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

#include <bits/stdc++.h>
using namespace std;
string s;
bool ok(int i) {
    return i == 1 || (s[i] != s[i - 1] && s[i - 1] != s[i - 2]);
}

bool ok2(int j) {
    return j < 4 || (s[j - 1] != s[j - 3] && s[j - 2] != s[j - 4]);
}

int f[200005], g[200005];

int main() {

    cin >> s;
    s += '*';

    int n = s.length();
    f[0] = 0;
    g[0] = 0;
    for (int i = 1; i < n; i++) {
        if (ok(i, s)) {
            f[i] = f[i - 1] + 1;
        }
        if (ok2(i, s) && i > 1) {
            g[i] = g[i - 2] + 1;
        }
        if (i > 1) {
                g[i] = max(g[i], f[i - 2] + 1);
        }
        f[i] = max(f[i], g[i - 1] + 1);

        //cout << i << " " << f[i] << " " << g[i] << "\n";
    }
    cout << max(g[n - 1], f[n - 1]);

    /*
    int res = 0;
    int cnt = 0;
    int lim = 0;

    for (int i = 0; i < n - 1; i++) {
        if (lim == 0) {
            res++;
            lim ^= 1;
        } else {
            cnt++;
            if (cnt == 2) {
                cnt = 0;
                res++;
                lim ^= 1;
            } else
            if (s[i] != s[i - 1] && s[i] != s[i + 1]) {
                res++;
                cnt = 0;
            }
        }

    }
    cout << res;
    */
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:15: error: too many arguments to function 'bool ok(int)'
   23 |         if (ok(i, s)) {
      |             ~~^~~~~~
a.cc:4:6: note: declared here
    4 | bool ok(int i) {
      |      ^~
a.cc:26:16: error: too many arguments to function 'bool ok2(int)'
   26 |         if (ok2(i, s) && i > 1) {
      |             ~~~^~~~~~
a.cc:8:6: note: declared here
    8 | bool ok2(int j) {
      |      ^~~
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;

public class A {
	static String s = "";
	public static void main(String[] args) {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		try {
			s = br.readLine();
		} catch (IOException e) {
			e.printStackTrace();
		}
		
		HashMap<String, Integer> map = new HashMap<>();
		
		System.out.println(search(map, 0, 1));		
		
}
	
	static int search(HashMap<String, Integer> map, int begin, int len) {
		if(begin+len >= s.length())return map.size();
		String sub = s.substring(begin, begin+len);
		if(map.containsKey(sub)) {
			return search(map, begin, len+1);
		}else {
			map.put(sub, begin);
			return search(map, begin+1, 1);
		}
	}
}


Compiler output:
Main.java:6: error: class A is public, should be declared in a file named A.java
public class A {
       ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  string s;
  cin>>s;
  int c1=0,c=0;
  for(int i=0;i<n-1;i++)
  {
    if(s[i]!=s[i+1])
    {
      c+=2*(c1/3)+ nc1%3==0 ? 0 : 1;
      c++;
      c1=0;
    }
    if(s[i]==s[i+1])
    {
      if(c1==0)
        c1++;
      c1++;
    }
  }
  cout<<c;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:17: error: 'n' was not declared in this scope
    8 |   for(int i=0;i<n-1;i++)
      |                 ^
a.cc:12:20: error: 'nc1' was not declared in this scope; did you mean 'c1'?
   12 |       c+=2*(c1/3)+ nc1%3==0 ? 0 : 1;
      |                    ^~~
      |                    c1
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  string s;
  cin>>s;
  c1=0;
  for(int i=0;i<n-1;i++)
  {
    if(s[i]!=s[i+1])
    {
      c+=2*(c1/3)+(c1%3==0)?0:1;
      c++;
      c1=0;
    }
    if(s[i]==s[i+1])
    {
      if(c1==0)
        c1++;
      c1++;
    }
  }
  cout<<c;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'c1' was not declared in this scope; did you mean 'y1'?
    7 |   c1=0;
      |   ^~
      |   y1
a.cc:8:17: error: 'n' was not declared in this scope
    8 |   for(int i=0;i<n-1;i++)
      |                 ^
a.cc:12:7: error: 'c' was not declared in this scope
   12 |       c+=2*(c1/3)+(c1%3==0)?0:1;
      |       ^
a.cc:23:9: error: 'c' was not declared in this scope
   23 |   cout<<c;
      |         ^
Language: C++

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

int main() {
	const char* text;
	string a;
	cin >> a;
	text = a.c_str();
	int length = strlen(text);

	int count = length;
	int i = 2;
	while(i <= length-1){
		if (text[i - 1] == text[i])
			count--;
		else if (text[i - 1] == text[i - 2])
			count--;

		i += 3;
	}
	int lease = i - length;
	if (lease == 1)
		if (text[length - 1] == text[length - 2])
			count--;
	cout << count;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: 'strlen' was not declared in this scope
   10 |         int length = strlen(text);
      |                      ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include <iostream>
  +++ |+#include <cstring>
    2 | #include <string>
Language: C++

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

int main() {
	const char* text;
	string a;
	cin >> a;
	text = a.c_str();
	int length = strlen(text);

	int count = length;
	int i = 2;
	while(i <= length-1){
		if (text[i - 1] == text[i])
			count--;
		else if (text[i - 1] == text[i - 2])
			count--;

		i += 3;
	}
	int lease = i - length;
	if (lease == 1)
		if (text[length - 1] == text[length - 2])
			count--;
	cout << count;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: 'strlen' was not declared in this scope
   10 |         int length = strlen(text);
      |                      ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include <iostream>
  +++ |+#include <cstring>
    2 | #include <string>
Language: C++

#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize ("Ofast")
#pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
 
 
#include <iostream>
#include <iomanip>
#include <sstream>
#include <cstring>
#include <vector>
#include <deque>
#include <queue>
#include <set>
#include <map>
#include <valarray>
#include <iterator>
#include <functional>
#include <limits>
#include <algorithm>
#include <numeric>
#include <cmath>
#include <cassert>
#include <unordered_map>
#include <unordered_set>
#include <stack>
using namespace std;
#define IOS ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
 
typedef int64_t ll;
 
