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

#include <bits/stdc++.h>
#define rep(i,cc,n) for(int i=cc;i<=n;++i)
#define drep(i,cc,n) for(int i=cc;i>=n;--i)
#define sz(s) (int)(s.size())
#define vecprint(v) rep(i,0,v.size()-1)cout << v[i] << " ";cout << endl;
const unsigned long long mod 998244353;
using namespace std;

unsigned long long p(int x,int n){
    if(n==0)return (unsigned long long)1;
    unsigned long long ans = 1;
 //   x %= (unsigned long long)mod;
    rep(i,1,n){
        ans *= (unsigned long long)x;
        ans %= (unsigned long long)mod;
    }
    return ans;
}

int main(){
    int n;
    cin >> n;
    unsigned long long ans;
    vector<int> cnt(n);
    rep(i,0,n-1){
        int d;
        cin >> d;
        if(i==0 && d!=0){
            puts("0");
            return 0;
        }
        cnt[d]++;
    }
    if(n==1){
        puts("1");
        return 0;
    }
    ans = (unsigned long long)1;
    rep(i,2,n-1){
        if(cnt[i]>0 && cnt[i-1]==0){
            puts("0");
            return 0;
        }
        ans *= p(cnt[i-1],cnt[i]);
        ans = (unsigned long long)ans%mod;
    }

    cout << ans%mod << endl;
//  printf("%.10f\n",ans);

    return 0;
}

Compiler output:
a.cc:6:30: error: expected initializer before numeric constant
    6 | const unsigned long long mod 998244353;
      |                              ^~~~~~~~~
a.cc: In function 'long long unsigned int p(int, int)':
a.cc:15:36: error: 'mod' was not declared in this scope; did you mean 'modf'?
   15 |         ans %= (unsigned long long)mod;
      |                                    ^~~
      |                                    modf
a.cc: In function 'int main()':
a.cc:45:39: error: 'mod' was not declared in this scope; did you mean 'modf'?
   45 |         ans = (unsigned long long)ans%mod;
      |                                       ^~~
      |                                       modf
a.cc:48:17: error: 'mod' was not declared in this scope; did you mean 'modf'?
   48 |     cout << ans%mod << endl;
      |                 ^~~
      |                 modf
Language: C++

#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <cstring>
#include <queue>
#include <functional>
#include <set>
#include <map>
#include <string>
#include <cmath>
#include <cassert>

#define SIZE 100005
const ll AM=998244353;
using namespace std;
typedef long long int ll;
typedef pair <int,int> P;
 
using namespace std;

ll rui(ll a, ll b)
{
	ll c=1;
	while(b>0)
	{
		c=(c*a)%AM;
		b--;
	}
	return c;
}

int main()
{	
	ll N;
	scanf("%lld", &N);
	ll D[N];
	ll count[N];
	for(ll i=0;i<N;i++){
		scanf("%lld", &D[i]);
		count[i]=0;
	}
	

	for(ll i=0;i<N;i++){
		count[D[i]]++;
	}
	
	ll answer=1; 

	
	
	
	
	ll yos=1;
	if(count[0]!=1){answer=0;}
	else{
	for(ll i=1;i<N;i++){
		if((count[i]!=0)&&(yos==1))
		{
		answer=(answer*rui(count[i-1],count[i]))%AM;
		}
		else
		{
			if((count[i]!=0)&&(yos==0))
			{
				answer=0;
			}
			yos=0;
		}
			
	}
	}
	printf("%lld", answer);
}


Compiler output:
a.cc:15:7: error: 'll' does not name a type
   15 | const ll AM=998244353;
      |       ^~
a.cc: In function 'll rui(ll, ll)':
a.cc:27:25: error: 'AM' was not declared in this scope
   27 |                 c=(c*a)%AM;
      |                         ^~
a.cc: In function 'int main()':
a.cc:61:58: error: 'AM' was not declared in this scope
   61 |                 answer=(answer*rui(count[i-1],count[i]))%AM;
      |                                                          ^~
Language: C++

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

int main(){
  long long N;
  cin >> N;
  long long t = 998244353;
  vector<long long> D(N);
  long long max = 0;
  for(long long i = 0; i < N; i++){
    cin >> D.at(i);
  }
  vector<long long> count(N, 0);
  for(long long i = 0; i < N ; i++){
    count.at(D.at(i))++;
  }
  if(N == 1 && D.at(0) == 0){
    cout << 1 << endl;
  }
  else{
  	long long ans = 1;
  	if(count.at(0) != 1){
      cout << 0 << endl;
  	}
  	else{
      long long u = 1;
      for(long long j = 0; j < count.at(i); j++){
        u *= count.at(i - 1);
        u = u % t;
      }
      ans = ans % t;
      ans *= u;
    }
    cout <<setprecision(20) << ans % t << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:41: error: 'i' was not declared in this scope
   27 |       for(long long j = 0; j < count.at(i); j++){
      |                                         ^
Language: C++

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

int main(){
    int n;
    cin>>n;
    ll ans = 1;
    vector<ll> a(n);
    vector<ll> b(n);
    rep(i,n){
        cin>>a[i];
        b[a[i]]++;
    }
    if(a[0]){
        cout << 0 << endl;
        return 0;
    }
    for(int i=1; i<n;i++){
        if(a[i]==0){
            cout << 0 << endl;
            return 0;
        }else{
            ans *= b[a[i]-1])%998244353;
        }
    }
    
    cout << ans << endl;
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:25:29: error: expected ';' before ')' token
   25 |             ans *= b[a[i]-1])%998244353;
      |                             ^
      |                             ;
Language: C++

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

int main(){
  long long N;
  cin >> N;
  long long t = 998244353;
  vector<long long> D(N);
  long long max = 0;
  for(long long i = 0; i < N; i++){
    cin >> D.at(i);
  }
  vector<long long> count(N, 0);
  for(long long i = 0; i < N ; i++){
    count.at(D.at(i))++;
  }
  if(N == 1 && D.at(0) == 0){
    cout << 1 << endl;
  }
  else{
  	long long ans = 1;
  	if(count.at(0) != 1){
      cout << 0 << endl;
  	}
  	else{
      long long u = 1;
      for(long long j = 0; j < count.at(i); j++){
        u *= count.at(i - 1);
        u = u % t;
      }
      ans = ans % t;
      ans *= u;
    }
    if(s == 0) cout <<setprecision(20) << ans % t << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:41: error: 'i' was not declared in this scope
   27 |       for(long long j = 0; j < count.at(i); j++){
      |                                         ^
a.cc:34:8: error: 's' was not declared in this scope
   34 |     if(s == 0) cout <<setprecision(20) << ans % t << endl;
      |        ^
Language: C++

