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

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

typedef long long ll;
const ll maxn = 2e5+100;
ll N,X,D;

struct SECTION {
    ll l,r;
    SECTION() {}
    SECTION(int l,int r):l(l),r(r) {}
    bool operator<(const SECTION& oth) {
        if(oth.l == l) return r < oth.r;
        return l < oth.l;
    }
};
map<ll,int> idx;
vector<SECTION> sec[maxn];

int main() {
    ll key,base,cnt;
    ll L,R,ans = 0;
    ios::sync_with_stdio(false);
    cin >> N >> X >> D;
    if(!D) {
        cout << N+1 << endl;
        return 0;
    }
    cnt = 0;
    for(int k=0; k<=N; k++) {
        base = k*D+X;
        key = base%D;
        base /= D;
        if(!idx[key]) idx[key] = ++cnt;
        L = R = D;
        L += (k-1)*k/2;
        R += (2*N-k-1)*k/2;
        sec[idx[key]].push_back({--L,R});
    }
    for(int i=1; i<=cnt; i++) {
        sort(sec[i].begin(),sec[i].end());
        SECTION per = sec[i];
        for(SECTION now: sec[i]) {
            if(now.l > per.r) {
                ans += per.r - per.l;
                per = now;
            } else {
                per.r = max(per.r,now.r);
            }

            if(now == sec[i].back()) {
                ans += per.r - per.l;
            }
        }
    }
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <bits/stdc++.h>
      | ^~~~~~~
a.cc:17:1: error: 'map' does not name a type
   17 | map<ll,int> idx;
      | ^~~
a.cc:18:1: error: 'vector' does not name a type
   18 | vector<SECTION> sec[maxn];
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:23:5: error: 'ios' has not been declared
   23 |     ios::sync_with_stdio(false);
      |     ^~~
a.cc:24:5: error: 'cin' was not declared in this scope
   24 |     cin >> N >> X >> D;
      |     ^~~
a.cc:26:9: error: 'cout' was not declared in this scope
   26 |         cout << N+1 << endl;
      |         ^~~~
a.cc:26:24: error: 'endl' was not declared in this scope
   26 |         cout << N+1 << endl;
      |                        ^~~~
a.cc:34:13: error: 'idx' was not declared in this scope
   34 |         if(!idx[key]) idx[key] = ++cnt;
      |             ^~~
a.cc:38:9: error: 'sec' was not declared in this scope
   38 |         sec[idx[key]].push_back({--L,R});
      |         ^~~
a.cc:38:13: error: 'idx' was not declared in this scope
   38 |         sec[idx[key]].push_back({--L,R});
      |             ^~~
a.cc:41:14: error: 'sec' was not declared in this scope
   41 |         sort(sec[i].begin(),sec[i].end());
      |              ^~~
a.cc:41:9: error: 'sort' was not declared in this scope; did you mean 'short'?
   41 |         sort(sec[i].begin(),sec[i].end());
      |         ^~~~
      |         short
a.cc:48:25: error: 'max' was not declared in this scope; did you mean 'maxn'?
   48 |                 per.r = max(per.r,now.r);
      |                         ^~~
      |                         maxn
a.cc:56:5: error: 'cout' was not declared in this scope
   56 |     cout << ans << endl;
      |     ^~~~
a.cc:56:20: error: 'endl' was not declared in this scope
   56 |     cout << ans << endl;
      |                    ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef ll long long;
const ll INF = 5e18;
int main(){
	ll n , x , d;
    cin >> n >> x >> d;
    ll gd = __gcd(abs(x) , abs(d));
    x /= gd;
    d /= gd;
    ll mn = INF, mx = -INF;
  	ll a = n*x + n*(n-1)/2ll*d;
  	mn = min(mn , a);
  	mx = max(mx , a);
  	mn = min(mn , x);
  	mx = max(mx , x);
  	mn = min(mn , x+(n-1)*d);
  	mx = max(mx , x+(n-1)*d);
  	cout << mx-mn+1 << endl;
  	return 0;
}

Compiler output:
a.cc:3:9: error: 'll' does not name a type
    3 | typedef ll long long;
      |         ^~
a.cc:4:7: error: 'll' does not name a type
    4 | const ll INF = 5e18;
      |       ^~
a.cc: In function 'int main()':
a.cc:6:9: error: 'll' was not declared in this scope
    6 |         ll n , x , d;
      |         ^~
a.cc:7:12: error: 'n' was not declared in this scope; did you mean 'yn'?
    7 |     cin >> n >> x >> d;
      |            ^
      |            yn
a.cc:7:17: error: 'x' was not declared in this scope
    7 |     cin >> n >> x >> d;
      |                 ^
a.cc:7:22: error: 'd' was not declared in this scope
    7 |     cin >> n >> x >> d;
      |                      ^
a.cc:8:7: error: expected ';' before 'gd'
    8 |     ll gd = __gcd(abs(x) , abs(d));
      |       ^~~
      |       ;
a.cc:9:10: error: 'gd' was not declared in this scope
    9 |     x /= gd;
      |          ^~
a.cc:11:7: error: expected ';' before 'mn'
   11 |     ll mn = INF, mx = -INF;
      |       ^~~
      |       ;
a.cc:12:11: error: expected ';' before 'a'
   12 |         ll a = n*x + n*(n-1)/2ll*d;
      |           ^~
      |           ;
a.cc:13:9: error: 'mn' was not declared in this scope; did you mean 'yn'?
   13 |         mn = min(mn , a);
      |         ^~
      |         yn
a.cc:13:23: error: 'a' was not declared in this scope
   13 |         mn = min(mn , a);
      |                       ^
a.cc:14:9: error: 'mx' was not declared in this scope
   14 |         mx = max(mx , a);
      |         ^~
Language: Java

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Scanner;
import java.util.Set;

public class Sum_Difference_Main {
  @SuppressWarnings("resource")
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);

    int num = sc.nextInt();
    int init = sc.nextInt();
    int add = sc.nextInt();

    List<Integer> list = new ArrayList<>();
    for (int i = 0; i < num; i++, init += add) {
      list.add(init);
    }

    Set<Integer> result = new HashSet<>();

    for (int i = 0; i < Math.pow(2, num); i++) {
      int sumS = 0;
      int sumT = 0;

      String binary =
          String.format("%" + num + "s", Integer.toBinaryString(i)).replaceAll(" ", "0");

      for (int j = 0; j < num; j++) {
        if (binary.charAt(j) == '0') {
          sumS += list.get(j);
        } else {
          sumT += list.get(j);
        }
      }
      result.add(sumS - sumT);
    }