#define endl '\n'
#define int ll
ll mod=1e18;
ll mod1=1e9+5;
ll power(ll a,ll b)
{
    if(b==0) return 1;
    else if(b%2==0)
        return power((((a%mod)*(a%mod))%mod),b/2)%mod;
    else return ((a%mod)*(power((((a%mod)*(a%mod))%mod),b/2)%mod))%mod;
}

int32_t main()
{
    IOS
     
    
    string s;
    int count=1;
    map<string,int> m;
    cin>>s;
    int n=s.length();
    int count1[n+1];
    memset(count1,0,sizeof(count1));
    count[0]=1;
    for(int i=1;i<n;++i)
    {
        if(count1[i-1]==2)
        {
            count1[i]=1;
            count++;
            continue;
        }
        if(s[i]==s[i-1] and i!=n-1)
        {
            //cout<<s[i]<<" "<<endl;
            count1[i]=2;
            count1[i+1]=2;
            i++;
            count++;
        }
        else if(s[i]!=s[i-1])
        {
            count1[i]=1;
            count++;
        }
    }
    cout<<count;

}



Compiler output:
a.cc: In function 'int32_t main()':
a.cc:55:10: error: invalid types 'll {aka long int}[int]' for array subscript
   55 |     count[0]=1;
      |          ^
Language: C++

import java.io.*;
class Main
{
    public static void main(String[] args)throws IOException
    {
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        String s = in.readLine();
        int n = s.length();
        long[][] DP = new long[2][n];
        DP[0][0] = 1;
        DP[1][0] = 0;
        DP[0][1] = (s.charAt(1) == s.charAt(0))? 0 : 1;
        DP[1][1] = 1;
        for (int i=2;i<n;i++)
        {
            if (DP[0][i - 1] > DP[1][i - 1] && s.charAt(i) != s.charAt(i - 1))  DP[0][i] = DP[0][i - 1] + 1;
            else    DP[0][i] = DP[1][i - 1] + 1;

            DP[1][i] = Math.max(DP[0][i - 2], DP[1][i - 2]) + 1;
        }
        System.out.println(Math.max(DP[0][n - 1], DP[1][n - 1]));
    }
}


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.io.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:11: error: expected ':' before 'static'
    4 |     public static void main(String[] args)throws IOException
      |           ^~~~~~~
      |           :
a.cc:4:29: error: 'String' has not been declared
    4 |     public static void main(String[] args)throws IOException
      |                             ^~~~~~
a.cc:4:38: error: expected ',' or '...' before 'args'
    4 |     public static void main(String[] args)throws IOException
      |                                      ^~~~
a.cc:4:42: error: expected ';' at end of member declaration
    4 |     public static void main(String[] args)throws IOException
      |                                          ^
      |                                           ;
a.cc:4:43: error: 'throws' does not name a type
    4 |     public static void main(String[] args)throws IOException
      |                                           ^~~~~~
a.cc:23:2: error: expected ';' after class definition
   23 | }
      |  ^
      |  ;
Language: C++

            #include <iostream>
              constexpr int l = 10000;
            int main()
            {
              char a;
              char buf[l];
              for (int j = 0; j < l; j++) {
                buf[l] = -1;
              }
              int k = 1;
              while (1) {
                std::cin >> buf[0];
                if (std::cin::eof()) {
                  break;
                }
                for (int p = 0; 1; p++) {
                  std::cin >> a;
                  if (buf[p] != a) {
                      buf[p] = a;
                      k++;
                      break;
                  }
                }
              }
              std::cout << k;
              }

Compiler output:
a.cc: In function 'int main()':
a.cc:13:26: error: 'std::cin' is not a class, namespace, or enumeration
   13 |                 if (std::cin::eof()) {
      |                          ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int N = 2e5+1;

int main()
{
	string s;
	cin >> s;
	int ans = 1;
	for(int i=0; i+1<s.size(); i++) if(s[i] == s[i+1]) ans++:
	cout << ans << endl;
}	




Compiler output:
a.cc: In function 'int main()':
a.cc:10:65: error: expected ';' before ':' token
   10 |         for(int i=0; i+1<s.size(); i++) if(s[i] == s[i+1]) ans++:
      |                                                                 ^
      |                                                                 ;
Language: C

#include<cstdio>
#include<cstdlib>
#include<algorithm>
#include<iostream>
#include<queue>
#include<vector>
#include <bitset>
using namespace std;
#define INF 110000000000
#define MAX 100000
typedef long long ll;
typedef pair<ll,int> P;

int main(){
  int count=1,ans=1;
  char c;
  string S;
  cin>>S;
  vector<int> V;
  c=S[0];
  for(int i=1;i<S.size();i++){
    if(c!=S[i] || count==2){
      ans++;
      count=1;
      c=S[i];
    }else{
      if(i==S.size()-1) break;
      i++;
      count=2;
      ans++;
    }
    //cout<<ans<<" "<<count<<endl;
  }
  cout<<ans<<endl;
}


Compiler output:
main.c:1:9: fatal error: cstdio: No such file or directory
    1 | #include<cstdio>
      |         ^~~~~~~~
compilation terminated.
Language: Java

/**
 * Created by happygirlzt on 2019-08-17 19:51
 */

import java.io.*;
import java.util.*;

public class TaskA {
    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        double nextDouble() {
            return Double.parseDouble(next());
        }

        String nextLine() {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        }
    }

    public static void solve(String s) {
        if (s == null || s.length() == 0) {
            System.out.println(0);
            return;
        }

        int n = s.length();
        int k = 1;
        char prev = s.charAt(0);
        int prevLen = 1;
        for (int i = 1; i < n; i++) {
            if (s.charAt(i) != prev || prevLen > 1) {
                k++;
                prevLen = 1;
                prev = s.charAt(i);
            } else {
                if (i + 1 < n) {
                    i++;
                    prev = s.charAt(i);
                    prevLen = 2;
                    k++;
                }
            }
        }

