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

  
 unsigned long long int n,b,i,ans;
  ans=1;
   
  (void) scanf("%llu",&n);
  
  for (i=0;i<n;i++)
  {
  (void) scanf("%llu",&b); 
    //printf("%llu\n",b);
    if (b == 0)
    {
      printf("0");
      return 0;
    }
  } 
  
  for (i=0;i<n;i++)
  {
  (void) scanf("%llu",&b); 
    //printf("%llu\n",b);
    ans=ans*b;
    if (ans>1000000000000000001)
    {
      printf("-1");
      return 0;
    }
  }
  
 if (ans==0||ans>1000000000000000001) {
   printf("-1");
 } else {
   
 printf("%llu",ans);
 }
   
 return 0; 
}

Compiler output:
main.c:3:3: warning: data definition has no type or storage class
    3 |   ans=1;
      |   ^~~
main.c:3:3: error: type defaults to 'int' in declaration of 'ans' [-Wimplicit-int]
main.c:3:3: error: conflicting types for 'ans'; have 'int'
main.c:2:31: note: previous declaration of 'ans' with type 'long long unsigned int'
    2 |  unsigned long long int n,b,i,ans;
      |                               ^~~
main.c:5:4: error: expected identifier or '(' before 'void'
    5 |   (void) scanf("%llu",&n);
      |    ^~~~
main.c:7:3: error: expected identifier or '(' before 'for'
    7 |   for (i=0;i<n;i++)
      |   ^~~
main.c:7:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
    7 |   for (i=0;i<n;i++)
      |             ^
main.c:7:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
    7 |   for (i=0;i<n;i++)
      |                 ^~
main.c:18:3: error: expected identifier or '(' before 'for'
   18 |   for (i=0;i<n;i++)
      |   ^~~
main.c:18:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
   18 |   for (i=0;i<n;i++)
      |             ^
main.c:18:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
   18 |   for (i=0;i<n;i++)
      |                 ^~
main.c:30:2: error: expected identifier or '(' before 'if'
   30 |  if (ans==0||ans>1000000000000000001) {
      |  ^~
main.c:32:4: error: expected identifier or '(' before 'else'
   32 |  } else {
      |    ^~~~
main.c:37:2: error: expected identifier or '(' before 'return'
   37 |  return 0;
      |  ^~~~~~
main.c:38:1: error: expected identifier or '(' before '}' token
   38 | }
      | ^
Language: C++

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

int main()
{
int n;
  cin>>n;
  long long arr[n];
  long long ans=1;
  for(int i=0;i<n;i++)
  {
    cin>>arr[i];
    if(arr[i]==0)
    {
        cout<<0;
        return;
        
    }
    if(arr[i]<=1e18/ans)
    {
      ans*=arr[i];
    }
    else
    {
        
        cout<<-1;
        return 0;
    }
  }
 cout<<ans;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:9: error: return-statement with no value, in function returning 'int' [-fpermissive]
   16 |         return;
      |         ^~~~~~
Language: C++

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

int main()
{
int n;
  cin>>n;
  long long arr[n];
  long long ans=1;
  for(int i=0;i<n;i++)
  {
    cin>>arr[i];
    if(a[i]==0)
    {
        cout<<0;
        return;
        
    }
    if(arr[i]<=1e18/ans)
    {
      ans*=arr[i];
    }
    else
    {
        
        cout<<-1;
        return 0;
    }
  }
 cout<<ans;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:8: error: 'a' was not declared in this scope
   13 |     if(a[i]==0)
      |        ^
a.cc:16:9: error: return-statement with no value, in function returning 'int' [-fpermissive]
   16 |         return;
      |         ^~~~~~
Language: C++

#include<iostream>
#include<cmath>
#include<algorithm>
int main()
{
  int N;
  cout<<N;
  int A[i];
  for (int i=0;i<N;i++)
    cout<<A[i];
  int ans=1;
  for(i=0;i<=A[i];++)
  {
    ans*=A[i];
  }
  if(ans>pow(10,18))
    cout<<"-1"<<endl;
  else 
    cout<<ans<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    7 |   cout<<N;
      |   ^~~~
      |   std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:8:9: error: 'i' was not declared in this scope
    8 |   int A[i];
      |         ^
a.cc:10:11: error: 'A' was not declared in this scope
   10 |     cout<<A[i];
      |           ^
a.cc:12:14: error: 'A' was not declared in this scope
   12 |   for(i=0;i<=A[i];++)
      |              ^
a.cc:12:21: error: expected primary-expression before ')' token
   12 |   for(i=0;i<=A[i];++)
      |                     ^
a.cc:17:17: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   17 |     cout<<"-1"<<endl;
      |                 ^~~~
      |                 std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:19:16: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   19 |     cout<<ans<<endl;
      |                ^~~~
      |                std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

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


int main(){
　ll N,ans=1;
   cin >> N;
  vector<ll> a(N);
   rep(i,N) cin >> a.at(i);
  
  rep(i,N) ans *= a.at(i);
  
  if(ans>1000000000000000000) cout << "-1" << endl;
  else cout << ans << endl;
  
}


Compiler output:
a.cc:8:1: error: extended character 　 is not valid in an identifier
    8 | 　ll N,ans=1;
      | ^
a.cc: In function 'int main()':
a.cc:8:1: error: '\U00003000ll' was not declared in this scope
    8 | 　ll N,ans=1;
      | ^~~~
a.cc:9:11: error: 'N' was not declared in this scope
    9 |    cin >> N;
      |           ^
a.cc:13:12: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |   rep(i,N) ans *= a.at(i);
      |            ^~~
      |            abs
a.cc:15:6: error: 'ans' was not declared in this scope; did you mean 'abs'?
   15 |   if(ans>1000000000000000000) cout << "-1" << endl;
      |      ^~~
      |      abs
Language: C++

