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

N = int(input())
S = input()
s = list(S)
r = 0
g = 0
b = 0
for i in range(N):
    if s[i] == 'R':
        r = r + 1
    if s[i] == 'G':
        g = g + 1
    if s[i] == 'B':
        b = b + 1
p = 0
for i in range(N-1):
    for j in range(i+1,N):
        if 2*j-i < N:
            if s[j+j-i] != s[i] and s[j+j-i] != s[j] and s[i] != s[j]:
                p = p+1
print(r*g*b-p)

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | N = int(input())
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'N' [-Wimplicit-int]
main.c:1:5: error: expected expression before 'int'
    1 | N = int(input())
      |     ^~~
Language: C

#include<iostream>
#include<string>
#include<vector>
#include<numeric>
#include<set>
#include<algorithm>

using namespace std;

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

    int count_R = count(S.cbegin(), S.cend(), 'R');
    int count_G = count(S.cbegin(), S.cend(), 'G');
    int count_B = count(S.cbegin(), S.cend(), 'B');

    /*cout << count_R << endl;
    cout << count_G << endl;
    cout << count_B << endl;*/

    char ch1;
    char ch2;
    char ch3;
    int count = 0;

    for (int i = 0; i < N; i++) {
        ch1 = S[i];
        for (int j = i + 1; j < N; j++) {
            if (ch1 != S[j]) {
                ch2 = S[j];
                int k = j + (j - i);
                if (k < N) {
                    if ((S[k] != ch1) && (S[k] != ch2))count++;
                }
            }
        }
    }

    cout << count_R * count_G * count_B - count << endl;

    return 0;
}

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

#include <bits/stdc++.h>
using namespace std;
int main() {
  int N;
  string S;
  cin >> N >>S;
  long long int counter=0;
  for(int i=0;i < N-2;i++){
    for(int j=i+1;j < N-1;j++){
      for(int k=j;k < N;k++){
        if((S.at(i) != S.at(j)) && //
          (S.at(j) != S.at(k)) &&//
          ( S.at(k) != S.at(i) )&& //
          (2*j != k+i)){
          counter ++;
        }
      }
    }
  }
  cout << counter <<endl;
}

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;
using ll = long long;
using Graph = vector<vector<int>>;
#define rep(i,m,n) for(int i=(int)(m);i<(int)(n);++i)
#define rREP(i,m,n) for(int (i)=(n)-1; (i)>=(m);--(i))
#define all(x) (x).begin(),(x).end()
#define out(y,x,h,w) (y)<0||(x)<0||(y)>=(h)||(x)>=(w)
constexpr int INF = 1000000001;
constexpr ll mod = 1000000007;
constexpr double PI = 3.1415926535897932;

template<class T>inline bool chmin(T& a, T b) {
	if (a > b) {
		a = b;
		return true;
	}
	return false;
}
template<class T>inline bool chmax(T& a, T b) {
	if (a < b) {
		a = b;
		return true;
	}
	return false;
}
inline void init() {
	cin.tie(nullptr); cout.tie(nullptr);
	ios::sync_with_stdio(false);
	cout << fixed << setprecision(15);
}

int main() {
	init();

	int N; cin >> N;
	string s; cin >> s;
	ll ans = 0;
	vector<vector<int>>rgb(3, vector<int>(N, 0));
	rep(i, 0, N) {
		if (s[i] == 'R')rgb[0][i]++;
		if (s[i] == 'G')rgb[1][i]++;
		if (s[i] == 'B')rgb[2][i]++;
	}
	rep(i, 1, N) {
		rgb[0][i] += rgb[0][i - 1];
		rgb[1][i] += rgb[1][i - 1];
		rgb[2][i] += rgb[2][i - 1];
	}
	char ch[] = { 'R','G','B' };
	rep(i, 0, N) {
		rep(j, i + 1, N) {
			if (s[i] == s[j])continue;
			int x;
			rep(k, 0, 3)if (s[i] != ch[k] && s[j] != ch[k])x = k;
			ll comb = rgb[x][j - 1] - rgb[x][i] + rgb[x][N - 1] - rgb[x][j];

			if ((i + j)%2 == 0) {
				if (s[(i + j) / 2] == ch[x])comb--;
			}
			int k = 2 * j - i;
			if (k < N && s[k] == ch[x])--comb;
			ans += comb;
		}
	}
	cout << ans / 2 << "\n";

	return 0;
}

Compiler output:
main.c:1:9: fatal error: bits/stdc++.h: No such file or directory
    1 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

n=int(input())
s=input()
nr=s.count('R')
ng=s.count('G')
nb=s.count('B')
ans=nr*ng*nb
for i in range(1,1+(n-1)//2):
      for j in range(n-2*i):
            if s[j]!=s[j+i] and s[j]!=s[2*i+j] and s[j+i]!=s[j+2*i]:
                  ans-=1
print(ans)

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | n=int(input())
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'n' [-Wimplicit-int]
main.c:1:3: error: expected expression before 'int'
    1 | n=int(input())
      |   ^~~
Language: C++

#include<iostream>
#include<algorithm>
#include<vector>
#include<string>
#include<cmath>
#include<map>
#include<iomanip>
#define rip(i,n) for(int i=0;i<n;i++)
#define ll long long
#define lb long double
#define vec vector<int>
using namespace std;
int main() {
	int  n;
	cin >> n ;
	string s;
	cin >> s;
	int r = 0;
	int g = 0;
	int b = 0;
	vec nya(n);
	rip(i, n) {
		if (s[i] == 'R') { 
			nya[i] = 1;
			r++;
		}
		else if (s[i] == 'G') {
			nya[i] = 2;
			g++;
		}
		else {
			nya[i] = 3; b++;
		}
	}
	int ans = r * g * b;
	for (int i = 0; i < n-2; i++) {
		for (int j = 0; j < n-1; j++) {
			int k = 2 * j - i;
			if ((k<=n)&&(nya[i] + nya[j] + nya[k] == 6)) { 
				ans = ans - 1; 
			}
          }
		}
	}
	cout << ans << endl;
  return 0;
}



