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

#include<iostream>
#include<string>
#include<algorithm>
#include<cstdlib>
#include<cmath>
#include<vector>
#include<list>
#include<cstdint>

using namespace std;

using uif=uint_fast64_t;
using ll=long long int;

int main(void){

  uif n;
  cin>>n;

  vector<ll> a(n);
  vector<ll> b(n);
  vector<ll> c(n);
  vector<ll> d(n);

  for(uif i=0;i<n;i++){
    cin>>a[i];
  }
  for(uif i=0;i<n;i++){
    cin>>b[i];
    c[i]=0;
    d[i] = a[i]-b[i];
  }
  ll a_sum=accumulate(a.begin(),a.end(),0);
  ll b_sum=accumulate(b.begin(),b.end(),0);
  //cout << a_sum << "," << b_sum << endl;
  if( a_sum < b_sum ){
    cout << -1 << endl;
    return 0;
  }
  else{
    sort(d.begin(),d.end());
    if(d[0] >= 0){
      cout << 0 << endl;
      return 0;
    }
    else{
      ll cnt=0;
      ll neg=0;
      for(uif i=0;i<n;i++){
        if(d[i]<0){
          neg+=d[i];
          cnt++;
        }
        else{
          break;
        }
      }
      for(uif i=d.size()-1;i>0;i--){
        if(neg<0){
          neg+=d[i];
          cnt++;
        }
        else{
          break;
        }
      }
      cout << cnt << endl;
    }
  }

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:12: error: 'accumulate' was not declared in this scope
   33 |   ll a_sum=accumulate(a.begin(),a.end(),0);
      |            ^~~~~~~~~~
Language: C++

#include <stdio.h>
#include <stdlib.h>
int main(){
int n;
int c[100000];
int b[100000];
int i;
int cnt ;
cnt = 0;
scanf("%d",&n)

for(i=0;i<n;i++){
 scanf("%d",a[i])
}
for(i=0;i<n;i++){
 scanf("%d",b[i])
}

qsort((void * )a , i , sizeof( a[0] )
qsort((void * )b , i , sizeof( b[0] )
for(i=0;i<n;i++){
if(a[i]>=b[i]){
cnt ++;
}
}
printf("%d\n",cnt);
return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:15: error: expected ';' before 'for'
   10 | scanf("%d",&n)
      |               ^
      |               ;
   11 | 
   12 | for(i=0;i<n;i++){
      | ~~~            
a.cc:12:16: error: expected ';' before ')' token
   12 | for(i=0;i<n;i++){
      |                ^
      |                ;
a.cc:16:18: error: expected ';' before '}' token
   16 |  scanf("%d",b[i])
      |                  ^
      |                  ;
   17 | }
      | ~                 
a.cc:19:16: error: 'a' was not declared in this scope
   19 | qsort((void * )a , i , sizeof( a[0] )
      |                ^
a.cc:21:16: error: expected ';' before ')' token
   21 | for(i=0;i<n;i++){
      |                ^
      |                ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long int N, A[101010], B[101010], perm[101010];
bool cmp(int i, int j){
    return A[i] - B[i] > A[j] - B[j];
}
int main(){
    /freopen("test.in", "r+", stdin);
    long long int sA = 0, sB = 0;
    cin>>N;
    for(int i=0;i<N;i++){
        cin>>A[i];
        sA += A[i];
    }
    for(int i=0;i<N;i++){
        cin>>B[i];
        sB+= B[i];
    }
    if(sB > sA)return cout<<-1<<endl, 0;

    long long int add = 0;
    long long int total_result = 0;

    for(int i=0;i<N;i++){
        if(A[i] < B[i])
            add += B[i] - A[i], total_result++;
    }


    for(int i=0;i<N;i++)
        perm[i] = i;

    sort(perm, perm + N, cmp);
    for(int i=0;i<N;i++){
        if(add <= 0)break;
        if(A[perm[i]] > B[perm[i]])
            add -= A[perm[i]] - B[perm[i]], total_result++;
    }
    cout<<total_result<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:5: error: expected primary-expression before '/' token
    8 |     /freopen("test.in", "r+", stdin);
      |     ^
Language: C++

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


int main()
{
    cin.tie(0);
    ios::sync_with_stdio(false);

    int n;
    cin >> n;
    vector<ll> a(n), b(n), d(n);
    ll dif = 0,ans=0;
    rep(i, n){
        cin >> a[i];
        d[i] = a[i];
        dif += a[i];
    }
    rep(i, n){
        cin >> b[i];
        dif -= b[i];
        d[i] -= b[i];
    }
    if(dif<0){
        cout << -1 << endl;
        return 0;
    }
    rep(i,n)if(d[i]<0)
        d[i]=1e10;

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

    rep(i,n){
        if(dif-d[i]<0)
            break;
        dif -= d[i];
        ans++;
    }
    cout << n-ans << endl;

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


int main()
{
    cin.tie(0);
    ios::sync_with_stdio(false);

    int n;
    cin >> n;
    vector<ll> a(n), b(n), d(n);
    ll dif = 0,ans=0;
    rep(i, n){
        cin >> a[i];
        d[i] = a[i];
        dif += a[i];
    }
    rep(i, n){
        cin >> b[i];
        dif -= b[i];
        d[i] -= b[i];
    }
    if(dif<0){
        cout << -1 << endl;
        return 0;
    }
    rep(i,n)if(d[i]<0)
        d[i]=1e10;

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

    rep(i,n){
        if(dif-d[i]<0)
            break;
        dif -= d[i];
        ans++;
    }
    cout << n-ans << endl;

    return 0;
}


Compiler output:
a.cc:53:5: error: redefinition of 'int main()'
   53 | int main()
      |     ^~~~
a.cc:8:5: note: 'int main()' previously defined here
    8 | int main()
      |     ^~~~
Language: C++

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

int main()
{
  int n;
  cin >> n;
  vector<int> a(n), b(n), c(n);
  for (auto i = 0; i < n; i++) {
    cin >> a[i];
  }
  for (auto i = 0; i < n; i++) {
    cin >> b[i];
  }
  int minus = 0;
  for (auto i = 0; i < n; i++) {
    c[i] = a[i] - b[i];
    if (c[i] < 0) {
      minus += c[i];
    }
  }
  sort(begin(c), end(c), greater<>());
  int ans = 0;
  for (auto i = 0; i < n; i++) {
    if (minus >= 0) break;
    if (c[i] <= 0) break;
    minus += c[i];
    ans++;
  }
  if (minus < 0) {
    cout << "-1" << endl;
  } else {
    cout << ans << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   23 |   sort(begin(c), end(c), greater<>());
      |   ^~~~
      |   short
Language: C++