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


int main(){
　int N,ans=1;
   cin >> N;
  vector<ll> a(N);
   rep(i,N) cin >> a.at(i);
  
  rep(i,N) ans *= a.at(i);
  
  cout << ans << endl;
  
}


Compiler output:
a.cc:8:1: error: extended character 　 is not valid in an identifier
    8 | 　int N,ans=1;
      | ^
a.cc: In function 'int main()':
a.cc:8:1: error: '\U00003000int' was not declared in this scope
    8 | 　int N,ans=1;
      | ^~~~~
a.cc:9:11: error: 'N' was not declared in this scope
    9 |    cin >> N;
      |           ^
a.cc:13:12: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |   rep(i,N) ans *= a.at(i);
      |            ^~~
      |            abs
a.cc:15:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   15 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

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


int main(){
　int N,ans=1;
   cin >> N;
  vector<ll> a(N);
   rep(i,N) cin >> a(i);
  
  rep(i,N) ans *= a(i);
  
  cout << ans << endl;
  
}

Compiler output:
a.cc:8:1: error: extended character 　 is not valid in an identifier
    8 | 　int N,ans=1;
      | ^
a.cc: In function 'int main()':
a.cc:8:1: error: '\U00003000int' was not declared in this scope
    8 | 　int N,ans=1;
      | ^~~~~
a.cc:9:11: error: 'N' was not declared in this scope
    9 |    cin >> N;
      |           ^
a.cc:11:21: error: no match for call to '(std::vector<long long int>) (int&)'
   11 |    rep(i,N) cin >> a(i);
      |                    ~^~~
a.cc:13:12: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |   rep(i,N) ans *= a(i);
      |            ^~~
      |            abs
a.cc:13:20: error: no match for call to '(std::vector<long long int>) (int&)'
   13 |   rep(i,N) ans *= a(i);
      |                   ~^~~
a.cc:15:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   15 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

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

int digit(int x, int y){
  int d = log(x)/log(10)+1;
  int e = log(y)/log(10)+1;
  return d+e-1;
}

int main(){
  int n;
  cin >> n;
  unsigned long long int Arr[n], temptotal=1, total=1;
  bool s;
  for(int x=0;x<n;x++){
    cin >> Arr[x];
  }
  sort(Arr,Arr+n);
  if(Arr[0]==0){
    total=0;
  }else{
    for(int y=0;y<n;y++){
    temptotal*=Arr[n-1-y];
    if(temptotal<total){
      s = true;
    }
  }
  if(s==true){
    cout << -1;
  }else{
    cout << total;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:2: error: expected '}' at end of input
   35 | }
      |  ^
a.cc:12:11: note: to match this '{'
   12 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>

const long long max = 1e18;
using namespace std;  
int main() {

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

	for (int i = 0; i < N; i++) {
		if (a[i] == 0) {
			cout << 0 << endl;
			return 0;
		}
	}
	
	long long mul = 1;
	for (int i = 0; i < N; i++) {
		if (mul > max / a[i]) {
			cout << -1 << endl;
			return 0;
		}
		else 
                     mul *= a[i];
	}
	
	cout << mul << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:27: error: reference to 'max' is ambiguous
   23 |                 if (mul > max / a[i]) {
      |                           ^~~
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidates are: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:                 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
In file included from /usr/include/c++/14/algorithm:60:
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:                 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:                 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
a.cc:3:17: note:                 'const long long int max'
    3 | const long long max = 1e18;
      |                 ^~~
Language: C++

#include <stdio.h>
long long a [100010];
int main (){
int n;
scanf("%d",&n);
for(int i=0;i<n;i++) scanf("%lld",&a[i]);
int zero =0;
2
for(int i=0;i<n;i++)if(a[i]==0) zero ++;
if(zero >0){
// a[i] contains 0
printf("0\n");
return 0;
}
long long prod =1;
for(int i=0;i<n;i++){
if(a[i ] <=1000000000000000000/ prod ){
// This condition is equivalent to prod*a[i] <=10ˆ18
prod *=a[i];
}else{
printf("-1\n");
return 0;
}
}
printf("%lld\n",prod );
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:2: error: expected ';' before 'for'
    8 | 2
      |  ^
      |  ;
    9 | for(int i=0;i<n;i++)if(a[i]==0) zero ++;
      | ~~~
a.cc:9:13: error: 'i' was not declared in this scope
    9 | for(int i=0;i<n;i++)if(a[i]==0) zero ++;
      |             ^
Language: Java

import java.util.*;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int num = sc.nextInt();
    long mul = 1;
    boolean flag = true;
    ArrayList<Long> array = new ArrayList<Long>();
    for(int i = 0;i < num;i++){
      array.add(sc.nextLong());
    }
    Collections.sort(array);
    for(Long i : array){
      mul *= i;
      if(1000000000000000000 < mul){
        flag = false;
        break;
      }
    }
    if(flag){
      System.out.println(mul);
    }
    else{
      System.out.println(-1);
    }
  }
}

Compiler output:
Main.java:16: error: integer number too large
      if(1000000000000000000 < mul){
         ^
1 error
Language: C++

#include<iostream>
using namespace std;
int main(){
  long int *arr,n;
  cin>>n ;
  *arr=new long int[n];
  int pro=0;
  for(int i=0;i<n;i++{
    cin>>arr[i];
    pro*=arr[i];
  }
      cout<<pro;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:8: error: invalid conversion from 'long int*' to 'long int' [-fpermissive]
    6 |   *arr=new long int[n];
      |        ^~~~~~~~~~~~~~~
      |        |
      |        long int*
a.cc:8:22: error: expected ')' before '{' token
    8 |   for(int i=0;i<n;i++{
      |      ~               ^
      |                      )
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define ar array

ll a,n;

ll tresh = 1000000000000000000;

void solve(){

    cin >> n;

    ll ans = 1;
    bool flag = false; 
    for (int i = 0; i < n; i++)
    {
        cin >> a;

        if(a <= tresh/ans){
            ans = ans * a;
        }
        else{
            flag = 1;
        }
        if(a == 0){
            cout << "0" << endl;
            return
        }
        