        System.out.println(k);
    }

    public static void main(String[] args) {
        FastReader fr = new FastReader();
        String s = fr.nextLine();
        solve(s);
    }
}


Compiler output:
Main.java:8: error: class TaskA is public, should be declared in a file named TaskA.java
public class TaskA {
       ^
1 error
Language: C++

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

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  string s;
  cin >> s;
  int n = s.size();
  long long ans = 0;
  for (int i = 0; i < 10; i++) {
    int j = 0, l=0;
    map<string, int> mp;
    vector<string> vec(1) = {s[0]};
    while (j < n) {
      l = j;
      while (s[j] == s[j+1] && j+1 < n) {
        string a = s.substr(l, j);
        ++(mp[a]);
        j++;
      }
      j++;
    }
    ans = max(ans, (long long)mp.size());

  }
  cout << ans << '\n';
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:27: error: expected ',' or ';' before '=' token
   14 |     vector<string> vec(1) = {s[0]};
      |                           ^
Language: C

#include <stdio.h>

int main(void) {
  char s[200100];
  char cpy[200100];
  scanf("%s", s);
  0

Compiler output:
main.c: In function 'main':
main.c:7:4: error: expected ';' at end of input
    7 |   0
      |    ^
      |    ;
main.c:7:3: error: expected declaration or statement at end of input
    7 |   0
      |   ^
Language: C++

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

int main() {
  string s;
  cin >> s;
  int a = 1;
  for(int i = 0; i < s.size(); i++){
    unordered_set<char> w;
    deque<char> x;
    w.insert(s.at(i));
    x.push(s.at(i));
    if(w.size() != x.size()){
      p = i;
      w.clear();
      x.clear();
      a++;
    }
  }
  cout << a << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:7: error: 'class std::deque<char>' has no member named 'push'
   12 |     x.push(s.at(i));
      |       ^~~~
a.cc:14:7: error: 'p' was not declared in this scope
   14 |       p = i;
      |       ^
Language: C++

#include<bits/stdc++.h>
#define ll long long
#define pii pair<int,int> 
#define mp make_pair
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define all(c) c.begin(),c.end()
#define pb push_back
#define fi first
#define se second
#define chmin(x,y) x=min(x,y)
#define chmax(x,y) x=max(x,y)
using namespace std;
int ans;
string s;
int main(){
    cin>>s;
    for(int i=0;i<s.size();i++){
        int j=i;
        while(s[j]==s[i]) j++;
        ans++;
        i=j-1;
    }
    cout<<min(ans+1,s.size())<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:14: error: no matching function for call to 'min(int, std::__cxx11::basic_string<char>::size_type)'
   23 |     cout<<min(ans+1,s.size())<<endl;
      |           ~~~^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:23:14: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
   23 |     cout<<min(ans+1,s.size())<<endl;
      |           ~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:23:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   23 |     cout<<min(ans+1,s.size())<<endl;
      |           ~~~^~~~~~~~~~~~~~~~
Language: C

#include <bits/stdc++.h>
using namespace std;
#define mod 1000000007
#define pb push_back
#define mp make_pair
#define ll long long int
#define vi vector<int>
#define vl vector<ll>
#define ppi pair<int,int>
#define ppl pair<ll,ll>
#define all(x) x.begin(),x.end()
#define ii int,int 
#define mm map<ii>
#define ff first    
#define ss second
#define forn(i,a,b) for(int i=a;i<b;i++)
#define forr(i,a,b) for(int i=a;i>=b;i--)
#define forv(i,m) for(auto i : m)
#define imx INT_MAX
#define imn INT_MIN
#define inf LONG_MAX
#define minf LONG_MIN
#define endl "\n"
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);
#define sze size()
#define rvs reverse 
#define itr iterator 

/*
#define MODM(a,b,md) ((a%md)*(b%md))%md
#define MODA(a,b,md) ((a%md)+(b%md))%md
#define ull unsigned long long int
#define si short int
*/

/*
bool compare(int a,int b) {return a > b;}
bool compare1(ppi a,ppi b) {return a.ff > b.ff;}
bool compare2(ppi a,ppi b) {return a.ss < b.ss;}
ll Npower(ll a,ll b) {ll product = 1; while(b){if(b&1){product = product*a;}a = a*a;b = b>>1;} return product;}
ll power(ll a,ll b,ll md) {ll product = 1; while(b){if(b&1){product = MODM(product,a,md);}a = MODM(a,a,md);b = b>>1;} return product%md;}
ll GCD(ll a,ll b) {return b==0 ? a:GCD(b,a%b);}
ll LCM(ll a,ll b) {return (a/GCD(a,b))*b; }
*/


int main()
{
	fast

	string str;
	cin>>str;


	int len = str.sze;

	int count = 1;
	string x = "",y = "";
	x += str[0];
	for(int i = 1; i < len; i++)
	{
		y = "";
		y += str[i];
		if(x == y)
		{
			if((i+1) < len)
			{
				y += str[i+1];
				i++;
				count++;
			}
		}
		else
		{
			count++;
		}
		x = y;
	}

	cout<<count;

	return 0;
}

Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

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

int main() {
  string s;
  cin >> s;
  int a = 1;
  for(int i = 0; i < s.size(); i++){
    set<char> w;
    queue<char> x;
    w.insert(s.at(i));
    x.push(s.at(i));
    if(w.size() != x.size()){
      p = i;
      w.clear();
      x.clear();
      a++;
    }
  }
  cout << a << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:7: error: 'p' was not declared in this scope
   14 |       p = i;
      |       ^
a.cc:16:9: error: 'class std::queue<char>' has no member named 'clear'
   16 |       x.clear();
      |         ^~~~~
Language: C++

#include<iostream>
#include<string>
#include<algorithm>

using namespace std;

int main() {
	string S;
	cin >> S;
	int len = S.length;
	int cnt = len-1;
	cout << cnt << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:21: error: cannot convert 'std::__cxx11::basic_string<char>::length' from type 'std::__cxx11::basic_string<char>::size_type (std::__cxx11::basic_string<char>::)() const noexcept' {aka 'long unsigned int (std::__cxx11::basic_string<char>::)() const noexcept'} to type 'int'
   10 |         int len = S.length;
      |                     ^~~~~~
Language: C++