    System.out.println(result.size());
  }
}


Compiler output:
Main.java:7: error: class Sum_Difference_Main is public, should be declared in a file named Sum_Difference_Main.java
public class Sum_Difference_Main {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
#define rep(i, a, b) for(register int i = a; i <= b; i++)
#define per(i, a, b) for(register int i = a; i >= b; i--)
using namespace std;

typedef unsigned long long ull;
typedef pair <int, int> pii;
typedef long long ll;

template <typename _T>
inline void read(_T &f) {
    f = 0; _T fu = 1; char c = getchar();
    while(c < '0' || c > '9') { if(c == '-') fu = -1; c = getchar(); }
    while(c >= '0' && c <= '9') { f = (f << 3) + (f << 1) + (c & 15); c = getchar(); }
    f *= fu;
}

template <typename T>
void print(T x) {
    if(x < 0) putchar('-'), x = -x;
    if(x < 10) putchar(x + 48);
    else print(x / 10), putchar(x % 10 + 48);
}

template <typename T>
void print(T x, char t) {
    print(x); putchar(t);
}

map <int, vector < pair <ll, ll> > > wxw;
vector < pair <ll, ll> > tmp;
int n, x, d;
ll ans;

ll s(int x) { return 1ll * x * (x + 1) / 2; }

int main() {
    read(n); read(x); read(d);
    if(d == 0) {
        if(x == 0) {
            cout << 1 << endl;
        } else {
            cout << n + 1 << endl;
        }
        return 0;
    }
    if(d < 0) x = -x, d = -d;
    for(register int i = 0; i <= n; i++) wxw[(1ll * x * i % d + d) % d].push_back(make_pair(1ll * x * i  + s(i - 1)*d, 1ll * x * i  + (s(n - 1) - s(n - i - 1))*d );
    for(auto it : wxw) {
        tmp = it.second;
        sort(tmp.begin(), tmp.end());
        ll l = tmp[0].first, r = tmp[0].second;
        for(register int i = 1; i < (int)tmp.size(); i++) {
            if(tmp[i].first > r) {
                ans += r - l + 1;
                l = tmp[i].first; r = tmp[i].second;
            } else r = max(r, tmp[i].second);
        }
        ans += r - l + 1;
    }
    print(ans, '\n');
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:48:22: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   48 |     for(register int i = 0; i <= n; i++) wxw[(1ll * x * i % d + d) % d].push_back(make_pair(1ll * x * i  + s(i - 1)*d, 1ll * x * i  + (s(n - 1) - s(n - i - 1))*d );
      |                      ^
a.cc:48:164: error: expected ')' before ';' token
   48 |     for(register int i = 0; i <= n; i++) wxw[(1ll * x * i % d + d) % d].push_back(make_pair(1ll * x * i  + s(i - 1)*d, 1ll * x * i  + (s(n - 1) - s(n - i - 1))*d );
      |                                                                                  ~                                                                                 ^
      |                                                                                                                                                                    )
a.cc:53:26: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   53 |         for(register int i = 1; i < (int)tmp.size(); i++) {
      |                          ^
Language: C++

#include <bits/stdc++.h>
#include <cmath>
#include <set>
#include <cstdio>
#include <vector>
#include <iostream>
#include <utility>

#define fir first
#define sec second
#define get(n) scanf("%d",&n);
#define gets(s) string s;cin >> (s);
#define All(s) (s).begin(), (s).end()
#define chmin(x, y) x = min(x, y);
#define chmax(x, y) x = max(x, y);
#define rep(i, j) for (int (i)=0;(i)<(j);(i)++)
#define repk(i, j, k) for(int (i)=(j);(i)<=(k);(i)++)
#define repdown(i, j, k) for(int (i)=(j);(i)>=(j);(i)--)
#define dump(x)  std::cout << #x << " = " << (x) << std::endl;
#define debug(x) cout << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;
#define vi vector<int>
#define vvi vector<vector<int> >
#define vb vector<bool>
using namespace std;
typedef unsigned long long int ll;
const int Mod = 1e9 + 7;
const int max_n = 3 * 1e5 + 1;
const ll INF = 1e6;
long double INFD = 100100100;
const int half = INF / 2;

//______ templates
inline void IN(void){
  return;
}

template <typename First, typename... Rest>
void IN(First& first, Rest&... rest){
  cin >> first;
  IN(rest...);
  return;
}

inline void OUT(void){
  cout << "\n";
  return;
}

template <typename First, typename... Rest>
void OUT(First first, Rest... rest){
  cout << first << " ";
  OUT(rest...);
  return;
}

//___________following sorce code______________________
int N,X,D;
void input(){
  IN(N, X, D);
}

int abs (int a){
  return a < 0 ? -a : a;
}

int getsum(void){
  int a = X + X + D*(N-1);
  a /= 2;
  int sum = a*N;
  return sum;
}

void solve(){
  input();
  if(D==0)
  {
    OUT(N+1);
    return;
  }
  if(D < 0)
  {
    D = abs(D);
    X = - X;
  }
  int sum = getsum();
  //dump(sum);
  vb v(INF,0);
  vb w(INF, 0);
  rep(i, N+1){
    int l = i*(i-1)/2;
    int r = (2*N - i - 1)*i / 2;
    int x = i*X;
    //dump(i);dump(l);dump(r);dump(x);
    repk(j, l, r){
      if((X+j*D<0)
      {
        int a = abs(X+j*D);
        w[a] =  1;
        continue;
      }
      v[x+j*D] = 1;
      //cout << j<< "a" << " ";
    }
    //cout << endl;
  }
  int ans = 0;
  for(auto c : v){
    if(c)ans++;
  } 

  for(auto c : w){
    if(c)ans++;
  }
  OUT(ans);
}
int main (){
    solve();
    return 0;
}

Compiler output:
a.cc: In function 'void solve()':
a.cc:95:19: error: expected ';' before '{' token
   95 |       if((X+j*D<0)
      |                   ^
      |                   ;
   96 |       {
      |       ~            
a.cc:101:19: error: expected ')' before ';' token
  101 |       v[x+j*D] = 1;
      |                   ^
      |                   )
a.cc:95:9: note: to match this '('
   95 |       if((X+j*D<0)
      |         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
using l=long long;
l n,x,d,g,a,i;
main(){
  cin>>n>>x>>d;
  if(!d&&!x)cout<<1;
  else if(!d)cout<<n+1;
  else cout<<n*(n-1)/2+1;
  else{
    if(x<0)x*=-1,d*=-1;
    g=__gcd(x,d);x/=g;d/=g;
    for(;i<=n;i++)a+=n-i-max(0LL,min((n*2-i-1)*i/2,(n*2-i-d-1)*(i+d)/2+x)-max(i*(i-1)/2,(i+d)*(i+d-1)/2+x)+1);
    cout<<a;
  }
}