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

// a^n mod 998244353 を計算する
long long modpow(long long a, int n) {
  long long res = 1;
  while (n > 0) {
    // &はビット単位の論理積
    if (n & 1) res = res * a % 998244353;
    a = a * a % 998244353;
    // n>>=1はnの2進数表記を1ビット分右シフトするの意
    n >>= 1;
  }
  return res;
}

int main() {
  int N, flag = 0;
  cin >> N;
  long long count = 1;
  vector<int> Nei(N);
  bool end = false;
  int D1;
  cin >> D1;
  if (D1 != 0) end = true;
  Nei.at(D1)++;
  for (int i = 1; i < N; i++) {
    int D;
    cin >> D;
    Nei.at(D)++;
    if (flag < D) flag = D;
  }
  bool end = false;
  for (int i = 1; i < flag + 1; i++) {
    if (Nei.at(i - 1) == 0) {
      end = true;
      break;
    }
    else if (Nei.at(i - 1) > 1) count = count * modpow(Nei.at(i - 1), Nei.at(i)) % 998244353;
  }
  if (Nei.at(0) != 1 || end) cout << 0 << endl;
  else cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:33:8: error: redeclaration of 'bool end'
   33 |   bool end = false;
      |        ^~~
a.cc:22:8: note: 'bool end' previously declared here
   22 |   bool end = false;
      |        ^~~
Language: C++

#include<bits/stdc++.h>

#define rep(i,n) for(long long i = 0; i < (n); i++)
#define MOD 998244353

using namespace std;

long long pow(long long x, long long n) {
  long y = 1;
  while (n) {
    if (n%2 == 1) y = (y * x) % MOD;
      x = x^^2 % P;
      n /= 2;
  }
  return y;
}

int main(){
  long long n;
  cin>>n;
  vector<long long> d;
  map<long long, long long> m;
  long long max = 0;
  long long t;
  cin>>t;
  
  if(t!=0){
    cout<<0;
    return 0;
  }
  m[t]++;

  rep(i, n-1){
    cin>>t;
    m[t]++;
    if(max<t)max=t;
  }

  if(m[0]!=1){
    cout<<0;
    return 0;
  }

  long long result = 1;
  rep(i,max){
//    cout<<m[i]<<' '<<m[i+1]<<endl;
    result = (result * pow(m[i],m[i+1])) % MOD;
  }
  
  cout<<result%MOD;

  return 0;
}


Compiler output:
a.cc: In function 'long long int pow(long long int, long long int)':
a.cc:12:13: error: expected primary-expression before '^' token
   12 |       x = x^^2 % P;
      |             ^
a.cc:12:18: error: 'P' was not declared in this scope
   12 |       x = x^^2 % P;
      |                  ^
Language: C++

#include <iostream>
#include <ios>
#include <iomanip>
#include <algorithm>
#include <string>
#include <vector>
#include <stack>
#include <queue>
#include <map>
#include <set>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <utility>
using namespace std;

#define MOD 1000000007
#define INF 1e9+7
#define rep(i, n) for(int i=0; i<n; ++i)
#define rrep(i, m, n) for(int i=m; i<n; ++i)
typedef long long ll;

#define MAX_N 100000
#define MAX_M 100000
#define MAX_V 100
#define MAX_E 100
#define MAX_Q 100000

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

int ddx[] = {-1, 0, 1, 0, -1, 1, -1, 1};
int ddy[] = {0, -1, 0, 1, 1, 1, -1, -1};

//--------------------------

ll pow(ll x, ll y, ll div) {
  ll sum = 1;
  while(y--) {
    sum *= x;
    sum %= div;
  }

  return sum;
}

ll d[100000];

int main() {
  map<ll, ll> mp;

  ll n;
  ll div = 998244353;
  ll sum = 1;
  ll max;
  cin >> n;
  rep(i, n) {
    cin >> d[i];
    if(mp[d[i]]>0) ++mp[d[i]];
    else {
      mp[d[i]] = 0;
      ++mp[d[i]];
    }
  }

  sort(d, d+n);
  max = d[n-1];

  if(cnt[0] != 1) {
    cout << 0 << endl;
    return 0;
  }

  for(int i=1; i<=max; ++i) {
    if(mp[i-1]==0||mp[i]==0) {
      cout << 0 << endl;
      return 0;
    }else {
      sum *= pow(mp[i-1], mp[i], div);
    }
  }

  cout << sum << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:69:6: error: 'cnt' was not declared in this scope; did you mean 'int'?
   69 |   if(cnt[0] != 1) {
      |      ^~~
      |      int
Language: C++


#include "bits/stdc++.h"

using namespace std;

#define int long long

#define ALL(v) begin(v), end(v)
#define RALL(v) rbegin(v), rend(v)

#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define REP(i, n) for (int i = 0; i < (n); ++i)

#define debug(x) cerr << #x << ": " << x << endl;

template <typename T> T gcd(T m, T n) { return n == 0 ? m : gcd(n, m % n); }
template <typename T> T lcm(T m, T n) { return n * m / gcd(n, m); }

template <typename T> T fact(T n) { return (n == 0 ? 1 : n * fact(n - 1)); }
template <typename T> T combi(T n, T r) {
  return (n == r || r == 0 && n != 0
              ? 1
              : (n * fact(n - 1)) / fact(n - 1) * fact(n - r));
}

const int MOD = 1e9 + 7;

signed main(void) {
  int n;
  cin >> n;
  vector<int> d(n);

  int M = 0;
  vector<int> c(n);
  for (int i = 0; i < n; ++i) {
    cin >> d[i];
    M = max(M, d[i]);
    ++c[d[i]];
  }

  if (d[0] != 0 || c[0] != 1) {
    cout << 0 << endl;
    return;
  }

  int num = 1;
  int mod = 998244353;
  for (int i = 0; i <= M; ++i) {
    num *= pow(c[i - 1], c[i]);
    // for (int j = 0; j < c[i]; ++i) {
    //   num *= c[i - 1];
    //   num %= mod;
    // }
    num %= mod;
  }

  cout << num << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:43:5: error: return-statement with no value, in function returning 'int' [-fpermissive]
   43 |     return;
      |     ^~~~~~
Language: C++

