)
	{
		if(l.solve!=r.solve) return l.solve>r.solve;
		if(l.time!=r.time) return l.time<r.time;
		return l.id>r.id;
	}
}res;


int main(void)
{
	int M,T,P,R;
	while (cin>>M>>T>>P>>R,M) {
		int penalty[M][P];
		memset(penalty,0,sizeof(penalty));
		res result[T];
		for (int i = 0; i < T; i++) {
			result[i].solve=0;
			result[i].time=0;
			result[i].id=i+1;
		}
		for (int i = 0; i < R; i++) {
			int m,t,p,r;
			cin>>m>>t>>p>>r;
			if(!r)
			{
				result[t-1].solve+=1;
				result[t-1].time+=m+20*penalty[t-1][p-1];
			}
			else penalty[t-1][p-1]++;
		}
		sort(result,result+T,res::comp);
		for (int i = 0; i < T; i++) {
			if(i!=0)
			{
				if(result[i-1].solve==result[i].solve&&result[i-1].time==result[i].time)
				{
					cout<<"=";
				}
				else cout<<",";
			}
			cout<<result[i].id;
		}

		cout<<endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:42:17: error: 'sort' was not declared in this scope; did you mean 'short'?
   42 |                 sort(result,result+T,res::comp);
      |                 ^~~~
      |                 short
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <functional>
using namespace std;
int main()
{
    while (1) {
        int mm,m,tt,t,pp,p,rr,r;
        cin >> mm >> tt >> pp >> rr;
        struct Teem{
            int judge[10] = {0};
        }teem[50];
        int sum[51] = {0};
        int ans[51] = {0};
        for (int i = 0; i < rr; i++ ) {
            cin >> m >> t >> p >> r;
            if (r == 0) {
                sum[t] = sum[t] + m + teem[t].judge[p];
                ans[t]++;
            }else teem[t].judge[p] += 20;
        }
        int max = 0;
        vector<int> times = {0};
        int count = 0;
        for (int i = 1; i < tt; i++ ) {
            if (max == ans[i]) {
                times.push_back(sum[i]);
                count++;
            }
            if (max < ans[i]) {
                max = ans[i];
                times = {0};
                times.push_back(sum[i]);
                count=1;
            }
        }
        sort(times.begin(), times.end(), greater<int>());
        int tmp1 = -1,tmp2 = -1;
        for (int i = max; i > 0; i--) {
            for (int k = count-1; k >= 0; k--) {
                for (int m =tt; m > 0; m--) {
                    if (i == ans[m]) {
                        if (times[k] == sum[m]) {
                            if (tmp2 == ans[m]) {
                                if (tmp1 == sum[m]) cout << "=" ;
                                else cout << "," ;
                            }
                            else if(tmp2 != -1 && tmp1 != -1) cout << "," ;
                            cout << m ;
                            tmp1 = sum[m];
                            tmp2 = ans[m];
                            ans[m] = -1;
                        }
                    }
                }
            }
            max = 0;
            times = {0};
            count = 0;
            for (int x = 1; x < tt; x++ ) {
                if (max == ans[x]) {
                    times.push_back(sum[x]);
                    count++;
                }
                if (max < ans[x]) {
                    max = ans[x];
                    times = {0};
                    times.push_back(sum[x]);
                    count=1;
                }
            }
            sort(times.begin(), times.end(), greater<int>());
        }
        for (int i = tt; i > 0; i--) {       
            if (ans[i] == 0) {
                if (tmp2 == -1)
                else {
                    if (tmp2 == 0) cout << "=";
                    else cout << ",";
                }
                cout << i ;
                tmp2 = 0;
            }
        }
        cout << endl;
        if (tmp1 == -1) break;
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:78:17: error: expected primary-expression before 'else'
   78 |                 else {
      |                 ^~~~
Language: C++