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

int main(){
    string s;cin>>s;
    int ctr[26]={};
    for(int i=0;i<(int)s.size();++i){
        ctr[(int)s[i]-'a']++;
    }
    sort(ctr,ctr+n);
    cout<<ctr[25]<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: 'n' was not declared in this scope
   10 |     sort(ctr,ctr+n);
      |                  ^
Language: C++

    #include <iostream>
    int main()
    {
      char a;
      char buf[10000];
      int k = 0;
      for (int p = 0; 1; p++) {
      	std::iostream::cin >> a;
        if (buf[p] != a) {
          	buf[p] = a;
            k++;
        	break;
        }
      }
      std::iostream::cout << k;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:8:24: error: 'cin' is not a member of 'std::iostream' {aka 'std::basic_iostream<char>'}
    8 |         std::iostream::cin >> a;
      |                        ^~~
a.cc:15:22: error: 'cout' is not a member of 'std::iostream' {aka 'std::basic_iostream<char>'}
   15 |       std::iostream::cout << k;
      |                      ^~~~
Language: C++

#include<iostream>
#include<string>
#include<algorithm>

using namespace std;

int main() {
	string S;
	cin >> S;
	int len = S.length;
	int cnt = len;
	cout << len-- << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:21: error: cannot convert 'std::__cxx11::basic_string<char>::length' from type 'std::__cxx11::basic_string<char>::size_type (std::__cxx11::basic_string<char>::)() const noexcept' {aka 'long unsigned int (std::__cxx11::basic_string<char>::)() const noexcept'} to type 'int'
   10 |         int len = S.length;
      |                     ^~~~~~
Language: C++

#include <iostream>
void main()
{
  char a;
  char buf[10000];
  int k = 0;
  for (int p = 0; 1; p++) {
  	std::iostream::cin >> a;
    if (buf[p] != a) {
      	buf[p] = a;
        k++;
    	break;
    }
  }
  std::iostream::cout << k;
}

Compiler output:
a.cc:2:1: error: '::main' must return 'int'
    2 | void main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:8:24: error: 'cin' is not a member of 'std::iostream' {aka 'std::basic_iostream<char>'}
    8 |         std::iostream::cin >> a;
      |                        ^~~
a.cc:15:18: error: 'cout' is not a member of 'std::iostream' {aka 'std::basic_iostream<char>'}
   15 |   std::iostream::cout << k;
      |                  ^~~~
Language: C++

#include <bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
using namespace std;
signed main(){
  string s;
  int b
  cin>>s;
  rep(i,s.size()-1){
    if(s.at(i)==s.at(i+1))
      b++;
  }
  cout<<b+1;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: expected initializer before 'cin'
   11 |   cin>>s;
      |   ^~~
a.cc:14:7: error: 'b' was not declared in this scope
   14 |       b++;
      |       ^
a.cc:16:9: error: 'b' was not declared in this scope
   16 |   cout<<b+1;
      |         ^
Language: C++

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

class ADividingAString {
public:
	void solve(std::istream& in, std::ostream& out) {
        string s;
        in >> s;
        string t="";
        int ans=0;
        int i=0;
        while(i<s.size()){
            string tt="";
            tt+=s[i];
            if(i==(int)s.size()-1&&tt==t){
                i++;
                continue;
            }
            while(tt==t&&i<s.size()){
                i++;
                tt+=s[i];
            }
            t=tt;
            ans++;
            i++;
        }
        out << ans << endl;
	}
};


Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define dbg(x) cerr << #x << " : " << x << endl;
int main(){
    string s;
    cin >> s;
    ll n=s.size();
    vector<vector<ll>> dp(n,vector<ll>(2));
    dp[n-1][0]=1;
    dp[n-1][1]=0;
    for(ll i=n-2;i>=0;i--){
        dp[i][0]=(s[i]==s[i+1]?dp[i+1][1]+1:dp[i+1][0]+1);
        if(i+2==n) dp[i][1]=1;
        else dp[i][1]=dp[i+2][0]+1;
    }
    cout << dp[0][0] << endl;
    return 0;
}#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define dbg(x) cerr << #x << " : " << x << endl;
int main(){
    string s;
    cin >> s;
    ll n=s.size();
    vector<vector<ll>> dp(n,vector<ll>(2));
    dp[n-1][0]=1;
    dp[n-1][1]=0;
    for(ll i=n-2;i>=0;i--){
        dp[i][0]=(s[i]==s[i+1]?dp[i+1][1]+1:dp[i+1][0]+1);
        if(i+2==n) dp[i][1]=1;
        else dp[i][1]=dp[i+2][0]+1;
    }
    cout << dp[0][0] << endl;
    return 0;
}

Compiler output:
a.cc:19:2: error: stray '#' in program
   19 | }#include <bits/stdc++.h>
      |  ^
a.cc:19:3: error: 'include' does not name a type
   19 | }#include <bits/stdc++.h>
      |   ^~~~~~~
a.cc:23:5: error: redefinition of 'int main()'
   23 | int main(){
      |     ^~~~
a.cc:5:5: note: 'int main()' previously defined here
    5 | int main(){
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
using namespace std;
signed main(){
  string s;
  int b
  cin>>s;
  rep(i,s.size()-1){
    if(s.at(i)==s.at(i+1))
      b++;
  }
  cout<<b;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: expected initializer before 'cin'
   11 |   cin>>s;
      |   ^~~
a.cc:14:7: error: 'b' was not declared in this scope
   14 |       b++;
      |       ^
a.cc:16:9: error: 'b' was not declared in this scope
   16 |   cout<<b;
      |         ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define rep1(i,n) for(int i=1;i<=(int)(n);i++)
#define fs first
#define sc second
typedef pair<ll, ll> l_l;
#define EPS (1e-7)
#define INF (1e9)
#define PI (acos(-1))

