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

#include <bits/stdc++.h>
using namespace std;
 using ll=long long;
const ll maxx = (ll)1e18;
int main() {
  int N;
  cin >> N;
  ll sum=1;
  vector<ll> inp(N);
  ll A;
  bool f1=true,f2=true
  for(int i=0;i<N;i++){
    cin >> inp.at(i);
    if(inp.at(i)==0){
     f1=false;
     cout << 0 << endl;
    }
  }
  
  if(f1){
  for(ll i:inp){
  sum*=i;
    if(sum>=maxx){
     cout << "-1" << endl;
     f2=false;
    }
  }
  
  if(f2)cout << sum << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:3: error: expected ',' or ';' before 'for'
   12 |   for(int i=0;i<N;i++){
      |   ^~~
a.cc:12:15: error: 'i' was not declared in this scope
   12 |   for(int i=0;i<N;i++){
      |               ^
Language: C++

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

int main(void){
    long long int n,i,ans;
    cin >> n;
    vector<long long int>  a(n);

    for(i=0; i<n; i++){
        cin >> a.at(i);
        if(a.at(i) == 0){
            ans = 0;
            cout << ans << endl;
        }
    }

    ans = a.at(0);

    for(i=1; i<n; i++){
        ans *= a.at(i);
        if(ans > 1000000000000000000){
            flag = -1;
            break;
        }
    }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:22:13: error: 'flag' was not declared in this scope
   22 |             flag = -1;
      |             ^~~~
a.cc:27:8: error: 'flag' was not declared in this scope
   27 |     if(flag == -1){
      |        ^~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
typedef pair<int, int> P;

int64_t aa[100010];
int main()
{
  int64_t s=1;
  int64_t n,b = 1;
  
  cin >> n;
  rep(i,n){
    cin >> aa[i];
    if(aa[i] == 0){
      b = 0;
    }
    else if(aa[i] >= 2){
      b = 2;
    }
  }
  if(b){
    rep(i,n){
   　 s *= aa[i];
 　　    if(s > 1000000000000000000){
         s = -1;
 }
    }
  }
  else{
    s = 0;
  }
  if(b == 2 && s == 1){
    s = -1;
  }
  cout << s << endl;  
    
  return 0;
}


Compiler output:
a.cc:25:4: error: extended character 　 is not valid in an identifier
   25 |    　 s *= aa[i];
      |    ^
a.cc:26:2: error: extended character 　 is not valid in an identifier
   26 |  　　    if(s > 1000000000000000000){
      |  ^
a.cc:26:2: error: extended character 　 is not valid in an identifier
a.cc: In function 'int main()':
a.cc:25:4: error: '\U00003000' was not declared in this scope
   25 |    　 s *= aa[i];
      |    ^~
a.cc:26:2: error: '\U00003000\U00003000' was not declared in this scope
   26 |  　　    if(s > 1000000000000000000){
      |  ^~~~
Language: C++

n = input()
ar = map(int,input().split())
ar = list(ar)
mul=1
sorted(ar)
for i in ar:
	mul*=i
	if mul>10**18:
		break
if mul>10**18:
	print(-1)
else:
	print(mul)


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

#include<iostream>
#include<vector>
#include<string>
#include<math.h>
#include<algorithm>
#include<cmath>
#include<iomanip>
#define rep(i,n) for(int i=0; i<(n); i++)
using namespace std;
typedef long long ll;
int main() {
	int n;
	cin >> n;
	vector<ll>a(n);
	vector<ll>b(n);
	rep(i, n) {
		cin >> a[i];
	}
	b[0] = a[0];
	for (int i = 1; i < n; i++) {
		b[i] = b[i-1]*a[i];
		if ((a[i]!=0&&b[i] / a[i] != b[i - 1])||(b[i]>1000000000000000000) {
			cout << -1 << endl;
			return 0;
		}
	}
	if (b[n - 1] > 1000000000000000000) {
		cout << -1 << endl;
		return 0;
	}
	cout << b[n-1] << endl;
	return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:22:83: error: expected ')' before '{' token
   22 |                 if ((a[i]!=0&&b[i] / a[i] != b[i - 1])||(b[i]>1000000000000000000) {
      |                    ~                                                              ^~
      |                                                                                   )
a.cc:26:9: error: expected primary-expression before '}' token
   26 |         }
      |         ^
Language: C