Compiler output:
a.cc:45:9: error: 'cout' does not name a type
   45 |         cout << ans << endl;
      |         ^~~~
a.cc:46:3: error: expected unqualified-id before 'return'
   46 |   return 0;
      |   ^~~~~~
a.cc:47:1: error: expected declaration before '}' token
   47 | }
      | ^
Language: C++

#include<bits/stdc++.h>
#define ll long long
const int N=100005;
using namespace std;
int n,r,g,b;
string s; 
int main(){
	cin>>n>>s;
	for(int i=0;i<n;i++)
	{
		if(s[i]=="R") r++;
		if(s[i]=="G") g++;
		if(s[i]=="B") b++;
	}
	ll ans=r*g*b,x=0;
	for(int i=0;i<n;i++)
	{
		for(int j=i+1;j<n;j++)
		{
			int k=j+(j-i);
			if(k>=n) break;
			if(s[i]!=s[k]&&s[j]!=s[k]&&s[i]!=s[j]) x++;
		}
	}
	cout<<ans-x;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   11 |                 if(s[i]=="R") r++;
a.cc:12:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   12 |                 if(s[i]=="G") g++;
a.cc:13:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |                 if(s[i]=="B") b++;
Language: C

#include<bits/stdc++.h>
#define ll long long
const int N=100005;
using namespace std;
int n,r,g,b;
string s; 
int main(){
	cin>>n>>s;
	for(int i=0;i<n;i++)
	{
		if(s[i]=="R") r++;
		if(s[i]=="G") g++;
		if(s[i]=="B") b++;
	}
	ll ans=r*g*b,x=0;
	for(int i=0;i<n;i++)
	{
		for(int j=i+1;j<n;j++)
		{
			int k=j+(j-i);
			if(k>=n) break;
			if(s[i]!=s[k]&&s[j]!=s[k]&&s[i]!=s[j]) x++;
		}
	}
	cout<<ans-x;
    return 0;
}

Compiler output:
main.c:1:9: fatal error: bits/stdc++.h: No such file or directory
    1 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

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

int main()
{
	int N;
	string S;

	cin >> N;
	cin >> S;

	int r = 0, g = 0, b = 0;

	int i, j;

	int mi=0;

	for (i = 0; i < N; ++i) {
		if (S[i] == 'R') { ++r; }
		if (S[i] == 'G') { ++g; }
		if (S[i] == 'B') { ++b; }
	}

	for (i = 0; i < N - 2; ++i) {
		for (j = 1; j <= floor((N - i - 1) / 2); ++j) {
			if (S[i] != S[i + j] && S[i + j] != S[i + 2 * j] && S[i + 2 * j] != S[i]) { ++mi; }
		}
	}

	cout << r*g*b - mi << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:34: error: 'floor' was not declared in this scope
   26 |                 for (j = 1; j <= floor((N - i - 1) / 2); ++j) {
      |                                  ^~~~~
Language: C

n = int(input())
s = list(input())
Rcount = 0
Gcount = 0
Bcount = 0
cnt = 0
for i in range(len(s)):
         if s[i] == "R":
                  Rcount += 1
         elif s[i] == "G":
                  Gcount += 1
         elif s[i] == "B":
                  Bcount += 1
RGB = Rcount * Gcount * Bcount
for i in range(1,len(s)//2):
         for j in range(len(s)):
                  if i * 2 + j >= len(s):
                           break
                  else:
                           if s[j] != s[j+i] and s[j+i] != s[j+i+i] and s[j+i+i] != s[j]:
                                    cnt += 1
print(RGB - cnt)


Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | n = int(input())
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'n' [-Wimplicit-int]
main.c:1:5: error: expected expression before 'int'
    1 | n = int(input())
      |     ^~~
Language: C++

#define llint long long
#define inf 1e18
#define rep(x, s, t) for(llint (x) = (s); (x) < (t); (x)++)
#define Rep(x, s, t) for(llint (x) = (s); (x) <= (t); (x)++)
#define chmin(x, y) (x) = min((x), (y))
#define chmax(x, y) (x) = max((x), (y))
 
using namespace std;
typedef pair<llint, llint> P;
 
llint n;
string s;
llint sum[3][4005];
 
int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n;
	cin >> s;
	s = "#" + s;
	
	llint ans = 0;
	for(int i = 1; i <= n; i++){
		if(s[i] == 'R') s[i] = '0';
		if(s[i] == 'G') s[i] = '1';
		if(s[i] == 'B') s[i] = '2';
	}
	for(int i = 1; i <= n; i++){
		for(int j = 0; j < 3; j++) sum[j][i] = sum[j][i-1];
		sum[s[i]-'0'][i]++;
	}
	
	for(int i = 1; i <= n; i++){
		llint c = s[i]-'0';
		ans += sum[(c+1)%3][i-1] * (sum[(c+2)%3][n] - sum[(c+2)%3][i]);
		ans += sum[(c+2)%3][i-1] * (sum[(c+1)%3][n] - sum[(c+1)%3][i]);
		for(int j = 1; j <= n; j++){
			if(i-j <= 0 || i+j > n) break;
			if(s[i-j] != s[i] && s[i] != s[i+j] && s[i+j] != s[i-j]) ans--;
		}
	}
	cout << ans << endl;
	
	
	return 0;
}

Compiler output:
a.cc:9:9: error: 'pair' does not name a type
    9 | typedef pair<llint, llint> P;
      |         ^~~~
a.cc:12:1: error: 'string' does not name a type
   12 | string s;
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:17:9: error: 'ios' has not been declared
   17 |         ios::sync_with_stdio(0);
      |         ^~~
a.cc:18:9: error: 'cin' was not declared in this scope
   18 |         cin.tie(0);
      |         ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #define llint long long
a.cc:21:16: error: 's' was not declared in this scope
   21 |         cin >> s;
      |                ^
a.cc:44:9: error: 'cout' was not declared in this scope
   44 |         cout << ans << endl;
      |         ^~~~
a.cc:44:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:44:24: error: 'endl' was not declared in this scope
   44 |         cout << ans << endl;
      |                        ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | #define llint long long
Language: C