Compiler output:
a.cc:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    5 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:10:3: error: 'else' without a previous 'if'
   10 |   else{
      |   ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
using l=long long
l n,x,d,g,a,i;
main(){
  cin>>n>>x>>d;
  if(!d&&!x)cout<<1;
  else if(!d)cout<<n+1;
  else cout<<n*(n-1)/2+1;
  else{
    if(x<0)x*=-1,d*=-1;
    g=__gcd(x,d);x/=g;d/=g;
    for(;i<=n;i++)a+=n-i-max(0LL,min((n*2-i-1)*i/2,(n*2-i-d-1)*(i+d)/2+x)-max(i*(i-1)/2,(i+d)*(i+d-1)/2+x)+1);
    cout<<a;
  }
}


Compiler output:
a.cc:3:18: error: expected ';' before 'l'
    3 | using l=long long
      |                  ^
      |                  ;
    4 | l n,x,d,g,a,i;
      | ~                 
a.cc:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    5 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:6:8: error: 'n' was not declared in this scope; did you mean 'yn'?
    6 |   cin>>n>>x>>d;
      |        ^
      |        yn
a.cc:6:11: error: 'x' was not declared in this scope
    6 |   cin>>n>>x>>d;
      |           ^
a.cc:6:14: error: 'd' was not declared in this scope
    6 |   cin>>n>>x>>d;
      |              ^
a.cc:10:3: error: 'else' without a previous 'if'
   10 |   else{
      |   ^~~~
a.cc:12:5: error: 'g' was not declared in this scope
   12 |     g=__gcd(x,d);x/=g;d/=g;
      |     ^
a.cc:13:10: error: 'i' was not declared in this scope
   13 |     for(;i<=n;i++)a+=n-i-max(0LL,min((n*2-i-1)*i/2,(n*2-i-d-1)*(i+d)/2+x)-max(i*(i-1)/2,(i+d)*(i+d-1)/2+x)+1);
      |          ^
a.cc:13:19: error: 'a' was not declared in this scope
   13 |     for(;i<=n;i++)a+=n-i-max(0LL,min((n*2-i-1)*i/2,(n*2-i-d-1)*(i+d)/2+x)-max(i*(i-1)/2,(i+d)*(i+d-1)/2+x)+1);
      |                   ^
a.cc:14:11: error: 'a' was not declared in this scope
   14 |     cout<<a;
      |           ^
Language: C++

#include<bits/stdc++.h>

using namespace std;

// A, B, S
// B = S - A
// X, X+D, X+2D, X+3D, ... X+(N-1)D
// X+iD = nX+sD ( s = \sigma ^ n)
// (m-n)X + (s-t)D = 0


int main(void) {
    long n, x, d;
    cin >> n >> x >> d;

    if(d==0) {
        if(x==0)
            cout << 1 << endl;
        else
            cout << n+1 << endl;
        return 0;
    }

    if(d < 0)
        x = -x, d = -d;

    map<long, vector<pair<long,long>>> slot;

    for(long c=0; c<=n; c++) {
        long a = c*(c-1)/2;
        long b = c*(n-1 + n-c)/2;

        slot[(d+((c*x)%d))%d].push_back({c*x/d + a, c*x/d + b +1});
    }

    long r = 0;
    for(auto &w: v) {
        auto &l = w.second;

        // my きれい algorithm
        sort(l.begin(), l.end());
        long a = -1e18, b = -1e18;
        for(auto &x: l) {
            a = max(x.first, b);
            b = max(x.second, a);
            r += b - a;
        }
    }
    cout << r << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:37:18: error: 'v' was not declared in this scope
   37 |     for(auto &w: v) {
      |                  ^
Language: C++

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

using ll = long long;
using Pl = pair<ll, ll>;

ll N, X, D;
map<ll, vector<Pl>> mp;
int main() {
        cin >> N >> X >> D;
        if (D < 0) {
                X = X + (n - 1) * D;
                D = -D;
        }
        if (D == 0) {
                cout << N + 1 << endl;
                return (0);
        }
        for (ll i = 0; i <= N; i++) {
                ll left  = i*X + D*i*(i-1)/2;
                ll right = i*(X+(N-i)*D) + D*i*(i-1)/2;
                //cout << left << " " << right << endl;
                mp[left%D].emplace_back(left/D, 1);
                mp[left%D].emplace_back(right/D + 1, -1);
        }
        ll sum = 0;
        for (auto &m : mp) {
                auto &v = m.second;
                sort(begin(v), end(v));
                ll cnt = 0;
                ll i = 0;
                while (i < v.size()) {
                        ll pos = v[i].first;
                        if (i > 0 && cnt > 0) sum += pos - v[i - 1].first;
                        while (pos == v[i].first) cnt += v[i].second, i++;
                }
        }
        cout << sum << endl;
        return (0);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:26: error: 'n' was not declared in this scope
   12 |                 X = X + (n - 1) * D;
      |                          ^
Language: C++

// By Mohit Gupta
#include <bits/stdc++.h>
using namespace std;
#define printint(v) copy(begin(v), end(v), ostream_iterator<int>(cout," "))
#define printintv(s,e) copy(s,e, ostream_iterator<int>(cout," "))
#define forstl(i,v) for(auto &i: v)
#define forn(i,e) for(int i = 0; i < e; i++)
#define forsn(i,s,e) for(int i = s; i < e; i++)
#define rforn(i,s) for(int i = s; i >= 0; i--)
#define rforsn(i,s,e) for(int i = s; i >= e; i--)
#define clz(a) __builtin_clz(a) // count leading zeroes
#define ctz(a) __builtin_ctz(a) // count trailing zeroes
#define popc(a) __builtin_popcount(a) // count set bits (for ints only diff for ll)
//https://gcc.gnu.org/onlinedocs/gcc/Other-Builtins.html for other in built
#define ln "\n"
#define dbg(x) cout<<#x<<" = "<<x<<ln
#define mp make_pair
#define pb push_back
#define fi first
#define int long long
#define se second
#define IOS ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
typedef long long ll;
typedef pair<int,int> p32; 
typedef pair<ll,ll> p64;
typedef pair<double,double> pdd;
typedef vector<ll> v64;
typedef vector<int> v32;
typedef vector<vector<int> > vv32;
typedef vector<p64> vp64;
typedef vector<p32> vp32;
typedef map<int,int> m32;
#pragma GCC optimize ("-O2")
const int LIM = 5e5+5, MOD = 1e9+7;
int t,n,m,k,x,y;
 