#include <cstdio>
#include <cstring>
#include <algorithm>
#include <string>


using LL = long long;
const int kN = 100000 + 5;
int n, a[kN], b[kN];

int main() {
  scanf("%d", &n);
  for (int i = 0; i < n; ++ i) {
    scanf("%d", a + i);
  }
  int result = 0;
  LL left = 0;
  std::vector<int> surplus;
  for (int i = 0; i < n; ++ i) {
    scanf("%d", b + i);
    if (a[i] < b[i])
      left += b[i] - a[i], ++ result;
    else if (a[i] > b[i])
      surplus.emplace_back(a[i] - b[i]);
  }
  std::sort(surplus.begin(), surplus.end());
  while (left > 0 && !surplus.empty()) {
    int w = surplus.back();
    surplus.pop_back();
    left -= w;
    ++ result;
  }
  if (left > 0) {
    puts("-1");
  } else {
    printf("%d\n", result);
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:8: error: 'vector' is not a member of 'std'
   18 |   std::vector<int> surplus;
      |        ^~~~~~
a.cc:5:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    4 | #include <string>
  +++ |+#include <vector>
    5 | 
a.cc:18:15: error: expected primary-expression before 'int'
   18 |   std::vector<int> surplus;
      |               ^~~
a.cc:24:7: error: 'surplus' was not declared in this scope
   24 |       surplus.emplace_back(a[i] - b[i]);
      |       ^~~~~~~
a.cc:26:13: error: 'surplus' was not declared in this scope
   26 |   std::sort(surplus.begin(), surplus.end());
      |             ^~~~~~~
Language: C++

#include "base.hpp"

void solve() {
// NN(A)N(B)
/* <foxy.memo-area> */
int N;cin>>N;VI A(N);times(N,Ri_0){cin>>A[Ri_0];}VI B(N);times(N,Ri_0){cin>>B[
Ri_0];}
/* </foxy.memo-area> */

  VI ok; int ng=0, ngi =0;
  times(N, i) {
    if(A[i] < B[i]) {
      ng += B[i] - A[i];
      ++ngi;
    } else {
      ok.push_back(A[i] - B[i]);
    }
  }
  sort(iter(ok));
  int ans = 0;
  while(ng > 0) {
    if(ok.size() == 0) {
      cout << -1 ln; return;
    }
    ng -= ok.back(); ok.pop_back();
    ++ans;
  }
  cout << ngi+ans ln;
}


Compiler output:
a.cc:1:10: fatal error: base.hpp: No such file or directory
    1 | #include "base.hpp"
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#ifdef __LOCAL
  #define _GLIBCXX_DEBUG
#endif
#include <bits/stdc++.h>
using namespace std;
template<typename T> bool chmax(T &a,T b) {if(a<b) {a=b; return true;} return false;}
template<typename T> bool chmin(T &a,T b) {if(a>b) {a=b; return true;} return false;}
#define itn int
#define fi first
#define se second
#define intmax numeric_limits<int>::max()
#define llmax numeric_limits<ll>::max()
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define rep1(i,n) for(int i=1;i<=(int)(n);i++)
#define rrep(i,n) for(int i=(int)(n)-1;i>=0;i--)
#define rrep1(i,n) for(int i=(int)(n);i>=1;i--)
#define all(vec) vec.begin(),vec.end()
#define sortt(vec) sort((vec).begin(),(vec).end())
#define rsort(vec) sort((vec).rbegin(), (vec).rend())
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
typedef pair<int,int> pii;
typedef tuple<ll,ll,ll> tlll;
typedef tuple<int,int,int> tiii;
const ll mod=1e9+7;
const int inf=1<<30;
const ll lnf=1ll<<60;

struct mint {
  ll x; // typedef long long ll;
  mint(ll x=0):x((x%mod+mod)%mod){}
  mint operator-() const { return mint(-x);}
  mint& operator+=(const mint a) {
    if ((x += a.x) >= mod) x -= mod;
    return *this;
  }
  mint& operator-=(const mint a) {
    if ((x += mod-a.x) >= mod) x -= mod;
    return *this;
  }
  mint& operator*=(const mint a) { (x *= a.x) %= mod; return *this;}
  mint operator+(const mint a) const { return mint(*this) += a;}
  mint operator-(const mint a) const { return mint(*this) -= a;}
  mint operator*(const mint a) const { return mint(*this) *= a;}
  mint pow(ll t) const {
    if (!t) return 1;
    mint a = pow(t>>1);
    a *= a;
    if (t&1) a *= *this;
    return a;
  }

  // for prime mod
  mint inv() const { return pow(mod-2);}
  mint& operator/=(const mint a) { return *this *= a.inv();}
  mint operator/(const mint a) const { return mint(*this) /= a;}
};
istream& operator>>(istream& is, mint& a) { return is >> a.x;}
ostream& operator<<(ostream& os, const mint& a) { return os << a.x;}

mint cani[1010];
mint canj[1010];
mint can[10101010];

int main(){
  itn n,m; cin >> n >> m;
  rep(i,n){
    itn a; cin >> a; a--;
    cani[a]+=1;
  }
  rep(i,m){
    itn b; cin >> b; b--;
    canj[b]+=1;
  }
  vector<mint> scani(n*m);
  scani[n*m-1]=cani[n*m-1];
  for(int i=n*m-1;i>0;i--) scani[i-1]=scani[i]+cani[i-1];
  vector<mint> scanj(n*m);
  scanj[n*m-1]=canj[n*m-1];
  for(int i=n*m-1;i>0;i--) scanj[i-1]=scanj[i]+canj[i-1];
  mint ans=1;
  rrep(i,n*m){
    if(cani[i].x>0&&canj[i].x>0) can[i]=cani[i]*canj[i];
    else if(cani[i].x>0) can[i]=cani[i]*scanj[i];
    else if(canj[i].x>0) can[i]=scani[i]*canj[i];
    else can[i]=scani[i]*scanj[i]-(n*m-1-i);
  }
  rrep(i,n*m) ans=ans*can[i];
  cout << ans << endl;
}