#include<bits/stdc++.h>
#define llint long long
using namespace std;
llint n;
string s;
llint sum[3][4005];
int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	//n是长度
	cin >> n;
	cin >> s;
	s = "#" + s; 
	llint ans = 0;
	//把R,G,B转化成0，1，2就能存数组里了
	for(int i = 1; i <= n; i++)
	{
		if(s[i] == 'R') s[i] = '0';
		if(s[i] == 'G') s[i] = '1';
		if(s[i] == 'B') s[i] = '2';
	}
	for(int i = 1; i <= n; i++)
	{
		for(int j = 0; j < 3; j++) 
			sum[j][i] = sum[j][i-1];
		sum[s[i]-'0'][i]++;
	}
	for(int i = 1; i <= n; i++)
	{
		//c就是辨认R,G,B的一个工具变量
		llint c = s[i]-'0';
		//ans是答案
		//初步计算
		ans += sum[(c+1)%3][i-1] * (sum[(c+2)%3][n] - sum[(c+2)%3][i]);
		ans += sum[(c+2)%3][i-1] * (sum[(c+1)%3][n] - sum[(c+1)%3][i]);
		//判断符不符合条件
		for(int j = 1; j <= n; j++)
		{
			if(i-j <= 0 || i+j > n) 
				break;
			if(s[i-j] != s[i] && s[i] != s[i+j] && s[i+j] != s[i-j]) 
				ans--;
		}
	}
	cout << ans << endl;
	return 0;
}

Compiler output:
main.c:1:9: fatal error: bits/stdc++.h: No such file or directory
    1 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include <bits/stdc++.h>
#define llint long long
 
using namespace std;
 
llint n;
string s;
llint sum[3][4005];
 
int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n;
	cin >> s;
	s = "#" + s;
	
	llint ans = 0;
	for(int i = 1; i <= n; i++){
		if(s[i] == 'R') s[i] = '0';
		if(s[i] == 'G') s[i] = '1';
		if(s[i] == 'B') s[i] = '2';
	}
	for(int i = 1; i <= n; i++){
		for(int j = 0; j < 3; j++) sum[j][i] = sum[j][i-1];
		sum[s[i]-'0'][i]++;
	}
	
	for(int i = 1; i <= n; i++){
		llint c = s[i]-'0';
		ans += sum[(c+1)%3][i-1] * (sum[(c+2)%3][n] - sum[(c+2)%3][i]);
		ans += sum[(c+2)%3][i-1] * (sum[(c+1)%3][n] - sum[(c+1)%3][i]);
		for(int j = 1; j <= n; j++){
			if(i-j <= 0 || i+j > n) break;
			if(s[i-j] != s[i] && s[i] != s[i+j] && s[i+j] != s[i-j]) ans--;
		}
	}
	cout << ans << endl;
	
	
	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;
 
#ifdef LOCAL
#include "debug.h"
#else
#define DEBUG(...)
#endif
 
int main() {
  cin.tie(nullptr);
  ios::sync_with_stdio(false);
  int n;
  cin >> n;
  string s;
  cin >> s;
  long long r = count(begin(s), end(s), 'R');
  long long g = count(begin(s), end(s), 'G');
  long long b = count(begin(s), end(s), 'B');
  auto res = r * g * b;
  for (int j = 1; j < n; ++j) {
    for (int i = 0; i < j; ++i) {
      int k = 2 * j - i;
      if (k < n) {
        res -= s[i] != s[j] and s[j] != s[k] and s[k] != s[i];
      }
    }
  }
  cout << res << '\n';
}

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>
#define rep(i, n) for(int i = 0; i < (n); i++)
using namespace std;

signed main(void)
{
	int n;
	string s;
	long long sum, r, g, b;

	cin >> n >> s;
	r = g = b = 0;
	rep(i, n)
	{
		if (s[i] == 'R') r++;
		else if (s[i] == 'G') g++;
		else if (s[i] == 'B') b++;
	}
	sum = r * g * b; 
	rep(i, n - 1)
	{
		for(int j = i + 1; j < n; j++)
		{
			int k = 2 * j - i;
			if (k >= n) continue;
			if (s[i] != s[j] && s[j] != s[k] && s[i] != s[k])
				sum--;
		}
	}
	cout << sum << endl;
	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<iostream>

using namespace std;
long long rgb_triplets(int n, string s) {
  if(n<3)
    return 0;
  int r_count = 0;
  int g_count = 0;
  int b_count = 0;
  
  for(int i=0;i<n;i++) {
    if(s[i] == 'R')
      r_count++;
    if(s[i] == 'G')
      g_count++;
    if(s[i] == 'B')
      b_count++;
  }
  long long ans = r_count * g_count * b_count;

  for(int i=0;i<n-1;i++) {
    for(int k=i+1;k<n;k++) {
      if((k+i) % 2 != 0)
	continue;
      int j = (k+i) / 2;
      //cout << i << " " << j << " " <<  k << " -> " << j-i << " " << k-j << endl;
      if(s[i] != s[j] && s[j] != s[k] && s[i] != s[k])
	ans--;
    }
  }
  return ans;
}

int main() {
  int n;
  string s;

  cin >> n;
  cin >> s;

  cout << rgb_triplets(n, s);
}



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

import java.util.*;
public class ABC162_D {
    public static void main(String args[]){
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        char[] line = sc.next().toCharArray();
        int[][] arr = new int[N][3];
        Map<Character,Integer> m = new HashMap<>();
        m.put('R',0);
        m.put('G',1);
        m.put('B',2);
        for(int i=0; i<N-1; i++){
            for(int j=i+1; j<N; j++){
                arr[i][m.get(line[j])] +=1;
            }
        }
        
        int total = 0;
        for(int i=0; i<N-1; i++){
            char c = line[i];
            for(int j=i+1; j<N; j++){
                if(c == line[j]) continue;

                char third = getThird(c, line[j]);
                
                if(2*j-i < N && line[2*j-i] == third){
                    total--;
                }
    
