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

#include <iostream>
#include <set>
#include <vector>

using namespace std;

int main()
{
	int N, Q;
	cin >> N >> Q;
    
	string S;
	cin >> S;
    
    set<int> substrIdx;
    int min = -1;
    int max = 10001;
    for( int ii = 0; S[ii+1] != '\0'; ++ii){
        if( S[ii] == 'A' && S[ii+1] == 'C' ){
            substrIdx.insert(ii);
            if(min == -1){
                min = ii;
            }
            max = ii;
        }
    }
    //cout << min << "," << max << "," << substrIdx.size() << endl;
    
    vector<pair<int, int> > pairs;
    for( int ii = 0; ii < Q; ++ii ) {
        int li, ri;
        cin >> li >> ri;
        //cout << li-1 << "," << ri-2 << endl;
        pairs.insert(make_pair<int,int>(li, ri));
    }
        
    vector<int> outvec;
    for( auto pair : pairs ){
        int cnt = 0;
        if(!(pair.second-2 <= min || max <= pair.first-1) && pair.first-1 < pair.second-2){
            //cout << "in" << endl;
            for(int jj = pair.first-1; jj < pair.second-1; ++jj){
                if(substrIdx.find(jj) != substrIdx.end() && jj < pair.second-1){
                    ++cnt;
                }
            }
        }
        
        outvec.push_back(cnt);
    }
        
    for(auto out : outvec){
        cout << out << endl;
    }
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:34:41: error: cannot bind rvalue reference of type 'int&&' to lvalue of type 'int'
   34 |         pairs.insert(make_pair<int,int>(li, ri));
      |                                         ^~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
                 from /usr/include/c++/14/string:51,
                 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,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_pair.h:1132:21: note:   initializing argument 1 of '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&&) [with _T1 = int; _T2 = int; typename __strip_reference_wrapper<typename decay<_Tp>::type>::__type = int; typename decay<_Tp>::type = int; typename __strip_reference_wrapper<typename decay<_Tp2>::type>::__type = int; typename decay<_Tp2>::type = int]'
 1132 |     make_pair(_T1&& __x, _T2&& __y)
      |               ~~~~~~^~~
Language: C++

#include"bits/stdc++.h"
#include"math.h"
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std; 
int main(){ int n,q; cin >>n>>q;
           vector<pair<char,int>> s(n);
             rep(i,n) cin >> s[i].first;
           vector<int>  l(q),r(q);
         rep(i,n){
           int x,y;
           cin >> x >> y;
           l[i]=x;
           r[i]=y;}
           for(int i=0;i<n-1;i++){
             if(s[i].first=='A'){if(s[i+1].first=='C'){
               s[i+1].second=s[i].second+1;
             else s[i+1].second=s[i].second;}}
           else s[i+1].second=s[i].second;}
           for(int i=0;i<q;i++){
             int x=s[r[i]-1].second-s[l[i]-1].second;
             cout << x <<endl;}}
           



Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: expected '}' before 'else'
   17 |              else s[i+1].second=s[i].second;}}
      |              ^~~~
a.cc:15:55: note: to match this '{'
   15 |              if(s[i].first=='A'){if(s[i+1].first=='C'){
      |                                                       ^
a.cc:18:12: error: 'else' without a previous 'if'
   18 |            else s[i+1].second=s[i].second;}
      |            ^~~~
a.cc:18:19: error: 'i' was not declared in this scope
   18 |            else s[i+1].second=s[i].second;}
      |                   ^
a.cc: At global scope:
a.cc:19:12: error: expected unqualified-id before 'for'
   19 |            for(int i=0;i<q;i++){
      |            ^~~
a.cc:19:24: error: 'i' does not name a type
   19 |            for(int i=0;i<q;i++){
      |                        ^
a.cc:19:28: error: 'i' does not name a type
   19 |            for(int i=0;i<q;i++){
      |                            ^
a.cc:21:32: error: expected declaration before '}' token
   21 |              cout << x <<endl;}}
      |                                ^
Language: C++

#include"bits/stdc++.h"
#include"math.h"
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std; 
int main(){ int n,q; cin >>n>>q;
           vector<pair<char,int>> s(n);
             rep(i,n) cin >> s[i].first;
           vector<int>  l(q),r(q);
         rep(i,n){
           int x,y;
           cin >> x >> y;
           l[i]=x;
           r[i]=y;}
           for(int i=0;i<n-1;i++){
             if(s[i].first=='A'){if(s[i+1].first=='C'){
               s[i+1].second=s[i].second+1;
             else s[i+1].second=s[i].second;}
           else s[i+1].second=s[i].second;}
           for(int i=0;i<q;i++){
             int x=s[r[i]-1].second-s[l[i]-1].second;
             cout << x <<endl;}}
           


Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: expected '}' before 'else'
   17 |              else s[i+1].second=s[i].second;}
      |              ^~~~
a.cc:15:55: note: to match this '{'
   15 |              if(s[i].first=='A'){if(s[i+1].first=='C'){
      |                                                       ^
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0;i < (n);i++)
using namespace std;
  
int main () {
  int n q;
  cin >> n >> q;
  string s;
  cin >> s;
  vector<int> l(q), r(q);
  vector<int> sum(n+1);
  rep(i,q) cin >> l.at(i) >> r.at(i);
  for(int i=1;i<n;i++) {
    sum.at(i+1) = sum(i);
    if(s.at(i-1) == 'A' && s.at(i) == 'C') 
      sum.at(i+1) = sum.at(i) +1;
  }
  rep(i,q) {
    int ans = sum(r.at(i)) - sum(l.at(i));
    cout << ans << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: expected initializer before 'q'
    6 |   int n q;
      |         ^
a.cc:7:10: error: 'n' was not declared in this scope; did you mean 'yn'?
    7 |   cin >> n >> q;
      |          ^
      |          yn
a.cc:7:15: error: 'q' was not declared in this scope
    7 |   cin >> n >> q;
      |               ^
a.cc:14:22: error: no match for call to '(std::vector<int>) (int&)'
   14 |     sum.at(i+1) = sum(i);
      |                   ~~~^~~
a.cc:19:18: error: no match for call to '(std::vector<int>) (__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   19 |     int ans = sum(r.at(i)) - sum(l.at(i));
      |               ~~~^~~~~~~~~
a.cc:19:33: error: no match for call to '(std::vector<int>) (__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   19 |     int ans = sum(r.at(i)) - sum(l.at(i));
      |                              ~~~^~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0;i < (n);i++)
using namespace std;
  