#include <iostream>
#include <vector>
using namespace std;
const int MAX_T = 51;
const int MAX_P = 11;
typedef pair<int,int> PP;
typedef pair<PP,int> P;

int main(){
  int m,t,p,r,team[MAX_T][MAX_P],judge[MAX_T][MAX_P];
  int mi,ti,pi,ji,accnt[MAX_T];

  while(cin >> m >> t >> p >> r , m + t + p + r){
    vector<P> v;
    fill(team[0],team[MAX_T],0);
    fill(judge[0],judge[MAX_T],0);
    fill(accnt,accnt+MAX_T,0);

    for(int i = 0 ; i < r ; i++){
      cin >> mi >> ti >> pi >> ji;
      if(ji == 0){
	team[ti][pi] += mi + judge[ti][pi];
	accnt[ti]--;
      }
      else{
	judge[ti][pi] += 20;
      }
    }
    int tt[MAX_T] = {0};
    for(int i = 1 ; i < MAX_T ; i++){
      for(int j = 1 ; j < MAX_P ; j++){
	tt[i] += team[i][j];
      } 
    }
    for(int i = 1 ; i <= t ; i++){
	v.push_back(P(PP(accnt[i],tt[i]),-i));
    }
    sort(v.begin(),v.end());
    for(int i = 1 ; i <= v.size() ; i++){
      if(v[i-1].first.first < v[i].first.first){
	cout << -v[i-1].second;
	if(i != v.size()) cout << ',';
      }
      else{
	if(v[i-1].first.second < v[i].first.second){
	  cout << -v[i-1].second;
	  if(i != v.size()) cout << ',';
	}
	else{
	  cout << -v[i-1].second;
	  if(i != v.size()) cout << '=';
	}
      }
    }
    cout << endl;
  }

  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:38:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   38 |     sort(v.begin(),v.end());
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <cstring>
#include <vector>
#include <map>
using namespace std;

struct agg{
  int sol,tim,num;
  int wrg[11];
};

class ctr{
public:
  bool operator()(const agg& left,const agg& right)const{
    if(left.sol == right.sol && left.tim == right.tim){
      return left.num > right.num;
    }
    else if(left.sol == right.sol) return left.tim < right.tim;
    else return left.sol > right.sol; 
  }
};

void init(int n,vector<agg> *trg){
  for(int i=1;i<n+1;i++){
    (*trg)[i].sol = 0;
    (*trg)[i].tim = 0;
    (*trg)[i].num = i;
    memset((*trg)[i].wrg,0,sizeof((*trg)[i].wrg));
  }
}

int main(){
  int M,T,P,R;
  while(cin >> M >> T >> P >> R,M||T||P||R){
    vector<agg>info(T+1);
    init(T,&info);

    while(R--){
      int m,t,p,j;
      cin >> m >> t >> p >> j;
      if(j == 0){
	info[t].tim += info[t].wrg[p] * 20 + m;
	info[t].sol++;
      }
      else info[t].wrg[p]++;
    }

    sort(info.begin()+1,info.end(),ctr());
    for(int i=1;i<T;i++){
      cout << info[i].num;
      cout << (info[i].sol == info[i+1].sol && info[i+1].tim == info[i].tim ? '=' : ',');
    }
    cout << info[T].num <<  endl;
  }
}
      

Compiler output:
a.cc: In function 'int main()':
a.cc:48:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   48 |     sort(info.begin()+1,info.end(),ctr());
      |     ^~~~
      |     short
Language: C++

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

class team{
public:
	int num, ans, time;
	team(int n){
		num = n;
		ans = time = 0;
	}
	bool operator<(const team &t2)const{
		if (ans != t2.ans)
			return ans > t2.ans;
		else if (time != t2.time)
			return time < t2.time;
		else
			return num > t2.num;
	}
};

int　main()
{
	int M, T, P, R, m[2001], t[2001], p[2001], r[2001], before;
	while (cin >> M >> T >> P >> R, (M || T || P || R)){
		vector<team> v;
		vector<team>::iterator pv;
		//入力
		for (int i = 0; i < R; i++){
			cin >> m[i] >> t[i] >> p[i] >> r[i];
		}