                
                total += arr[j][m.get(third)];
            }
        }
        System.out.println(total);

        

    }

    static char getThird(char a, char b){
        if((a=='R' && b=='G')||(a=='G' && b=='R')){
            return 'B';
        }
        if((a=='B' && b=='G')||(a=='G' && b=='B')){
            return 'R';
        }
        return 'G';
    }




    

}

Compiler output:
Main.java:2: error: class ABC162_D is public, should be declared in a file named ABC162_D.java
public class ABC162_D {
       ^
1 error
Language: C

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

using namespace std;
int main(){
    int n;cin>>n;
    string s;cin>>s;
    vector<int> cnt(3);
    rep(i,n){
        if(s[i]=='R') cnt[0]++;
        else if(s[i]=='G') cnt[1]++;
        else cnt[2]++;
    }

    ll ans =cnt[0]*cnt[1]*cnt[2];
    rep(j,n){
        rep(i,j){
            int k=2*j-i;
            if(k<n){
                if(s[i]==s[j]) continue;
                if(s[j]==s[k]) continue;
                if(s[i]==s[k]) continue;
                ans--;
            }
        }
    }
    cout << ans <<endl;

    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 namesace std;

int main(void)
{
  int N;
  cin >> N;
  string S;
  cin >> S;

  int sum = 0;
  int i, j, k;
  for (i=0;i<N-2;i++){
    for (j=i+1;j<N-1;j++){
      for (k=j+1;k<N;k++){
        if ((j-i)!=(k-j) && S[i]!=S[j] && S[i]!=S[k] && S[j]!=S[k]){
          sum++;
        }
      }
    }
  }

  cout << sum << endl;

  return 0;
}


Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namesace'
    2 | using namesace std;
      |       ^~~~~~~~
a.cc: In function 'int main()':
a.cc:7:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |   cin >> N;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:8:3: error: 'string' was not declared in this scope
    8 |   string S;
      |   ^~~~~~
a.cc:8:3: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:9:10: error: 'S' was not declared in this scope
    9 |   cin >> S;
      |          ^
a.cc:23:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   23 |   cout << sum << endl;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:23:18: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   23 |   cout << sum << endl;
      |                  ^~~~
      |                  std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C

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

#define ll long long
#define MOD 1000000007


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

    string s;
    cin>>s;
    ll r=0,g=0,b=0;
    for(int i=0;i<n;i++){
        if(s.at(i)=='R'){
            r++;
        }else if(s.at(i)=='G'){
            g++;
        }else{
            b++;
        }
    }


    int co=0;
    for(int i=0;i<n;i++){
        for(int j=i+1;j<n;j++){
            if(2*j-i>=n)break;
            if(s.at(i)!=s.at(j)&&s.at(j)!=s.at(2*j-i)&&s.at(2*j-i)!=s.at(i)){
                co++;
            }
        }
    }

    cout<<r*g*b-co<<endl;



}



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(){
    int N;
    cin>>N;
    string S;
    cin>>S;
    int counter=0;
    for(int j=1; j<N-1; j++){
        int t=j;
        int u=N-1-j;
        for (int i=1; i<=t; i++){
            for(int k=1; k<=u; k++){
                if(i==k) continue;
                
                if(S[j-i]!=S[j] && S[j]!=S[j+k] && S[j-i]!=S[j+k]) counter++;
            }
        }
        
    }
    cout<<counter<<endl;
}


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

import java.util.*;

 public class main{
   public static void main(String[] args) {
     Scanner reader=new Scanner(System.in);
     int n=reader.nextInt();
     String a=reader.next();
     int counter=0;
     int R=0;
     int B=0;
     int G=0;
    for(int j=0;j<n;j++)
    {
      if(a.charAt(j)=='R')
      R++;
      if(a.charAt(j)=='B')
      B++;
      if(a.charAt(j)=='G')
      G++;
    }

   for(int j=0;j<n;j++)
   {
     for(int i=0;i<j;i++)
     {
       if(n>2*j-i)
       {
         if(a.charAt(i)!=a.charAt(j)&&a.charAt(2*j-i)!=a.charAt(i))
         {
         if(a.charAt(j)!=a.charAt(2*j-i))
         counter++;
       }
       }
     }

   }

  System.out.println(R*B*G-counter);
    }
   }


Compiler output:
Main.java:3: error: class main is public, should be declared in a file named main.java
 public class main{
        ^
1 error
Language: Java

import java.util.*;

 public class main{
   public static void main(String[] args) {
     Scanner reader=new Scanner(System.in);
     int n=reader.nextInt();
     String a=reader.next();
     int counter=0;
     int R=0;
     int B=0;
     int G=0;
    for(int j=0;j<n;j++)
    {
      if(a.charAt(j)=='R')
      R++;
      if(a.charAt(j)=='B')
      B++;
      if(a.charAt(j)=='G')
      G++;
    }

   for(int j=0;j<n;j++)
   {
     for(int i=0;i<j;i++)
     {
       if(n>2*j-i)
       {System.out.println(i+" "+j);
         if(a.charAt(i)!=a.charAt(j)&&a.charAt(2*j-i)!=a.charAt(i))
         {
         if(a.charAt(j)!=a.charAt(2*j-i))
         counter++;
       }
       }
     }