Compiler output:
main.c:4:10: fatal error: bits/stdc++.h: No such file or directory
    4 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#ifdef __LOCAL
  #define _GLIBCXX_DEBUG
#endif
#include <bits/stdc++.h>
using namespace std;
template<typename T> bool chmax(T &a,T b) {if(a<b) {a=b; return true;} return false;}
template<typename T> bool chmin(T &a,T b) {if(a>b) {a=b; return true;} return false;}
#define itn int
#define fi first
#define se second
#define intmax numeric_limits<int>::max()
#define llmax numeric_limits<ll>::max()
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define rep1(i,n) for(int i=1;i<=(int)(n);i++)
#define rrep(i,n) for(int i=(int)(n)-1;i>=0;i--)
#define rrep1(i,n) for(int i=(int)(n);i>=1;i--)
#define all(vec) vec.begin(),vec.end()
#define sortt(vec) sort((vec).begin(),(vec).end())
#define rsort(vec) sort((vec).rbegin(), (vec).rend())
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
typedef pair<int,int> pii;
typedef tuple<ll,ll,ll> tlll;
typedef tuple<int,int,int> tiii;
const ll mod=1e9+7;
const int inf=1<<30;
const ll lnf=1ll<<60;

struct mint {
  ll x; // typedef long long ll;
  mint(ll x=0):x((x%mod+mod)%mod){}
  mint operator-() const { return mint(-x);}
  mint& operator+=(const mint a) {
    if ((x += a.x) >= mod) x -= mod;
    return *this;
  }
  mint& operator-=(const mint a) {
    if ((x += mod-a.x) >= mod) x -= mod;
    return *this;
  }
  mint& operator*=(const mint a) { (x *= a.x) %= mod; return *this;}
  mint operator+(const mint a) const { return mint(*this) += a;}
  mint operator-(const mint a) const { return mint(*this) -= a;}
  mint operator*(const mint a) const { return mint(*this) *= a;}
  mint pow(ll t) const {
    if (!t) return 1;
    mint a = pow(t>>1);
    a *= a;
    if (t&1) a *= *this;
    return a;
  }

  // for prime mod
  mint inv() const { return pow(mod-2);}
  mint& operator/=(const mint a) { return *this *= a.inv();}
  mint operator/(const mint a) const { return mint(*this) /= a;}
};
istream& operator>>(istream& is, mint& a) { return is >> a.x;}
ostream& operator<<(ostream& os, const mint& a) { return os << a.x;}

mint cani[1010];
mint canj[1010];
mint scan[10101010];

int main(){
  itn n,m; cin >> n >> m;
  rep(i,n){
    itn a; cin >> a; a--;
    cani[a]+=1;
  }
  rep(i,m){
    itn b; cin >> b; b--;
    canj[b]+=1;
  }
  vector<mint> scani(n*m);
  scani[n*m-1]=cani[n*m-1];
  for(int i=n*m-1;i>0;i--) scani[i-1]=scani[i]+cani[i-1];
  vector<mint> scanj(n*m);
  scanj[n*m-1]=canj[n*m-1];
  for(int i=n*m-1;i>0;i--) scanj[i-1]=scanj[i]+canj[i-1];
  mint ans=1;
  rrep(i,n*m){
    if(cani[i].x>0&&canj[i].x>0) scan[i]=cani[i]*canj[i];
    else if(cani[i].x>0) scan[i]=cani[i]*scanj[i];
    else if(canj[i].x>0) scan[i]=scani[i]*canj[i];
    else scan[i]=scani[i]*scanj[i]-(n*m-1-i);
  }
  rrep(i,n*m) ans=ans*scan[i];
  cout << ans << endl;
}

Compiler output:
main.c:4:10: fatal error: bits/stdc++.h: No such file or directory
    4 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#pragma GCC optimize ("O3")
#pragma GCC target ("avx")
#include<cstdio>
#include<algorithm>
using namespace std;
typedef long long ll;
#define rep(i, n) for(int i = 0; i < (n); i++)
#define rep1(i, n) for(int i = 1; i <= (n); i++)
#define co(x) cout << (x) << "\n"
#define cosp(x) cout << (x) << " "
#define ce(x) cerr << (x) << "\n"
#define cesp(x) cerr << (x) << " "
#define pb push_back
#define mp make_pair
#define chmin(x, y) x = min(x, y)
#define chmax(x, y) x = max(x, y)
#define Would
#define you
#define please

const int cm = 1 << 14;
char cn[cm], * ci = cn, ct;
inline int getint() {
	int A = 0;
	while ((ct = *ci++) >= '0') A = A * 10 + ct - '0';
	return A;
}

const int mod = 1e9 + 7;
int A[1001], B[1001];

int main() {
	//cin.tie(0);
	//ios::sync_with_stdio(false);

	fread(cn, 1, cm, stdin);

	int N = getint(), M = getint();
	rep(i, N) A[i] = getint();
	rep(i, M) B[i] = getint();
	sort(A, A + N, greater<int>());
	sort(B, B + M, greater<int>());

	int Aima = 0;
	int Bima = 0;
	ll kotae = 1;
	int nokori = 0;

	for (int i = N * M; i >= 1; i--) {
		if (A[Aima] == i && B[Bima] == i) {
			nokori += Aima++ + Bima++;
		}
		else if (A[Aima] == i) {
			kotae = kotae * Bima % mod;
			nokori += Bima - 1;
			Aima++;
		}
		else if (B[Bima] == i) {
			kotae = kotae * Aima % mod;
			nokori += Aima - 1;
			Bima++;
		}
		else {
			kotae = kotae * nokori-- % mod;
		}
	}

	printf("%lld", kotae);

	Would you please return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:24: error: 'greater' was not declared in this scope
   41 |         sort(A, A + N, greater<int>());
      |                        ^~~~~~~
a.cc:41:32: error: expected primary-expression before 'int'
   41 |         sort(A, A + N, greater<int>());
      |                                ^~~
a.cc:42:32: error: expected primary-expression before 'int'
   42 |         sort(B, B + M, greater<int>());
      |                                ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define REP(i,m,n) for(int i=(m);i<(n);i++)
#define rep(i,n) REP(i,0,n)
#define pb push_back
#define all((a)) a.begin(),a.end() 
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const int inf=1e9+7;
int main(){
    ll n,m;cin>>n>>m;
    vector<ll>a(n);
    vector<ll>b(n);
    rep(i,n){
        cin>>a[i];
    }
    rep(i,m){
        cin>>b[i];
    }
    sort(all(a));
    sort(all(b));
    ll now=n*m,cnt=0;
    ll ans=1;
    while(now>=1&&ans){
        auto itr1=lower_bound(all(a),now);
        auto itr2=lower_bound(all(b),now);
        if(*itr1==now){
            if(*itr2==now){
                cnt++;
            }
            else{
                ans*=max(0,(ll))(b.end()-itr2)-cnt);
                cnt++;
            }
        }else{
            if(*itr2==now){
                ans*=max(0,(ll)(a.end()-itr1)-cnt);
                cnt++;
            }else{
                ans*=max(0,(ll)(a.end()-itr1)*(b.end()-itr2)-cnt);
                cnt++;
            }
        }
        ans%=inf;
    }
    cout<<ans<<endl;
}