#include<stdio.h>
int main(){

    int n,i;
    bool ok=1;
    scanf("%d",&n);
    long long arr[n],res=1;
    for(i=0;i<n;i++){
        scanf("%lld",&arr[i]);
        if(arr[i]==0)ok=0;
    }
    if(!ok){
        printf("0");
    }
    else{
        ok=1;
        for(i=0;i<n;i++){
            res = res*arr[i];
            if(res>1000000000000000000){
                ok=0;
            }
        }
        if(ok){
            printf("%lld",res);
        }
        else{
            printf("-1");
        }
    }
    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:5:5: error: unknown type name 'bool'
    5 |     bool ok=1;
      |     ^~~~
main.c:2:1: note: 'bool' is defined in header '<stdbool.h>'; this is probably fixable by adding '#include <stdbool.h>'
    1 | #include<stdio.h>
  +++ |+#include <stdbool.h>
    2 | int main(){
Language: Java

import java.util.*;
import java.math.BigInteger;

class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		long ret = sc.nextLong();
		for(int i = 0; i < N - 1; i++){
			ret = ret * sc.nextLong();
			if(ret > 1000000000000000000){
				ret = -1;
				break;
			}
		}
		System.out.print(ret);
	}
}


Compiler output:
Main.java:11: error: integer number too large
			if(ret > 1000000000000000000){
			         ^
1 error
Language: C

#include<stdio.h>
#include<math.h>
#define　ull unsigned long long
int main(){
  int n,c=0;
  ull ans=1,a[10010];
  scanf("%d",&n);
  for(int i=1;i<=n;i++){
    scanf("%llu",&a[i]);
    c+=log10(a[i]);
    if(c>=18){
      printf("-1");
      return 0;
    };
    ans*=a[i];
  };
  printf("%llu",ans);
};


Compiler output:
main.c:3:8: error: macro names must be identifiers
    3 | #define　ull unsigned long long
      |        ^~
main.c: In function 'main':
main.c:6:3: error: unknown type name 'ull'
    6 |   ull ans=1,a[10010];
      |   ^~~
Language: C++

#include <bits/stdc++.h> 
using namespace std;
#define endl "\n"
typedef long long int ll;
ll multiply(ll a[], ll n) 
{ 
    // Termination condition 
    if (n == 0) 
        return(a[n]); 
    else
        return (a[n] * multiply(a, n - 1)); 
} 
int main(){
 
 
    //freopen("in.txt", "r", stdin);  // for writing output to output.txt
   // freopen("out.txt", "w", stdout);
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
   ll n;
  cin>>n;
  ll arr[n];
  ll y=1
  ll ex  =1e18;
  for(int i=0;i<n;i++){
     int x;
     cin>>x
      y*=x;
  }
   (y<=ex)?cout<<y<<endl:cout<<-1<<endl;
  return 0;
}
  
 


Compiler output:
a.cc: In function 'int main()':
a.cc:25:3: error: expected ',' or ';' before 'll'
   25 |   ll ex  =1e18;
      |   ^~
a.cc:28:12: error: expected ';' before 'y'
   28 |      cin>>x
      |            ^
      |            ;
   29 |       y*=x;
      |       ~     
a.cc:31:8: error: 'ex' was not declared in this scope; did you mean 'exp'?
   31 |    (y<=ex)?cout<<y<<endl:cout<<-1<<endl;
      |        ^~
      |        exp
Language: C++

#include <algorithm>
#include <deque>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <tuple>
#include <vector>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
// constexpr ll MOD = 998244353;
constexpr ll MOD = 1000000007;