   }

  System.out.println(R*B*G-counter);
    }
   }

Compiler output:
Main.java:3: error: class main is public, should be declared in a file named main.java
 public class main{
        ^
1 error
Language: Java

import java.util.*;

 public class Main{
   public static void main(String[] args) {
     Scanner reader=new Scanner(System.in);
     int n=reader.nextInt();
     String a=reader.next();
     int counter=0;
     int R=0;
     int B=0;
     int G=0;
    for(int j=0;j<n;j++)
    {
      if(a.charAt(j)=='R')
      R++;
      if(a.charAt(j)=='B')
      B++;
      if(a.charAt(j)=='G')
      G++;
    }

   for(int j=0;j<n;j++)
   {
     for(int i=0;i<j;i++)
     {
       if(n>2*j-i)
       {
         if(a.charAt(i)!=a.charAt(j)&&a.charAt(2*j-i)!=a.charAt(i))
         {
         if(a.charAt(j)!=a.charAt(2*j-i))
         counter++;
       }
       }
     }

   }

  System.out.println(R*B*G-counter);
    }


Compiler output:
Main.java:39: error: reached end of file while parsing
    }
     ^
1 error
Language: Java

import java.util.*;

 public class main{
   public static void main(String[] args) {
     Scanner reader=new Scanner(System.in);
     int n=reader.nextInt();
     String a=reader.next();
     int counter=0;
     int R=0;
     int B=0;
     int G=0;
    for(int j=0;j<n;j++)
    {
      if(a.charAt(j)=='R')
      R++;
      if(a.charAt(j)=='B')
      B++;
      if(a.charAt(j)=='G')
      G++;
    }

   for(int j=0;j<n;j++)
   {
     for(int i=0;i<j;i++)
     {
       if(n>2*j-i)
       {
         if(a.charAt(i)!=a.charAt(j)&&a.charAt(2*j-i)!=a.charAt(i))
         {
         if(a.charAt(j)!=a.charAt(2*j-i))
         counter++;
       }
       }
     }

   }

  System.out.println(R*B*G-counter);
    }


Compiler output:
Main.java:39: error: reached end of file while parsing
    }
     ^
1 error
Language: C++

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

int main(){
    int n = 0;
    string s;
    cin >> n >> s;
    int r,g,b;
    long ans = 0;
    r = g = b = 0;

    for (int i = 0;i < n;i++){
        if(s[i] == "R")r++;
        if(s[i] == "G")g++;
        if(s[i] == "B")b++;
    }

    ans = r * g * b;

    for (int i = 0;i < n;i++){
        for (int j = i + 1;j < n;j++){
            int k = 2 * j - i;
            if(k>=n)continue;
            if ((s[i]!=s[j])&&(s[i]!=s[k])&&(s[k]!=s[j]))ans--;
        }
    }

    cout << ans;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |         if(s[i] == "R")r++;
a.cc:14:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   14 |         if(s[i] == "G")g++;
a.cc:15:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   15 |         if(s[i] == "B")b++;
Language: C

#include <iostream>
#include <iomanip>
#include <math.h>
#include <string>
#include <algorithm>
//#include <ctype.h>
#include <vector>
#include <numeric>
#include <map>
#include <set>
#include <queue>
#include <deque>
#include <bitset>
using namespace std;

#define ll long long int
#define rep(i, a, n) for (int i = a; i < n; i++)
#define repm(i, a, n) for (int i = a; i >= n; i--)
#define INF 1e9
#define LINF 1e17
#define MOD (int)(1e9 + 7)
#define pi 3.141592653589
#define pii pair<int, int>
#define pll pair<ll, ll>
#define vi vector<int>
#define vs vector<string>
#define vii vector<vector<int>>
#define vll vector<ll>
#define vllll vector<vector<ll>>
#define vd vector<double>
#define ALL(a) (a).begin(), (a).end()
#define sort_v(a) sort(a.begin(), a.end())
#define reverse_v(a) reverse(a.begin(), a.end())
#define fi first
#define se second

void print(bool c)
{
    (c) ? (cout << "Yes" << endl) : (cout << "No" << endl);
}

void Print(bool c)
{
    (c) ? (cout << "YES" << endl) : (cout << "NO" << endl);
}

//最小公倍数
template <typename T>
T gcd(T a, T b)
{
    while (1)
    {
        if (a < b)
            swap(a, b);
        if (b == 0)
            break;
        a %= b;
    }
    return a;
}

//最大公約数
template <typename T>
T lcm(T a, T b)
{
    return a * b / gcd(a, b);
}
//セカンドキー->ファーストキーの順ソート
bool cmp(const pii &a, const pii &b)
{
    if (a.second != b.second)
        return a.second < b.second;
    return a.first < b.first;
}

int dx[4] = {1, 0, -1, 0};
int dy[4] = {0, 1, 0, -1};

int main(void)
{
    int n;
    cin >> n;
    string s;
    cin >> s;

    map<char, int> mp;
    rep(i, 0, n) mp[s[i]]++;
    ll ans = mp['R'] * mp['G'] * mp['B'];
    rep(i, 0, n)
    {
        rep(j, i + 1, n)
        {
            int k = j + (j - i);
            if (k >= n)
                break;
            if (s[i] != s[j] && s[k] != s[j] && s[i] != s[k])
                ans--;
        }
    }
    cout << ans << endl;
}

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

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

int main() {
  int n;
  long long int r=0,g=0,b=0;
  cin>>n;
  string s;
  cin>>s;
  vector<int> rgb(4001,0);
  rep(i,0,n){
  	string tmp;
    tmp=s.substr(i,1);
    if(tmp=="R"){rgb[i]=1;r++;}
    if(tmp=="G"){rgb[i]=2;g++;}
    if(tmp=="B"){rgb[i]=3;b++;}
  }
  
  long long int ans=r*g*b;
  
  rep(i,0,n){
    rep(j,0,n){
      int k=(2*j)-i;
      if(k>=n||k<0){continue;}
      if(i>j||j>k){continue;}
      if(i==j||i==k||j==k){continue;}
      //cout<<i<<j<<k<<endl;
      if(rgb[i]==rgb[j]||rgb[i]==rgb[k]||rgb[k]==rgb[j]){continue;}
      if(j-i==k-j){ans--;}
    }
  }