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

int main(){
  long long N;
  cin >> N;
  long long t = 998244353;
  vector<long long> D(N);
  long long max = 0;
  for(long long i = 0; i < N; i++){
    cin >> D.at(i);
    if(max < D.at(i)) max = D.at(i);
  }
  vector<long long> count(max + 1, 0);
  for(long long i = 0; i < N ; i++){
    count.at(D.at(i))++;
  }
  if(N == 1 && D.at(0) == 0){
    cout << 1 << endl;
  }
  else if(N == 1 && D.at(0) != 0){
    cout << 0 << endl;
  }
  else{
  	long long ans = 1;
  	if(count.at(0) != 1){
      cout << 0 << endl;
  	}
  	else{
      int s = 0;
      for(long long i = 1; i < max + 1; i++){
        if(count.at(i - 1) == 0 && count.at(i) != 0){
          cout << 0 << endl;
          s = 1;
          break;
        }
        else if(count.at(i) != 0){
          long long u = 1;
          for(long long j = 0; j < count.at(i); j++){
            u *= count.at(i - 1);
            u = u % t;
          }
          ans = ans % t;
          ans *= u;
        }
      }
      if(s == 0) cout <<setprecsion(20) << ans % t << endl;
  	}
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:47:25: error: 'setprecsion' was not declared in this scope
   47 |       if(s == 0) cout <<setprecsion(20) << ans % t << endl;
      |                         ^~~~~~~~~~~
Language: C++

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

int main(){
  long long N;
  cin >> N;
  long long t = 998244353;
  vector<long long> D(N);
  long long max = 0;
  for(long long i = 0; i < N; i++){
    cin >> D.at(i);
    if(max < D.at(i)) max = D.at(i);
  }
  vector<long long> count(max + 1, 0);
  for(long long i = 0; i < N ; i++){
    count.at(D.at(i))++;
  }
  if(N == 1 && D.at(0) == 0){
    cout << 1 << endl;
  }
  else if(N == 1 && D.at(0) != 0){
    cout << 0 << endl;
  }
  else{
  	long long ans = 1;
  	if(count.at(0) != 1){
      cout << 0 << endl;
  	}
  	else{
      int s = 0;
      for(long long i = 1; i < max + 1; i++){
        if(count.at(i - 1) == 0 && count.at(i) != 0){
          cout << 0 << endl;
          s = 1;
          break;
        }
        else if(count.at(i) != 0){
          for(long long j = 0; j < count.at(i); j++){
            long long u = 1;
            u *= count.at(i - 1);
            u = u % t;
          }
          ans = ans % t;
          ans *= u;
        }
      }
      if(s == 0) cout <<setprecsion(20) << ans % t << endl;
  	}
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:18: error: 'u' was not declared in this scope
   44 |           ans *= u;
      |                  ^
a.cc:47:25: error: 'setprecsion' was not declared in this scope
   47 |       if(s == 0) cout <<setprecsion(20) << ans % t << endl;
      |                         ^~~~~~~~~~~
Language: C++

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

int main(){
  long long N;
  cin >> N;
  long long t = 998244353;
  vector<long long> D(N);
  long long max = 0;
  for(long long i = 0; i < N; i++){
    cin >> D.at(i);
    if(max < D.at(i)) max = D.at(i);
  }
  vector<long long> count(max + 1, 0);
  for(long long i = 0; i < N ; i++){
    count.at(D.at(i))++;
  }
  if(N == 1 && D.at(0) == 0){
    cout << 1 << endl;
  }
  else if(N == 1 && D.at(0) != 0){
    cout << 0 << endl;
  }
  else{
  	long long ans = 1;
  	if(count.at(0) != 1){
      cout << 0 << endl;
  	}
  	else{
      int s = 0;
      for(long long i = 1; i < max + 1; i++){
        if(count.at(i - 1) == 0 && count.at(i) != 0){
          cout << 0 << endl;
          s = 1;
          break;
        }
        else if(count.at(i) != 0){
          for(long long j = 0; j < count.at(i); j++){
            long long u = 1;
            u *= count.at(i - 1);
            u = u % t;
          }
          ans = ans % t;
          ans *= u;
        }
      }
      if(s == 0) cout << ans % t << endl;
  	}
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:18: error: 'u' was not declared in this scope
   44 |           ans *= u;
      |                  ^
Language: C++

#pragma region RegionDefs
#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
#include "boost/multi_array.hpp"
#define rep(i,n) for(int i=0,i##_len=(n);i<i##_len;++i)
#define reps(i,j,n) for(int i=(j),i##_len=(n);i<i##_len;++i)
#define repr(i,n) for(int i=(n);i>=0;--i)
#define all(x) begin(x),end(x)
using namespace std;
template<class T=int> using P  = pair<T, T>;
template<class T=int> using V  = vector<T>;
template<class T=int> using PQ = priority_queue<T>;
template<class T=int> using PQG = priority_queue<T, V<T>, greater<T>>;
typedef long long ll;
const int INF = 1e9;
const ll MOD = 1000000007LL;
void in() {}
template<class Head, class... Tail>
void in(Head&& head, Tail&&... tail)
{
    cin >> head;
    in(move(tail)...);
}
#define IN(...) int __VA_ARGS__; in(__VA_ARGS__)
//オーバーフロー対策
#define INL(...) ll __VA_ARGS__; in(__VA_ARGS__)
#define INS(T, ...) T __VA_ARGS__; in(__VA_ARGS__)
#define VIN(T, v, n) V<T> v(n); for(auto& _elem:v)cin>>_elem
template<class T>bool chmax(T &a, const T &b) {if (a<b) {a=b; return 1;} return 0;}
template<class T>bool chmin(T &a, const T &b) {if (a>b) {a=b; return 1;} return 0;}
#define y0 y__0
#define y1 y__1
#define j0 j__0
#define j1 j__1
#pragma endregion RegionDefs

#include <boost/multiprecision/cpp_dec_float.hpp>
#include <boost/multiprecision/cpp_int.hpp>
using Bint = boost::multiprecision::checked_cpp_int;
Bint modpow(Bint a, Bint n, Bint mod)
{
    Bint res = 1;
    while (n > 0)
    {
        if (n & 1) res = res * a % mod;
        a = a * a % mod;
        n >>= 1;
    }
    return res;
}

void solve()
{
    INL(n);
    Bint ds[100010];
    ll m = 0;
    rep(i, n)
    {
        INL(d);
        ds[d]++;
        chmax(m, d);
    }
    if (ds[0] != 1)
    {
        cout << 0 << endl;
        return;
    }
    Bint p = 1LL;
    Bint m = 998244353LL;
    reps(i, 1, m+1)
    {
        p = p * modpow(ds[i-1], ds[i], m) % m;
        if (p == 0)
        {
            cout << 0 << endl;
            return;
        }
    }
    cout << p % m << endl;
}

int main()
{
    cin.tie(0); cout.tie(0);
    ios::sync_with_stdio(false);
    cout << setprecision(numeric_limits<double>::max_digits10);

    solve();

    return 0;
}

Compiler output:
a.cc:4:10: fatal error: boost/multi_array.hpp: No such file or directory
    4 | #include "boost/multi_array.hpp"
      |          ^~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
using namespace std;
long pow_kai(long a, long n){//aのn乗を計算します。
  long x = 1;
  while(n > 0){//全てのbitが捨てられるまで。
    if(n&1){//1番右のbitが1のとき。
      x = x*a;
    }
    a = a*a;
    n >>= 1;//bit全体を右に1つシフトして一番右を捨てる。
    x=x%998244353
  }
  return x;
}
int main(){
   long long n, i, ans=1, cnt[100101], max=-1;
   cin >> n;
   for(i=0;i<n;i++){
       long long tmp;
       cin >> tmp;
       if(i==0 && tmp!=0) ans=0;
       if(tmp>max) max=tmp;
       cnt[tmp]++;
   }
   if(ans==0){
       cout << ans <<endl;
       return 0;
   }
   else if(cnt[0]>=2) ans=0;
   else{
       for(i=2;i<=max;i++){
        ans=ans*pow_kai(cnt[i-1], cnt[i]);
        ans=ans%998244353;
       }
   }
   cout << ans <<endl;
    return 0;
}