int main () {
  int n q;
  cin >> n >> q;
  string s;
  cin >> s;
  vector<int> l(q), r(q);
  vector<int> sum(n+1);
  rep(i,q) cin >> l.at(i) >> r.at(i);
  for(int i=1;i<n;i++) {
    sum.at(i+1) = sum(i);
    if(s.at(i-1) == 'A' && s.at(i) == 'C') 
      sum.at(i+1) = sum.at(i) +1;
  }
  rep(i,q) {
    int ans = sum(r.at(i)) - sum(l.at(i));
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: expected initializer before 'q'
    6 |   int n q;
      |         ^
a.cc:7:10: error: 'n' was not declared in this scope; did you mean 'yn'?
    7 |   cin >> n >> q;
      |          ^
      |          yn
a.cc:7:15: error: 'q' was not declared in this scope
    7 |   cin >> n >> q;
      |               ^
a.cc:14:22: error: no match for call to '(std::vector<int>) (int&)'
   14 |     sum.at(i+1) = sum(i);
      |                   ~~~^~~
a.cc:19:18: error: no match for call to '(std::vector<int>) (__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   19 |     int ans = sum(r.at(i)) - sum(l.at(i));
      |               ~~~^~~~~~~~~
a.cc:19:33: error: no match for call to '(std::vector<int>) (__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   19 |     int ans = sum(r.at(i)) - sum(l.at(i));
      |                              ~~~^~~~~~~~~
a.cc:21:2: error: expected '}' at end of input
   21 | }
      |  ^
a.cc:5:13: note: to match this '{'
    5 | int main () {
      |             ^
Language: C++

#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <queue>
using namespace std;
typedef long long ll;
#define rep(i,n) for(int i=0;i<n;i++)
int N,Q;
string S;
#define MAXQ 100001
int l[MAXQ],r[MAXQ];
int main(){
    cin >> N >> Q;
    cin >> S;
    rep(i,Q){
        cin >> l[i] >> r[i];
        l[i]--,r[i]--;
    }
    int ans[MAXQ];
    fill(ans,ans+N,0);
    rep(i,N-1){
        if(S[i]=='A'&&S[i+1]=='C'){
            ans[i+1]++;
        }
        ans[i+1]+=ans[i];
    }
    rep(i,Q){
        cout << ans[r[i]]-zans[l[i]] << endl;
    }
    return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:27: error: 'zans' was not declared in this scope; did you mean 'ans'?
   29 |         cout << ans[r[i]]-zans[l[i]] << endl;
      |                           ^~~~
      |                           ans
Language: C++

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

int f(string s,int i,vector<int> l,vector<int> r){
  int count=0;
  for(int j=l[i]-1;j<r[i]-1;j++){
    if(s.at(j)=='A' && s.at(j+1)=='C')
      count++;
  }
  return count;
}

int main(){
  int n,q;
  cin >> n >> q;
  string s;
  cin >> s;
  vector<int> l(q),r(q);
  for(int i=0;i<q;i++)
    cin >> l[i] >> q[i];
  for(int i=0;i<q;i++){
    cout << f(s.i.l,r) << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:21: error: invalid types 'int[int]' for array subscript
   20 |     cin >> l[i] >> q[i];
      |                     ^
a.cc:22:17: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'i'
   22 |     cout << f(s.i.l,r) << endl;
      |                 ^
Language: Java

mport java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int Q = sc.nextInt();
		String S = sc.next();
		int[] cnt = new int[N+1];
		for(int i = 0;i < N-1;i++) {
			cnt[i+1] = cnt[i] + (S.substring(i,i+2).equals("AC") ? 1 : 0);
		}
		for(int i = 0;i < Q;i++) {
			int L = sc.nextInt();
			int R = sc.nextInt();
			System.out.println(cnt[R-1]-cnt[L-1]);
		}
		sc.close();
	}
}

Compiler output:
Main.java:1: error: class, interface, enum, or record expected
mport java.util.Scanner;
^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
#define ALL(x) (x).begin(),(x).end()
#define SZ(x) ((int)(x).size())

int dp[100005];

int main(){
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    cout << fixed << setprecision(15);

    int N, Q;
    string s;
    cin >> N >> Q >> s;
    int dp[0] = 0;
    for (int i = 1; i < N; i++) {
        if (s[i-1] == 'A' && s[i] == 'C') dp[i] = dp[i-1] + 1;
        else                              dp[i] = dp[i-1];
    }
    rep(i, Q){
        int l, r;
        cin >> l >> r;
        cout << dp[r-1] - dp[l-1] << "\n";
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:17: error: array must be initialized with a brace-enclosed initializer
   18 |     int dp[0] = 0;
      |                 ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
#define ALL(x) (x).begin(),(x).end()
#define SZ(x) ((int)(x).size())


int main(){
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    cout << fixed << setprecision(15);

    int N, Q;
    string s;
    cin >> N >> Q >> s;
    vector<bool> li(N, false);
    for (int i = 0; i < (SZ(s) - 1); i++) {
        if (s[i] == 'A' && s[i+1] == 'C') li[i]++;
    }
    rep(i, Q){
        int l, r;
        cin >> l >> r;
        int ans = 0;
        for (int j = l - 1; j < r - 1; j++) {
            if(li[j]) ans++
        }
        cout << ans << "\n";
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:48: error: no 'operator++(int)' declared for postfix '++' [-fpermissive]
   19 |         if (s[i] == 'A' && s[i+1] == 'C') li[i]++;
      |                                           ~~~~~^~
a.cc:26:28: error: expected ';' before '}' token
   26 |             if(li[j]) ans++
      |                            ^
      |                            ;
   27 |         }
      |         ~
Language: C++