  cout<<ans<<endl;
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin>>n;
      |   ^~~
a.cc:7:3: error: 'string' was not declared in this scope
    7 |   string s;
      |   ^~~~~~
a.cc:8:8: error: 's' was not declared in this scope
    8 |   cin>>s;
      |        ^
a.cc:9:3: error: 'vector' was not declared in this scope
    9 |   vector<int> rgb(4001,0);
      |   ^~~~~~
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int> rgb(4001,0);
      |          ^~~
a.cc:11:15: error: expected ';' before 'tmp'
   11 |         string tmp;
      |               ^~~~
      |               ;
a.cc:12:5: error: 'tmp' was not declared in this scope
   12 |     tmp=s.substr(i,1);
      |     ^~~
a.cc:13:18: error: 'rgb' was not declared in this scope
   13 |     if(tmp=="R"){rgb[i]=1;r++;}
      |                  ^~~
a.cc:14:18: error: 'rgb' was not declared in this scope
   14 |     if(tmp=="G"){rgb[i]=2;g++;}
      |                  ^~~
a.cc:15:18: error: 'rgb' was not declared in this scope
   15 |     if(tmp=="B"){rgb[i]=3;b++;}
      |                  ^~~
a.cc:27:10: error: 'rgb' was not declared in this scope
   27 |       if(rgb[i]==rgb[j]||rgb[i]==rgb[k]||rgb[k]==rgb[j]){continue;}
      |          ^~~
a.cc:32:3: error: 'cout' was not declared in this scope
   32 |   cout<<ans<<endl;
      |   ^~~~
a.cc:32:14: error: 'endl' was not declared in this scope
   32 |   cout<<ans<<endl;
      |              ^~~~
Language: C++

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

int main() {
  int N, X, countR, countG, countB;
  countR = 0;
  countG = 0;
  countB = 0;
  string A;
  cin >> N >> A;
  for (int i = 0; i < N; i++) {
    if (A.at(i) == 'R') {
      countR++;
    }
    if (A.at(i) == 'G') {
      countG++;
    }
    if (A.at(i) == 'B') {
      countB++;
    }
  }
  X = countR * countG * countB;
  int Y;
  for (int j; j < N; j++) {
    for (int i; i < j; i++) {
      int k = 2 * j - i:
      if (k < N + 1) {
        if (A.at(i) == A.at(j)) {
          continue;
        }
        if (A.at(j) == A.at(k)) {
          continue;
        }
        if (A.at(i) == A.at(k)) {
          continue;
        }
        Y = i + j + k;
      }
    }
  }
    cout << X - Y << endl;
}
        
      
  

  
  


Compiler output:
a.cc: In function 'int main()':
a.cc:26:24: error: expected ',' or ';' before ':' token
   26 |       int k = 2 * j - i:
      |                        ^
Language: C++

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

int main() {
  int N, X, countR, countG, countB;
  countR = 0;
  countG = 0;
  countB = 0;
  string A;
  cin >> N >> A;
  for (int i = 0; i < N; i++) {
    if (A.at(i) == 'R') {
      countR++;
    }
    if (A.at(i) == 'G') {
      countG++;
    }
    if (A.at(i) == 'B') {
      countB++;
    }
  }
  X = countR * countG * countB;
  for (int j; j < N; j++) {
    for (int i; i < j; i++) {
      int k = 2 * j - i:
      if (k < N + 1) {
        if (A.at(i) == A.at(j)) {
          continue;
        }
        if (A.at(j) == A.at(k)) {
          continue;
        }
        if (A.at(i) == A.at(k)) {
          continue;
        }
        int Y = i + j + k;
      }
    }
  }
    cout << X - Y << endl;
}
        
      
  

  
  


Compiler output:
a.cc: In function 'int main()':
a.cc:25:24: error: expected ',' or ';' before ':' token
   25 |       int k = 2 * j - i:
      |                        ^
a.cc:40:17: error: 'Y' was not declared in this scope
   40 |     cout << X - Y << endl;
      |                 ^
Language: C++

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

int main() {
  int N, X, countR, countG, countB;
  countR = 0;
  countG = 0;
  countB = 0;
  string A;
  cin >> N, A;
  for (int i = 0; i < N; i++) {
    if (A.at(i) == 'R') {
      countR++;
    }
    if (A.at(i) == 'G') {
      countG++:
    }
    if (A.at(i) == 'B') {
      countB++;
    }
  }
  X = countR * countG * countB;
  int i, j, k,C;
  C = 0;
  k = 2 * j - i;
  for (i = 1; i < N; i++) {
    for (j = 1; j < N; j++) {
      if (i < j & j < k) {
        C++;
      }
    }
  }
}
  
  
  
  


Compiler output:
a.cc: In function 'int main()':
a.cc:16:15: error: expected ';' before ':' token
   16 |       countG++:
      |               ^
      |               ;
Language: C++

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

int main() {
  int N;
  vector<string> A(N);
  cin >> N, A;
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:7:15: error: expected '}' at end of input
    7 |   cin >> N, A;
      |               ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <iostream>
#include <vector>
using namespace std;
int main(){
  int n;
  cin >> n;
  string s;
  cin >> s;
  vector<int> r,g,b;
  for(int i=0;i<n;i++){
    switch(s[i]){
      case 'R':
        r.push_back(i);
        break;
      case 'G':
        g.push_back(i);
        break;
      case 'B':
        b.push_back(i);
        break;
    }
  }
  int cnt = 0;
  for(int i=0;i<n-2;i++){
    switch(s[i]){
      case 'R':
        cnt += g.length() * b.length();
        break;
      case 'G':
        cnt += r.length() * b.length();
        break;
      case 'B':
        cnt += r.length() * g.length();
        break;
    }
    for(int j=1;i+2*j<n;j++){
      if(s[i]!=s[i+j]&&s[i+j]!=s[i+2*j]&&s[i+2*j]!=s[i]) cnt--;
    }
  }
  cout << cnt << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:18: error: 'class std::vector<int>' has no member named 'length'
   27 |         cnt += g.length() * b.length();
      |                  ^~~~~~
a.cc:27:31: error: 'class std::vector<int>' has no member named 'length'
   27 |         cnt += g.length() * b.length();
      |                               ^~~~~~
a.cc:30:18: error: 'class std::vector<int>' has no member named 'length'
   30 |         cnt += r.length() * b.length();
      |                  ^~~~~~
a.cc:30:31: error: 'class std::vector<int>' has no member named 'length'
   30 |         cnt += r.length() * b.length();
      |                               ^~~~~~
a.cc:33:18: error: 'class std::vector<int>' has no member named 'length'
   33 |         cnt += r.length() * g.length();
      |                  ^~~~~~
a.cc:33:31: error: 'class std::vector<int>' has no member named 'length'
   33 |         cnt += r.length() * g.length();
      |                               ^~~~~~
Language: C++