    }
    if(flag ){
        cout << -1 << endl;
    }
    else  cout << ans << endl;
    
}





int main(){

    ios::sync_with_stdio(false);
    cin.tie(0);

    solve();

}

Compiler output:
a.cc: In function 'void solve()':
a.cc:31:9: error: expected primary-expression before '}' token
   31 |         }
      |         ^
a.cc:30:19: error: expected ';' before '}' token
   30 |             return
      |                   ^
      |                   ;
   31 |         }
      |         ~
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define ar array

ll a,n;

ll tresh = 1000000000000000000;

void solve(){

    cin >> n;

    ll ans = 1;
    bool flag = false; 
    for (int i = 0; i < n; i++)
    {
        cin >> a;

        ll tmpans = ans;
        ans = ans * a;
        if(ans > tresh || ans < tmp ans){
            flag = true;
            ans = 1;

        }

    }
    if(flag && ans != 0){
        cout << -1 << endl;
    }
    else  cout << ans << endl;
    
}





int main(){

    ios::sync_with_stdio(false);
    cin.tie(0);

    solve();

}

Compiler output:
a.cc: In function 'void solve()':
a.cc:24:33: error: 'tmp' was not declared in this scope; did you mean 'tm'?
   24 |         if(ans > tresh || ans < tmp ans){
      |                                 ^~~
      |                                 tm
a.cc:24:36: error: expected ')' before 'ans'
   24 |         if(ans > tresh || ans < tmp ans){
      |           ~                        ^~~~
      |                                    )
Language: C++

#include <iostream>
int main(){
  int N;
  std::cin >> N;
  long limit = 1000000000000000000;
  
  long A;
  long mult = 1;
  while (std::cin >> A){
    mult *= A;
    if (mult > limit){
      std::cout << -1;
      return 0;
    }
  }
  std::cout << mult;
  return 0;
  
  std::cout << a * b;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:16: error: 'a' was not declared in this scope
   19 |   std::cout << a * b;
      |                ^
a.cc:19:20: error: 'b' was not declared in this scope
   19 |   std::cout << a * b;
      |                    ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

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

    long long a;
    long long ans = 1;

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

        cin >> a;
        if(a == 0){
            cout << 0 << endl;
            return 0;
        }

        if(a <= 1e18/ans ){
            ans *= a;
        }else{
            acout << -1 << endl;
            return 0;
        }
    }

    cout << ans << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:13: error: 'acout' was not declared in this scope
   24 |             acout << -1 << endl;
      |             ^~~~~
Language: C++

#include <iostream>
#include <vector>

int main() {
  int n; std::cin >> n;
  std::vector<long long> a(n);
  for (int i = 0; i < n; ++i) {
    std::cin >> a[i]; 
    if (a[i] == 0) {
      std::cout << 0 << std::endl;
      return 0;
    }
  }
  long long ms = 1e18;
  long long m = 1;

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

    if (ms / m < a[i]) {
      std::cout << -1 << std::endl;
      return 0;
    }
    m *= a;
    
  }

  std::cout << m << std::endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:7: error: no match for 'operator*=' (operand types are 'long long int' and 'std::vector<long long int>')
   23 |     m *= a;
      |     ~~^~~~
Language: C++

#include <iostream>
#include <vector>

int main() {
  int n; std::cin >> n;
  std::vector<long long> a(n);
  for (int i = 0; i < n; ++i) {
    std::cin >> a[i]; 
    if (a[i] == 0) {
      std:cout << 0 << std::endl;
      return 0;
    }
  }
  long long ms = 1e18;
  long long m = 1;

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

    if (ms / m < a[i]) {
      std::cout << -1 << std::endl;
      return 0;
    }
    m *= a;
    
  }

  std::cout << m << std::endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |       std:cout << 0 << std::endl;
      |           ^~~~
      |           std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:23:7: error: no match for 'operator*=' (operand types are 'long long int' and 'std::vector<long long int>')
   23 |     m *= a;
      |     ~~^~~~
Language: C++

#include <iostream>
using namespace std;
int main() {
	long long int n, a,ans=1;
	cin >> n;
	for (int i = 0; i < n; i++) {
		cin >> a;
		ans *= a;
	}
	if (ans > pow(10, 18.0))
		cout << -1;
	else
		cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:19: error: 'pow' was not declared in this scope
   10 |         if (ans > pow(10, 18.0))
      |                   ^~~
Language: C++

#include <iostream>
using namespace std;
int main(){
	long long int n, a,ans=1;
	cin >> n;
	for (int i = 0; i < n; i++) {
		cin >> a;
		ans *= a;
	}
	if (ans > pow(10, 18))
		cout << -1;
	else
		cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:19: error: 'pow' was not declared in this scope
   10 |         if (ans > pow(10, 18))
      |                   ^~~
Language: C++

#include <iostream>

int main() {
  int n;
  long long mult = 1;
  int t_sum = 0;
  
  while (n--) {
    int a; std::cin >> a;
    mult *= a;
    
    while (a/10) {
      a /= 10;
      ++t_sum;
    }
  }
  if (t_sum >= 18) mutl = -1;
  
  std::cout << mult << std::endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:20: error: 'mutl' was not declared in this scope; did you mean 'mult'?
   17 |   if (t_sum >= 18) mutl = -1;
      |                    ^~~~
      |                    mult
Language: C++