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

int main(){
  int n, q;
  cin >> n >> q;
  string s;
  cin >> s;
  rep(i,q){
    int s, f;
    cin >> s >> f;
    int cnt=0;
    bool hit = false;
    for(int j = s;j<=f;j++){
      if (hit==false && s[j]=='A') hit = true;
      if (hit==true && s[j]=='C'){
        cnt++;
        hit=false;
      }
    }
    cout << cnt << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:26: error: invalid types 'int[int]' for array subscript
   16 |       if (hit==false && s[j]=='A') hit = true;
      |                          ^
a.cc:17:25: error: invalid types 'int[int]' for array subscript
   17 |       if (hit==true && s[j]=='C'){
      |                         ^
Language: C++

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

int dp[100000][100000]={};
pair<int,int> q[100000];

int main(){
  int N, Q;
  string S;
  cin >> N >> Q >> S;
  for(int i=0; i<Q; i++){
    int l, r;
    cin >> l >> r;
    pair<int, int> p =make_pair(l,r);
    q[i] = p;
  }
  for(int i=0; i<N; i++){
    char pre = S[i];
    for(int j=i+1; j<N; j++){
      if(pre=='A' && S[j]=='C'){
        dp[i][j]=dp[i][j-1]+1;
      }
      else{
        dp[i][j]=dp[i][j-1];
      }
      pre = S[j];
    }
  }
  for(int i=0; i<Q; i++){
    cout << dp[q[i].first-1][q[i].second-1] << endl;
  }
  return 0;
}

Compiler output:
/tmp/ccP3VHzw.o: in function `main':
a.cc:(.text+0xa7): relocation truncated to fit: R_X86_64_PC32 against symbol `q' defined in .bss section in /tmp/ccP3VHzw.o
a.cc:(.text+0x22c): relocation truncated to fit: R_X86_64_PC32 against symbol `q' defined in .bss section in /tmp/ccP3VHzw.o
a.cc:(.text+0x246): relocation truncated to fit: R_X86_64_PC32 against symbol `q' defined in .bss section in /tmp/ccP3VHzw.o
collect2: error: ld returned 1 exit status
Language: Java

import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int N1 = sc.nextInt();
		int N2 = sc.nextInt();
		String A = sc.next();
		String[] A2 = A.split("");

		for (int i = 0; i < N2; i++) {
			int ans = 0;
			int N3 = sc.nextInt();
			int N4 = sc.nextInt();
			for (int j = N3; j < N4 ; j++) {
				if (A2[j - 1].equals("A") && A2[j].equals("C")) {ans++;}
				if (A2[N - 1].equals("A") && A2[N].equals("C")) {ans++;}
			}
			System.out.println(ans);
		}
		sc.close();
	}
}


Compiler output:
Main.java:17: error: cannot find symbol
				if (A2[N - 1].equals("A") && A2[N].equals("C")) {ans++;}
				       ^
  symbol:   variable N
  location: class Main
Main.java:17: error: cannot find symbol
				if (A2[N - 1].equals("A") && A2[N].equals("C")) {ans++;}
				                                ^
  symbol:   variable N
  location: class Main
2 errors
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <math.h>
#include <stdio.h>
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <stack>
#include <istream>
#include <map>
#include <set>
#include <queue>
#define rep0(i,n) for (int i = 0; i <= (n); ++i)
#define rep1(i,n) for (int i = 1; i <= (n); ++i)
#define REP(a,b) for (int i = a; i <= (b); ++i) 
#define mREP(a,b) for (int i = a; i == (b); --i) 
typedef long long ll;
using namespace std;
int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);
/*
　　　　　 　 _... ..._
　　　　　 , ´⌒ ⌒ヽ
　　　 　 ﾉｨ（ノﾉ）ﾉ）ﾉ）
　　　 　 （（q|.ﾟ ヮﾟﾉ|ﾊ
　　　　　　△ﾑ,8ﾑﾌつ
　　　　　/(ﾝ_/＿ヽ＼
　　　　 ～～i_ﾌ_ﾌ～´
*/
	int n, q;
	ll ans = 0;
	cin >> n >> q;
	string s;
	cin >> s;
	vector<int>start(q);
	vector<int>end(q);
	vector<ll>count(n + 1);
	count[0] = 0;
	count[1] = 0;
	rep0(i, q - 1) {
		scanf_s("%lld%lld", &start[i], &end[i]);
	}
	REP(2, s.length()) {
		if (s[i - 2] == 'A' && s[i - 1] == 'C') {
			ans++;
		}
		count[i] = ans;

	}
	rep0(k, q - 1) {
		printf("%lld\n", count[end[k]] - count[start[k]]);
	}
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:43:17: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   43 |                 scanf_s("%lld%lld", &start[i], &end[i]);
      |                 ^~~~~~~
      |                 scanf
Language: C++

#include <bits/stdc++.h>

#define mod 1000000007

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

using namespace std;
typedef long long ll; 
 
int main(void){
	
	int N, Q;
	string S;
	
	cin >> N >> Q;
	cin >> S;
	
	int l[Q], r[Q];
	
	ll ans;
	rep(i, Q){
		cin >> l[i] >> r[i];
	}
	
	vector<int> vec(N);
	int count = 0;
	rep(i, N-1){
		if(S[i] == 'A' && S[i+1] == 'C'){
			count++;
			vec[i] = count;
		}
		else
			vec[i] = count;
	}
	
	vec[N-1] = count;
	
	req(i, Q)
		cout << vec[r[i]-2] - vec[l[i]-2] << endl;
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:38:13: error: 'i' was not declared in this scope
   38 |         req(i, Q)
      |             ^
a.cc:38:9: error: 'req' was not declared in this scope; did you mean 'rep'?
   38 |         req(i, Q)
      |         ^~~
      |         rep
Language: C++