#include <iostream>
using namespce std;
int main(){
  int n;
  cin >> n;
  string s;
  cin >> s;
  int cnt = 0;
  for(int i=0;i<n-2;i++){
    for(int j=i;j<n-1;j++){
      for(int k=j;k<n;k++){
        if(j-i!=k-j&&s[i]!=s[j]&&s[j]!=s[k]&&s[k]!=s[i]) cnt++;
      }
    }
  }
  cout << cnt << endl;
  return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespce'
    2 | using namespce std;
      |       ^~~~~~~~
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin >> n;
      |   ^~~
      |   std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:3: error: 'string' was not declared in this scope
    6 |   string s;
      |   ^~~~~~
a.cc:6:3: note: suggested alternatives:
In file included from /usr/include/c++/14/iosfwd:41,
                 from /usr/include/c++/14/ios:40,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
In file included from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44:
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:7:10: error: 's' was not declared in this scope
    7 |   cin >> s;
      |          ^
a.cc:16:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   16 |   cout << cnt << endl;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:16:18: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   16 |   cout << cnt << endl;
      |                  ^~~~
      |                  std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main {
  string S;
  int N, count;
  count = 0;
  cin >> N;
  cin >> S;
  for (int i = 1; i < N - 1; i++) {
    for (int j = 1; j < N; j++) {
      for (int k = 1; k < N + 1; k++) {
        if (i < j && j < k) {
          if (S.at(i) != S.at(j) && S.at(i) != S.at(k) && S.at(j) != S.at(k) && j - i !=  k - j) {
          count++;
          }
        }
      }
    }
  }
  cout << count << endl;
}
          
          
        


Compiler output:
a.cc:3:5: error: cannot declare '::main' to be a global variable
    3 | int main {
      |     ^~~~
a.cc:4:10: error: expected primary-expression before 'S'
    4 |   string S;
      |          ^
a.cc:4:10: error: expected '}' before 'S'
a.cc:3:10: note: to match this '{'
    3 | int main {
      |          ^
a.cc:6:3: error: reference to 'count' is ambiguous
    6 |   count = 0;
      |   ^~~~~
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:101:1: note: candidates are: 'template<class _ExecutionPolicy, class _ForwardIterator, class _Tp> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, typename std::iterator_traits<_II>::difference_type> std::count(_ExecutionPolicy&&, _ForwardIterator, _ForwardIterator, const _Tp&)'
  101 | count(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, const _Tp& __value);
      | ^~~~~
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:4025:5: note:                 'template<class _IIter, class _Tp> typename std::iterator_traits< <template-parameter-1-1> >::difference_type std::count(_IIter, _IIter, const _Tp&)'
 4025 |     count(_InputIterator __first, _InputIterator __last, const _Tp& __value)
      |     ^~~~~
a.cc:5:10: note:                 'int count'
    5 |   int N, count;
      |          ^~~~~
a.cc:7:3: error: 'cin' does not name a type
    7 |   cin >> N;
      |   ^~~
a.cc:8:3: error: 'cin' does not name a type
    8 |   cin >> S;
      |   ^~~
a.cc:9:3: error: expected unqualified-id before 'for'
    9 |   for (int i = 1; i < N - 1; i++) {
      |   ^~~
a.cc:9:19: error: 'i' does not name a type
    9 |   for (int i = 1; i < N - 1; i++) {
      |                   ^
a.cc:9:30: error: 'i' does not name a type
    9 |   for (int i = 1; i < N - 1; i++) {
      |                              ^
a.cc:20:3: error: 'cout' does not name a type
   20 |   cout << count << endl;
      |   ^~~~
a.cc:21:1: error: expected declaration before '}' token
   21 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main {
  string S;
  int N, count;
  count = 0;
  cin >> N, S;
  for (int i = 1; i < N - 1; i++) {
    for (int j = 1; j < N; j++) {
      for (int k = 1; k < N + 1; k++) {
        if (i < j && j < k) {
          if (S.at(i) != S.at(j) && S.at(i) != S.at(k) && S.at(j) != S.at(k) && j - i !=  k - j) {
          count++;
          }
        }
      }
    }
  }
  cout << count << endl;
}
          
          
        