Compiler output:
a.cc: In function 'long int pow_kai(long int, long int)':
a.cc:11:18: error: expected ';' before '}' token
   11 |     x=x%998244353
      |                  ^
      |                  ;
   12 |   }
      |   ~
Language: C++

#include <iostream>
#include <iomanip>
#include <cstdio>
#include <queue>
#include <cstring>
#include <vector>
#include <map>
#include <algorithm>
#include <cctype>
#include <cmath>
#include <bitset>
#include <set>
using namespace std;

#define REP(i,n) for(int i=0;i<(int)(n);i++)
#define RREP(i,n) for(int i=n-1;i>=0;i--)
#define FOR(i,k,n) for(int i=(k);i<(int)(n);i++)
#define all(i,n) (i),(i+n)

int dx4[4]={1,0,-1,0};
int dy4[4]={0,-1,0,1};
int dx8[8]={1,0,-1,1,-1,1,0,-1};
int dy8[8]={1,1,1,0,0,-1,-1,-1};

typedef pair<int, int> P;
typedef pair<string, int> SP;
typedef long long ll;

const int INF = 1e9;
const ll LLINF = 1e18;
const int MAX_V = 1e6+1;
const ll mod = 1000000007;

// --------------------------------------
int n;
ll a[100005];
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);

  cin >> n;
  fill(a, a + n, 0);

  int ma = -1;
  REP(i, n) {
    int b;
    cin >> b;
    a[b]++;
    ma = max(ma, b);
  }

  ll ans = 1;
  REP(i, ma + 1) {
    if(i == 0 && a[i] == 0) ans = 0;
    ll sum = 1;
    REP(j, a[i]) if(i > 0) {
      sum = (LL)(sum * a[i - 1]) % 998244353;
    }
    ans = (ans * sum) % 998244353;
  }

  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:57:14: error: 'LL' was not declared in this scope; did you mean 'll'?
   57 |       sum = (LL)(sum * a[i - 1]) % 998244353;
      |              ^~
      |              ll
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MOD 1000000007

using namespace std;

long long int powermod(long long int base, long long int power) {
    if (power == 0) {
        return 1;
    }
    else {
        long long int cur = powermod(base, power / 2);
        cur = cur * cur;
        cur = cur % MOD;
        if (power % 2 == 1)
            cur = cur * base;
        cur = cur % MOD;
        return cur;
    }
}
 

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    
    ll n, res, edges = 1, x;
    cin >> n;
    vector <ll> d(100000);
    for(ll i = 0; i < n; i++) {
        cin >> x;
        d[x]++;
    }
    res = d[1];
    edges = 1;
    for(ll i = 2; i < d.size(); i++) {
        if(d[i] != 0) {
            res *= powermod(2, d[i]) / edges;
            res %= MOD;
            edges = d[i];
            step += d[i];
        }
        else {
            if(step == n) {
                cout << res;
            }
            else {
                cout << 0;
            }
        }
    }
    
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:42:13: error: 'step' was not declared in this scope; did you mean 'strsep'?
   42 |             step += d[i];
      |             ^~~~
      |             strsep
a.cc:45:16: error: 'step' was not declared in this scope; did you mean 'strsep'?
   45 |             if(step == n) {
      |                ^~~~
      |                strsep
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int N;
  cin >> N;
  vector<int> A(N);
  vector<int> B(N);
  B.at(0) = 1;
  int count = 1;
  
  for(int j=0;j<N;j++){
    cin >> A.at(j);
  }
  sort(A.begin(), A.end());
  
  if(N==1){
      cout << 1 << endl;
  }else if((A.at(0) != 0)||(A.at(1) != 1)){
      cout << 0 << endl;
  }else{
    
  	for(int i=1;i<N-1;i++){
    	if(A.at(i+1) == count){
    		B.at(count-1) += 1;
   		}else if(A.at(i+1) == (count+1)){
      		B.at(count) += 1;	
          	count += 1;
    	}
    }
    
    long int ans = 1;
    for(int k = 0;k<count;k++){
      long int p = 1;
      for(int l=0;l<B.at(k+1);l++){
    	p *= B.at(k);
        p = (p%998244353);
      }
      ans *= p;
      ans = (ans % 998244353);
    }
    cout << (ans%998244353) << endl;
    }
  }
}

Compiler output:
a.cc:45:1: error: expected declaration before '}' token
   45 | }
      | ^
Language: Java

import java.util.*;

class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    int D = new int[N];
    for(int i = 0;i < N;i++){
      D[i] = sc.nextInt();
    }
    
    System.out.println(0);
  }
}

Compiler output:
Main.java:7: error: incompatible types: int[] cannot be converted to int
    int D = new int[N];
            ^
Main.java:9: error: array required, but int found
      D[i] = sc.nextInt();
       ^
2 errors
Language: C++

#include <bits/stdc++.h>
using namespace std;
long Pow(long x, long n, long m){
    long i, tmp=x;
  for(i=1;i<n;i++){
      tmp=tmp*x;
      tmp=tmp%m;
  }
  return tmp;
}
int main(){
   long long n, i, ans=1, cnt[100101], max=-1;
   cin >> n;
   for(i=0;i<n;i++){
       long long tmp;
       cin >> tmp;
       if(i==0 && tmp!=0) ans=0;
       if(tmp>max) max=tmp;
       cnt[tmp]++;
   }
   if(ans==0){
       cout << ans <<endl;
       return 0;
   }
   else if(cnt[0]>=2) ans=0;
   else{
       for(i=2;i<=max;i++){
        ans=ans*myPow(cnt[i-1], cnt[i], 998244353);
        ans=ans%998244353;
       }
   }
   cout << ans <<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:17: error: 'myPow' was not declared in this scope; did you mean 'Pow'?
   28 |         ans=ans*myPow(cnt[i-1], cnt[i], 998244353);
      |                 ^~~~~
      |                 Pow
Language: C++