 
int32_t main()
{
	IOS;
	cin>>n;
	ll x,d;
	cin>>x>>d;
	if(d==0){
		if(x==0)
			cout<<0<<ln;
		else
			cout<<n+1<<ln;
	}
	else{
		if(d<0){
			x=-1*x;
			d=-1*d;
		}
		vector<pair<ll,ll> > ranges[d];
		forn(k,n){
			ll L = (k+1)*x + d*(((k+1)* k)/2);
			// dbg(L);
			ll R = L + (n-k-1)*(k+1)*d;
			ranges[L%d].pb({L,R});
		}
		ranges[0].pb({0,0}); //choosing none
		ll ans=0;
		forn(i,d){
			if(!ranges.size())
				continue;
			//merge the vector for i
			// dbg(i);
			ll curr=-1e8-5;
			sort(ranges[i].begin(),ranges[i].end());
			for(auto rng: ranges[i]){
				ll L = rng.fi;
				ll R  = rng.se;
				// cout<<L<<" "<<R<<ln;
				if(L<=curr && curr<=R){
					ans+=(R-curr)/d;
					curr=R;
				}
				else if(curr<L){
					ans+=(R-L)/d + 1;
					curr=R;
				}				
			}
		}
		cout<<ans<<ln;
	}
}

Compiler output:
a.cc: In function 'int32_t main()':
a.cc:65:36: error: request for member 'size' in 'ranges', which is of non-class type 'std::vector<std::pair<long long int, long long int> > [d]'
   65 |                         if(!ranges.size())
      |                                    ^~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;
#define _for(i,j,N) for(int i = (j);i < (N);i++)
#define _rep(i,j,N) for(int i = (j);i <= (N);i++)
#define _dec(i,N,j) for(int i = (N-1);i >= (j);i--)
#define _rec(i,N,j) for(int i = (N);i >=(j);i--)
#define ALL(x) x.begin(),x.end()
#define MEM(a,n) memset(a,n,sizeof(a))
#define fst first
#define scd second
#define PB push_back
#define MP make_pair

typedef long long LL;
typedef long double LD;
typedef pair<int,int> pii;
typedef pair<LL,LL> pll;

int get_int(){int x;scanf("%d",&x);return x;}
LL get_ll(){LL x;scanf("%lld",&x);return x;}
double get_db(){double x;scanf("%lf",&x);return x;}

template<typename T> int chmin(T &a,T b){if(a > b){a = b;return 1;}else return 0;}
template<typename T> int chmax(T &a,T b){if(a < b){a = b;return 1;}else return 0;}
template<typename T>
ostream& operator<<(ostream& os,const vector<T>& v) {_for(i,0,v.size()) os << v[i] << " ";return os;}
template<typename T>
ostream& operator<<(ostream& os,const set<T>& v){for(auto a:v) os << a <<" ";return os;}
template<typename T1,typename T2>
ostream& operator<<(ostream& os,const pair<T1,T2>& v){os << v.fst <<" "<<v.scd << " ";return os;}
template<typename T1,typename T2>
ostream& operator<<(ostream& os,const map<T1,T2>& v){for(auto a:v) cout << a << endl;return os;}

static const int dx[8] = { -1,  0, 1, 0,  1, -1,  1, -1};
static const int dy[8] = {0,  1, 0,  -1,  1, -1, -1,  1};
const double pi  = acos(-1.0);
const double eps = 1e-8;
//const LL  INF  = 0x3f3f3f3f3f3f3f3f;
const int inf  = 0x3f3f3f3f;

const int maxn = 1e5+5;

LL N,X,D;

struct line{
    LL st,ed;
    line(LL s = 0, LL e = 0):st(s),ed(e){;}
    bool operator<(line &o){
        if(st % D == o.st % D){
            if(st == o.st) return ed < o.ed;
            else return st < o.st
        }else return st%D < o.st%D
    }
};


vector<line> vl;

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

    if(D == 0){
        cout << ((N-1)*N)/2 << endl;
        return 0;
    }

    if(D < 0){
        X = -X;
        D = -D;
    }

    vl.push_back(line(0,0));

    for(LL i = 1; i <= N; i++){
        LL a = i * X;
        LL beg = a + (i*(i-1))/2 * D;
        LL ed = a + D * ((2*N - i - 1)*i)/2;
        vl.push_back(line(beg,ed));
    }

    sort(ALL(vl));

    int sz = vl.size();
    LL ans = 0;
    int l = 0;int r = 0;

    while(l < sz){
        LL q = vl[l].st % D;
        while(r < sz && (vl[r].st % D == q)) r++;

        int k = l;
        LL b = vl[k].st;
        LL e = vl[k].ed;

        while(k < r){
            while(k < r && vl[k].st <= e){
                e = max(e,vl[k].ed);
                k++;
            }
            ans += (e - b)/D + 1;
            if(k < r){
                b = vl[k].st;
                e = vl[k].ed;
            }
        }

        l = r;
    }

    cout << ans << endl;



    return 0;
}


Compiler output:
a.cc: In member function 'bool line::operator<(line&)':
a.cc:53:9: error: expected ';' before '}' token
   53 |         }else return st%D < o.st%D
      |         ^
a.cc:54:5: error: expected ';' before '}' token
   54 |     }
      |     ^
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define srep(i,s,t) for (int i = s; i < t; ++i)
#define drep(i,n) for(int i = (n)-1; i >= 0; --i)
using namespace std;
typedef long long int ll;
typedef pair<ll, ll> P;
#define yn {puts("Yes");}else{puts("No");}
#define MAX_D 100000005

vector<ll> l[MAX_D], r[MAX_D];

int main() {
    ll n, x, d;
    cin >> n >> x >> d;

    ll ans = 0;

    if(d == 0){
        if(x == 0){
            cout << '1' << endl;
        }else{
            cout << n + 1 << endl;
        }
        return 0;
    }

    if(d < 0){
        d = -d;
        x = -x;
    }



    rep(i,n+1){
        ll ii = i;
        ll xx = x * ii % d;
        ll l_ = x * ii + ii * (ii - 1) / 2 * d;
        ll r_ = x * ii + (n - 1) * n / 2 * d - (n - 1 - ii) * (n - ii) / 2 * d;
        l[xx].push_back(l_);
        r[xx].push_back(r_);
    }

    rep(i,MAX_D){
        if(l[i].size() > 0){
            sort(l[i].begin(), l[i].end());
            sort(r[i].begin(), r[i].end());
            ll now = 0;
            ll s = 0;
            int x = 0, y = 0;
            while(y < r[i].size()){
                if(x == l[i].size()){
                    y++;
                    now--;
                }else if(l[i][x] <= r[i][y]){
                    if(now == 0)s = l[i][x];
                    x++;
                    now++;
                }else{
                    now--;
                    y++;
                }
                if(now == 0){
                    ans += (r[i][y-1] - s) / d + 1;
                }
            }
        }
    }