Compiler output:
a.cc:3:5: error: cannot declare '::main' to be a global variable
    3 | int main {
      |     ^~~~
a.cc:4:10: error: expected primary-expression before 'S'
    4 |   string S;
      |          ^
a.cc:4:10: error: expected '}' before 'S'
a.cc:3:10: note: to match this '{'
    3 | int main {
      |          ^
a.cc:6:3: error: reference to 'count' is ambiguous
    6 |   count = 0;
      |   ^~~~~
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:101:1: note: candidates are: 'template<class _ExecutionPolicy, class _ForwardIterator, class _Tp> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, typename std::iterator_traits<_II>::difference_type> std::count(_ExecutionPolicy&&, _ForwardIterator, _ForwardIterator, const _Tp&)'
  101 | count(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, const _Tp& __value);
      | ^~~~~
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:4025:5: note:                 'template<class _IIter, class _Tp> typename std::iterator_traits< <template-parameter-1-1> >::difference_type std::count(_IIter, _IIter, const _Tp&)'
 4025 |     count(_InputIterator __first, _InputIterator __last, const _Tp& __value)
      |     ^~~~~
a.cc:5:10: note:                 'int count'
    5 |   int N, count;
      |          ^~~~~
a.cc:7:3: error: 'cin' does not name a type
    7 |   cin >> N, S;
      |   ^~~
a.cc:8:3: error: expected unqualified-id before 'for'
    8 |   for (int i = 1; i < N - 1; i++) {
      |   ^~~
a.cc:8:19: error: 'i' does not name a type
    8 |   for (int i = 1; i < N - 1; i++) {
      |                   ^
a.cc:8:30: error: 'i' does not name a type
    8 |   for (int i = 1; i < N - 1; i++) {
      |                              ^
a.cc:19:3: error: 'cout' does not name a type
   19 |   cout << count << endl;
      |   ^~~~
a.cc:20:1: error: expected declaration before '}' token
   20 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main {
  string S;
  int N, count;
  count = 0;
  cin >> N, S;
  for (int i = 1; i < N - 2; i++) {
    for (int j = 1; j < N - 1; j++) {
      for (int k = 1; k < N + 1; k++) {
        if (i < j && j < k) {
        if (S.at(i) != S.at(j) && S.at(i) != S.at(k) && S.at(j) != S.at(k) && j - i !=  k - j) {
          count++;
        }
        }
      }
    }
  }
  cout << count << endl;
}
          
          
        


Compiler output:
a.cc:3:5: error: cannot declare '::main' to be a global variable
    3 | int main {
      |     ^~~~
a.cc:4:10: error: expected primary-expression before 'S'
    4 |   string S;
      |          ^
a.cc:4:10: error: expected '}' before 'S'
a.cc:3:10: note: to match this '{'
    3 | int main {
      |          ^
a.cc:6:3: error: reference to 'count' is ambiguous
    6 |   count = 0;
      |   ^~~~~
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:101:1: note: candidates are: 'template<class _ExecutionPolicy, class _ForwardIterator, class _Tp> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, typename std::iterator_traits<_II>::difference_type> std::count(_ExecutionPolicy&&, _ForwardIterator, _ForwardIterator, const _Tp&)'
  101 | count(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, const _Tp& __value);
      | ^~~~~
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:4025:5: note:                 'template<class _IIter, class _Tp> typename std::iterator_traits< <template-parameter-1-1> >::difference_type std::count(_IIter, _IIter, const _Tp&)'
 4025 |     count(_InputIterator __first, _InputIterator __last, const _Tp& __value)
      |     ^~~~~
a.cc:5:10: note:                 'int count'
    5 |   int N, count;
      |          ^~~~~
a.cc:7:3: error: 'cin' does not name a type
    7 |   cin >> N, S;
      |   ^~~
a.cc:8:3: error: expected unqualified-id before 'for'
    8 |   for (int i = 1; i < N - 2; i++) {
      |   ^~~
a.cc:8:19: error: 'i' does not name a type
    8 |   for (int i = 1; i < N - 2; i++) {
      |                   ^
a.cc:8:30: error: 'i' does not name a type
    8 |   for (int i = 1; i < N - 2; i++) {
      |                              ^
a.cc:19:3: error: 'cout' does not name a type
   19 |   cout << count << endl;
      |   ^~~~
a.cc:20:1: error: expected declaration before '}' token
   20 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main {
  string S;
  int N, count;
  count = 0;
  cin >> N, S;
  for (int i = 1; i < N - 2; i++) {
    for (int j = 1; j < N - 1; j++) {
      for (int k = 1; k < N; k++) {
        if (i < j && j < k) {
        if (S.at(i) != S.at(j) && S.at(i) != S.at(k) && S.at(j) != S.at(k) && j - i !=  k - j) {
          count++;
        }
        }
      }
    }
  }
  cout << count << endl;
}
          
          
        


Compiler output:
a.cc:3:5: error: cannot declare '::main' to be a global variable
    3 | int main {
      |     ^~~~
a.cc:4:10: error: expected primary-expression before 'S'
    4 |   string S;
      |          ^
a.cc:4:10: error: expected '}' before 'S'
a.cc:3:10: note: to match this '{'
    3 | int main {
      |          ^
a.cc:6:3: error: reference to 'count' is ambiguous
    6 |   count = 0;
      |   ^~~~~
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:101:1: note: candidates are: 'template<class _ExecutionPolicy, class _ForwardIterator, class _Tp> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, typename std::iterator_traits<_II>::difference_type> std::count(_ExecutionPolicy&&, _ForwardIterator, _ForwardIterator, const _Tp&)'
  101 | count(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, const _Tp& __value);
      | ^~~~~
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:4025:5: note:                 'template<class _IIter, class _Tp> typename std::iterator_traits< <template-parameter-1-1> >::difference_type std::count(_IIter, _IIter, const _Tp&)'
 4025 |     count(_InputIterator __first, _InputIterator __last, const _Tp& __value)
      |     ^~~~~
a.cc:5:10: note:                 'int count'
    5 |   int N, count;
      |          ^~~~~
a.cc:7:3: error: 'cin' does not name a type
    7 |   cin >> N, S;
      |   ^~~
a.cc:8:3: error: expected unqualified-id before 'for'
    8 |   for (int i = 1; i < N - 2; i++) {
      |   ^~~
a.cc:8:19: error: 'i' does not name a type
    8 |   for (int i = 1; i < N - 2; i++) {
      |                   ^
a.cc:8:30: error: 'i' does not name a type
    8 |   for (int i = 1; i < N - 2; i++) {
      |                              ^
a.cc:19:3: error: 'cout' does not name a type
   19 |   cout << count << endl;
      |   ^~~~
a.cc:20:1: error: expected declaration before '}' token
   20 | }
      | ^