#include<bits/stdc++.h>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<iostream>
#include<stdlib.h>
#include<queue>
#include<map>
#include<vector>
#include<cmath>
#include<fstream>
#include <set>
//freopen(".in","r",stdin);
//freopen(".out","w",stdout);
//freopen("input.txt","r",stdin);
//freopen("output.txt","w",stdout);
const int  MAXN =1e5+10;
const long long  mod = 1e14 ;
const long long INF = 0x7f7f7f7f7f7f7f7f;
const int inf= 0x3f3f3f3f;
#define eps 1e-8
#define PI 3.1415926535898
#define lowbit(x) (x&(-x))
using namespace std ;
//getline(cin,s);
//set<ll>::iterator it;
//map<int,int>::iterator it;
typedef long long ll;
unsigned long long  a[MAXN];
int main()
{
	int n,flag=1;unsigned long long  ans=1000000000000000000;
	scanf("%d",&n);
	for(int i=1;i<=n;i++) scanf("%llu",&a[i]);
	sort(a+1,a+1+n);
    if(a[1]==0)
    {
    	printf("0\n");
    	return 0;
	}
	for(int i=2;i<=n;i++)
	{
		if(ans/s[i-1]<s[i])
		{
			flag=0;
			break;
		}
		s[i]*=s[i-1];
	}
	if(flag)
	{
		printf("%llu\n",a[n]);
	} 
	else printf("-1\n");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:24: error: 's' was not declared in this scope
   43 |                 if(ans/s[i-1]<s[i])
      |                        ^
a.cc:48:17: error: 's' was not declared in this scope
   48 |                 s[i]*=s[i-1];
      |                 ^
Language: C++

#include<bits/stdc++.h>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<iostream>
#include<stdlib.h>
#include<queue>
#include<map>
#include<vector>
#include<cmath>
#include<fstream>
#include <set>
//freopen(".in","r",stdin);
//freopen(".out","w",stdout);
//freopen("input.txt","r",stdin);
//freopen("output.txt","w",stdout);
const int  MAXN =1e5+10;
const long long  mod = 1e14 ;
const long long INF = 0x7f7f7f7f7f7f7f7f;
const int inf= 0x3f3f3f3f;
#define eps 1e-8
#define PI 3.1415926535898
#define lowbit(x) (x&(-x))
using namespace std ;
//getline(cin,s);
//set<ll>::iterator it;
//map<int,int>::iterator it;
typedef long long ll;
unsigned ll a[MAXN];
int main()
{
	int n,flag=1;unsigned ll ans1=1,ans2=0;
	scanf("%d",&n);
	for(int i=1;i<=n;i++) scanf("%llu",&a[i]);
	sort(a+1,a+1+n);
//	printf("%lld\n",mod);
    if(a[1]==0)
    {
    	printf("0\n");
    	return 0;
	}
	for(int i=1;i<=n;i++)
	{
		ans1*=a[i];
		ans2*=a[i];
		ans2+=(ans1/mod);
		ans1%=mod;
	//	printf("ans: %lld %lld\n",ans2,ans1);
		if((ans2>=10000&&ans1>0)||ans2>10000)
		{
			flag=0;
			break;
		}
	}
	if(flag)
	{
		if(ans2)
		{
		  printf("%llu",ans2);
	      printf("%014llu\n",ans1);
	    } 
	    else
	    {
	    	printf("%llu\n",ans1);
		}
	} 
	else printf("-1\n");
	return 0;
}

Compiler output:
a.cc:29:13: error: expected initializer before 'a'
   29 | unsigned ll a[MAXN];
      |             ^
a.cc: In function 'int main()':
a.cc:32:34: error: expected initializer before 'ans1'
   32 |         int n,flag=1;unsigned ll ans1=1,ans2=0;
      |                                  ^~~~
a.cc:34:45: error: 'a' was not declared in this scope
   34 |         for(int i=1;i<=n;i++) scanf("%llu",&a[i]);
      |                                             ^
a.cc:35:14: error: 'a' was not declared in this scope
   35 |         sort(a+1,a+1+n);
      |              ^
a.cc:44:17: error: 'ans1' was not declared in this scope
   44 |                 ans1*=a[i];
      |                 ^~~~
a.cc:45:17: error: 'ans2' was not declared in this scope
   45 |                 ans2*=a[i];
      |                 ^~~~
a.cc:57:20: error: 'ans2' was not declared in this scope
   57 |                 if(ans2)
      |                    ^~~~
a.cc:60:34: error: 'ans1' was not declared in this scope
   60 |               printf("%014llu\n",ans1);
      |                                  ^~~~
a.cc:64:33: error: 'ans1' was not declared in this scope
   64 |                 printf("%llu\n",ans1);
      |                                 ^~~~
Language: C++

#include <iostream>
using namespace std;

int main()
{
	int A[100100];
	int N;
	cin >> N;

	for (int i = 0; i < N; i++)
	{
		int a;
		cin >> a;
		if (a == 0)
		{
			cout << "0" << endl;
			return 0;
		}
	}

	long long ans = 1;
	for (int i = 0; i < N; i++)
	{
		ans *= A[i];
		if (ans >= 1000000000000000000)
		{
			cout << "-1" << endl;
			return;
		}
	}

	cout << ans << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:25: error: return-statement with no value, in function returning 'int' [-fpermissive]
   28 |                         return;
      |                         ^~~~~~
Language: C

#include <stdio.h>
main () {
    int n;
    scanf("%d",&n);
    long long a[n], ans=1, maxono=1e18;
    for(int i=0;i<n;i++) scanf("%lld",a+i);
    for(int i=0;i<n;i++) {
        if(a[i]==0) {
            printf("0");
            return 0;
        }
    }
    for(int i=0;i<n;i++) {
        if(a<=maxono/ans) {
                ans*=a;
            }
        else {
            printf("-1");
            return 0;
        }
    }
    printf ("%lld",ans);
    // zz did for long time