Compiler output:
a.cc:6:13: error: expected parameter name, found "("
    6 | #define all((a)) a.begin(),a.end()
      |             ^
a.cc: In function 'int main()':
a.cc:21:10: error: 'all' was not declared in this scope; did you mean 'std::filesystem::perms::all'?
   21 |     sort(all(a));
      |          ^~~
      |          std::filesystem::perms::all
In file included from /usr/include/c++/14/filesystem:51,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:200,
                 from a.cc:1:
/usr/include/c++/14/bits/fs_fwd.h:158:7: note: 'std::filesystem::perms::all' declared here
  158 |       all               =  0777,
      |       ^~~
a.cc:33:31: error: expected primary-expression before ')' token
   33 |                 ans*=max(0,(ll))(b.end()-itr2)-cnt);
      |                               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define REP(i,m,n) for(int i=(m);i<(n);i++)
#define rep(i,n) REP(i,0,n)
#define pb push_back
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const int inf=1e9+7;
int main(){
    ll n,m;cin>>n>>m;
    vector<ll>a(n);
    vector<ll>b(n);
    rep(i,n){
        cin>>a[i];
    }
    rep(i,m){
        cin>>b[i];
    }
    sort(all(a));
    sort(all(b));
    ll now=n*m,cnt=0;
    ll ans=1;
    while(now>=1&&ans)){
        auto itr1=lower_bound(all(a),now);
        auto itr2=lower_bound(all(b),now);
        if(*itr1==now){
            if(*itr2==now){
                cnt++;
            }
            else{
                ans*=max(0,(ll))(b.end()-itr2)-cnt);
                cnt++;
            }
        }else{
            if(*itr2==now){
                ans*=max(0,(ll)(a.end()-itr1)-cnt);
                cnt++;
            }else{
                ans*=max(0,(ll)(a.end()-itr1)*(b.end()-itr2)-cnt);
                cnt++;
            }
        }
        ans%=inf;
    }
    cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:10: error: 'all' was not declared in this scope; did you mean 'std::filesystem::perms::all'?
   20 |     sort(all(a));
      |          ^~~
      |          std::filesystem::perms::all
In file included from /usr/include/c++/14/filesystem:51,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:200,
                 from a.cc:1:
/usr/include/c++/14/bits/fs_fwd.h:158:7: note: 'std::filesystem::perms::all' declared here
  158 |       all               =  0777,
      |       ^~~
a.cc:24:23: error: expected primary-expression before ')' token
   24 |     while(now>=1&&ans)){
      |                       ^
Language: C++

#include <iostream>
#include <vector>
#include <limits.h>
#include <algorithm>
#include <string>
#include <math.h>
#include <limits.h>
#include <queue>
#include <map>
#include <set>
#include <iomanip>
#include <bitset>
#include <cassert>
#include <random>
#include <functional>
#include <stack>
#include <iomanip>
#include <cassert>
//#include <boost/multiprecision/cpp_int.hpp>
#include <complex>

using namespace std;
const long long MOD = 1e9 + 7;
typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ld, ll> pdl;
typedef pair<ld, ld> pdd;
//typedef boost::multiprecision::cpp_int bigint;
//0->決定
//1->xのみ決定
//2->yのみ決定
//3->x,yの範囲のみ決定
struct query {
	ll type;
	pll p1, p2;
};

ll H, W;
vector<ll> A, B;
vector<query> DP2;

int main() {
	cin >> H >> W;
	A.resize(H + 1);
	for (ll y = 1; y <= H; y++)cin >> A[y];
	sort(A.begin(), A.end(), [](ll a, ll b) {return a < b; });
	B.resize(W + 1);
	for (ll x = 1; x <= W; x++)cin >> B[x];
	sort(B.begin(), B.end(), [](ll a, ll b) {return a < b; });
	for (ll x = W; x > 1; x--) {
		if (B[x] == B[x - 1]) {
			cout << 0 << endl;
			return 0;
		}
	}
	for (ll y = H; y > 1; y--) {
		if (A[y] == A[y - 1]) {
			cout << 0 << endl;
			return 0;
		}
	}
	DP2.resize(W * H + 1);
	ll xuse = W, yuse = H;
	for (ll p = W * H; p >= 1; p--) {
		if (A[yuse] == p && B[xuse] == p) {
			xuse--;
			yuse--;
			DP2[p] = { 0,pll(xuse,yuse),pll(-1,-1) };
		}
		else if (A[yuse] == p) {
			DP2[p] = { 2,pll(xuse + 1, yuse),pll(W, yuse) };
			yuse--;
		}
		else if (B[xuse] == p) {
			DP2[p] = { 1,pll(xuse, yuse + 1) ,pll(xuse, H) };
			xuse--;
		}
		else {
			DP2[p] = { 3,pll(xuse + 1, yuse + 1) ,pll(W, H) };
		}
	}
	ll ans = 1;
	for (ll p = W * H; p >= 1; p--) {
		if (DP2[p].type == 0)continue;
		else if (DP2[p].type == 1) {
			ll left = DP2[p].p2.second - DP2[p].p1.second + 1;
			ans = (ans * left) % MOD;
		}
		else if (DP2[p].type == 2) {
			ll left = DP2[p].p2.first - DP2[p].p1.first + 1;
			ans = (ans * left) % MOD;
		}
		else {
			ll left = (W - DP[p][0].first + 1) * (H - DP[p][0].second + 1) - (W * H - p);
			ans = (ans * left) % MOD;
		}
	}
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:95:40: error: 'DP' was not declared in this scope; did you mean 'DP2'?
   95 |                         ll left = (W - DP[p][0].first + 1) * (H - DP[p][0].second + 1) - (W * H - p);
      |                                        ^~
      |                                        DP2
Language: C++

#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#define REP(i,n) for(int i=0;i<n;i++)
#define REPP(i,n) for(int i=1;i<=n;i++)
#define ALL(obj) (obj).begin(), (obj).end()
const double PI = acos(-1);
const double EPS = 1e-15;
long long INF=(long long)1E17;
#define i_7 (long long)(1E9+7)
long mod(long a){
    long long c=a%i_7;
    if(c>=0)return c;
    return c+i_7;
}
using namespace std;
bool prime_(int n){
  if(n==1){
    return false;
  }else if(n==2){
    return true;
  }else{
    for(int i=2;i<=sqrt(n);i++){
      if(n%i==0){
        return false;
      }
    }
    return true;
  }
}

long long gcd_(long long a, long long b){
  if(a<b){
    swap(a,b);
  }
  if(a%b==0){
    return b;
  }else{
    return gcd_(b,a%b);
  }
}
 
long long lcm_(long long x, long long y){
  return (x/gcd_(x,y))*y;
}

int main(){
  
  int n,m;
  cin>>n>>m;
  vector<int> a(n);
  vector<int> b(m);
  REP(i,n){
    cin>>a[i];
  }
  REP(i,m){
    cin>>b[i];
  }
  sort(ALL(a),greater<int>());
  sort(ALL(b),greater<int>());
  
  int row_index = 0, col_index = 0;
  long long ans = 1;
  for(int i=n*m;i>=1;i++){
    while(row_index<n){
      if(row_index==n-1)break;
      if(a[row_index+1]>=i)row_index++;
    }
    while(col_index<m){
      if(col_index==m-1)break;
      if(b[col_index+1]>=i)col_index++;
    }
    
    if(a[row_index]==i && b[col_index]==i){
      ans *= 1;
    }else if(a[row_index]==i){
      ans *= (long long)col_index + 1;
      ans = mod(ans);
    }else if(b[col_index]==i){
      ans *= (long long)row_index + 1;
      ans = mod(ans);
    }else{
      ans *= (1+(long long)row_index)*(1+(long long)col_indx)-((long long)n*(long long)m-(long long)i);
      ans = mod(ans);
    }
  }
  
  cout<<ans<<endl;
      