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
  string s;
  cin>>s;
  int a=s.size();
  int i=0;
  while(1){
    if(a<=0){
      break;
    }
    else if(i%2==0){
      a=a-2;
      i++;
    }
    else(i%2!=0){
      a--;
      i++;
    }
  }
  cout<<i<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:17: error: expected ';' before '{' token
   28 |     else(i%2!=0){
      |                 ^
      |                 ;
Language: C++

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

int main () {
  ihgksjgksjrjvnrjcjejdjfjsjdjvkejgjxjsjdk;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'ihgksjgksjrjvnrjcjejdjfjsjdjvkejgjxjsjdk' was not declared in this scope
    5 |   ihgksjgksjrjvnrjcjejdjfjsjdjvkejgjxjsjdk;
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

const int N = 1e5 + 9, MOD = 998244353;

string s;

int n, cntr, cntg, cntb, r[N], g[N], b[N], pos[N * 3]; 

long long ans = 1, A, B, C; 

inline int min(int x, int y, int z) {
	return std::min(std::min(x, y), z);
}

inline int max(int x, int y, int z) {
	returnstd::max(std::max(x, y), z);
}

void solve() {
	A = n;
	for (int i = 0; i < n * 3; ++i) {
		if (s[i]== 'R') {
			r[cntr++] = i;
		} else if (s[i] == 'G') {
			g[cntg++] = i;
		} else {
			b[cntb++] = i;
		}
	}
	for (int i = 0; i < n; ++i) {
		pos[min(r[i], g[i], b[i])] = -1;
		pos[max(r[i], g[i], b[i])] = 1;
	} 
	for (int i = 0; i < n * 3; ++i) {
		if (pos[i] == -1) 
			ans = ans * A % MOD, A--, B++;
		else if (pos[i] == 0) 
			ans = ans * B % MOD, B--, C++;
		else 
			ans = ans * C % MOD, C--;
	}
	printf("%lld\n", ans);
}

int main() {
	cin >> n >> s;
	solve();
	return 0;
}

Compiler output:
a.cc: In function 'int max(int, int, int)':
a.cc:18:9: error: 'returnstd' has not been declared
   18 |         returnstd::max(std::max(x, y), z);
      |         ^~~~~~~~~
a.cc:19:1: warning: no return statement in function returning non-void [-Wreturn-type]
   19 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;
typedef tree<int, null_type, less<int>, rb_tree_tag,tree_order_statistics_node_update> ordered_set;

#define scan(x) do{while((x=getchar())<'0'); for(x-='0'; '0'<=(_=getchar()); x=(x<<3)+(x<<1)+_-'0');}while(0)
char _;
#define complete_unique(a) a.erase(unique(a.begin(),a.end()),a.end())
#define all(a) a.begin(),a.end()
#define println printf("\n");
#define readln(x) getline(cin,x);
#define pb push_back
#define endl "\n"
#define INT_INF 0x3f3f3f3f
#define LL_INF 0x3f3f3f3f3f3f3f3f
#define MOD 1000000007
#define MOD2 1494318097
#define SEED 131
#define mp make_pair
#define fastio cin.tie(0); cin.sync_with_stdio(0);

#define MAXN 100005
#define MAXB 3

typedef unsigned long long ull;
typedef long long ll;
typedef long double ld;
typedef unordered_map<int,int> umii;
typedef pair<int,int> pii;
typedef pair<double,double> pdd;
typedef pair<ll,ll> pll;
typedef pair<int,pii> triple;
typedef int8_t byte;

mt19937 g1(time(0));

int randint(int a, int b){return uniform_int_distribution<int>(a, b)(g1);}
ll randlong(ll a,ll b){return uniform_int_distribution<long long>(a, b)(g1);}

ll gcd(ll a, ll b){return b == 0 ? a : gcd(b, a % b);}
ll lcm(ll a, ll b){return a*b/gcd(a,b);}
ll fpow(ll  b, ll exp, ll mod){if(exp == 0) return 1;ll t = fpow(b,exp/2,mod);if(exp&1) return t*t%mod*b%mod;return t*t%mod;}
ll divmod(ll i, ll j, ll mod){i%=mod,j%=mod;return i*fpow(j,mod-2,mod)%mod;}

int len,cnt[1<<MAXB];
ll res = 1;
char s[MAXN];
vector<int> v;

int main(){
	scanf("%d %s",&len,s+1);
	for(int s=2; s>=1; s--){
		for(int i=0; i<(1<<3); i++)
			if(__builtin_popcount(i) == s)
				v.pb(i);
	}
	for(int i=1; i<=3*len; i++){
		int curr = (s[i]=='R'?0:s[i]=='G'?1:2);
		bool found = false;
		for(int k=0; k<v.size(); k++){
			if(cnt[v[k]] == 0) continue;
			if(v[k]&(1<<curr)) continue;
			found = true;
			res = (res*cnt[v[k]])%MOD;
			cnt[v[k]]--;
			if(__builtin_popcount(v[k]) <= 1)
				cnt[v[k]^(1<<curr)]++;
			break;
		}
		if(!found) cnt[1<<curr]++;
	}
	for(int i=2; i<=len; i++)
		res = (res*i)%MOD;w
	printf("%lld\n",res);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:76:35: error: 'w' was not declared in this scope
   76 |                 res = (res*i)%MOD;w
      |                                   ^
Language: C++

#include<cstdio>
int n,i,j,b[3],a=1,P=998244353;
char c;
int main(){
	scanf("%d\n",&n);
	for(i=1;i<=n;++i)a=1ll*a*i%P;
	for(i=1;i<=3*n;++i){
		scanf("%c",&c);
		int t=(c>'B')+(c>'G'),m=1e9;
		for(j=0;j<2;++j)if(b[j]>b[t])m=std::min(m,b[j]-b[t]);
		if(m<=n)a=1ll*a*m%P;
		++b[t];
	}
	printf("%d\n",a);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:53: error: 'min' is not a member of 'std'
   10 |                 for(j=0;j<2;++j)if(b[j]>b[t])m=std::min(m,b[j]-b[t]);
      |                                                     ^~~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define pB push_back
#define MP make_pair
#define PB push
#define ff first
#define ss second
#define pri 998244353
using namespace std;
#include <ext/pb_ds/assoc_container.hpp> 
#include <ext/pb_ds/tree_policy.hpp> 
using namespace __gnu_pbds; 