}

Compiler output:
main.c:2:1: error: return type defaults to 'int' [-Wimplicit-int]
    2 | main () {
      | ^~~~
main.c: In function 'main':
main.c:14:13: warning: comparison between pointer and integer
   14 |         if(a<=maxono/ans) {
      |             ^~
main.c:15:20: error: invalid operands to binary * (have 'long long int' and 'long long int *')
   15 |                 ans*=a;
      |                    ^~~
      |                      |
      |                      long long int *
Language: C

#include <stdio.h>
#include <math.h>
 
int main(){
  long long x=1, y;
  int s, z=0;
  scanf("%d", &s);
  for(int i=0; i<s; i++){
    scanf("%lld", &y);
    if(y == 0){
      printf("0\n");
      return 0;
    }
    if(x*y > 1000000000000000000 || x*y < 0){
      z=1
  	}
    x*=y;
  }
  if(z==1) printf("-1\n");
  else printf("%lld\n", x);
}

Compiler output:
main.c: In function 'main':
main.c:15:10: error: expected ';' before '}' token
   15 |       z=1
      |          ^
      |          ;
   16 |         }
      |         ~
Language: C

#include <stdio.h>
#include <math.h>
 
int main(){
  long long x=1, y;
  int s;
  scanf("%d", &s);
  for(int i=0; i<s; i++){
    scanf("%lld", &y);
    if(y == 0){
      printf("0\n");
      return 0;
    }
    if(x*y > 1000000000000000000 || x*y < 0){
      printf("-1\n");
      return 0;
  	}
    x*=y
  }
  printf("%lld\n", x);
}

Compiler output:
main.c: In function 'main':
main.c:18:9: error: expected ';' before '}' token
   18 |     x*=y
      |         ^
      |         ;
   19 |   }
      |   ~
Language: C

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

int main(){
  long long x=1, y;
  int s;
  scanf("%d", &s);
  for(int i=0; i<s; i++){
    scanf("%lld", &y);
    x*=y;
    if(x >= 1000000000000000000){
      printf("-1\n");
      retrun 0;
    }
  }
  printf("%lld\n", x);
}

Compiler output:
main.c: In function 'main':
main.c:13:7: error: 'retrun' undeclared (first use in this function)
   13 |       retrun 0;
      |       ^~~~~~
main.c:13:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:13:13: error: expected ';' before numeric constant
   13 |       retrun 0;
      |             ^~
      |             ;
Language: C++

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

int main() {
	int n, ans;
	cin >> n;
	vector<long long> a(n);
	for (int i = 0; i < n; i++) {
		cin >> a[i];
		if (a[i] == 0) {
			cout << 0 << endl;
			return 0;
		}
	}

	sort(a.begin(), a.end());
	reverse(a.begin(), a.end());
	long long ans = 1;
	for (int i = 0; i < n; i++) {
		if (a[i] > 1000000000000000000/ans) {
			cout << -1 << endl;
			return 0;
		}
		else ans *= a[i];
	} 
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:19: error: conflicting declaration 'long long int ans'
   18 |         long long ans = 1;
      |                   ^~~
a.cc:5:16: note: previous declaration as 'int ans'
    5 |         int n, ans;
      |                ^~~
Language: Java

import numpy as np
N = int(input())
array = list(map(int,input().split()))
product =  np.prod(array)
if product <= 10**18:
  print(product)
else:
  print(-1)

Compiler output:
Main.java:1: error: '.' expected
import numpy as np
            ^
Main.java:1: error: ';' expected
import numpy as np
               ^
2 errors
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
const long long INF = 1LL << 60;
using ping = pair<ll, ll>;

int main(){
    ll N;
    cin >> N;
    vector<ll> A(N);
    for (int i = 0; i < N; ++i) cin >> A[i];
    ull out = 1;
    bool check = true;
    for (int i = 0; i < N; ++i) {
      out *= A[i];
      if (out > 100000000000000000 || out < 0 check = false;
    }
    if(check) cout << out << endl;
    else cout << -1 << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:46: error: expected ';' before 'check'
   17 |       if (out > 100000000000000000 || out < 0 check = false;
      |                                              ^~~~~~
      |                                              ;
a.cc:18:5: error: expected primary-expression before '}' token
   18 |     }
      |     ^
a.cc:17:61: error: expected ')' before '}' token
   17 |       if (out > 100000000000000000 || out < 0 check = false;
      |          ~                                                  ^
      |                                                             )
   18 |     }
      |     ~                                                        
a.cc:18:5: error: expected primary-expression before '}' token
   18 |     }
      |     ^
Language: C

#include<stdio.h>
long long a[100010];

int main(){
        int n, i;
        scanf("%d", &n);
        for(i=0; i<n; i++){
                scanf("%lld", &a[i]);
        }
        int zero=0;
        for(i=0; i<n; i++){
                if(a[i]==0){
                        zero++;
                }
                if(zero>0){
                        printf("0");
                        return 0;

                }

                long long prod=1;
                for(i=0; i<n; i++){
                        if(a[i]<=1000000000000000000/prod){
                                prod*=a[i];
                        }else{
                                printf("-1");
                                return 0;
                        }
                }
        }
        printf("%lld", prod);
}


Compiler output:
main.c: In function 'main':
main.c:31:24: error: 'prod' undeclared (first use in this function)
   31 |         printf("%lld", prod);
      |                        ^~~~
main.c:31:24: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