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



Compiler output:
/tmp/ccWnsD7v.o: in function `main':
a.cc:(.text+0x1f0): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
a.cc:(.text+0x2ca): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
a.cc:(.text+0x2f2): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
a.cc:(.text+0x3b8): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
a.cc:(.text+0x448): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
a.cc:(.text+0x496): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
/tmp/ccWnsD7v.o: in function `__tcf_1':
a.cc:(.text+0x549): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
a.cc:(.text+0x554): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
/tmp/ccWnsD7v.o: in function `__static_initialization_and_destruction_0()':
a.cc:(.text+0x5bf): relocation truncated to fit: R_X86_64_PC32 against symbol `r' defined in .bss section in /tmp/ccWnsD7v.o
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
int n,x,d,gcd,ans;
template<typename T>
void fin(T a){
  cout<<a<<endl;
  exit(0);
}

signed main(){
  cin>>n>>x>>d;
  if(!d&&!x)fin(1);
  if(!d)fin(n+1);
  if(!x)fin(n*(n-1)>>1+1);
  if(x<0)x*=-1,d*=-1;
  gcd=__gcd(x,abs(d));x/=gcd;d/=gcd;
  for(int i=0;i<=n;i++)ans+=i*(n-i)-max(min(((n<<1)-i-1)>>1,((((n<<1)-y-d-1)*(y+d))>>1)+x),0LL);
  fin(ans);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:3: error: reference to 'gcd' is ambiguous
   17 |   gcd=__gcd(x,abs(d));x/=gcd;d/=gcd;
      |   ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:58,
                 from a.cc:1:
/usr/include/c++/14/numeric:173:5: note: candidates are: 'template<class _Mn, class _Nn> constexpr std::common_type_t<_Mn, _Nn> std::gcd(_Mn, _Nn)'
  173 |     gcd(_Mn __m, _Nn __n) noexcept
      |     ^~~
a.cc:4:11: note:                 'long long int gcd'
    4 | int n,x,d,gcd,ans;
      |           ^~~
a.cc:17:26: error: reference to 'gcd' is ambiguous
   17 |   gcd=__gcd(x,abs(d));x/=gcd;d/=gcd;
      |                          ^~~
/usr/include/c++/14/numeric:173:5: note: candidates are: 'template<class _Mn, class _Nn> constexpr std::common_type_t<_Mn, _Nn> std::gcd(_Mn, _Nn)'
  173 |     gcd(_Mn __m, _Nn __n) noexcept
      |     ^~~
a.cc:4:11: note:                 'long long int gcd'
    4 | int n,x,d,gcd,ans;
      |           ^~~
a.cc:17:33: error: reference to 'gcd' is ambiguous
   17 |   gcd=__gcd(x,abs(d));x/=gcd;d/=gcd;
      |                                 ^~~
/usr/include/c++/14/numeric:173:5: note: candidates are: 'template<class _Mn, class _Nn> constexpr std::common_type_t<_Mn, _Nn> std::gcd(_Mn, _Nn)'
  173 |     gcd(_Mn __m, _Nn __n) noexcept
      |     ^~~
a.cc:4:11: note:                 'long long int gcd'
    4 | int n,x,d,gcd,ans;
      |           ^~~
a.cc:18:71: error: 'y' was not declared in this scope
   18 |   for(int i=0;i<=n;i++)ans+=i*(n-i)-max(min(((n<<1)-i-1)>>1,((((n<<1)-y-d-1)*(y+d))>>1)+x),0LL);
      |                                                                       ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define mp make_pair
#define ff first
#define ss second
#define INF 1e8;
typedef long long ll;
ll mod = 1e9+7;
long long fast_exp(long long a, long long b)
{
    if(b == 0)
	   return 1;
    else
    {
	   long long res = 1;
	   res = fast_exp(a,b/2);
	   res = (res*res)%mod;
	   if(b%2 == 1)
		  res = (res*a)%mod;
	   return res;
 
    }
}
const ll N = 1e6;


int main()
{
	//ios_base::sync_with_stdio(false);
	//cin.tie(NULL);
	ll n,x,d;
	cin>>n>>x>>d;
	g = __gcd(x,d);
	x = x/g , d = d/g;
	if(x == 0  && d == 0)
	{
		cout<<1<<endl;
		return 0;
	}
	if(d == 0)
	{
		cout<<n+1<<endl;
		return 0;
	}
	if(d < 0)
	{
		d = -d;
		x = -x;
	}
	map<ll,vector<pair<ll,ll>>> range;
	set <ll> modulos;
	modulos.insert(0);
	range[0].pb(mp(0,0));
	for(ll i = 0; i<n ; i++)
	{
		pair<ll,ll> p;
		ll beg = (i+1)*x + ((i*(i+1))/2)*d;
		ll shift = (i+1)*(n-(i+1))*d;
		p = mp(beg,beg+shift);
		range[beg%d].pb(p);
		modulos.insert(beg%d);
	}

	ll cnt = 0;
	for(auto itr : modulos)
	{
		//cout<<"itr: "<<itr<<endl;
		//cout<<"range[itr] : \n";
		sort(range[itr].begin(),range[itr].end());
		// for(auto e: range[itr])
		// {	
		// 	cout<<"hey\n";
		// 	cout<<e.ff<<' '<<e.ss<<"     ";	
		// }
		ll curl = range[itr][0].ff , curr = range[itr][0].ss;
		for(ll i = 0; i<range[itr].size(); i++)
		{
			ll l = range[itr][i].ff , r = range[itr][i].ss;
			if(l<=curr)
			{
				curr = max(r,curr);
			}
			else
			{
				//cout<<"mooo\n";
				cnt+= abs((curr-curl)/d) + 1;
				curr = r;
				curl = l;