#define os tree < ll ,  null_type ,  less <ll>,  rb_tree_tag ,  tree_order_statistics_node_update >

ll count (os x,ll m){
	ll z=x.size();
	ll e=x.order_of_key(m);
	return z-e;}
	
int main() {
	ll n;cin>>n;
	string a;cin>>a;
	queue <ll> ass[3];
	
	for(ll i=0;i<3*n;i++){
		if(a[i]=='R')ass[0].PB(i);
		if(a[i]=='B')ass[1].PB(i);
		if(a[i]=='G')ass[2].PB(i);}
	
	int ways=1;
	int i=0;
	int c=0,c2=0;
	
	os ma[3],btw[3];
    vector <pair<ll,ll> > ex[3*n];
    vector <pair<ll,ll> > ex2[3*n];
	
	while(i<n)
	{
		
		int r=ass[0].front();
		int b=ass[1].front();
		int g=ass[2].front();
		ass[0].pop();ass[1].pop();ass[2].pop();
        
        //cout<<b<<" "<<r<<" "<<g<<endl;

        int mid=(r+g+b)-min(r,min(g,b))-max(r,max(g,b));
        int mini=min(r,min(g,b));
        while(c<=mid){
        	for(auto j:ex[c]){
        		ll x=j.ff;
        		ll y=j.ss;
        		btw[x].erase(y);
        	}	
        	c++;
        }
        while(c2<=mini){
        	for(auto j:ex2[c2])
        	{
        		ll x=j.ff;ll y=j.ss;
        		ma[x].erase(y);
        	}
        	c2++;
        }
		
		if(g>r&&g>b){
			
			ll m=min(r,b);
			ways*=(count(ma[2],m)+1);
			ma[2].insert(g);
			ex2[mid].pB(MP(2ll,g));
			
			if(r<b){
				ways*=(count(btw[1],m)+1);
				btw[1].insert(b);
				ex[g].pB(MP(1ll,b));
			}
			else{
				ways*=(count(btw[0],m)+1);
				btw[0].insert(r);
				ex[g].pB(MP(0ll,r));
			}
			
		}
		
		if(r>g&&r>b){
			
			ll m=min(g,b);
			ways*=(count(ma[0],m)+1);
			ma[0].insert(r);
			ex2[mid].pB(MP(0ll,r));
			
			if(g<b){
				ways*=(count(btw[1],m)+1);
				btw[1].insert(b);
				ex[r].pB(MP(1ll,b));
			}
			else{
				ways*=(count(btw[2],m)+1);
				btw[2].insert(g);
				ex[r].pB(MP(2ll,g));
			}
			
		}
		
		if(b>r&&b>g){
			
			  ll m=min(r,g);
			  ways*=(count(ma[1],m)+1);
			  ma[1].insert(b);
			  ex2[mid].pB(MP(1ll,b));
			  
			  if(r<g){
				ways*=(count(btw[2],m)+1);
				btw[2].insert(g);
				ex[b].pB(MP(2ll,g));
			}
			else{
				ways*=(count(btw[0],m)+1);
				btw[0].insert(r);
				ex[b].pB(MP(0ll,r));
			}
			
		}
	//	cout<<ways<<endl;
		ways%=pri;
		i++;
	}
	
	for(ll i=1;i<=n;i++){ways=ways*i;ways%=pri;}
	
    cout<<ways<<endl;
	

Compiler output:
a.cc: In function 'int main()':
a.cc:134:22: error: expected '}' at end of input
  134 |     cout<<ways<<endl;
      |                      ^
a.cc:21:12: note: to match this '{'
   21 | int main() {
      |            ^
Language: C++

#include <bits/stdc++.h>
#define int long long

using namespace std;

const int maxn = 2e5 + 7;
const int BASE = 1202;
const int somod = 1e9 + 69;
string s;

int a[maxn], b[maxn], n;

int Div(int a, int b)
{
    return a / b + (a % b != 0);
}

int32_t main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    if(fopen("test.inp", "r")) freopen("test.inp", "r", stdin), freopen("test.out", "w", stdout);
    cin >> n;
    for(int i = 1; i <= n; i++) cin >> a[i];
    for(int i = 1; i <= n; i++)
    {
        cin >> b[i];
        if(b[i] < a[i]) return cout << 1, 0;
    }
    int ans = 0;
    while(true)
    {
        bool f= true;
        int cac = 0;
        for(int i = 1; i <= n; i++)
        {
            int gau = b[i];
            int meo = a[i];
            int prv = b[(i + n - 2) % n + 1];
            int nxt = b[i % n + 1];
            while(b[i] > prv + nxt && b[i] > a[i])
            {
                int dubu = Div(b[i] - max(a[i], max(prv, nxt)), nxt + prv);
                b[i] = b[i] - dubu * (prv + nxt);
                ans += dubu;
                if(b[i] < a[i])
                {
                    cout << -1;
                    return 0;
                }
                if(dubu != 0) cac = 1;
            }
            if(b[i] != a[i]) f= false;
        }
        if(dubu == 0)
        {
            cout << -1;
            return 0;
        }
        if(f) break;
    }
    cout << ans;
}


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:55:12: error: 'dubu' was not declared in this scope
   55 |         if(dubu == 0)
      |            ^~~~
Language: C++

//*
#pragma GCC optimize("O2")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,sse,sse2,fma,tune=native")
//*/
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int  ,int > pii;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const ll maxn  = 3e5;
const ll mod =1e9+7;
const ld PI = acos((ld)-1);