// This file is a "Hello, world!" in C++ language by GCC for wandbox.
#include <iostream>
#include <cstdlib>
#include <bits/stdc++.h>
#include<algorithm>
using namespace std;
int main(){
    int n,i,j,zero;
    long long int ans=0,m=1,a[200010];
    cin >> n >>;
    for(i=0;i<n;i++)
    {
        cin >> a[i];
    }
    for(i=0;i<n;i++)
    {
        if(a[i]==0)
        {
        zero++;
        }
    }
    if(zero>0)
    {
        cout << 0 << endl;
        return 0;
    }
    for(i=0;i<n;i++)
    {
        if(a[i]<=1000000000000000000/m)
        {
            m*=a[i];
        }
        else
        {
            cout << "-1" << endl;
            return 0;
        }
    }
    
    
    
    

    cout << m << endl;
    

    

}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:16: error: expected primary-expression before ';' token
   10 |     cin >> n >>;
      |                ^
Language: C++

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

// for loop
#define rep(i,a,n) for(int i=(a);i<(n);++i)
#define repe(i,a,n) for(int i=(a);i<=(n);++i)
#define rrep(i,n,a) for(int i=(n);n>(a);--i)
#define rrepe(i,n,a) for(int i=(n);n>=(a);--i)

// abbreviati
#define PB(v) push_back(v)
#define MP(A,B) make_pair(A,B)
#define F first
#define S second
#define all(v) v.begin(),v.end()
#define ENDL << "\n"

using ll = long long;
using P = pair<int,int>;
using itn = int;

// constant
const int INF = 1<<30;
const ll INFLL = 1LL << 60;
const ll MOD = 1000000007;
const long double PI =(acos(-1));

/***Snippet***************************************************
ifelse, isprime, torad, todeg, lcm, bfs,chmin,chmax
**************************************************************/

// adjacency list
vector<int> to[100005];

// Graph
using Graph = vector<vector<int>>;

// Grid
int H,W;
vector<vector<int>> field;

// 4方向への移動ベクトル
const int dx[4]={1,0,-1,0};
const int dy[4]={0,1,0,-1};

const ll MX=1e18;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n; cin >> n;
    long double ans=1;
    bool ng=0;
    rep(i,0,n){
        ll tmp;
        cin >> tmp;
        if(tmp==0){
            cout << 0 ENDL;
            return 0;
        }
        if(ng || (MX+1)/ans < tmp || ans*a > MX){
            ng=1;
        }
        ans*=tmp;
    }
    if(ng) cout << -1 ENDL;
    else cout << ans ENDL;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:61:42: error: 'a' was not declared in this scope
   61 |         if(ng || (MX+1)/ans < tmp || ans*a > MX){
      |                                          ^
Language: C++

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

// for loop
#define rep(i,a,n) for(int i=(a);i<(n);++i)
#define repe(i,a,n) for(int i=(a);i<=(n);++i)
#define rrep(i,n,a) for(int i=(n);n>(a);--i)
#define rrepe(i,n,a) for(int i=(n);n>=(a);--i)

// abbreviati
#define PB(v) push_back(v)
#define MP(A,B) make_pair(A,B)
#define F first
#define S second
#define all(v) v.begin(),v.end()
#define ENDL << "\n"

using ll = long long;
using P = pair<int,int>;
using itn = int;

// constant
const int INF = 1<<30;
const ll INFLL = 1LL << 60;
const ll MOD = 1000000007;
const long double PI =(acos(-1));

/***Snippet***************************************************
ifelse, isprime, torad, todeg, lcm, bfs,chmin,chmax
**************************************************************/

// adjacency list
vector<int> to[100005];

// Graph
using Graph = vector<vector<int>>;

// Grid
int H,W;
vector<vector<int>> field;

// 4方向への移動ベクトル
const int dx[4]={1,0,-1,0};
const int dy[4]={0,1,0,-1};

const ll MX=1e18;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n; cin >> n;
    long double ans=1;
    bool ng=0;
    rep(i,0,n){
        ll tmp;
        cin >> tmp;
        if(tmp==0){
            cout << 0 ENDL;
            return 0;
        }
        if((ng || (MX+1)/ans < tmp){
            ng=1;
        }
        ans*=tmp;
    }
    if(ng) cout << -1 ENDL;
    else cout << ans ENDL;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:61:36: error: expected ';' before '{' token
   61 |         if((ng || (MX+1)/ans < tmp){
      |                                    ^
      |                                    ;
a.cc:64:17: error: expected ')' before ';' token
   64 |         ans*=tmp;
      |                 ^
      |                 )
a.cc:61:11: note: to match this '('
   61 |         if((ng || (MX+1)/ans < tmp){
      |           ^
Language: C++

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

// for loop
#define rep(i,a,n) for(int i=(a);i<(n);++i)
#define repe(i,a,n) for(int i=(a);i<=(n);++i)
#define rrep(i,n,a) for(int i=(n);n>(a);--i)
#define rrepe(i,n,a) for(int i=(n);n>=(a);--i)

// abbreviati
#define PB(v) push_back(v)
#define MP(A,B) make_pair(A,B)
#define F first
#define S second
#define all(v) v.begin(),v.end()
#define ENDL << "\n"

using ll = long long;
using P = pair<int,int>;
using itn = int;

// constant
const int INF = 1<<30;
const ll INFLL = 1LL << 60;
const ll MOD = 1000000007;
const long double PI =(acos(-1));

/***Snippet***************************************************
ifelse, isprime, torad, todeg, lcm, bfs,chmin,chmax
**************************************************************/

// adjacency list
vector<int> to[100005];

// Graph
using Graph = vector<vector<int>>;

// Grid
int H,W;
vector<vector<int>> field;

// 4方向への移動ベクトル
const int dx[4]={1,0,-1,0};
const int dy[4]={0,1,0,-1};


int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n; cin >> n;
    long long double ans=1;
    rep(i,0,n){
        ll tmp;
        cin >> tmp;
        ans*=tmp;
    }
    if(ans>1000000000000000000) cout << -1 ENDL;
    else cout << ans ENDL;
    