			}

			if(i == range[itr].size()-1)
			{
				//cout<<"here\n";
				cnt+= abs((curr-curl)/d) + 1;
			}
		}
	}

	cout<<cnt<<endl;
	return 0;
	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:34:9: error: 'g' was not declared in this scope
   34 |         g = __gcd(x,d);
      |         ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long N,X,D;cin>>N>>X>>D;
  if(D==0){
    if(X==0)cout<<1;
    else cout<<N+1;
    return 0;
  }
  bitset<X+N*D> s;s.set(0);
  //set<long>s;s.insert(0);
  for(long k=1;k<=N;k++){
    for(int i=0;i<k*(N-k)+1;i++){
      s.set(k*(X+X+D*(k-1))/2+D*i);
      //s.insert(k*(X+X+D*(k-1))/2+D*i);
    }
  }
  //cout<<s.size();
  cout<<s.count();
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:14: error: the value of 'X' is not usable in a constant expression
   10 |   bitset<X+N*D> s;s.set(0);
      |              ^
a.cc:4:10: note: 'long int X' is not const
    4 |   long N,X,D;cin>>N>>X>>D;
      |          ^
a.cc:10:15: error: the value of 'X' is not usable in a constant expression
   10 |   bitset<X+N*D> s;s.set(0);
      |               ^
a.cc:4:10: note: 'long int X' is not const
    4 |   long N,X,D;cin>>N>>X>>D;
      |          ^
a.cc:10:11: note: in template argument for type 'long unsigned int'
   10 |   bitset<X+N*D> s;s.set(0);
      |          ~^~~~
a.cc:10:21: error: request for member 'set' in 's', which is of non-class type 'int'
   10 |   bitset<X+N*D> s;s.set(0);
      |                     ^~~
a.cc:14:9: error: request for member 'set' in 's', which is of non-class type 'int'
   14 |       s.set(k*(X+X+D*(k-1))/2+D*i);
      |         ^~~
a.cc:19:11: error: request for member 'count' in 's', which is of non-class type 'int'
   19 |   cout<<s.count();
      |           ^~~~~
Language: C++

#include<bits/stdc++.h>

using namespace std;

// A, B, S
// B = S - A
// X, X+D, X+2D, X+3D, ... X+(N-1)D
// X+iD = nX+sD ( s = \sigma ^ n)
// (m-n)X + (s-t)D = 0


int main(void) {
    long n, x, d;
    cin >> n >> x >> d;
    if(d==0) {cout << n << endl; return 0;}
    if(d < 0) x = -x, d = -d;

    map<long, vector<pair<long,long>>> v;

    for(long c=0; c<=n; c++) {
        long a = c*(c-1)/2;
        long b = c*(n-1 + n-c)/2;

        v[(1000*d+c(*x)%d)%d].push_back({c*x/d + a, c*x/d + b});
    }

    long r = 0;
    for(auto &w: v) {
        auto &l = w.second;
        sort(l.begin(), l.end());
        long b = -1e18;
        long a = b+1;
        for(auto &x: l) {
            if(x.first > b) {
                r += b-a+1;
                a = x.first;
                b = x.second;
            } else {
                b = x.second;
            }
        }
        r += b-a+1;
    }
    cout << r << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:21: error: invalid type argument of unary '*' (have 'long int')
   24 |         v[(1000*d+c(*x)%d)%d].push_back({c*x/d + a, c*x/d + b});
      |                     ^~
a.cc:24:23: error: 'c' cannot be used as a function
   24 |         v[(1000*d+c(*x)%d)%d].push_back({c*x/d + a, c*x/d + b});
      |                       ^
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define ll long long
#define pb(a) push_back(a)
#define INF 999999999
using namespace std;
typedef pair<int, int> P;
typedef pair<ll, ll> LP;
typedef pair<int, P> PP;
typedef pair<ll, LP> LPP;

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


int combidb[5000][5000];
int combination(int const& n, int const& k){
  if(combidb[n][k] != 0) return combidb[n][k];
  if(n==k) return 1;
  if(k==0) return 1;
  if(k==1) return n;
  return combidb[n][k] = (combination(n-1,k) + combination(n-1,k-1));
}
int main(){
  int N,X,D;
  cin >> N >> X >> D;
  set<int> A;
  for(i=0;i<N;i++){
    int x = X+i*D;
    x = abs(x);
    A.insert(x);
  }
  A.erase(0);
  int M = A.size();
  int sum;
  for(i=0;i<=M;i++){
    sum += combination(M,i)
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:7: error: 'i' was not declared in this scope
   33 |   for(i=0;i<N;i++){
      |       ^
a.cc:41:7: error: 'i' was not declared in this scope
   41 |   for(i=0;i<=M;i++){
      |       ^
Language: Java

import java.io.*; 

class Main { 
	static int pairORSum(int arr[], int n) 
	{ 
		int ans = 0; 
		for (int i = 0; i < n; i++) 
			for (int j = i + 1; j < n; j++) 
				ans += arr[i] ^ arr[j]; 
	
		return ans; 
	} 
	public static void main (String[] args) { 
	
		Scanner s= new Scanner(System.in);
        for(int i = 0; i < 2; i++)
        {
            arr[i] = s.nextInt();
        }
		int n = arr.length; 
		
		System.out.println(pairORSum(arr, 
								arr.length)); 
	} 
} 

Compiler output:
Main.java:15: error: cannot find symbol
		Scanner s= new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:15: error: cannot find symbol
		Scanner s= new Scanner(System.in);
		               ^
  symbol:   class Scanner
  location: class Main
Main.java:18: error: cannot find symbol
            arr[i] = s.nextInt();
            ^
  symbol:   variable arr
  location: class Main
Main.java:20: error: cannot find symbol
		int n = arr.length; 
		        ^
  symbol:   variable arr
  location: class Main
Main.java:22: error: cannot find symbol
		System.out.println(pairORSum(arr, 
		                             ^
  symbol:   variable arr
  location: class Main
Main.java:23: error: cannot find symbol
								arr.length)); 
								^
  symbol:   variable arr
  location: class Main
6 errors
Language: C++

なんもわからんけど

Compiler output:
a.cc:1:1: error: '\U0000306a\U00003093\U00003082\U0000308f\U0000304b\U00003089\U00003093\U00003051\U00003069' does not name a type
    1 | なんもわからんけど
      | ^~~~~~~~~~~~~~~~~~
Language: Java

// Java program to print distinct 
// subset sums of a given array. 
import java.io.*; 
import java.util.*; 

class GFG { 

	// Uses Dynamic Programming to 
	// find distinct subset sums 
	static int printDistSum(int arr[], int n) 
	{ 
		int sum = 0; 
		for (int i = 0; i < n; i++) 
			sum += arr[i]; 

		// dp[i][j] would be true if arr[0..i-1] 
		// has a subset with sum equal to j. 
		boolean[][] dp = new boolean[n + 1][sum + 1]; 

		// There is always a subset with 0 sum 
		for (int i = 0; i <= n; i++) 
			dp[i][0] = true; 