		//各チームの時間
		for (int i = 1; i <= T; i++){
			team te = team(i);
			for (int j = 0; j < R; j++){
				//正解時間の計算
				if (t[j] == i && r[j] == 0){
					te.time += m[j];
					te.ans++;
					//以前のペナルティを計算
					for (int k = 0; k < j; k++){
						if (t[k] == i && p[k] == p[j]){
							te.time += 20;
						}
					}
				}
			}
			v.push_back(te);
		}

		//ソート
		sort(v.begin(), v.end());
		pv = v.begin();
		before = -1;
		while (pv != v.end()){
			if (before == pv->time)
				cout << "=" << pv->num;
			else {
				if (pv == v.begin())
					cout << pv->num;
				else
					cout << "," << pv->num;
				before = pv->time;
			}
			pv++;
		}
		cout << endl;
		v.~vector();
	}
	return 0;
}

Compiler output:
a.cc:23:1: error: extended character 　 is not valid in an identifier
   23 | int　main()
      | ^
a.cc:23:1: error: ISO C++ forbids declaration of 'int\U00003000main' with no type [-fpermissive]
   23 | int　main()
      | ^~~~~~~~~
Language: C++

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

class team{
public:
	int num, ans, time;
	team(int n){
		num = n;
		ans = time = 0;
	}
	bool operator<(const team &t2)const{
		if (ans != t2.ans)
			return ans > t2.ans;
		else if (time != t2.time)
			return time < t2.time;
		else
			return num > t2.num;
	}
};

int　main(　)
{
	int M, T, P, R, m[2001], t[2001], p[2001], r[2001], before;
	while (cin >> M >> T >> P >> R, (M || T || P || R)){
		vector<team> v;
		vector<team>::iterator pv;
		//入力
		for (int i = 0; i < R; i++){
			cin >> m[i] >> t[i] >> p[i] >> r[i];
		}

		//各チームの時間
		for (int i = 1; i <= T; i++){
			team te = team(i);
			for (int j = 0; j < R; j++){
				//正解時間の計算
				if (t[j] == i && r[j] == 0){
					te.time += m[j];
					te.ans++;
					//以前のペナルティを計算
					for (int k = 0; k < j; k++){
						if (t[k] == i && p[k] == p[j]){
							te.time += 20;
						}
					}
				}
			}
			v.push_back(te);
		}

		//ソート
		sort(v.begin(), v.end());
		pv = v.begin();
		before = -1;
		while (pv != v.end()){
			if (before == pv->time)
				cout << "=" << pv->num;
			else {
				if (pv == v.begin())
					cout << pv->num;
				else
					cout << "," << pv->num;
				before = pv->time;
			}
			pv++;
		}
		cout << endl;
		v.~vector();
	}
	return 0;
}

Compiler output:
a.cc:23:1: error: extended character 　 is not valid in an identifier
   23 | int　main(　)
      | ^
a.cc:23:11: error: extended character 　 is not valid in an identifier
   23 | int　main(　)
      |           ^
a.cc:23:10: error: expected constructor, destructor, or type conversion before '(' token
   23 | int　main(　)
      |          ^
Language: C++

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

struct team{
	int n, c, t, p;
};

bool operator<(const team team1, const team team2){
	bool rep;
	if(team1.c == team2.c){
		rep = (team1.t == team2.t) ? team1.n > team2.n : team1.t < team2.t;
	}else{
		rep = (team1.c > team2.c);
	}
	return rep;
}