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:51:10: error: 'long long' specified with 'double'
   51 |     long long double ans=1;
      |          ^~~~
Language: Java

import java.util.Scanner;
import java.util.Arrays;
  public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        long[] A = new long[N];
        long cnt = 1;
        long max = (long)Math.pow(10, 18);

          for(int i=N-1; i>=0; i--){
          A[i] = sc.nextLong();
            if(A[i]*cnt > max){
              System.out.println(-1);
              return;
            }
          }
          Arrays.sort(A);
          for(int i=0; i<N; i++){
            if(max<A[i]*cnt){
              System.out.println(-1);
              return;
            } else {
            cnt *= A[i];
            }
          }
            System.out.println(cnt);
    }

Compiler output:
Main.java:28: error: reached end of file while parsing
    }
     ^
1 error
Language: C++

#include <iostream>
using namespace std;

int main() {
  long n;
  cin >> n;
  long long a[n];
  for (long i = 0; i < n; i++) {
    cin >> a[i];
    if (a[i] == 0) {
      cout << 0;
      return 0;
    }
  }
  
  long long result = 1;
  for (long i = 0; i < n; i++) {
    if (ans[i] > 1000000000000000000/result) {
      result = -1;
      break;
    }
    result *= a[i];
  }
  
  cout << result;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   18 |     if (ans[i] > 1000000000000000000/result) {
      |         ^~~
      |         abs
Language: C++

#include<bits/stdc++.h>
#define Vsort(a) sort(a.begin(), a.end())
#define rep(i,n) for(int i = 0; i < (n); i++)
using namespace std;
using ll = long long;
using P = pair<int, int>;

int main(){
  int n; cin >> n;
  ll int A = 1;
  vector<ll int> x(n);
  rep(i,n){
    if(A < 1000000000000000000) A = -1;
    else A = A * x[i];
  }
  cout << A << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: two or more data types in declaration of 'A'
   10 |   ll int A = 1;
      |   ^~
a.cc:11:10: error: two or more data types in declaration of 'type name'
   11 |   vector<ll int> x(n);
      |          ^~
a.cc:11:16: error: template argument 1 is invalid
   11 |   vector<ll int> x(n);
      |                ^
a.cc:11:16: error: template argument 2 is invalid
a.cc:13:8: error: 'A' was not declared in this scope
   13 |     if(A < 1000000000000000000) A = -1;
      |        ^
a.cc:14:19: error: invalid types 'int[int]' for array subscript
   14 |     else A = A * x[i];
      |                   ^
a.cc:16:11: error: 'A' was not declared in this scope
   16 |   cout << A << endl;
      |           ^
Language: C++

#include<bits/stdc++.h>
#define Vsort(a) sort(a.begin(), a.end())
#define rep(i,n) for(int i = 0; i < (n); i++)
using namespace std;
using ll = long long;
using P = pair<int, int>;

int main(){
  int n; cin >> n;
  ll int ans = 1;
  vector<ll int> x(n);
  rep(i,n){
    if(ans < 1000000000000000000) ans = -1;
    else ans = ans * x[i];
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: two or more data types in declaration of 'ans'
   10 |   ll int ans = 1;
      |   ^~
a.cc:11:10: error: two or more data types in declaration of 'type name'
   11 |   vector<ll int> x(n);
      |          ^~
a.cc:11:16: error: template argument 1 is invalid
   11 |   vector<ll int> x(n);
      |                ^
a.cc:11:16: error: template argument 2 is invalid
a.cc:13:8: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |     if(ans < 1000000000000000000) ans = -1;
      |        ^~~
      |        abs
a.cc:14:23: error: invalid types 'int[int]' for array subscript
   14 |     else ans = ans * x[i];
      |                       ^
a.cc:16:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   16 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

#include<bits/stdc++.h>
#define Vsort(a) sort(a.begin(), a.end())
#define rep(i,n) for(int i = 0; i < (n); i++)
using namespace std;
using ll = long long;
using P = pair<int, int>;

int main(){
  int n; cin >> n;
  ll int ans = 1;
  vector<ll int> a(n);
  rep(i,n){
    if(ans < 1000000000000000000) ans = -1;
    else ans = ans * x[i];
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: two or more data types in declaration of 'ans'
   10 |   ll int ans = 1;
      |   ^~
a.cc:11:10: error: two or more data types in declaration of 'type name'
   11 |   vector<ll int> a(n);
      |          ^~
a.cc:11:16: error: template argument 1 is invalid
   11 |   vector<ll int> a(n);
      |                ^
a.cc:11:16: error: template argument 2 is invalid
a.cc:13:8: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |     if(ans < 1000000000000000000) ans = -1;
      |        ^~~
      |        abs
a.cc:14:22: error: 'x' was not declared in this scope
   14 |     else ans = ans * x[i];
      |                      ^
a.cc:16:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   16 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

#include<iostream>
#include<string>
#include<vector>
#include<iomanip>
#include<algorithm>
#include<queue>
#include<stack>
#include<list>
#include<map>
#include<deque>
#include<math.h>
using namespace std;
#define ll long long
int main(){
    ll a,t,n;
    cin >>n;
    t=1;
    for(i=0;i<n;i++){
        cin >> a;
        t*=a;
        if(a>1000000000000000000){
            cout << -1;
        }
    }
    cout << a;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:9: error: 'i' was not declared in this scope
   18 |     for(i=0;i<n;i++){
      |         ^
Language: C++

#include<iostream>
using namespace std;
int main(){
  long int n;
  cin >> n;
  long int a[n];
  for(int i = 0; i < n; i++){
    cin >> a[i];
    if(a[i] == 0){
      cout << "0\n";
      return 0;
    }
  }
  long long s = 0;
  if(n > 0){
    s= a[0];
  }
  for(int i = 1; i < n; i++){
    s = s * a[i];
    if(s > 1000000000000000000){
      cout << "-1\n";
      return 0;
    }
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:24:4: error: expected '}' at end of input
   24 |   }
      |    ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n=0;
  cin>>n;
  int64_t ans;
  for(int i=0;i<N;i++){
    int64_t a[i];
    cin>>a[i];
    ans*=a[i];
  }
  if(ans>=10000000000000000000){
    cout<<"-1"<<endl;
  }
  else{
    cout<<ans<<endl;
  }
}