#define pb push_back
#define endl '\n'
#define dokme(x) return(cout << x , 0);
#define migmig ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define ms(x , y) memset(x , y , sizeof x);
#define file_init freopen("input.txt", "r+", stdin); freopen("output.txt", "w+", stdout);
ll pw(ll a, ll b, ll md = mod){ll res = 1;while(b){if(b&1){res=(a*res)%md;}a=(a*a)%md;b>>=1;}return(res);}

int n;
int a[maxn];
int b[maxn];

set < pii > st;

int32_t main(){
    migmig
    cin >> n;
    for(int i = 0 ; i < n ; i ++)
        cin >> b[i];
    for(int i = 0 ; i < n ; i ++)
        cin >> a[i],st.insert({a[i] , i});
    int cnt = 0;
    int ans = 0;
    while(cnt!=n){
        int mx = (*st.rbegin()).second;
        st.erase((*st.rbegin()));
        if(a[mx] == b[mx]){
            cnt++;
            continue;
        }
        a[mx] = a[mx] - a[(mx-1 + n)%n] - a[(mx+1)%n];
        if(a[mx] < b[mx])
            dokme(-1);
        ans ++;
        st.insert({a[mx] , mx});
    }
    cout << ans;
    return(0);
}

Compiler output:
In file included from /usr/include/c++/14/string:43,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:6:
/usr/include/c++/14/bits/allocator.h: In destructor 'std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int> >, std::less<std::pair<int, int> >, std::allocator<std::pair<int, int> > >::_Rb_tree_impl<std::less<std::pair<int, int> >, true>::~_Rb_tree_impl()':
/usr/include/c++/14/bits/allocator.h:182:7: error: inlining failed in call to 'always_inline' 'std::allocator< <template-parameter-1-1> >::~allocator() noexcept [with _Tp = std::_Rb_tree_node<std::pair<int, int> >]': target specific option mismatch
  182 |       ~allocator() _GLIBCXX_NOTHROW { }
      |       ^
In file included from /usr/include/c++/14/map:62,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:152:
/usr/include/c++/14/bits/stl_tree.h:658:16: note: called from here
  658 |         struct _Rb_tree_impl
      |                ^~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#define int long long
#define m_k make_pair
using namespace std;
const int N=2*1e5+100;
int n,a[N],b[N],vi[N],ans;
queue <int> q;
inline int pre(int x){return((x==1)?n:x-1);}
inline int suc(int x){return((x==n)?1:x+1);}
inline bool check(int x){return(b[x]>=b[pre(x)]+b[suc(x)]&&b[x]>a[x]);}
signed main()
{
	scanf("%lld",&n);
	for (int i=1;i<=n;i++) scanf("%lld",&a[i]);
	for (int i=1;i<=n;i++) scanf("%lld",&b[i]);
	bool bl=1;
	for (int i=1;i<=n;i++) if (b[i]<a[i]) bl=0;
	if (!bl)
	{
		printf("-1\n");
		return 0;
	}
	for (int i=1;i<=n;i++)
	{
		if (check(i))
		{
			vi[i]=1;
			q.push(i);
		}
	}
	bl=1;
	while (!q.empty())
	{
		int x=q.front();
		q.pop();
		vi[x]=0;
		int delta=b[x]-a[x];
		delta/=b[pre(x)]+b[suc(x)];
		ans+=delta;
		b[x]-=(b[pre(x)]+b[suc(x)])*delta;
		if (delta==0)
		{
			bl=0;
			break;
		}
		if (check(pre(x)) && !vi[pre(x)]) vi[pre(x)]=1,q.push(m_k(pre(x)));
		if (check(suc(x)) && !vi[suc(x)]) vi[suc(x)]=1,q.push(m_k(suc(x)));
	}
	if (!bl)
	{
		printf("-1\n");
		return 0;
	}
	for (int i=1;i<=n;i++) if (a[i]!=b[i]) bl=0;
	if (!bl)
	{
		printf("-1\n");
		return 0;
	}
	printf("%lld\n",ans);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:46:74: error: no matching function for call to 'make_pair(long long int)'
   46 |                 if (check(pre(x)) && !vi[pre(x)]) vi[pre(x)]=1,q.push(m_k(pre(x)));
      |                                                                          ^
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
                 from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_pair.h:1132:5: note: candidate: 'template<class _T1, class _T2> constexpr std::pair<typename std::__strip_reference_wrapper<typename std::decay<_Tp>::type>::__type, typename std::__strip_reference_wrapper<typename std::decay<_Tp2>::type>::__type> std::make_pair(_T1&&, _T2&&)'
 1132 |     make_pair(_T1&& __x, _T2&& __y)
      |     ^~~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1132:5: note:   candidate expects 2 arguments, 1 provided
a.cc:47:74: error: no matching function for call to 'make_pair(long long int)'
   47 |                 if (check(suc(x)) && !vi[suc(x)]) vi[suc(x)]=1,q.push(m_k(suc(x)));
      |                                                                          ^
/usr/include/c++/14/bits/stl_pair.h:1132:5: note: candidate: 'template<class _T1, class _T2> constexpr std::pair<typename std::__strip_reference_wrapper<typename std::decay<_Tp>::type>::__type, typename std::__strip_reference_wrapper<typename std::decay<_Tp2>::type>::__type> std::make_pair(_T1&&, _T2&&)'
 1132 |     make_pair(_T1&& __x, _T2&& __y)
      |     ^~~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1132:5: note:   candidate expects 2 arguments, 1 provided
Language: C++