#include <bits/stdc++.h>
using namespace std;
long Pow(long x, long n, long m){
    long j, tmp=x;
  for(i=1;i<n;i++){
      tmp=tmp*x;
      tmp=tmp%m;
  }
  return tmp;
}
int main(){
   long long n, i, ans=1, cnt[100101], max=-1;
   cin >> n;
   for(i=0;i<n;i++){
       long long tmp;
       cin >> tmp;
       if(i==0 && tmp!=0) ans=0;
       if(tmp>max) max=tmp;
       cnt[tmp]++;
   }
   if(ans==0){
       cout << ans <<endl;
       return 0;
   }
   else if(cnt[0]>=2) ans=0;
   else{
       for(i=2;i<=max;i++){
        ans=ans*myPow(cnt[i-1], cnt[i], 998244353);
        ans=ans%998244353;
       }
   }
   cout << ans <<endl;
    return 0;
}

Compiler output:
a.cc: In function 'long int Pow(long int, long int, long int)':
a.cc:5:7: error: 'i' was not declared in this scope
    5 |   for(i=1;i<n;i++){
      |       ^
a.cc: In function 'int main()':
a.cc:28:17: error: 'myPow' was not declared in this scope; did you mean 'Pow'?
   28 |         ans=ans*myPow(cnt[i-1], cnt[i], 998244353);
      |                 ^~~~~
      |                 Pow
Language: C++

#include<iostream>
using namespace std;
int main(){
    int n, sum=0, num=0, ans =0, ata=0, b=0; cin>>n;
    int test[123456];
    for(int h =0;h<n;h++){
          cin>>test[h];
          if(h==0&&test[h]==0){
             sum=1;
          }
          else if(test[h]==0){
               sum=0;
           }
          if(test[h]==1){
              num++;
          }
    }
    sort(n,test+n);
    if(sum=0){
       cout<<0<<endl;return 0;
    }
    for(int h=0;h<n;h++){
         if(test[h]!=1&&test[h]!=0){
               if(ata==0){
                    ata=test[h];
               }
               else if(test[h]==ata){
                   b++;
                }
                else if(test[h]!=ata){
                    ata=test[h];
                    ans+=b;
                    b=0;
                }
         }
    }
   cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   18 |     sort(n,test+n);
      |     ^~~~
      |     short
Language: C++

#include<algorithm>
#include<iostream>
#include<vector>
#include<string>
#include<queue>
#include<stack>
#include<cmath>
#include<list>
#include<set>
#include<map>

using namespace std;
long long MOD = 1000000007LL;
template<class T>
T gcd(T x, T y) {
	return y ? gcd(y, x % y) : x;
}

template<class T>
vector<T> enum_div(T n) {
	vector<T> ret;
	for (T i = 1; i * i < n; ++i) {

		if (n % i == 0) {
			ret.push_back(i);

			if (i != 1 && i * i != n) {
				ret.push_back(n / i);
			}
		}
	}
	return ret;
}

template<class T>
map<T, int> prime_factorization(T n) {
	map<T, int> ret;

	for (long long i = 2; i * i <= n; ++i) {
		while (n % i == 0) {
			ret[i]++;
			n /= i;
		}
	}

	if (n != 1)ret[n] = 1;
	return ret;
}

template<class T>
long long C(T n, T r) {
	static map<pair<T, T>, long long> _map;
	if (n < r) return 0;

	if (n == r || r == 0) {
		_map[make_pair(n, r)] = 1ll;
	}
	else if (_map[make_pair(n, r)] == 0) {
		_map[make_pair(n, r)] = (C(n - 1, r) + C(n - 1, r - 1));
	}

	_map[make_pair(n, r)] %= MOD;
	return _map[make_pair(n, r)];
}

int main() {
	int N;
	map<int, long long> mp;
	int maxD = 0;
	cin >> N;
	for (int i = 0; i < N; ++i) {
		int d;
		cin >> d;
		++mp[d];
		maxD = max(maxD, d);
	}

	vector<long long> p;
	long long ans = 1;
	for (int i = maxD; 1 <= i; --i) {
		ans *= (pow(mp[i - 1], mp[i]) % 998244353);
		ans %= 998244353;
	}

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

Compiler output:
a.cc: In function 'int main()':
a.cc:81:47: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%'
   81 |                 ans *= (pow(mp[i - 1], mp[i]) % 998244353);
      |                         ~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~
      |                            |                    |
      |                            |                    int
      |                            __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <cstring>
#include <queue>
#include <functional>
#include <set>
#include <map>
#include <string>
#include <cmath>
#include <cassert>

#define SIZE 100005
#define AM 998244353;
using namespace std;
typedef long long int ll;
typedef pair <int,int> P;
 
using namespace std;

ll rui(ll a, ll b)
{
	ll c=1;
	while(b>0)
	{
		c=(c*a)%AM;
		b--;
	}
	return c;
}

int main()
{	
	ll N;
	scanf("%lld", &N);
	ll D[N];
	ll count[N];
	for(ll i=0;i<N;i++){
		scanf("%lld", &D[i]);
		count[i]=0;
	}
	

	for(ll i=0;i<N;i++){
		count[D[i]]++;
	}
	
	ll answer=1; 

	
	
	
	
	ll yos=1;
	if(count[0]!=1){answer=0;}
	for(ll i=1;i<N;i++){
		if((count[i]!=0)&&(yos==1))
		{
		answer=(answer*pow(count[i-1],count[i]))%AM;
		}
		else
		{
			if((count[i]!=0)&&(yos==0))
			{
				answer=0;
			}
			yos=0;
		}
			
	}
	
	printf("%lld", answer);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:60:57: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%'
   60 |                 answer=(answer*pow(count[i-1],count[i]))%AM;
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
      |                               |
      |                               __gnu_cxx::__promote<double>::__type {aka double}
Language: C

    #include <stdio.h>
    #include <math.h>
    #define MAGIC 998244353
    int main(){
    	long n = 0;
    	long d[100000] = {};
    	long floor[100000] = {};
    	long cnt = 0;
    	long i=0; long j = 0;
    	
    	scanf("%ld",&n);
    	
    	for(i=0;i < n;i++){
    		scanf("%ld",&d[i]);
    	}
    	
    	for(i=0;i < n;i++){
    		floor[d[i]]++;
    	}
     
    	if(floor[0] == 1){
    		cnt = 1;
    		for(i=0;i < n-1;i++){
    			if(floor[i] == 0 && floor[i+1] == 0){
                	break;
                }else{
                	for(j = 0;j < floor[i+1];j++){
    					cnt = cnt*floor[i];
                		cnt = cnt % 998244353;
                	}
    			}
    		}
    	}else{
    		cnt = 0;
    	}
    	cnt = cnt % 998244353
    	printf("%ld",cnt);	
    	return 0;
    }