		// Fill dp[][] in bottom up manner 
		for (int i = 1; i <= n; i++) 
		{ 
			dp[i][arr[i - 1]] = true; 
			for (int j = 1; j <= sum; j++) 
			{ 
				// Sums that were achievable 
				// without current array element 
				if (dp[i - 1][j] == true) 
				{ 
					dp[i][j] = true; 
					dp[i][j + arr[i - 1]] = true; 
				} 
			} 
		} 
		int c=0;
		// Print last row elements 
		for (int j = 0; j <= sum; j++) 
			if (dp[n][j] == true) 
				c++;
      
      return c;
	} 

		// Driver code 
	public static void main(String[] args) 
	{ 
      	int n=100;
		int arr[] = new int[n]; 
		//int n = arr.length; 
			int x=14;
      int d=20;
      arr[0]=x;
      for(int i=1;i<n;i++)
        arr[i]=arr[i-1]+d;
      
      System.out.println(printDistSum(arr, n)); 
	} 
} 

// This code is contributed by Gitanjali. 
// Java program to print distinct 
// subset sums of a given array. 
import java.io.*; 
import java.util.*; 

class GFG { 

	// Uses Dynamic Programming to 
	// find distinct subset sums 
	static int printDistSum(int arr[], int n) 
	{ 
		int sum = 0; 
		for (int i = 0; i < n; i++) 
			sum += arr[i]; 

		// dp[i][j] would be true if arr[0..i-1] 
		// has a subset with sum equal to j. 
		boolean[][] dp = new boolean[n + 1][sum + 1]; 

		// There is always a subset with 0 sum 
		for (int i = 0; i <= n; i++) 
			dp[i][0] = true; 

		// Fill dp[][] in bottom up manner 
		for (int i = 1; i <= n; i++) 
		{ 
			dp[i][arr[i - 1]] = true; 
			for (int j = 1; j <= sum; j++) 
			{ 
				// Sums that were achievable 
				// without current array element 
				if (dp[i - 1][j] == true) 
				{ 
					dp[i][j] = true; 
					dp[i][j + arr[i - 1]] = true; 
				} 
			} 
		} 
		int c=0;
		// Print last row elements 
		for (int j = 0; j <= sum; j++) 
			if (dp[n][j] == true) 
				c++;
      
      return c;
	} 

		// Driver code 
	public static void main(String[] args) 
	{ 
      	int n=100;
		int arr[] = new int[n]; 
		//int n = arr.length; 
			int x=14;
      int d=20;
      arr[0]=x;
      for(int i=1;i<n;i++)
        arr[i]=arr[i-1]+d;
      
      System.out.println(printDistSum(arr, n)); 
	} 
} 

// This code is contributed by Gitanjali. 


Compiler output:
Main.java:67: error: class, interface, enum, or record expected
import java.io.*; 
^
Main.java:68: error: class, interface, enum, or record expected
import java.util.*; 
^
2 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int m[10e13+1];
int main()
{
	int n,a,b;
	cin>>n>>a>>b;	
} 

Compiler output:
a.cc:3:12: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    3 | int m[10e13+1];
      |       ~~~~~^~
a.cc:3:12: error: could not convert '(1.0e+14 + (double)1)' from 'double' to 'long unsigned int'
    3 | int m[10e13+1];
      |       ~~~~~^~
      |            |
      |            double
a.cc:3:12: error: size of array 'm' has non-integral type 'double'
Language: C++

#include<bits/stdc++.h>
using namespace std;
int b[10e13+1];
int main()
{
	int n,a,b;
	cin>>n>>a>>b;	
} 

Compiler output:
a.cc:3:12: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    3 | int b[10e13+1];
      |       ~~~~~^~
a.cc:3:12: error: could not convert '(1.0e+14 + (double)1)' from 'double' to 'long unsigned int'
    3 | int b[10e13+1];
      |       ~~~~~^~
      |            |
      |            double
a.cc:3:12: error: size of array 'b' has non-integral type 'double'
Language: C

#include <stdio.h>
#include <math.h>

int main()
{
    long long long long int nums, first, r, i, disc = 0, answer, n = 0, j;

    scanf("%lllld %lllld %lllld", &nums, &first, &r);

    int conj[nums];
    conj[0] = first;

    for(i = 1; i < nums; i++)
    {
        conj[i] = conj[i-1] + r;
    }
    
    for(i = 0; i < nums; i++)
    {
        for(j = 0; j < nums; j++)
        {
            if(conj[i] - conj[j] == 0 && i != j && nums!= 2)
            {
                disc += 1;
            }
            else if(nums == 2)
            {
                disc = 1;
            }
        }
    }

    n = nums;
    n = n - disc;

    answer = pow(2, n);

    printf("%lllld", answer);
    
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:15: error: 'long long long' is too long for GCC
    6 |     long long long long int nums, first, r, i, disc = 0, answer, n = 0, j;
      |               ^~~~
main.c:6:20: error: 'long long long' is too long for GCC
    6 |     long long long long int nums, first, r, i, disc = 0, answer, n = 0, j;
      |                    ^~~~
Language: C++

#include <iostream>
#include <cstring>
#include <vector>
#define pii pair<long long, long long>
using namespace std;
const int maxn = 3e5+5;
vector<pii> a[maxn];
int main()
{
  long long n,x,d,ans=0;
  cin >> n >> x >> d;
  if(d == 0)
  {
    if(x == 0) ans = 1;
    else ans = n+1;
    cout << ans << endl;
    exit(0);
  }
  a[0].push_back({0,0});
  long long cycle = n+1, amount = 0;
  for(int i = 1; i <= n; i++)
  {
    long long y = i * x;
    if(y%d == 0)
    {
      cycle = i;
      amount = y / d;
      break;
    }
  }
  for(long long i = 1; i <= n; i++)
  {
    long long to_add = i/cycle*amount;
    long long l = i * (i-1) / 2, r = i * (n+n-i-1) / 2;
    a[i%cycle].push_back({l+to_add, r+to_add});
  }
  for(int i = 0; i < cycle; i++)
  {
    if(a[i].empty())continue;
    sort(a[i].begin(),a[i].end());
    long long base = a[i][0].first, bound = a[i][0].second;
    for(int j = 1; j < a[i].size(); j++)
    {
      if(a[i][j].first > bound)
      {
        ans += bound - base + 1;
        base = a[i][j].first;
      }
      bound = max(bound, a[i][j].second);
    }
    ans += bound - base + 1;
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   40 |     sort(a[i].begin(),a[i].end());
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <cstring>
#include <vector>
#define pii pair<long long, long long>
using namespace std;
const int maxn = 3e5+5;
vector<pii> a[maxn];
int main()
{
  long long n,x,d,ans=0;
  cin >> n >> x >> d;
  a[0].push_back({0,0});
  long long cycle = n+1, amount = 0;
  for(int i = 1; i <= n; i++)
  {
    long long y = i * x;
    if(y%d == 0)
    {
      cycle = i;
      amount = y / d;
      break;
    }
  }
  for(int i = 1; i <= n; i++)
  {
    long long to_add = i/cycle*amount;
    long long l = i * (i-1) / 2, r = i * (n+n-i-1) / 2;
    a[i%cycle].push_back({l+to_add, r+to_add});
  }
  for(int i = 0; i < cycle; i++)
  {
    if(a[i].empty())continue;
    sort(a[i].begin(),a[i].end());
    long long base = a[i][0].first, bound = a[i][0].second;
    for(int j = 1; j < a[i].size(); j++)
    {
      if(a[i][j].first > bound)
      {
        ans += bound - base + 1;
        base = a[i][j].first;
      }
      bound = max(bound, a[i][j].second);
    }
    ans += bound - base + 1;
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   33 |     sort(a[i].begin(),a[i].end());
      |     ^~~~
      |     short
Language: C++