#include <bits/stdc++.h>
#define int long long
#define m_k make_pair
using namespace std;
const int N=2*1e5+100;
int n,a[N],b[N],vi[N],ans;
priority_queue <pair<int,int> > q;
inline int pre(int x){return((x==1)?n:x-1);}
inline int suc(int x){return((x==n)?1:x+1);}
inline bool check(int x){return(b[x]>=b[pre(x)]+b[suc(x)]&&b[x]>a[x]);}
signed main()
{
	scanf("%lld",&n);
	for (int i=1;i<=n;i++) scanf("%lld",&a[i]);
	for (int i=1;i<=n;i++) scanf("%lld",&b[i]);
	bool bl=1;
	for (int i=1;i<=n;i++) if (b[i]<a[i]) bl=0;
	if (!bl)
	{
		printf("-1\n");
		return 0;
	}
	for (int i=1;i<=n;i++)
	{
		if (check(i))
		{
			vi[i]=1;
			q.push(m_k(b[i],i));
		}
	}
	bl=1;
	while (!q.empty())
	{
		int x=q.top().second;
		q.pop();
		vi[x]=0;
		int delta=b[x]-a[x];
		delta/=b[pre(x)]+b[suc(x)];
		ans+=delta;
		b[x]-=(b[pre(x)]+b[suc(x)])*delta;
		if (delta==0)
		{
			bl=0;
			break;
		}
		if (check(pre(x)) && !vi[pre(x)]) vi[pre(x)]=1,q.push(m_k(b[pre(x)],pre(x)));
		if (check(suc(x)) && !vi[suc(x)]) vi[suc(x)]=1,q.push(m_k(b[suc(x)],suc(x)]);
	}
	if (!bl)
	{
		printf("-1\n");
		return 0;
	}
	for (int i=1;i<=n;i++) if (a[i]!=b[i]) bl=0;
	if (!bl)
	{
		printf("-1\n");
		return 0;
	}
	printf("%lld\n",ans);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:47:91: error: expected ')' before ']' token
   47 |                 if (check(suc(x)) && !vi[suc(x)]) vi[suc(x)]=1,q.push(m_k(b[suc(x)],suc(x)]);
      |                                                                          ~                ^
      |                                                                                           )
Language: C++

from collections import defaultdict, deque, Counter
from heapq import heappush, heappop, heapify
import bisect
import random
from itertools import permutations, accumulate, combinations, product
import sys
import string
from bisect import bisect_left, bisect_right
from math import factorial, ceil, floor, acos, asin, atan, sqrt, tan, cos, pi
from operator import mul
from functools import reduce
from pprint import pprint


sys.setrecursionlimit(10 ** 7)
INF = 10 ** 20
def LI(): return list(map(int, sys.stdin.readline().split()))
def I(): return int(sys.stdin.readline())
def LS(): return sys.stdin.readline().split()
def S(): return sys.stdin.readline().strip()
def IR(n): return [I() for i in range(n)]
def LIR(n): return [LI() for i in range(n)]
def SR(n): return [S() for i in range(n)]
def LSR(n): return [LS() for i in range(n)]
def SRL(n): return [list(S()) for i in range(n)]
def MSRL(n): return [[int(j) for j in list(S())] for i in range(n)]
mod = 998244353


n = I()
A = LI()
B = LI()
q = [(-B[i], i) for i in range(n)]
ans = 0
while q:
    a, idx = heappop(q)
    a = -a
    if B[idx] < A[idx]:
        print(-1)
        exit()
    if A[idx] == a:
        continue
    b = B[(idx-1)%n] + B[(idx+1)%n]
    diff = B[idx] - A[idx]
    ans += diff // b
    ax = A[idx] + diff % b
    B[idx] = ax
    if ax == A[idx]:
        continue
    else:
        if diff // b == 0:
            print(-1)
            exit()
        heappush(q, (-ax, idx))

print(ans)









Compiler output:
a.cc:1:1: error: 'from' does not name a type
    1 | from collections import defaultdict, deque, Counter
      | ^~~~
Language: C++

#include <cstdio>
#include <cstring>
#include <vector>
#include <set>
#include <cstdlib>
#include <map>
#include <queue>

#define X first
#define Y second
#define PB push_back

using namespace std;

typedef long long ll;
typedef pair < int, int > pii;
typedef vector < int > vi;

const int N = 2e5 + 500;
const int INF = 0x3f3f3f3f;
const int MOD = 1e9 + 7;


int A[N], B[N], n;
int q[30 * N], cur, sz;

inline int prv(int x){
	return (x - 1 + n) % n;
}

inline int nxt(int x){
	return (x + 1) % n;
}

int main(){
	scanf("%d", &n);
	for(int i = 0;i < n;i++)
		scanf("%d", A + i);
	for(int i = 0;i < n;i++)
		scanf("%d", B + i);
	for(int i = 0;i < n;i++){
		if(B[i] > B[prv(i)] + B[nxt(i)] && B[i] > A[i])
			q.push(i);
	}
	int sol = 0;
	for(;!q.empty();){
		int i = q[cur++];
		B[i] %= B[prv(i)] + B[nxt(i)];
		if(B[prv(i)] > A[prv(i)] && B[prv(i)] > B[prv(prv(i))] + B[i])
			q[sz++] = prv(i);
		if(B[nxt(i)] > A[nxt(i)] && B[nxt(i)] > B[nxt(nxt(i))] + B[i])
			q[sz++] = prv(i);
		if(B[i] > A[i] && B[i] > B[prv(i)] + B[nxt(i)])
			q[sz++] = nxt(i);
		sol++;
	}
	bool ans = 1;
	for(int i = 0;i < n;i++)
		ans &= (A[i] == B[i]);
	printf("%d\n", ans ? sol : -1);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:27: error: request for member 'push' in 'q', which is of non-class type 'int [6015000]'
   43 |                         q.push(i);
      |                           ^~~~
a.cc:46:17: error: request for member 'empty' in 'q', which is of non-class type 'int [6015000]'
   46 |         for(;!q.empty();){
      |                 ^~~~~
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main(){
  int N;
  cin >> N;
  
  vector<long long> A(N), B(N);
  for(auto& a : A) cin >> a;
  for(auto& b : B) cin >> b;
  
  priority_queue<pair<long long, int>> pq;
  for(int i = 0; i < N; i++) pq.push(make_pair(B[i], i));
  
  long long turn = 0;
  while(!pq.empty()){
    int i = pq.top().second;
    pq.pop();
    
    long long d = B[(N + i - 1) % N] + B[(i + 1) % N];
    
    if(A[i] > B[i] || B[i] - A[i] < d){
      turn = -1;
      break;
    }
    
    turn += (B[i] - A[i]) / d;
    B[i] = A[i] + (B[i] - A[i]) % d
    if(B[i] > A[i]) pq.push(make_pair(B[i], i));
  }
  
  cout << turn << endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:36: error: expected ';' before 'if'
   29 |     B[i] = A[i] + (B[i] - A[i]) % d
      |                                    ^
      |                                    ;
   30 |     if(B[i] > A[i]) pq.push(make_pair(B[i], i));
      |     ~~