Compiler output:
main.c: In function 'main':
main.c:36:30: error: expected ';' before 'printf'
   36 |         cnt = cnt % 998244353
      |                              ^
      |                              ;
   37 |         printf("%ld",cnt);
      |         ~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define ll long long int
#define REPL(i,n) for(ll i=0, i##_len=(n); i<i##_len; ++i)
#define REP(i,n) for(int i=0, i##_len=(n); i<i##_len; ++i)
#define radrad(a)  180.0 * a / M_PI
#define pow(x) x*x
static const int MAX = 100010;
static const ll INFTY = 1e12;
static const int NUMMAX = 300;


int main() {

  int N;

  cin >> N;

  vector<ll> A(N+10);
  vector<ll> A(N+10);

  REP(i, N){
    cin >> A[i];
  }
  REP(i, N){
    cin >> B[i];
  }

  REPL(i, maxmax){
    if(num[i] == 0){
      ans = 0;
      break;
    }
    REP(j, num[i+1]){
      ans *= num[i];
    }
    if(ans > 998244353){
      ans %= 998244353;
    }
  }


  cout << (ans % 998244353) << endl;


  return 0;

}
/*
                   _ooOoo_
                  o8888888o
                  88" . "88
                  (| -_- |)
                  O\  =  /O
               ____/`---'\____
             .'  \\|     |//  `.
            /  \\|||  :  |||//  \
           /  _||||| -:- |||||-  \
           |   | \\\  -  /// |   |
           | \_|  ''\---/''  |   |
           \  .-\__  `-`  ___/-. /
         ___`. .'  /--.--\  `. . __
      ."" '<  `.___\_<|>_/___.'  >'"".
     | | :  `- \`.;`\ _ /`;.`/ - ` : | |
     \  \ `-.   \_ __\ /__ _/   .-` /  /
======`-.____`-.___\_____/___.-`____.-'======
                   `=---='
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
         pass System Test!
*/


Compiler output:
a.cc: In function 'int main()':
a.cc:22:14: error: redeclaration of 'std::vector<long long int> A'
   22 |   vector<ll> A(N+10);
      |              ^
a.cc:21:14: note: 'std::vector<long long int> A' previously declared here
   21 |   vector<ll> A(N+10);
      |              ^
a.cc:28:12: error: 'B' was not declared in this scope
   28 |     cin >> B[i];
      |            ^
a.cc:31:11: error: 'maxmax' was not declared in this scope; did you mean 'fmaxmag'?
   31 |   REPL(i, maxmax){
      |           ^~~~~~
a.cc:6:40: note: in definition of macro 'REPL'
    6 | #define REPL(i,n) for(ll i=0, i##_len=(n); i<i##_len; ++i)
      |                                        ^
a.cc:32:8: error: 'num' was not declared in this scope; did you mean 'enum'?
   32 |     if(num[i] == 0){
      |        ^~~
      |        enum
a.cc:33:7: error: 'ans' was not declared in this scope; did you mean 'abs'?
   33 |       ans = 0;
      |       ^~~
      |       abs
a.cc:36:12: error: 'num' was not declared in this scope; did you mean 'enum'?
   36 |     REP(j, num[i+1]){
      |            ^~~
a.cc:7:40: note: in definition of macro 'REP'
    7 | #define REP(i,n) for(int i=0, i##_len=(n); i<i##_len; ++i)
      |                                        ^
a.cc:37:7: error: 'ans' was not declared in this scope; did you mean 'abs'?
   37 |       ans *= num[i];
      |       ^~~
      |       abs
a.cc:39:8: error: 'ans' was not declared in this scope; did you mean 'abs'?
   39 |     if(ans > 998244353){
      |        ^~~
      |        abs
a.cc:45:12: error: 'ans' was not declared in this scope; did you mean 'abs'?
   45 |   cout << (ans % 998244353) << endl;
      |            ^~~
      |            abs
Language: C++

#include  <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define inf 1000000007
//vector<vector<int>> vec(縦, vector<int>(横));
#define REP(i,N) for(int i=0;i<N;i++)
int gcd(int a, int b) {
    if(a>b){
        swap(a,b);
        }
    while(b%a!=0){
        b%=a;
        swap(a,b);
    }
    return a;
}

//cout << setprecision(123)<<ans;
//a=atoi(S.c_str());
//S=to_string(a);
int main(){
  int N;
  ll a=998244353,ans=1,ansans;
  bool ok=false;
  cin>>N;
  vector<ll>v(N);
  vector<ll>V(N,0);
  REP(i,N){
    cin>>v[i];
    V[v[i]]++;
  }
  REP(i,N){
    if(V[i]==0){
      for(int j=i+1;j<N;j++){
        if(V[j]!=0)ok=true;
      }
      break;
    }
  }
      
      
  if(v[0]!=0||V[0]>1||ok){
    cout<<0<<endl;
    return 0;
  }
  
  for(int i=1;i<N;i++){
    if(V[i+1]==0)break;
    if(V[i]>1){
      ans*=(pow(V[i],V[i+1])%a);
      if(ans>a)ans=ans%a;
    }
    
  }
  
  
  
  ansans=ans%a;
  cout<<ansans<<endl;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:50:29: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'll' {aka 'long long int'} to binary 'operator%'
   50 |       ans*=(pow(V[i],V[i+1])%a);
      |             ~~~~~~~~~~~~~~~~^~
      |                |             |
      |                |             ll {aka long long int}
      |                __gnu_cxx::__promote<double>::__type {aka double}
Language: Java

public class Main {

    static Scanner sc = new Scanner(System.in);
    static PrintWriter out = new PrintWriter(System.out);

    public static void main(String[] args) {
        int n = nextInt();
        int[] d = new int[n];
        int[] dummy = new int[n];
        int max = 0;
        for(int i = 0; i < n; i++){
            d[i] = nextInt();
            if (max < d[i]) {
            	max = d[i];
            }
            dummy[d[i]] += 1;
        }

        boolean flag = true;
        BigDecimal Answer = new BigDecimal(1);

        if (d[0] != 0) {
        	flag = false;
        }
        for (int i = 1; i<n; i++) {
        	if (i <= max) {
        		if (dummy[i] == 0) {
        			flag = false;
        		}
        		Answer = Answer.multiply(BigDecimal.valueOf(Math.pow(dummy[i - 1 ], dummy[i])));
        	}
        }

        if (flag) {
        	println(Answer.remainder(new BigDecimal(998244353)));
        } else {
        	println(0);
        }
    }

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

    static String next() {
        return sc.next();
    }

    static String nextLine(){
        return sc.nextLine();
    }

    static void println(Object o) {
        out.println(o);
        out.flush();
    }