#include<bits/stdc++.h>
#define rep(i,n) for(int (i) = 0;(i) < (n);(i)++)
#define SORT(c) sort((c).begin(),(c).end())
#define MOD 1000000007 //S.size() 配列名.length()
using namespace std;
typedef unsigned long long ll;

int main(void){
	int n, q;
	cin >> n >> q;
	string s;
	cin >> s;
	int l[n], r[n];
	rep(i, q) cin >> l[i] >> r[i];

	int memo[n];
	memo[0] = 0;
	int cnt = 0;
	for(int i = 1; i < n; i++){
		if(s[i] == 'C' && s[i - 1] = 'A'){
			cnt++;
		}
		memo[i] = cnt;
	}
	rep(i, q){
		cout << memo[r[i] - 1] - memo[l[i] - 1] << endl;
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:32: error: lvalue required as left operand of assignment
   20 |                 if(s[i] == 'C' && s[i - 1] = 'A'){
Language: C++

//  Created by liszt on 2019/07/15.
#include<bits/stdc++.h>
using namespace std;

int main(){
    int N,Q; cin>>N >>Q;
    string S; cin>>S;
    int T[N];
    T[0]=0;
    for(int i=0;i<n-1;i++){
        T[i+1]=T[i];
        if(S.substr(i,2)=="AC")T[i+1]++;
    }
    
    for(int i=0;i<Q;i++){
        int l,r; cin>>l >>r;
        cout<<T[r-1]-T[l-1]<<endl;
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:19: error: 'n' was not declared in this scope
   10 |     for(int i=0;i<n-1;i++){
      |                   ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
  int n,q;
  string s;
  cin >> n >> q >> s;
  for(int i=0;i<q;i++){
    int l,r,ans;
    cin >> l >> r;
    ans = 0;
    for(int j=l;j<r;j++){
      if(s[j]=="A" && s[j+1]=="C") ans++;
    }
    cout << ans << endl;
  }
  
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |       if(s[j]=="A" && s[j+1]=="C") ans++;
a.cc:13:29: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |       if(s[j]=="A" && s[j+1]=="C") ans++;
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
  int n,q;
  string s;
  cin >> n >> q >> s;
  for(int i=0;i<q;i++){
    int l,r,ans;
    cin >> l >> r;
    ans = 0;
    for(int j=l;j<r;j++){
      if(s[j]==A && s[j+1]==C) ans++;
    }
    cout << ans << endl;
  }
  
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:16: error: 'A' was not declared in this scope
   13 |       if(s[j]==A && s[j+1]==C) ans++;
      |                ^
a.cc:13:29: error: 'C' was not declared in this scope
   13 |       if(s[j]==A && s[j+1]==C) ans++;
      |                             ^
Language: C++

#pragma GCC optimize "-O3"
#pragma GCC target ("avx")
#define _USE_MATH_DEFINES
#include<bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())
signed gcd(int a, int b){return b?gcd(b,a%b):a;}
signed lcm(int a, int b){return a*b/gcd(a,b);}

using namespace std;

const int mod=1e9+7;

void run();

void init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(12);
}

signed main(){
    init();
    run();
    return 0;
}

void run(){
    int n, q;
    cin >> n >> q;
    string s;
    cin >> s;

    rep(i,n-1)
    {
        if(s[i]=='A&&s[i+1]=='C')s[i]='a';
    }
    rep(i,q)
    {
        int l,r;
        cin >> l >> r;
        int ans=0;
        for(int j=l-1;j<r-1;++j)
        {
            if(s[j]=='a')++ans;
        }
        cout << ans << endl;
    }
}


Compiler output:
a.cc:49:18: warning: multi-character literal with 11 characters exceeds 'int' size of 4 bytes
   49 |         if(s[i]=='A&&s[i+1]=='C')s[i]='a';
      |                  ^~~~~~~~~~~~~~
a.cc:49:32: warning: multi-character literal with 6 characters exceeds 'int' size of 4 bytes
   49 |         if(s[i]=='A&&s[i+1]=='C')s[i]='a';
      |                                ^~~~~~~~~
a.cc:49:41: warning: missing terminating ' character
   49 |         if(s[i]=='A&&s[i+1]=='C')s[i]='a';
      |                                         ^
a.cc:49:41: error: missing terminating ' character
   49 |         if(s[i]=='A&&s[i+1]=='C')s[i]='a';
      |                                         ^~
a.cc: In function 'void run()':
a.cc:49:18: error: unable to find character literal operator 'operator""C' with 'int' argument
   49 |         if(s[i]=='A&&s[i+1]=='C')s[i]='a';
      |                  ^~~~~~~~~~~~~~
a.cc:49:32: error: expected ')' before user-defined character literal
   49 |         if(s[i]=='A&&s[i+1]=='C')s[i]='a';
      |           ~                    ^~~~~~~~~
      |                                )
a.cc:50:5: error: expected primary-expression before '}' token
   50 |     }
      |     ^
Language: C++

#pragma GCC optimize "-O3"
#pragma GCC target ("avx")
#define _USE_MATH_DEFINES
#include<bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())
signed gcd(int a, int b){return b?gcd(b,a%b):a;}
signed lcm(int a, int b){return a*b/gcd(a,b);}

using namespace std;

const int mod=1e9+7;

void run();

void init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(12);
}

signed main(){
    init();
    run();
    return 0;
}

void run(){
    int n, q;
    cin >> n >> q;
    string str;
    cin >> str;

    rep(i,q)
    {
        int l,r;
        cin >> l >> r;
        int ans=0;
        for(int j=l-1;j<r-1;++j)
        {
            if(s[j]=='A'&&s[j+1]=='C')++ans;
        }
        cout << ans << endl;
    }
}