int main(){
	int M, T, P, R;
	while( cin >> M >> T >> P >> R, M || T || P || R ){
		vector<team> teams(T);
		for(int i = 0; i < T; i++){
			teams[i].n = i+1;
			teams[i].c = 0;
			teams[i].t = 0;
			teams[i].p = 0;
		}
		for(int i = 0; i < R; i++){
			int m, t, p, j;
			cin >> m >> t >> p >> j;
			if( j == 0 ){
				teams[t-1].c++;
				teams[t-1].t = m + 20 * teams[t-1].p;
			}else{
				teams[t-1].p++;
			}
		}
		sort(teams.begin(), teams.end());
		cout << teams[0].n;
		for(int i = 1; i < T; i++){
			if( teams[i].c == teams[i-1].c && teams[i].t == teams[i-1].t ) cout << "=";
			else cout << ",";
			cout << teams[i].n;
		}
		cout << endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:39:17: error: 'sort' was not declared in this scope; did you mean 'short'?
   39 |                 sort(teams.begin(), teams.end());
      |                 ^~~~
      |                 short
Language: Java

import java.util.*;

public enum Main
{
	_;
	Scanner sc = new Scanner(System.in);

	public static void main(String[] args)
	{
		_.run();
	}

	void run()
	{
		int n = Integer.parseInt(sc.nextLine());
		while(n-- > 0)
		{
			String str = sc.nextLine();
			Parser p = new Parser(str);
			int res = p.get().need();
			System.out.println(res);
		}
	}
}

class Parser
{
	String str;
	int index = 0;

	Calcuable c;
	Deque<Calcuable> stack = new ArrayDeque<>();

	public Parser(String s)
	{
		str = s;
		c = new BlockGroup();
		stack.push(c);
		parse();
	}

	Calcuable get()
	{
		return c;
	}

	void parse()
	{
		while(true)
		{
			int r = read();
			if(r==-3) return;
			if(r == -1)
			{
				stack.pop();
			}
			else if(r == -2)
			{
				BlockGroup bg = new BlockGroup();
				((BlockGroup)stack.peek()).add(bg);
				stack.push(bg);
			}
			else
			{
				((BlockGroup) stack.peek()).add(new Block(r));
			}
		}
	}

	int read()
	{
		if(index==str.length())
		{
			return -3;
		}
		else if(str.charAt(index) == ']')
		{
			index++;
			return -1;
		}
		else if(str.charAt(index) == '[')
		{
			index++;
			return -2;
		}
		else
		{
			int v = 0;
			while(str.charAt(index) != ']')
			{
				v *= 10;
				v += (str.charAt(index) - '0');
				index++;
			}
			return v;
		}
	}

}

interface Calcuable
{
	int need();
}

class Block implements Calcuable
{
	int num;

	public Block(int n)
	{
		num = n;
	}

	@Override
	public String toString()
	{
		return Integer.toString(num);
	}

	@Override
	public int need()
	{
		return (num + 1) / 2;
	}
}

class BlockGroup implements Calcuable
{
	ArrayList<Calcuable> blocks = new ArrayList<>();

	public BlockGroup()
	{
	}

	void add(Calcuable c)
	{
		blocks.add(c);
	}

	@Override
	public String toString()
	{
		return blocks.toString();
	}

	@Override
	public int need()
	{
		int[] needs = new int[blocks.size()];
		for(int i = 0; i < needs.length; i++)
		{
			needs[i] = blocks.get(i).need();
		}
		Arrays.sort(needs);
		int sum = 0;
		int lim = (needs.length + 1) / 2;
		for(int i = 0; i < lim; i++)
			sum += needs[i];
		return sum;
	}

}

Compiler output:
Main.java:5: error: as of release 9, '_' is a keyword, and may not be used as an identifier
	_;
	^
Main.java:10: error: as of release 9, '_' is a keyword, and may not be used as an identifier
		_.run();
		^
2 errors
Language: C++