}

Compiler output:
Main.java:3: error: cannot find symbol
    static Scanner sc = new Scanner(System.in);
           ^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
    static PrintWriter out = new PrintWriter(System.out);
           ^
  symbol:   class PrintWriter
  location: class Main
Main.java:3: error: cannot find symbol
    static Scanner sc = new Scanner(System.in);
                            ^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
    static PrintWriter out = new PrintWriter(System.out);
                                 ^
  symbol:   class PrintWriter
  location: class Main
Main.java:20: error: cannot find symbol
        BigDecimal Answer = new BigDecimal(1);
        ^
  symbol:   class BigDecimal
  location: class Main
Main.java:20: error: cannot find symbol
        BigDecimal Answer = new BigDecimal(1);
                                ^
  symbol:   class BigDecimal
  location: class Main
Main.java:30: error: cannot find symbol
        		Answer = Answer.multiply(BigDecimal.valueOf(Math.pow(dummy[i - 1 ], dummy[i])));
        		                         ^
  symbol:   variable BigDecimal
  location: class Main
Main.java:35: error: cannot find symbol
        	println(Answer.remainder(new BigDecimal(998244353)));
        	                             ^
  symbol:   class BigDecimal
  location: class Main
8 errors
Language: C++

#include <cstdio>
#include <iostream>
#include <algorithm>
#include <vector>

const long long int Cmod = 998244353;

using namespace std;
int main(){
  int N;
  int tmp;
  int i;
  long long int count = 0;
  vector<int> D;
  cin >> N;
	for(i=0;i<N;i++){
      cin >> tmp;
      D.push_back(tmp);
    }
	sort(D.begin(),D.end());
  tmp = 0;
  for(i=0;i<N;i++){
  	if(i==0 && D[i] != 0 || i !=0 && D[i] == 0){
      count = 0;
      break;
    }
    if(N == 0 && D[0] == 0){
    	++count;
      break;
    }
    if(tmp == 0 && D[i] == 1 && count == 0){
      ++count;
      ++tmp;
    }
    if(tmp > 0){
    	count = count * D[i];
      if(D[i] == tmp + 1){
      	++tmp;
      }else if(D[i] > tmp + 1){
        count= 0;
        break;
      }
  }
  cout << count % Cmod << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:45:2: error: expected '}' at end of input
   45 | }
      |  ^
a.cc:9:11: note: to match this '{'
    9 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define repe(i, n) for (int i = 0; i <= (int)(n); i++)
#define YES cout<<"YES"<<endl
#define NO cout<<"NO"<<endl
#define Yes cout<<"Yes"<<endl
#define No cout<<"No"<<endl
#define ANS cout << ans << endl
#define all(a) a.begin(),a.end()
#define SORT(a) sort(all(a))
#define REVERSE(a) reverse(all(a))
#define int long long
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORe(i, m, n) for(int i = m;i <= n;i++)
#define VIin(a) for(int i=0; i<a.size(); i++) cin >> a[i]
#define OUT(a) cout << a << endl
typedef vector<int> VI;
typedef vector<VI> VVI;
const int MOD=1e9+7;
const long long INF = 1LL << 60;
/*最大公約数*/int gcd(int x, int y) { return y ? gcd(y,x%y) : x;}
/*最小公倍数*/int lcm(int a, int b) { int g = gcd(a, b); return a / g * b; }
/*素数判定*/int isPrime(int n){if(n<2){return 0;}for(int i=2; i*i<=n; i++){if(n%i==0){return 0;}}return 1;}
/*約数列挙*/vector<int> getDivisor(int n){vector<int> v; for(int i=1; i*i<=n; i++){if(n%i==0){v.push_back(i);if(i!=n/i){v.push_back(n/i);}}}sort(v.begin(),v.end()); return v;}
//----------------------------------------------
signed main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    
    int n; cin >> n;
    int ans = 1;
    VI d(n); VIin(d);
    SORT(d);
    if(d[0] != 0 || d[1] != 1){
        OUT(0);
        return 0;
    }
    if(s < sum){
        OUT(0);
        return 0;
    }
    FOR(i,1,n) ans *= d[i];
    ans %= 998244353;
    ANS;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:39:8: error: 's' was not declared in this scope
   39 |     if(s < sum){
      |        ^
a.cc:39:12: error: 'sum' was not declared in this scope
   39 |     if(s < sum){
      |            ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i,a,b) for (int64_t i = (a); i < (b); i++)
#define REP(i,n) rep(i,0,n)

#define mod (998244353)

ll ppow(ll x, ll n) {
	ll ans = 1;
    x %= mod;
	while (n > 0) {
		if ((n & 1) == 1) {
            x %= mod;ans %= mod;
			ans = ans * x;
            ans %= mod;
		}
		x = x * x;
        x %= mod;
		n >>= 1; 
	}
	return ans%=mod;
}
void solve()
{
    ll n;cin>>n;
    vector<ll>d(n,0);
    ll x,maxx=0;
    REP(i,n){
        cin>>x;
        maxx=max(maxx,x);
        d[x]++;
    }
    REP(i,maxx){if(d[i]==0){cout<<0<<endl;return;}d[i]%=mod;}
    ll ans=1;
    REP(i,maxx){
        ans*=ppow(d[i],d[i+1]);
        ans%=mod;
    }//cout<<ans%mod<<endl;
 	 cout<<0<<endl
}
int main()
{
    cin.tie(0);
	ios::sync_with_stdio(false);
    solve();
    return 0;
}



Compiler output:
a.cc: In function 'void solve()':
a.cc:40:23: error: expected ';' before '}' token
   40 |          cout<<0<<endl
      |                       ^
      |                       ;
   41 | }
      | ~
Language: C++

#include <bits/stdc++.h>
#include <vector>
#include<unordered_map>
using namespace std;
#define DIVNUM 998244353
int main(){
  //入力
  int N;
  cin>>N;
  vector<int>D(N);
  for(int i=0;i<N;i++){
    cin>>D[i];
  }
  if(D[0]!=0){
    ans=0;
  }else{
    unordered_map<long,long>cnt;
    for(int i=0;i<N;i++){
      cnt[D[i]]++;
    }
    unsigned long long ans=1;
    for(int i=1;i<N-1;i++){
      ans*=pow(cnt[i],cnt[i+1]);
      if(ans>=DIVNUM){
        ans=ans%DIVNUM;
      }
    }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:15:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   15 |     ans=0;
      |     ^~~
      |     abs
Language: C++