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:82:53: error: 'col_indx' was not declared in this scope; did you mean 'col_index'?
   82 |       ans *= (1+(long long)row_index)*(1+(long long)col_indx)-((long long)n*(long long)m-(long long)i);
      |                                                     ^~~~~~~~
      |                                                     col_index
Language: C++

#include<bits/stdc++.h >
using namespace std;
const int maxn=1000007,mod=1e9+7;
int n,m;
bool col[maxn],row[maxn];
int main(){
	scanf("%d%d",&n,&m);
	for(int i=1;i<=n;i++){
		int x;
		scanf("%d",&x);
		if(col[x]){puts("0"); return 0;}
		col[x]=true;
	}
	for(int i=1;i<=m;i++){
		int x;
		scanf("%d",&x);
		if(row[x]){puts("0"); return 0;}
		row[x]=true;
	}
	int ans=1,c=0,r=0;
	for(int i=n*m;i;i--){
		int tc=c,tr=r;
		if(col[i]){tc=1;++c;}
		if(row[i]){tr=1;++r;}
		if(col[i] || row[i]) ans=ans*tc%mod*tr%mod;
		else ans=ans*(tc*tr-(n*m-i))%mod;
	}
	printf("%d\n",ans);
	return 0;
}

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

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int MOD=1e9+7;
std::vector<int> a,b;
int N,M;

int loboa(int n){
  int l=0;r=N+1;
  while(r-l>1){
    int m=(l+r)/2;
    if(a[m]>=n)l=m;
    else r=m;
  }
  return l;
}
int lobob(int n){
  int l=0;r=M+1;
  while(r-l>1){
    int m=(l+r)/2;
    if(b[m]>=n)l=m;
    else r=m;
  }
  return l;
}

signed main() {
  cin>>N>>M;
  std::vector<int> a(N),b(M);
  for(int i=0;i<N;i++)cin>>a[i];
  for(int j=0;j<N;j++)cin>>b[i];
  sort(a.rbegin(),a.rend());
  sort(b.rbegin(),b.rend());
  int ans=1;
  for(int i=N*M;i>0;i--){
    int A=loboa(i);
    int B=lobob(i);
    if()
  }

Compiler output:
a.cc: In function 'long long int loboa(long long int)':
a.cc:9:11: error: 'r' was not declared in this scope
    9 |   int l=0;r=N+1;
      |           ^
a.cc: In function 'long long int lobob(long long int)':
a.cc:18:11: error: 'r' was not declared in this scope
   18 |   int l=0;r=M+1;
      |           ^
a.cc: In function 'int main()':
a.cc:31:30: error: 'i' was not declared in this scope
   31 |   for(int j=0;j<N;j++)cin>>b[i];
      |                              ^
a.cc:38:8: error: expected primary-expression before ')' token
   38 |     if()
      |        ^
a.cc:39:3: error: expected primary-expression before '}' token
   39 |   }
      |   ^
a.cc:39:4: error: expected '}' at end of input
   39 |   }
      |    ^
a.cc:27:15: note: to match this '{'
   27 | signed main() {
      |               ^
Language: C++

def f(A,B,M,N):
  # return int
  ans=1
  mod=10**9+7
  r,c=0,0
  for i in range(M*N,-1,-1):
    ans=ans%mod
    if (i in A) and (i in B):
      r+=1
      c+=1
      continue
    if i in A:
      r+=1
      if c==0: return 0
      ans*=c
      continue
    if i in B:
      c+=1
      if r==0: return 0
      ans*=r
      continue
    if r!=N or c!=M:
        return 0
    ans*=i
  return ans

N,M=(map(int,input().split()))
A=list(map(int,input().split()))
B=list(map(int,input().split()))
if len(A)!=N or len(B)!=M:
  print(0)
else:
  print(f(A,B,M,N))

Compiler output:
a.cc:2:5: error: invalid preprocessing directive #return
    2 |   # return int
      |     ^~~~~~
a.cc:1:1: error: 'def' does not name a type
    1 | def f(A,B,M,N):
      | ^~~
Language: Java

import java.util.*;

public class Main {
    public static final int MOD = 1_000_000_007;

    /**
     * @param args
     */
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int M = sc.nextInt();
        int[] A = new int[N];
        int[] B = new int[M];
        for (int i=0; i<N; i++) {
            A[i] = sc.nextInt();
        }
        for (int i=0; i<M; i++) {
            B[i] = sc.nextInt();
        }

        long ans = solve(N, M, A, B);
        // long ans = solve4004049(N, M, A, B);

        System.out.println(ans);
    }

    /**
     *
     */
    private static long solve(int N, int M, int[] A, int[] B) {
        Arrays.sort(A);
        A = reverse(A);
        Arrays.sort(B);
        B = reverse(B);
        System.err.println("A = " + Arrays.toString(A));
        System.err.println("B = " + Arrays.toString(B));

        int p = 0;
        int q = 0;
        long ans = 1;
        int rest = 0;

        for (int i=N*M-1; i>=1; i--) {
            boolean P = p+1 < N && A[p+1] == i;
            boolean Q = q+1 < M && B[q+1] == i;
            // System.err.println("A[p] = A[" + p + "] = " + A[p]);
            // System.err.println("B[q] = B[" + q + "] = " + B[q]);
            System.err.println("P: " + P + ", Q: " + Q);

            if (P) {
                p++;
                rest += q+1;
            }
            if (Q) {
                q++;
                rest += p+1;
            }

            if (P && Q) {
                // nothing
            } else if (P) {
                ans = ans * (q+1) % MOD;
            } else if (Q) {
                ans = ans * (p+1) % MOD;
            } else {
                ans = ans * rest % MOD;
            }

            rest--;
            if (rest < 0) {
                System.err.println("rest = " + rest);
                return 0;
            }

            System.err.println("ans=" + ans + ", rest=" + rest);
        }

        return ans;
    }
}

Compiler output:
Main.java:34: error: cannot find symbol
        A = reverse(A);
            ^
  symbol:   method reverse(int[])
  location: class Main
Main.java:36: error: cannot find symbol
        B = reverse(B);
            ^
  symbol:   method reverse(int[])
  location: class Main
2 errors
Language: Java

import java.util.*;

public class AssignD {
    public static final int MOD = 1_000_000_007;