Compiler output:
a.cc: In function 'void run()':
a.cc:54:16: error: 's' was not declared in this scope
   54 |             if(s[j]=='A'&&s[j+1]=='C')++ans;
      |                ^
Language: C++

#pragma GCC optimize "-O3"
#pragma GCC target ("avx")
#define _USE_MATH_DEFINES
#include<bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())
signed gcd(int a, int b){return b?gcd(b,a%b):a;}
signed lcm(int a, int b){return a*b/gcd(a,b);}

using namespace std;

const int mod=1e9+7;

void run();

void init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(12);
}

signed main(){
    init();
    run();
    return 0;
}

void run(){
    int n, q;
    cin >> n >> q;
    string str;
    cin >> s;

    rep(i,q)
    {
        int l,r;
        cin >> l >> r;
        int ans=0;
        for(j=l-1;j<r-1;++j)
        {
            if(s[j]=='A'&&s[j+1]=='C')++ans;
        }
        cout << ans << endl;
    }
}


Compiler output:
a.cc: In function 'void run()':
a.cc:45:12: error: 's' was not declared in this scope
   45 |     cin >> s;
      |            ^
a.cc:52:13: error: 'j' was not declared in this scope
   52 |         for(j=l-1;j<r-1;++j)
      |             ^
Language: C++

#include <algorithm>
#include <iostream> //入出力
#include <stdio.h>
#include <map>
#include <string>
#include <math.h>
#include <vector>
#include <cstdlib>
#include <queue>
#include <stack>
#include <list>
#include <iomanip> //小数点以下を表示させる(setprecision())

#define debug(x) cerr << x << " " \
                      << "(L:" << __LINE__ << ")" << '\n'
#define PRINT(V)                                   \
        {                                          \
                for (int i = 0; i < V.size(); i++) \
                {                                  \
                        cout << V[i] << " ";       \
                }                                  \
                cout << endl;                      \
        }

typedef long long ll; //64bit型
using namespace std;
const ll INF = 1LL << 20;

int gcd(int a, int b) { return b ? gcd(b, a % b) : a; }

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

        vector<int> l(Q), r(Q);
        for (int i = 0; i < Q; i++)
        {
                cin >> l[i] >> r[i];
        }

        vector<int> sum(N + 1, 0);
        for (int i = 1; i < N; i++)
        {
                sum[i + 1] = sum[i];
                if (S[i - 1] == 'A' && S[i] == 'C')
                {
                        sum[i + 1]++;
                }
        //0 1 2 3 4 5 6
        // A C A C A C
        // 1 2 3 4 5 6
        for (int i = 0; i < Q; i++)
        {
                int ans = sum[r[i]] - sum[l[i]];
                cout << ans << endl;
        }

        return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:62:2: error: expected '}' at end of input
   62 | }
      |  ^
a.cc:32:1: note: to match this '{'
   32 | {
      | ^
Language: C++

using namespace std;
typedef long long ll;
#define inf 1000000007


int main() {
	ll n,q,a[100010];
	cin>>n>>q;
	string s;
	cin>>s;
	for(int i=1;i<s.size();i++){
		a[i]=a[i-1];
		if(s[i-1]=='A'&&s[i]=='C'){
			a[i]++;
		}
	}
	for(int i=0;i<q;i++){
		ll l,r;
		cin>>l>>r;
		l--;r--;
		cout << a[r]-a[l]<<endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: 'cin' was not declared in this scope
    8 |         cin>>n>>q;
      |         ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:9:9: error: 'string' was not declared in this scope
    9 |         string s;
      |         ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
  +++ |+#include <string>
    1 | using namespace std;
a.cc:10:14: error: 's' was not declared in this scope
   10 |         cin>>s;
      |              ^
a.cc:21:17: error: 'cout' was not declared in this scope
   21 |                 cout << a[r]-a[l]<<endl;
      |                 ^~~~
a.cc:21:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:21:36: error: 'endl' was not declared in this scope
   21 |                 cout << a[r]-a[l]<<endl;
      |                                    ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C++

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

int main() {
  int n,q,count = 0,l,r;
  string s;
  bool jubge = false;
  cin >> n >> q >> s;
  for(int i = 0; i < n; i++){
    if(s.at(i) == 'A'){
      jubge = true;
    }else if(s.at(i) == 'C' && jubge){
      jubge = false;
      s.at(i - 1) == 'a';
    }else{
      jubge = false;
    }
  }
  for(int i = 0; i < q; i++){
    cin >> l >> r;
    for(int j = l - 1; j < r - 1){
      if(s.at(j) == 'a'){
        count++;
      }
    }
    cout << count << endl;
    count = 0;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:33: error: expected ';' before ')' token
   21 |     for(int j = l - 1; j < r - 1){
      |                                 ^
      |                                 ;
Language: C++

#include<bits/stdc++.h>
#include <math.h>
#include <algorithm>
#include <functional>
#include<iostream>
#include <string>
using namespace std;
typedef long long ll;
#define pb pushback
#define fr(i,n) for(int i=0;i<n;i++)
#define ifr(i,n) for(int i=n-1;i>=0;i--)


int main() {
    int n,q,l,r;
	cin >> n>>q;
    string s;
    int a[n];
    int c=0;
    a[0]=0;
    fr(i,n-1){
      if(s.substr(i, 2)=="AC"){
        c++;
      }
      a[i+1]=c;
    }
  　fr(i,q){
     cin >> l >> r;
      cout << a[r]-a[l] << endl;
   }
}


Compiler output:
a.cc:27:3: error: extended character 　 is not valid in an identifier
   27 |   　fr(i,q){
      |   ^
a.cc: In function 'int main()':
a.cc:27:8: error: 'i' was not declared in this scope
   27 |   　fr(i,q){
      |        ^
a.cc:27:3: error: '\U00003000fr' was not declared in this scope
   27 |   　fr(i,q){
      |   ^~~~
Language: C++