// struct UnionFind {
//     vector<ll> par;
//     vector<ll> siz;
    
//     UnionFind(ll N): par(N), siz(N,1) {
//         for (ll i=0;i<N;i++) par[i] = i;
//     }

//     ll root(ll x) {
//         if (par[x] == x) return x;
//         else return par[x] = root(par[x]);
//     }

//     void unite(ll x, ll y) {
//         ll rx = root(x);
//         ll ry = root(y);
//         if (rx == ry) return;
//         // if (siz[rx] < siz[ry]) swap(rx,ry);
//         par[rx] = ry;
//         siz[ry] += siz[rx];
//     }

//     bool same(ll x, ll y) {
//         ll rx = root(x);
//         ll ry = root(y);
//         return rx == ry;
//     }

//     ll size(ll x) {
//         return siz[root(x)];
//     }
// };

//     vector<ll> par;
//     vector<ll> siz;
    
//     UnionFind(ll N): par(N), siz(N,1LL) {
//         for (ll i=0;i<N;i++) par[i] = i;
//     }

//     ll root(ll x) {
//         if (par[x] == x) return x;
//         else return par[x] = root(par[x]);
//     }

//     void unite(ll x, ll y) {
//         ll rx = root(x);
//         ll ry = root(y);
//         if (rx == ry) return;
//         par[rx] = ry;
//         siz[ry] += siz[rx];
//     }

//     bool same(ll x, ll y) {
//         ll rx = root(x);
//         ll ry = root(y);
//         return rx == ry;
//     }

//     ll size(ll x) {
//         return siz[root(x)];
//     }
// };

int main(void) {
    int N;
    vector<ull> A(100010)
    cin >> N;
    for (int i=0;i<N;i++) cin >> A[i];
    ull res = 1;
    for (int i=0;i<N;i++) {
        if (A[i] == 0) {
            cout << 0 << endl;
            return 0;
        }
    }
    for (int i=0;i<N;i++) {
        res *= A[i];
        cout << res << endl;
        if (res > 1000000000000000000 || res < 0) {
            cout << -1 << endl;
            return 0;
        }
    }
    cout << res << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:88:5: error: expected ',' or ';' before 'cin'
   88 |     cin >> N;
      |     ^~~
Language: Java

import java.math.BigInteger;
import java.util.Scanner;

public class Qn2 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s = new Scanner(System.in);
		
		BigInteger n = s.nextBigInteger();
		
		BigInteger res = new BigInteger("1");
		
		for (int i = 0; i<n.intValue(); i++) {
			res = res.multiply(s.nextBigInteger());
		}
		
		if (res.compareTo(new BigInteger("1000000000000000000")) == 1){
			System.out.print(-1);
		}else {
			System.out.print(res);
		}
		
		
	}

}


Compiler output:
Main.java:4: error: class Qn2 is public, should be declared in a file named Qn2.java
public class Qn2 {
       ^
1 error
Language: C++

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

int main() {
  long long N,B;
  long long i = 0;
  
  cin >> N;
  long A[N];
  
  B=1;
  while(i<N){
    B=B*A[i];
    i++;
  }
  If ( B > 1000000000000000000 ) {
    B=-1;
  }
cout << B;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:3: error: 'If' was not declared in this scope
   16 |   If ( B > 1000000000000000000 ) {
      |   ^~
Language: Java

import java.util.*;

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


Compiler output:
Main.java:13: error: variable c might not have been initialized
        	c = c*b[i];
        	    ^
Main.java:15: error: variable c might not have been initialized
        System.out.println(c);
                           ^
2 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
  
int main(){
  int n;
  long long ans = 1;
  long long tmp;
  long long limit = 1000000000000000000
  cin>>n;
  for(int i = 0; i<n; i++){
    cin>>tmp;
    ans *= tmp;
  }
  if(ans>limit)
    cout<<-1<<endl;
  else
    cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: expected ',' or ';' before 'cin'
    9 |   cin>>n;
      |   ^~~
Language: C