#include <iostream>
#include <vector>
#include <utility>

int main() {
	
	int N;
	std::cin >> N;

	std::vector<int> D;
	std::vector<int> distance;
	
	int maxD = 0;

	for (int i = 0; i < N; i++) {
		int d;
		std::cin >> d;
		D[i] = d;
		distance[d]++;
		if (d > maxD) 
			maxD = d;
	}

	if (D[0] != 0)
		std::cout << 0 << std::endl; 

	if (distance[0] != 1)
		std::cout << 0 << std::endl;

	if (distance[1] == D.size()-1) 
		std::cout << 1 << std::endl;

	long long ans = 0;
	bool flag = false;

	for (int i = 2; i <= maxD; i++) {

		if (flag && distance[i] == 0) {
			std::cout << 0 << std::endl;
		}

		if (distance[i] != 0) {
			if (distance[i] == 1) {
				ans *= distance[i-1];
			} else {
				if (i == 2) {
					ans = distance[1];
				}
				ans = pow(ans, distance[i]);
			}
		} else {
			flag = true;
		}				
	}
	ans %= 998244353;
	std::cout << ans << std::endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:49:39: error: 'pow' was not declared in this scope
   49 |                                 ans = pow(ans, distance[i]);
      |                                       ^~~
Language: C++

#include<iostream>
#include<cstdio>
#include<cmath>
#include<algorithm>
#include<cstring>
using namespace std;
long long int a[100005];
long long int main()
{
	long long int N;
	while (scanf("%d", &N) != EOF)
	{
		memset(a, 0, sizeof(a));
		for (long long int i = 1; i <= N; i++)
			scanf("%d", &a[i]);
		if (a[1] != 0) 
		{
			printf("0\n");
			continue;
		}
		sort(a + 1, a + N + 1);
		long long int flog = 0;
		for (long long int i = 2; i <= N; i++) 
		{
			if (abs(a[i] - a[i - 1]) != 0 && abs(a[i] - a[i - 1]) != 1) 
			{
				flog = 1;
				break;
			}
		}
		if (flog==1) 
		{
			printf("0\n");
			continue;
		}
		long long int i = 2, cnt = 1, n = 0;
		for (; a[i] == 1; i++)
			n++;
		for (; i <= N;) 
		{
			long long int d = a[i], s = 1, nn = 0;
			for (; a[i] == d && i <= N; i++) 
			{
				nn++;
				s = (s * n) % 998244353;
			}
			cnt = (cnt * s) % 998244353;
			n = nn;
		}
		printf("%d\n", cnt);
	}
	return 0;
}

Compiler output:
a.cc:8:11: error: '::main' must return 'int'
    8 | long long int main()
      |           ^~~
Language: C++

#include <iostream>
#include <vector>
#include <utility>

int main() {
	
	int N;
	std::cin >> N;

	std::vector<int> D;
	std::vector<int> distance;
	
	int maxD = 0;

	for (int i = 0; i < N; i++) {
		int d;
		std::cin >> d;
		D[i] = d;
		distance[d]++;
		if (d > maxD) 
			maxD = d;
	}

	if (D[0] != 0)
		std::cout << 0 << std::endl; 

	if (distance[0] != 1)
		std::cout << 0 << std::endl;

	if (distance[1] == D.size()-1) 
		std::cout << 1 << std::endl;

	long long ans = 0;
	bool flag = false;

	for (int i = 2; i <= maxD; i++) {

		if (flag && distance[i] == 0) {
			std::cout << 0 << std::endl;
		}

		if (distance[i] != 0) {
			if (distance[i] == 1) {
				ans *= distance[i-1];
			} else {
				if (i == 2) {
					ans = distance[1];
				}
				ans = std::pow(ans, distance[i]);
			}
		} else {
			flag = true;
		}				
	}
	ans %= 998244353
	std::cout << ans << std::endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:49:44: error: 'pow' is not a member of 'std'
   49 |                                 ans = std::pow(ans, distance[i]);
      |                                            ^~~
a.cc:55:25: error: expected ';' before 'std'
   55 |         ans %= 998244353
      |                         ^
      |                         ;
   56 |         std::cout << ans << std::endl;
      |         ~~~
Language: C++

#include<iostream>
#include<cstdio>
#include<cmath>
#include<algorithm>
using namespace std;
int a[100005];
int main()
{
	int N;
	while (scanf("%d", &N) != EOF)
	{
		memset(a, 0, sizeof(a));
		for (int i = 1; i <= N; i++)
			scanf("%d", &a[i]);
		if (a[1] != 0) 
		{
			printf("0\n");
			continue;
		}
		sort(a + 1, a + N + 1);
		int flog = 0;
		for (int i = 2; i <= N; i++) 
		{
			if (abs(a[i] - a[i - 1]) != 0 && abs(a[i] - a[i - 1]) != 1) 
			{
				flog = 1;
				break;
			}
		}
		if (flog==1) 
		{
			printf("0\n");
			continue;
		}
		int i = 2, cnt = 1, n = 0;
		for (; a[i] == 1; i++)
			n++;
		for (; i <= N;) 
		{
			int d = a[i], s = 1, nn = 0;
			for (; a[i] == d && i <= N; i++) 
			{
				nn++;
				s = (s * n) % 998244353;
			}
			cnt = (cnt * s) % 998244353;
			n = nn;
		}
		printf("%d\n", cnt);
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:17: error: 'memset' was not declared in this scope
   12 |                 memset(a, 0, sizeof(a));
      |                 ^~~~~~
a.cc:5:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    4 | #include<algorithm>
  +++ |+#include <cstring>
    5 | using namespace std;
Language: C

from collections import Counter
n = int(input())
a = [int(i) for i in input().split()] 
if a[0]!=0:
    print ("0")
else:
    a.sort()
    a = Counter(a)
    print (a)
    ans = 1
    for i in range(1,len(a)-1):
        if a[0]==0:
            ans=ans-1
            break
        ans*=a[i]**a[i+1]
    print(ans)

Compiler output:
main.c:1:1: error: unknown type name 'from'
    1 | from collections import Counter
      | ^~~~
main.c:1:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'import'
    1 | from collections import Counter
      |                  ^~~~~~
main.c:1:18: error: unknown type name 'import'
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main(){
    long long int N,now=1,ans=1,gou=1;
    bool flag = true,ff=false;

    cin >> N;

    vector<int> D(N);
    vector<int> sum(N,0);

    for(int i=0;i<N;i++){
        cin >> D[i];
    }

    if(D[0]!=0){
        flag = false;
    }

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

    if(D[1]==0){
        flag = false;
    }

    while(j!=N){
        if(D[j]==now){
            sum[now]++;
            j++;
        }else{
            now = D[j];
        }
    }

    for(int i=1;i<N-1;i++){
        if(sum[i+1]==0 || sum[i]==0){
            flag = false;
            break;
        }
    for(int j=0;j<sum[i+1];j++){
        ans %= 998244353;
        ans *= sum[i];
        ans %= 998244353;
    }
        gou+= sum[i];
        if(gou+sum[i+1]==N){
            break;
        }
    }

    if(!flag){
        cout << 0 << endl;
    }else if(D[N-1]==1 || N == 1){
        cout << 1 << endl;
    }else{
        cout << ans << endl;
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:11: error: 'j' was not declared in this scope
   28 |     while(j!=N){
      |           ^