#include<bits/stdc++.h>
#include <math.h>
#include <algorithm>
#include <functional>
#include<iostream>
#include <string>
using namespace std;
typedef long long ll;
#define pb pushback
#define fr(i,n) for(int i=0;i<n;i++)
#define ifr(i,n) for(int i=n-1;i>=0;i--)


int main() {
    int n,q,l,r;
	cin >> n>>q;
    string s;
    int a[n];
    int c=0;
    a[0]=0;
    fr(i,n-1){
      if(str.substr(i, 2)=="AC"){
        c++;
      }
      a[i+1]=c;
    }
  　fr(i,q){
     cin >> l >> r;
      cout << a[r]-a[l] << endl;
   }
}


Compiler output:
a.cc:27:3: error: extended character 　 is not valid in an identifier
   27 |   　fr(i,q){
      |   ^
a.cc: In function 'int main()':
a.cc:22:10: error: 'str' was not declared in this scope; did you mean 'std'?
   22 |       if(str.substr(i, 2)=="AC"){
      |          ^~~
      |          std
a.cc:27:8: error: 'i' was not declared in this scope
   27 |   　fr(i,q){
      |        ^
a.cc:27:3: error: '\U00003000fr' was not declared in this scope
   27 |   　fr(i,q){
      |   ^~~~
Language: C++

#include<bits/stdc++.h>
#include <math.h>
#include <algorithm>
#include <functional>
#include<iostream>
#include <string>
using namespace std;
typedef long long ll;
#define pb pushback
#define fr(i,n) for(int i=0;i<n;i++)
#define ifr(i,n) for(int i=n-1;i>=0;i--)


int main() {
    int n,q;
	cin >> n>>q;
    string s;
    int a[n];
    int c=0;
    a[0]=0;
    fr(i,n-1){
      if(str.substr(i, 2)=="AC"){
        c++;
      }
      a[i+1]=c;
    }
  　fr(i,q){
     cin >> l >> r;
      cout << a[r]-a[l] << endl;
   }
}

Compiler output:
a.cc:27:3: error: extended character 　 is not valid in an identifier
   27 |   　fr(i,q){
      |   ^
a.cc: In function 'int main()':
a.cc:22:10: error: 'str' was not declared in this scope; did you mean 'std'?
   22 |       if(str.substr(i, 2)=="AC"){
      |          ^~~
      |          std
a.cc:27:8: error: 'i' was not declared in this scope
   27 |   　fr(i,q){
      |        ^
a.cc:27:3: error: '\U00003000fr' was not declared in this scope
   27 |   　fr(i,q){
      |   ^~~~
Language: C++

#define _USE_NATH_DEFINES
#include<cstdio>
#include <iostream>
#include<sstream>
#include<fstream>
#include<iomanip>
#include<algorithm>
#include<cmath>
#include<complex>
#include <string>
#include<vector>
#include<list>
#include<queue>
#include<stack>
#include<set>
#include<map>
#include<bitset>
#include<numeric>
#include<limits>
#include<climits>
#include<cfloat>
#include<functional>
#include<iterator>
#include <random>

using namespace std;
#define REP(i,m,n) for(int i=(int)m ; i < (int) n ; ++i )
#define rep(i,n) REP(i,0,n)
using ll = long long;

const int inf = 1e9 + 7;
#define EPS 1e-9

int main() {
	int n, q;
	string s;
	cin >> n >> q >> s;
	vector<int> l(q), r(q);
	rep(i, q) cin >> l[i] >> r[i];

	int n = s.size();
	vector<int> sum(n + 1, 0);


	for (int i = 1; i < n; ++i) {
		if (s[i - 1] == 'A' && s[i] == 'C') {
			sum[i + 1] = s[i] + 1;
		}
		else sum[i + 1] = sum[i];
	}
	rep(j, q) {
		int ans = sum[r[j]] - sum[l[j]];
		cout << ans << endl;
	}
	return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:13: error: redeclaration of 'int n'
   41 |         int n = s.size();
      |             ^
a.cc:35:13: note: 'int n' previously declared here
   35 |         int n, q;
      |             ^
Language: C++

#define _USE_NATH_DEFINES
#include<cstdio>
#include <iostream>
#include<sstream>
#include<fstream>
#include<iomanip>
#include<algorithm>
#include<cmath>
#include<complex>
#include <string>
#include<vector>
#include<list>
#include<queue>
#include<stack>
#include<set>
#include<map>
#include<bitset>
#include<numeric>
#include<limits>
#include<climits>
#include<cfloat>
#include<functional>
#include<iterator>
#include <random>

using namespace std;
#define REP(i,m,n) for(int i=(int)m ; i < (int) n ; ++i )
#define rep(i,n) REP(i,0,n)
using ll = long long;

const int inf = 1e9 + 7;
#define EPS 1e-9

int main() {
	int n, q;
	string s;
	cin >> n >> q >> s;
	vector<int> l(q), r(q);
	rep(i, q) cin >> l[i] >> r[i];

	int n = s.size();
	vector<int> sum(n + 1, 0);


	for (int i = 1; i < n; ++i) {
		if (s[i - 1] == 'A' && s[i] == 'C') {
			sum[i + 1] = s[i] + 1;
		}
		else sum[i + 1] = sum[i];
	}
	rep(i, q) {
		int ans = sum[r[i]] - sum[l[i]];
		cout << ans << endl;
	}
	return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:13: error: redeclaration of 'int n'
   41 |         int n = s.size();
      |             ^
a.cc:35:13: note: 'int n' previously declared here
   35 |         int n, q;
      |             ^
Language: C++

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

int main()
{

    int N, Q;
    cin >> N >> Q;
    string S;
    cin >> S;

    vector<int> l(Q), r(Q);
    for (int i = 0; i < Q; ++i){
        cin >> l[i] >> r[i];
    }

    vector<int> sum(N + 1, 0);

    for (int i = 1; i < N;++i){
        if(S[i-1] == 'A' and S[i] == 'C'){
            sum[i + 1] = sum[i] + 1;
        }
        else
            sum[i + 1] = sum[i];
    }

    for (int i = 0; i < Q; i++){
        int ans = sum[r[i]] - sum[l[i]];
        cout << and << endl;
    }