    /**
     * @param args
     */
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int M = sc.nextInt();
        int[] A = new int[N];
        int[] B = new int[M];
        for (int i=0; i<N; i++) {
            A[i] = sc.nextInt();
        }
        for (int i=0; i<M; i++) {
            B[i] = sc.nextInt();
        }

        long ans = solve(N, M, A, B);
        // long ans = solve4004049(N, M, A, B);

        System.out.println(ans);
    }

    /**
     *
     */
    private static long solve(int N, int M, int[] A, int[] B) {
        Arrays.sort(A);
        A = reverse(A);
        Arrays.sort(B);
        B = reverse(B);
        System.err.println("A = " + Arrays.toString(A));
        System.err.println("B = " + Arrays.toString(B));

        int p = 0;
        int q = 0;
        long ans = 1;
        int rest = 0;

        for (int i=N*M-1; i>=1; i--) {
            boolean P = p+1 < N && A[p+1] == i;
            boolean Q = q+1 < M && B[q+1] == i;
            // System.err.println("A[p] = A[" + p + "] = " + A[p]);
            // System.err.println("B[q] = B[" + q + "] = " + B[q]);
            System.err.println("P: " + P + ", Q: " + Q);

            if (P) {
                p++;
                rest += q+1;
            }
            if (Q) {
                q++;
                rest += p+1;
            }

            if (P && Q) {
                // nothing
            } else if (P) {
                ans = ans * (q+1) % MOD;
            } else if (Q) {
                ans = ans * (p+1) % MOD;
            } else {
                ans = ans * rest % MOD;
            }

            rest--;
            if (rest < 0) {
                System.err.println("rest = " + rest);
                return 0;
            }

            System.err.println("ans=" + ans + ", rest=" + rest);
        }

        return ans;
    }
}

Compiler output:
Main.java:3: error: class AssignD is public, should be declared in a file named AssignD.java
public class AssignD {
       ^
Main.java:34: error: cannot find symbol
        A = reverse(A);
            ^
  symbol:   method reverse(int[])
  location: class AssignD
Main.java:36: error: cannot find symbol
        B = reverse(B);
            ^
  symbol:   method reverse(int[])
  location: class AssignD
3 errors
Language: C++

#include <ios>
#include <iostream>

using namespace std;
using ll = long long;

const ll MOD = 1000000007;

int main() {
    int N, M;
    cin >> N >> M;

    int A[N + 1], B[M + 1];
    for (int x = 0; x < N; ++x) {
        cin >> A[x];
    }
    A[N] = 0;
    for (int y = 0; y < M; ++y) {
        cin >> B[y];
    }
    B[M] = 0;

    sort(A, A + N + 1, greater<int>());
    sort(B, B + M + 1, greater<int>());

    ll ans = 1;
    int nx = 0, ny = 0;
    for (int v = N * M; v > 0; --v) {
        if (A[nx] == v && B[ny] == v) {
            // vは(nx, ny)に入る
            ++nx, ++ny;
        } else if (A[nx] == v) {
            // vは(nx, 0)~(nx, ny-1)に入る
            ++nx;
            ans *= ny;
            ans %= MOD;
        } else if (B[ny] == v) {
            // vは(0, ny)~(nx-1, ny)に入る
            ++ny;
            ans *= nx;
            ans %= MOD;
        } else {
            // vは(0, 0)~(nx-1, ny-1)に入る
            // すでにN*M-v個埋まっている
            int unfilled = (nx * ny) - (N * M - v);
            ans *= unfilled;
            ans %= MOD;
        }
    }
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   23 |     sort(A, A + N + 1, greater<int>());
      |     ^~~~
      |     short
Language: C++

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

using namespace std;
typedef long long ll;
typedef vector<int> VI;
typedef vector<VI> VVI;
#define rep(i, n) for(int i=0; i<(int)(n); ++i)
#define MOD 1000000007

int main(void) {
  int N, M;
  cin >> N >> M;

  VI a(N), b(M);
  int Aappear[N*M];
  int Bappear[N*M];

  // initialize
  for (int i=0; i<N*M; i++) {
    Aappear[i] = 0;
    Bappear[i] = 0;
  }

  long long ans = 1;

  for (int i=0; i<N; i++) {
    cin >> a[i];
    if (Aappear[a[i]-1] != 0) {
      ans = 0;
    }
    Aappear[a[i]-1]++;
  }
  for (int i=0; i<M; i++) {
    cin >> b[i];
    if (Bappear[b[i]-1] != 0) {
      ans = 0;
    }
    Bappear[b[i]-1]++;
  }

  sort(a.begin(), a.end(), greater<int>());
  sort(b.begin(), b.end(), greater<int>());

  int Asmaller = 0;
  int Bsmaller = 0;

  if (ans != 0) {
    for (int i=N*M; i>0; i--) {
      if (Aappear[i-1] && Bappear[i-1]) {
        ans *= 1;
      } else if (Aappear[i-1] || Bappear[i-1]) {
        if (Aappear[i-1] == 1) {
          for (int j=Bsmaller; j<M; j++) {
            if(b[j] > i) {
              Bsmaller++;
            } else {
              break;
            }
          }
          ans *= Bsmaller;
        } else if (Bappear[i-1] == 1) {
          for (int j=Asmaller; j<N; j++) {
            if (a[j] > i) {
              Asmaller++;
            } else {
              break;
            }
          }
          ans *= Asmaller;
        }
      } else {
        for (int j=Asmaller; j<N; j++) {
          if (a[j] > i) {
            Asmaller++;
            }
          } else {
            break;
          }
        }
        for (int k=Bsmaller; k<M; k++) {
          if (b[k] > i) {
            Bsmaller++;
          } else {
            break;
          }
        }
        long long count = Asmaller * Bsmaller;
        count -= M*N-i;

        ans *= count;
      }
      ans %= MOD;
    }
  }

  cout << ans << endl;

  return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:80:13: error: 'else' without a previous 'if'
   80 |           } else {
      |             ^~~~
a.cc: At global scope:
a.cc:100:3: error: 'cout' does not name a type
  100 |   cout << ans << endl;
      |   ^~~~
a.cc:102:3: error: expected unqualified-id before 'return'
  102 |   return 0;
      |   ^~~~~~
a.cc:104:1: error: expected declaration before '}' token
  104 | }
      | ^
Language: C++

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

typedef long long int ll;
typedef pair<ll, ll> pll;

#define FOR(i, n, m) for (ll(i) = (m); (i) < (n); ++(i))
#define REP(i, n) FOR(i, n, 0)
#define OF64 std::setprecision(10)

const ll MOD = 1000000007;
const ll INF = (ll)1e15;

ll A[1005];
ll B[1005];