Compiler output:
a.cc:12:11: warning: integer constant is so large that it is unsigned
   12 |   if(ans>=10000000000000000000){
      |           ^~~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:7:17: error: 'N' was not declared in this scope
    7 |   for(int i=0;i<N;i++){
      |                 ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const ll INF = 1e18;

ll check(ll x, ll sum)
{
  if(x == 0 or sum == 0)
    return 0;
  if(sum == -1)
    return -1;
  if(x > INF/sum)
    return -1;
  return x*sum;
}
int min()
{
  ll n; cin >> n;
  ll sum = 1;
  for(ll i = 0; i < n; i++)
  {
    ll x;
    cin >> x;
    sum = check(x, sum);
  }
  cout << sum << endl;
  return 0;
}
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const ll INF = 1e18;

ll check(ll x, ll sum)
{
  if(x == 0 or sum == 0)
    return 0;
  if(sum == -1)
    return -1;
  if(x > INF/sum)
    return -1;
  return x*sum;
}
int main()
{
  ll n; cin >> n;
  ll sum = 1;
  for(ll i = 0; i < n; i++)
  {
    ll x;
    cin >> x;
    sum = check(x, sum);
  }
  cout << sum << endl;
  return 0;
}


Compiler output:
a.cc:36:10: error: redefinition of 'const ll INF'
   36 | const ll INF = 1e18;
      |          ^~~
a.cc:6:10: note: 'const ll INF' previously defined here
    6 | const ll INF = 1e18;
      |          ^~~
a.cc:38:4: error: redefinition of 'll check(ll, ll)'
   38 | ll check(ll x, ll sum)
      |    ^~~~~
a.cc:8:4: note: 'll check(ll, ll)' previously defined here
    8 | ll check(ll x, ll sum)
      |    ^~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const ll INF = 1e18;

ll check(ll x, ll sum)
{
  if(x == 0 or sum == 0)
    return 0;
  if(sum == -1)
    return -1;
  if(x > INF/sum)
    return -1;
  return x*sum;
}
int min()
{
  ll n; cin >> n;
  ll sum = 1;
  for(ll i = 0; i < n; i++)
  {
    ll x;
    cin >> x;
    sum = check(x, sum);
  }
  cout << sum << endl;
  return 0;
}

Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const ll INF = 1e18;

ll check(ll x, ll sum)
{
  if(x == 0 or sum == 0)
    return 0;
  if(sum == -1)
    return -1;
  if(x > INF/sum)
    return -1;
  return x*sum;
}
int min()
{
  ll n; cin >> n;
  ll sum = 1;
  for(ll i = 0; i < n; i++)
  {
    ll x;
    cin >> x;
    sum = check(x, sum);
  }
  cout << sum << endl;
}

Compiler output:
a.cc: In function 'int min()':
a.cc:29:1: warning: no return statement in function returning non-void [-Wreturn-type]
   29 | }
      | ^
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const ll INF = 1e18;

ll check(ll x, ll sum)
{
  if(x == 0 or sum == 0)
    return 0;
  if(sum == -1)
    return -1;
  if(x > INF/sum)
    return -1;
  return x*sum;
}
int min()
{
  ll n; cin >> n;
  ll sum = 1;
  for(ll i = 0; i < n; i++)
  {
    ll x;
    if(x == 0)
    sum = check(x, sum);
  }
  cout << sum << endl;
}

Compiler output:
a.cc: In function 'int min()':
a.cc:29:1: warning: no return statement in function returning non-void [-Wreturn-type]
   29 | }
      | ^
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const ll INF = 1e18;
bool flg = true;

ll check(ll x)
{
  if(x == 0 or sum == 0)
    return 0;
  if(x > INF/sum)
    flg = false;
  return x*sum;
}
int min()
{
  ll n; cin >> n;
  ll sum = 1;
  for(ll i = 0; i < n; i++)
  {
    ll x;
    if(x == 0)
    sum = check(x, sum);
  }
  if(flg)
  	cout << sum << endl;
  else cout << -1 << endl;
}

Compiler output:
a.cc: In function 'll check(ll)':
a.cc:11:16: error: 'sum' was not declared in this scope
   11 |   if(x == 0 or sum == 0)
      |                ^~~
a.cc:13:14: error: 'sum' was not declared in this scope
   13 |   if(x > INF/sum)
      |              ^~~
a.cc:15:12: error: 'sum' was not declared in this scope
   15 |   return x*sum;
      |            ^~~
a.cc: In function 'int min()':
a.cc:25:16: error: too many arguments to function 'll check(ll)'
   25 |     sum = check(x, sum);
      |           ~~~~~^~~~~~~~
a.cc:9:4: note: declared here
    9 | ll check(ll x)
      |    ^~~~~
a.cc:30:1: warning: no return statement in function returning non-void [-Wreturn-type]
   30 | }
      | ^
Language: C++

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

int main() {
    int n;
    cin >> n;
    ll a[n], ans = 1, m = pow(10, 18);
    rep(i, n) cin >> a[i];

    rep(i, n) if(a[i] == 0) {
        cout << 0 << endl;
        return 0
    }
    rep(i, n) {
        if(a[i] > m / ans) {
            cout << -1 << endl;
            return 0;
        }
        ans *= a[i];
    }

    cout << ans << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: expected ';' before '}' token
   15 |         return 0
      |                 ^
      |                 ;
   16 |     }
      |     ~