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:21: error: expected identifier before '<<' token
   31 |         cout << and << endl;
      |                     ^~
Language: C++

#include <iostream>
#include <cstdio>
#include <string>
#include <algorithm>
#include <cmath>
#include <vector>
#define rep(i, n) for(int i = 0; i < (n); i++)
using namespace std;
typedef long long ll;

int main() {
    int n, q;
    cin >> n >> q;
    string s;
    cin >> s;
    vector<int> l(q), r(q);
    rep(i, q) {
        cin >> l[i] >> r[i];
    }
    vector<int> sum(n+1, 0);

    for(int i = 1; i < n; i++) {
        if(s[i-1] == 'A' && s[i] == 'C') {
            sum[i+1] = sum[i] + 1;
        }
        else {
            sum[i+1] = sum[i];
        }
    }

    rep(i, q) {
        int ans = sum[r[i]] - sum[l[i]];
    }

    cout << ans;

    cout << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   35 |     cout << ans;
      |             ^~~
      |             abs
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n,q;
  string s;
  cin>>n>>q>>s;
  vector<int> ac(n,0);
  vector<int> count(n,0);
  for(int i=0;i<n-1;i++){
    if(s[i]=='A'&&s[i+1]=='C'){ac[i+1]=1;}
    count[i+1]+=count[i]+a[i+1];
  }
  for(int i=0;i<q;i++){
    int l,r;
    cin>>l>>r;
    cout<<count[r-1]-count[l-1]<<endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:26: error: 'a' was not declared in this scope
   11 |     count[i+1]+=count[i]+a[i+1];
      |                          ^
Language: C++

from sys import stdin, stdout

n, q = [int(x) for x in stdin.readline().rstrip().split()]
s = stdin.readline().rstrip()

for i in range(q):
	l, r = [int(x) for x in stdin.readline().rstrip().split()]
	stdout.write(str(s[l - 1:r].count("AC")) + "\n")

Compiler output:
a.cc:1:1: error: 'from' does not name a type
    1 | from sys import stdin, stdout
      | ^~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

#define LOCAL
#ifdef LOCAL
#include "debug.h"
#define debug(...) debug_vars(#__VA_ARGS__, __VA_ARGS__)
#else
#define debug(...) (__VA_ARGS__)
#endif

const ll MOD = 1000000007;

int main()
{
  cin.tie(0);
  ios::sync_with_stdio(false);
  // freopen("file.1", "r", stdin);

  ll n, q;
  cin >> n >> q;
  debug(n, q);
  string s;
  cin >> s;
  int i, j;
  for (i = 0; i < q; i++) {
    int l, r;
    cin >> l >> r;
    l--;
    r--;
    int ans = 0;
    for (j = l; j < r; j++) {
      if (s[j] == 'A' && s[j + 1] == 'C') {
        ans++;
      }
    }
    cout << ans << endl;
  }
  return 0;
}


Compiler output:
a.cc:9:10: fatal error: debug.h: No such file or directory
    9 | #include "debug.h"
      |          ^~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int N,Q;
  int sum=0;
  string S;
  cin >> N >> Q >> S;
  vector<int> a(S.length(),0);
  for(int i=0;i<S.length();i++){
    if(S[i]=='A' && S[i+1]=='C'){
      sum+=1;
    }
    a[i]=sum;
  }
  for(int i=0;i<Q;i++){
    int l,r;
    cin >> l >>r;
    cout << a[r-1]-a[l-1] << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:2: error: expected '}' at end of input
   20 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<iostream>
#include<string>
#include<algorithm>
#include<vector>
#include<cmath>

using namespace std;

int main()
{
	int n, q;
	string s;

	cin >> n >> q;
	cin >> s;

	for (int i = 0; i < q; i++){
		int l, r, ans = 0;
		cin >> l >> r;
		l--, r--;

		for (int i = l; i < r; i++)
			if(strncmp("AC", &s[i], 2)==0)
				ans++;

		cout << ans << endl;
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:28: error: 'strncmp' was not declared in this scope
   23 |                         if(strncmp("AC", &s[i], 2)==0)
      |                            ^~~~~~~
a.cc:6:1: note: 'strncmp' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    5 | #include<cmath>
  +++ |+#include <cstring>
    6 |
Language: C++

#include <iostream>
using namespace std;

int search_AC(int b, int e, string s){
    string str = s.substr(b, e);
    int AC = count(str.begin(), str.end(), "AC");
    return AC;
}

int main() {
    int n, q;
    cin >> n >> q;
    string s;
    cin >> s;
    int l[q], r[q];
    int ans[q];

    for(int i = 0; i < q; i++){
        cin >> l[i] >> r[i];
        ans[i] = search_AC(l[i], r[i], s);
        printf("%d\n", ans[i]);
    }
    
    return (0);
}

Compiler output:
a.cc: In function 'int search_AC(int, int, std::string)':
a.cc:6:14: error: 'count' was not declared in this scope
    6 |     int AC = count(str.begin(), str.end(), "AC");
      |              ^~~~~
Language: C++

#include <iostream>

#include <string>

#include <map>

 using namespace std;

int main()

{

	int coun=0;	int a, b,n,l; 

	cin >> l >> n;

	string k,s;

	cin >> k;

	for (int i = 0; i < n; i++) {

		cin >> a >> b;

		s = k.substr(a-1, b-a+1);

		for (int j = 0; j < l-1; j++)

		{

			if (s[j] == 'A' && s[j + 1] == 'C')

			{

				coun++; j++;

 

			}

		}

		cout << coun << endl;

		coun = 0;

	}

	return 0;