//! Nを置ける場所が何通りあるか
ll T[1000005];
//! 場所が決まっている
bool S[1000005];

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

    //! A/Bに同じ数字が書かれている場合には0を出力
    bool same = false;
    REP(i, N)
    {
        FOR(j, N, i + 1)
        {
            if (A[i] == A[j])
                same = true;
        }
    }
    REP(i, M)
    {
        FOR(j, M, i + 1)
        {
            if (B[i] == B[j])
                same = true;
        }
    }
    if (same)
    {
        cout << 0 << endl;
        return 0;
    }

    REP(h, N)
    {
        REP(w, M)
        {
            int t = std::min(A[h], B[w]);
            T[t++;
            if (A[h] == B[w])
                S[t] = true;
        }
    }

    ll ans = 1;
    ll next = 0;
    for (int i = N * M; i > 0; --i)
    {
        if (T[i] == 0)
        {
            T[i] += next;
            next = 0;
        }
        if (!S[i])
            ans = (ans * T[i]) % MOD;
        next += T[i] - 1;
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:64:18: error: expected ']' before ';' token
   64 |             T[t++;
      |                  ^
      |                  ]
Language: C++

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

typedef long long ll;
typedef pair<int,int> p_int;
typedef pair<ll,ll> p_ll;
typedef tuple<ll,ll,ll> t3_ll;
int dx[] = {-1,0,1,0},dy[] = {0,1,0,-1};
int prime[] = {2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97};
const ll inf = 1e9+7;

ll n,m;
ll a[1100],b[1100];
ll solve() {
	ll res;
	ll biggerA=0,biggerB=0;
	for (int x = n*m;x > 0;x--) {
		if (a[biggerA] > x) return 0;
		if (b[biggerB] > x) return 0;
		ll tmp = 1;
		if (a[biggerA] == x&&b[biggerB] == x) {
			biggerA++;
			biggerB++;
		} else if (a[biggerA] == x) {
			tmp = biggerA;
			biggerA++;
		} else if (b[biggerB] == x) {
			tmp = biggerB;
			biggerB++;
		} else {
			tmp = biggerA * biggerB - (n*m-x);
			if (tmp <= 0) return 0;
		}
		res = (res * tmp) % 1e9+7
	}
}

int main() {
	cin >> n >> m;
	for (int i=0;i<n;i++) cin >> a[i];
	for (int j=0;j<m;j++) cin >> b[i];
	sort(a,a+n,greater<ll>());
	sort(b,b+n,greater<ll>());
	cout << solve << endl;
}

Compiler output:
a.cc: In function 'll solve()':
a.cc:34:35: error: invalid operands of types 'll' {aka 'long long int'} and 'double' to binary 'operator%'
   34 |                 res = (res * tmp) % 1e9+7
      |                       ~~~~~~~~~~~ ^ ~~~
      |                            |        |
      |                            |        double
      |                            ll {aka long long int}
a.cc: In function 'int main()':
a.cc:41:40: error: 'i' was not declared in this scope
   41 |         for (int j=0;j<m;j++) cin >> b[i];
      |                                        ^
a.cc: In function 'll solve()':
a.cc:36:1: warning: control reaches end of non-void function [-Wreturn-type]
   36 | }
      | ^
Language: C++

#include "stdafx.h"
#include<algorithm>
#include<iostream>
#include<vector>
#include<string>
#include<cstring>
#include<utility>
#include<queue>
#include<cmath>
#include<cstdio>
using namespace std;
#define REP(i, a,b) for(i=a;i<b;i++) 
#define REP1(i,b,a) for(i=b-1;i>=a;i--)
#define output(x) cout<<x<<endl;
#define pb(x) push_back(x);
typedef long long int ll;
typedef pair<int, int> P;
ll junretu(ll x, ll y) {
	ll ans;
	ans = 1;
	for (ll i = x; i >= x - y + 1; i--) {
		ans *= i;
		ans %= 1000000007;
	}
	if (ans == 0) {
		ans = 1;
	}
	return ans;
}



int main() {
	output(0);
	return 0;
}

Compiler output:
a.cc:1:10: fatal error: stdafx.h: No such file or directory
    1 | #include "stdafx.h"
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include <stdio.h>
#include <iostream>
#include <cstdlib>
#include <cmath>
#include <cctype>
#include <string>
#include <cstring>
#include <algorithm>
#include <stack>
#include <queue>
#include <set>
#include <map>
#include <ctime>
#include <vector>
#include <fstream>
#include <list>
#include <iomanip>
#include <numeric>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define ms(s) memset(s, 0, sizeof(s))
const ll INF = 1e9;
inline ll read(){
	ll X = 0,w = 0 ;
	char ch = 0;
	while(!isdigit(ch)) {w |= ch == '-';ch = getchar();}
	while(isdigit(ch)) X = (X<<3) + (X<<1) + (ch ^ 48),ch = getchar();
	return w ? -X : X;
}
ll n,m;
ll dc[1000005],dr[1000005];
ll r,c,pot;
ll ans=1;
int main()
{
	cin>>n>>m;
	for(ll i=1,x;i<=n;i++)
	{
		cin>>x;
		if(dr[x])
		{
			cout<<0<<endl;
			return 0;
		}
		dr[x]=1;
	}
	for(ll i=1,x;i<=m;i++)
	{
		cin>>x;
		if(dc[x])
		{
			cout<<0<<endl;
			return 0;
		}
		dc[x]=1;
	}
	for(ll i=n*m;i;i--)
	{
		if(dc[i] and dr[i])
		{
			pot+=c+r;
			c++;r++;
		}
		else if(dc[i])
		{
			if(!r)
			{
				cout<<0<<endl;
				return 0;
			}
			(ans*=r)%=p;
			pot+=r-1;
			c++;
		}
		else if(dr[i])
		{
			if(!c)
			{
				cout<<0<<endl;
				return 0;
			}
			(ans*=c)%=p;
			pot+=c-1;
			r++;
		}
		else
		{
			if(!pot)
			{
				cout<<0<<endl;
				return 0;
			}
			(ans*=pot)%=p;
			pot--;
		}
	}
	cout<<ans;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:72:35: error: 'p' was not declared in this scope
   72 |                         (ans*=r)%=p;
      |                                   ^
a.cc:83:35: error: 'p' was not declared in this scope
   83 |                         (ans*=c)%=p;
      |                                   ^
a.cc:94:37: error: 'p' was not declared in this scope
   94 |                         (ans*=pot)%=p;
      |                                     ^
Language: C++