#include <bits/stdc++.h>
#include <atcoder/all>
#include <iostream>
using namespace std;
using namespace atcoder;
using pint = pair<int, int>;
using ll = long long;
using ull = unsigned long long;
using vll = vector<long long>;
using pll = pair<ll, ll>;
#define FOR(i, begin, end) \
    for (int i = (begin), i##_end_ = (end); i < i##_end_; i++)
#define IFOR(i, begin, end) \
    for (int i = (end)-1, i##_begin_ = (begin); i >= i##_begin_; i--)
#define REP(i, n) FOR(i, 0, n)
#define IREP(i, n) IFOR(i, 0, n)
#define VREP(s, ite) for (auto ite = s.begin(); ite != s.end(); ++ite)
#define FI first
#define SE second
#define ALL(v) v.begin(), v.end()
#define endl "\n"
#define ciosup  \
    cin.tie(0); \
    ios::sync_with_stdio(false);
#define eb emplace_back
#define vint vector<int>
constexpr ll INF = 1e15 + 7LL;
constexpr ll MOD = 998244353;
template <typename T>
istream &operator>>(istream &is, vector<T> &v) {
    for (int i = 0; i < v.size(); ++i) {
        is >> v[i];
    }
    return is;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v) {
    if (v.size() == 0) return os;
    for (int i = 0; i < v.size() - 1; ++i) {
        os << v[i] << " ";
    }
    os << v[v.size() - 1];
    return os;
}

void solve() {
    int m1,d1,m2,d2;
    cin >> m1 >> m2 >> d1 >> d2;
    if (d2 == 1) {
        cout << 1 << endl;
    } else {
        cout << 0 << endl;
    }
}


int main() {
    solve();
    char tmp;
    while (cin >> tmp) {
        cin.putback(tmp);
        solve();
    }
}



Compiler output:
a.cc:2:10: fatal error: atcoder/all: No such file or directory
    2 | #include <atcoder/all>
      |          ^~~~~~~~~~~~~
compilation terminated.
Language: C

#include <stdio.h>

int main(void){

  int M1, M2, D1, D2;
  scanf("%d %d",&M1,&D1);
  scanf("%d %d",&M2,&D2);
  

    if (M1==1 || M1==3 || M1==5 || M1==7 || M1==8 || M1==10 || M1==12){
      if(D1==31) printf("1");
      else printf("0");
    }
    else {
      if(M1==4 || M1==6 || M1==9 || M1==11){
        if(D1==30) printf("1");
        else printf("0");
      }
      else{
        if(D1==28) printf("1");
        else printf("0");
      }

    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:25:1: error: expected declaration or statement at end of input
   25 | }
      | ^
Language: C

#include <stdio.h>

int main(void){

  int M1, M2, D1, D2;
  scanf("%d %d",&M1,&D1);
  scanf("%d %d",&M2,&D2);
  
  if(M1!=M2) {
    printf("1");
  }
  else{
    if (M1==1 || M1==3 || M1==5 || M1==7 || M1==8 || M1==10 || M1==12){
      if(D1==31) printf("1");
      else printf("0");
    }
    else {
      if(M1==4 || M1==6 || M1==9 || M1==11){
        if(D1==30) printf("1");
        else printf("0");
      }
      else{
        if(D1==28) printf("1");
        else printf("0");
      }
  }

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:29:1: error: expected declaration or statement at end of input
   29 | }
      | ^
Language: C

#include <stdio.h>

int main(void){

  int M1, M2, D1, D2;
  scanf("%d %d",&M1,&D1);
  scanf("%d %d",&M2,&D2);
  
  if(M1!=M2) {
    printf("0");
  }
  else{
    if (M1==1 || M1==3 || M1==5 || M1==7 || M1==8 || M1==10 || M1==12){
      if(D1==31) printf("1");
      else printf("0");
    }
    else {
      if(M1==4 || M1==6 || M1==9 || M1==11){
        if(D1==30) printf("1");
        else printf("0");
      }
      else{
        if(D1==28) printf("1");
        else printf("0");
      }
  }

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:29:1: error: expected declaration or statement at end of input
   29 | }
      | ^
Language: C++

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

int main(){
  int m,d,m2,d2;
  cin >> m >> d >> m2 >> d2;
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:6:29: error: expected '}' at end of input
    6 |   cin >> m >> d >> m2 >> d2;
      |                             ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

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

const int last[12] = {31,28,31,30,31,30,31,31,30,31,30,31}

int main () {
	int m1, d1, m2, d2; cin >> m1 >> d1 >> m2 >> d2;
	cout << (m1 != m2) << endl;
	return 0;
}

Compiler output:
a.cc:6:1: error: expected ',' or ';' before 'int'
    6 | int main () {
      | ^~~
Language: Java

import java.util.Scanner;
public class A {

    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);
        int a,b,c,d;
        a=input.nextInt();
        b=input.nextInt();
        c=input.nextInt();
        d=input.nextInt();

        if(a!=c){

            System.out.println(1);

        } else{
            System.out.println(0);
        }





    }

}

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

import java.util.*

public class Main {
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		int m1=sc.nextInt();
        int d1=sc.nextInt();
        int m2=sc.nextInt();
        int d2=sc.nextInt();
        if(d2==1){
          System.out.println("1");
        }else{
          System.out.println("0");
        }
	}
}


Compiler output:
Main.java:1: error: ';' expected
import java.util.*
                  ^
1 error