Compiler output:
a.cc: In function 'int main()':
a.cc:49:18: error: expected '}' at end of input
   49 |         return 0;
      |                  ^
a.cc:11:1: note: to match this '{'
   11 | {
      | ^
Language: C++

#include <iostream>

#include <string>

#include <map>

 

int main()

{

	int coun=0;	int a, b,n,l; 

	cin >> l >> n;

	string k,s;

	cin >> k;

	for (int i = 0; i < n; i++) {

		cin >> a >> b;

		s = k.substr(a-1, b-a+1);

		for (int j = 0; j < l-1; j++)

		{

			if (s[j] == 'A' && s[j + 1] == 'C')

			{

				coun++; j++;

 

			}

		}

		cout << coun << endl;

		coun = 0;

	}

	return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
   15 |         cin >> l >> 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:17:9: error: 'string' was not declared in this scope
   17 |         string k,s;
      |         ^~~~~~
a.cc:17:9: 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:19:16: error: 'k' was not declared in this scope
   19 |         cin >> k;
      |                ^
a.cc:25:17: error: 's' was not declared in this scope
   25 |                 s = k.substr(a-1, b-a+1);
      |                 ^
a.cc:43:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   43 |                 cout << coun << 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:43:33: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   43 |                 cout << coun << 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<iostream>
#include<vector>
using namespace std;

int main() {
    int n; cin >> n;
    int q; cin >> q;
    string s; cin >> s;
    vector<int> sum(n+1, 0);
    vector<int> begin_point(q), end_point(q);
    for (int i = 0; i < q: i++){
        cin >> begin_point[i] >> end_point[i];
    }
    for (int i = 1; i < n; i++){
        if s[i-1] == 'A' && s[i] == 'C'{
            sum[i+1] = sum[i]+1;
        }else{
            sum[i+1] = sum[i];
        }
    }
    for (int i = 0; i < q; i++){
        cout << sum[begin_point[i] - sum[end_point[i]]] << endl;
    }

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:21: warning: range-based 'for' loops with initializer only available with '-std=c++20' or '-std=gnu++20' [-Wc++20-extensions]
   11 |     for (int i = 0; i < q: i++){
      |                     ^
a.cc:11:26: error: found ':' in nested-name-specifier, expected '::'
   11 |     for (int i = 0; i < q: i++){
      |                          ^
      |                          ::
a.cc:11:25: error: 'q' is not a class, namespace, or enumeration
   11 |     for (int i = 0; i < q: i++){
      |                         ^
a.cc:14:5: error: expected primary-expression before 'for'
   14 |     for (int i = 1; i < n; i++){
      |     ^~~
a.cc:13:6: error: expected ';' before 'for'
   13 |     }
      |      ^
      |      ;
   14 |     for (int i = 1; i < n; i++){
      |     ~~~
a.cc:14:5: error: expected primary-expression before 'for'
   14 |     for (int i = 1; i < n; i++){
      |     ^~~
a.cc:13:6: error: expected ')' before 'for'
   13 |     }
      |      ^
      |      )
   14 |     for (int i = 1; i < n; i++){
      |     ~~~
a.cc:11:9: note: to match this '('
   11 |     for (int i = 0; i < q: i++){
      |         ^
a.cc:15:12: error: expected '(' before 's'
   15 |         if s[i-1] == 'A' && s[i] == 'C'{
      |            ^
      |            (
a.cc:17:10: error: 'else' without a previous 'if'
   17 |         }else{
      |          ^~~~
Language: Java

package ABC122;

import java.util.Scanner;

public class C {
	
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		int N,Q;
		N=sc.nextInt();
		Q=sc.nextInt();
		String S=sc.next();
		int l[]=new int[Q];
		int r[]=new int[Q];
		for(int i=0;i<Q;i++) {
			l[i]=sc.nextInt();
			r[i]=sc.nextInt();
			
		}
		for(int i=0;i<Q;i++) {
			String temp=S.substring(l[i]-1,r[i]);
			int count=0;
			for(int j=0;j<temp.length()-1;j++) {
				if(temp.substring(j,j+2).equals("AC")) {
					count++;
				}
				
			}
			System.out.println(count);
			
		}
		
		
		
		
	}

}


Compiler output:
Main.java:5: error: class C is public, should be declared in a file named C.java
public class C {
       ^
1 error
Language: C++

n,q=map(int,input().split())
s=input()
c=[0]
t=0
for i in range(1,n+1):
    t+=1 if (s[i-1]=='A' and s[i]=='C') else 0
    c.append(t)
for i in range(q):
    l,r=map(int,input().split())
    print(c[r-1]-c[l-1])


Compiler output:
a.cc:1:1: error: 'n' does not name a type
    1 | n,q=map(int,input().split())
      | ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
  int n,q;
  cin>>n>>q;
  string s;
  cin>>s;
  int l[q],r[q];
  for(int i=0;i<q;i++)
  {
    cin>>l[i]>>r[i];
  }
  int j=0,count=0;
  while(q--)
  {
    count=0;
    for(int i=l[j];i<r[j];i++)
    {
      if(s[i]=='A' && s[i+1]=='C')
      {
        count++
      }
    }
    cout<<count;
    j++;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:16: error: expected ';' before '}' token
   22 |         count++
      |                ^
      |                ;
   23 |       }
      |       ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void){
  int n,q;
  string s;
  vector<int> l,r,a,ac;
  cin>>n>>q;
  cin>>s;
  l.resize(q);
  r.resize(q);
  a.resize(q);
  ac.resize(n-1);
  for(int i=0;i<n-1;i++){
    if(s[i]=='A'&&s[i+1]=='C')ac[i]++;
    ac[i+1]+=ac[i];
  }
  for(int i=0;i<q;i++){
    cin>>l[i]>>r[i];
    a[i]=ac[r[i]-1]-ac[t[i]];
  }
  for(auto x:a){
    cout<<x<<endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:24: error: 't' was not declared in this scope
   19 |     a[i]=ac[r[i]-1]-ac[t[i]];
      |                        ^