#include <iostream>
#include <stdlib.h>
#include <math.h>
#include <string.h>

#define arraySize(A) (sizeof(A)/sizeof(A[0]))
#define FOR(i,n) for(int i=0;i<n;i++)
#define LOOP(n) for(int __loopCountNum=0;__loopCountNum<n;__loopCountNum++)


using namespace std;

int qsort_int_compare_descend(const void *a,const void *b){
    return *(int*)b - *(int*)a;
}
void descendOrder(int size,int *array){//ko-jun
    qsort(array,size,sizeof(int),qsort_int_compare_descend);
}

long mod = 1000000007;

int main(){
    long N,M;
    long A[1000],B[1000];
    
    cin >> N >> M;
    for(int i=0;i<N;i++){
        cin >> A[i];
    }
    for(int i=0;i<M;i++){
        cin >> B[i];
    }
    
    descendOrder(N, A);
    descendOrder(M, B);
    
    for(int i=1;i<N;i++){
        if(A[i-1]==A[i]){
            cout << 0;
            return 0;
        }
    }
    for(int i=1;i<M;i++){
        if(B[i-1]==B[i]){
            cout << 0;
            return 0;
        }
    }
    long count = 1;
    long a = 0,b = 0;
    for(long i=N*M;i>0;i--){
        if(i==A[a] && i==B[b]){
            a++;
            b++;
        }
        else if(A[a]==i){
            count *= b;
            count %= mod;
            a++;
        }
        else if(B[b]==i){
            count *= a;
            count %= mod;
            b++;
        }
        else{
            long k = a*b - N*M + i;
            count *= k;
            count %= mod;
        }
    }
    cout << count;
    
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:34:21: error: cannot convert 'long int*' to 'int*'
   34 |     descendOrder(N, A);
      |                     ^
      |                     |
      |                     long int*
a.cc:16:33: note:   initializing argument 2 of 'void descendOrder(int, int*)'
   16 | void descendOrder(int size,int *array){//ko-jun
      |                            ~~~~~^~~~~
a.cc:35:21: error: cannot convert 'long int*' to 'int*'
   35 |     descendOrder(M, B);
      |                     ^
      |                     |
      |                     long int*
a.cc:16:33: note:   initializing argument 2 of 'void descendOrder(int, int*)'
   16 | void descendOrder(int size,int *array){//ko-jun
      |                            ~~~~~^~~~~
Language: C++

#include<iostream>
using namespace std;

main(){
int N,M;
cin >> N >> M;
int A[N],B[M];
for(int ii=0;ii<N;ii++){
cin >> A[ii];
}
for(int jj=0;jj<M;jj++){
cin >> B[ii];
}
cout << 0 << endl;
}

Compiler output:
a.cc:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:12:10: error: 'ii' was not declared in this scope
   12 | cin >> B[ii];
      |          ^~
Language: C++

#include <cstdio>
#include <climits>
#include <iostream>
#include <string>
#include <vector>
#include <set>
#include <cmath>
#include <stack>
#include <algorithm>
#include <iomanip>
#include <map>
#include <queue>
#include <functional>
#include <numeric>
#include <chrono>
#include <cstdlib>
using ll = long long;
using namespace std;

const ll MOD = 1e9 + 7;
#define REP(i, n) for (int(i) = 0; (i) < (n); ++(i))
#define repi(i, a, b) for (int i = int(a); i < int(b); ++i)
// bool operator<(const pair<int, int> &a, const pair<int, int> &b)
// {
//     if (a.first == b.first)
//         return a.second < b.second;
//     return a.first < b.first;
// };

/*unsigned int xor128(void)
{
    static unsigned int x = 123456789, y = 362436069, z = 521288629, w = 88675123;
    unsigned int t = (x ^ (x << 11));
    x = y;
    y = z;
    z = w;
    return (w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)));
}
unsigned int xor128rnd(unsigned int m)
{
    return xor128() % m;
}*/

/*bool operator<(const pair<int, int> &a, const pair<int, int> &b)
{
    if (a.first == b.first)
    {
        return a.second < b.second;
    }
    return a.first < b.first;
}*/

int N, H, W;
ll A[1010], B[1010];
vector<pair<ll, ll>> v1;
vector<ll> v2;

int grid[1010][1010];
map<ll, int> mp;
int main()
{
    cin.tie(0);
    ios::sync_with_stdio(false);
    //cout << fixed << setprecision(12);

    int N, M;
    cin >> N >> M;
    for (int i = 0; i < N; ++i)
        cin >> A[i];

    for (int j = 0; j < M; ++j)
    {
        cin >> B[j];
    }

    for (int i = 0; i < N; ++i)
    {
        for (int j = 0; j < M; ++j)
        {
            grid[i][j] = min(A[i], B[j]);
            if (A[i] != B[j])
            {
                mp[min(A[i], B[j])]++;
            }
        }
    }
    vector<int> v;
    for (auto itr = mp.begin(); itr != mp.end(); ++itr)
    {
        
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:92:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   92 |     cout << ans << endl;
      |             ^~~
      |             abs
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
#define REP(i, n) for(int i=0; i<n; i++)

ll A[1100];
ll B[1100];
bool used[1100*1100];
bool uused[1100][1100];
int main(){
    int N, M;
    cin >> N >> M;
    bool fail = false;
    REP(i,N){
        ll x;
        cin >> x;
        if(used[x]) fail = true;
        A[i] = x;
        used[x] = true;
    }
    fill(used, used+N*M+1, false);
    REP(i,M){
        ll x;
        cin >> x;
        if(used[x]) fail = true;
        B[i] = x;
        used[x] = true;
    }

    sort(A, A+N);
    sort(B, B+M);

    if(A[N-1] != M*N || B[M-1] != M*N) fail = true;
    if(fail){
        cout << 0 << endl;
        return 0;
    }


    ll ans = 1;
    int isave = N-1;
    int jsave = M-1;
    int inew;
    int jnew;
    for(int x = N*M; x >= 0; x--){
        ll num = 0;
        inew = isave;
        for(int i = N-1; i >= 0; i--){
            ll a = A[i];
            if(x > a) goto nextx;
            jnew = jsave;
            for(int j = M-1; j >= 0; j--){
                ll b = B[j];
                if(uused[i][j]) continue;
                if(x > b) goto nexta;
                else if(x == a && x == b){
                    num = 1;
                    jsave--;
                    uused[i][j] = true;
                    goto nextx;
                }
                else{
                    num++;
                    used[i][j] = true;
                }
                jnew--;
            }
nexta:
        }
nextx:
    }

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


Compiler output:
a.cc: In function 'int main()':
a.cc:67:28: error: invalid types 'bool[int]' for array subscript
   67 |                     used[i][j] = true;
      |                            ^
a.cc:72:9: warning: label at end of compound statement only available with '-std=c++2b' or '-std=gnu++2b' [-Wc++23-extensions]
   72 |         }
      |         ^
a.cc:74:5: warning: label at end of compound statement only available with '-std=c++2b' or '-std=gnu++2b' [-Wc++23-extensions]
   74 |     }
      |     ^