#include <iostream>
#include <string>
#include <vector>

using namespace std;

int n;
string s;

int p;
int calc()
{
  //cout << p << endl;
  vector<int> vec;
  while(1){
    if(s[p] == '['){
      p++;
      vec.push_back(calc());
      //p++;
    }
    else if(s[p] == ']'){
      sort(vec.begin(), vec.end());
      int ret = 0;
      //for(int i = 0; i < vec.size(); i++) cout << vec[i] << " "; cout << endl;
      for(int i = 0; i <= vec.size()/2; i++) ret += vec[i];
      p++;
      //cout << "*" << ret << endl;
      return ret;
    }
    else{
        int ret = 0;
        while(s[p] != ']'){
          ret *= 10;
          ret += s[p] - '0';
          p++;
        }
        p++;
        //cout << "@" << ret/2+1 << endl;
        return ret/2+1;
    }
  }
}

int main(void)
{
  cin >> n;
  for(int i = 0; i < n; i++){
    cin >> s;
    s += "]";
    p = 0;
    cout << calc() << endl;
  }
  return 0;
}



Compiler output:
a.cc: In function 'int calc()':
a.cc:22:7: error: 'sort' was not declared in this scope; did you mean 'short'?
   22 |       sort(vec.begin(), vec.end());
      |       ^~~~
      |       short
Language: C++

#include <iostream>
#include <cctype>
#include <cstdlib>
#include <string>
#include <list>

using namespace std;



int min(char* s) {
	int n = 0;
	int sum = 0, tmpI = 0;
	bool flag = true;
	list<int> intlist;

	for(int i = 0; s[i] != '\0'; i++) {
		if(s[i] == '[') {
			int count = 1, j;
			for(j = 1; count != 0; j++) {
				if(s[j + i] == '[') {
					count += 1;
				} else if(s[j + i] == ']') {
					count -= 1;
				}
			}
		//cout << "Weeeei" << endl;
			char* tmpS = new char[200];
			strncpy(tmpS, s+i+1, j-2);
			int x = min(tmpS);
			intlist.push_back( x );
			n++;
			flag = false;
			i = i + j-1;
		}
	}
	if(flag) {
		tmpI = atoi(s);
		//cout << tmpI << endl;
		return tmpI / 2 + 1;
	}

	intlist.sort();

	list<int>::iterator itr = intlist.begin();
	for(int i = 0; i < n/2 + 1; itr++, i++) {
		sum += *itr;
	}

	/*
	bool flag = true;
	for(int i = 0; s[i] != '\n'; i++) {
		if(s[i] == '[') {
			if(!flag) {
				string s2;
				for(int j = 0; s[j] != ']' && s[j + 1] != ']'; j++) {
					strncpy(s2, s+i, j-i+1);
				}
				min(s2);
			} else {
				n++:
				flag = false;
			}
		}
	}

	int[] input = new input[n];
	int j = 0;
	for(int i = 0; s[i] != '\n'; i++) {
		if(s[i] == '[') {
			;
		} else if(s[i] == ']') {
			input[j] = tmpI;
			tmpI = 0;
		} else {
			tmpI = tmpI * 10 + atoi(c);
		}
	}
	sort(input);
	for(int i = 0; i < n/2 + 1; i++) {
		sum = input[i] / 2 + 1;
	}
	*/

	return sum;
}


int main (void) {
	int n;
	cin >> n;
	
	cout << "ok" << endl;
	for (int i = 0; i < n; i++) {
		char* s = new char[200];
		char c;
		int j = 0;
		/*for( ; cin >> c && (c != '\n' && c != '\0'); j++) {
			s[j] = c;
		}
		s[j] = '\0';
		*/
		cin >> s;
		//cout << s;
		//cout << "abon" << endl;

		cout << min(s) << endl;

	}
}

Compiler output:
a.cc: In function 'int min(char*)':
a.cc:29:25: error: 'strncpy' was not declared in this scope
   29 |                         strncpy(tmpS, s+i+1, j-2);
      |                         ^~~~~~~
a.cc:6:1: note: 'strncpy' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    5 | #include <list>
  +++ |+#include <cstring>
    6 |