#include<stdio.h>
#include<math.h>
#define　ull unsigned long long
int main(){
  int n,c=0;
  ull ans=1,a[10010];
  scanf("%d",&n);
  for(ingt i=1;i<=n;i++){
    scanf("%llu",&a[i]);
    c+=log10(a[i]);
    if(c>=18){
      printf("-1");
      return 0;
    };
    ans*=a[i];
  };
  printf("%llu",ans);
};

Compiler output:
main.c:3:8: error: macro names must be identifiers
    3 | #define　ull unsigned long long
      |        ^~
main.c: In function 'main':
main.c:6:3: error: unknown type name 'ull'
    6 |   ull ans=1,a[10010];
      |   ^~~
main.c:8:7: error: unknown type name 'ingt'; did you mean 'int'?
    8 |   for(ingt i=1;i<=n;i++){
      |       ^~~~
      |       int
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
typedef pair<int, int> P;

int64_t aa[100010];
int main()
{
  int64_t s=1;
  int64_t n,b = 1;
  
  cin >> n;
  rep(i,n){
    cin >> aa[i];
    if(aa[i] == 0){
      b = 0;
    }
    else if(aa[i] >= 2){
      b = 2;
    }
  }
  if(b){
    rep(i,n){
   　 s *= aa[i];
 　　    if(s > 1000000000000000000){
 　　    s = -1;
         }
    }
  }
  else{
    s = 0;
  }
  if(b == 2 && s == 1){
    s = -1;
  }
  cout << s << endl;  
    
  return 0;
}


Compiler output:
a.cc:25:4: error: extended character 　 is not valid in an identifier
   25 |    　 s *= aa[i];
      |    ^
a.cc:26:2: error: extended character 　 is not valid in an identifier
   26 |  　　    if(s > 1000000000000000000){
      |  ^
a.cc:26:2: error: extended character 　 is not valid in an identifier
a.cc:27:2: error: extended character 　 is not valid in an identifier
   27 |  　　    s = -1;
      |  ^
a.cc:27:2: error: extended character 　 is not valid in an identifier
a.cc: In function 'int main()':
a.cc:25:4: error: '\U00003000' was not declared in this scope
   25 |    　 s *= aa[i];
      |    ^~
a.cc:26:2: error: '\U00003000\U00003000' was not declared in this scope
   26 |  　　    if(s > 1000000000000000000){
      |  ^~~~
Language: C

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

int main()
{
	long A,N,i;
	long ans;
	
	scanf("%d", &N);
	
	// 整数の入力
	for(i; i < N ; i++)
	{
		scanf("%d", &A);
		ans = ans * A;
	}
	
	// 出力
	if(ans < 10^18){
		printf("%d",ans);
	
	}else{
		printf("-1")
	}
	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:25:29: error: expected ';' before '}' token
   25 |                 printf("-1")
      |                             ^
      |                             ;
   26 |         }
      |         ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define IOS ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
using namespace std;
const ll MOD = 1e9 + 7; 
ll pow(ll x,ll y);
const ll chk = 1000000000000000000;
int main() {
    IOS;
    ll n;
    cin >> n;
    ll ans = 1;
    for(ll i=1;i<=n;i++)
    {
        ll x; cin >> x;
        ans*=x;
        if(ans>chk){ ans = -1; break }
    }
    if(ans>chk) ans = -1;
    cout << ans;
    return 0;
}

ll pow(ll x, ll y) 
{ 
    ll result = 1; 
    while (y) { 
        if (y & 1) 
            result = result * x % MOD; 
        y = y / 2; 
        x = x * x % MOD; 
    } 
    return result; 
} 
;


Compiler output:
a.cc: In function 'int main()':
a.cc:17:37: error: expected ';' before '}' token
   17 |         if(ans>chk){ ans = -1; break }
      |                                     ^~
      |                                     ;
Language: C++

#include<bits/stdc++.h>
using namespace std
  
int main(){
  int n;
  long long ans = 1;
  long long tmp;
  long long limit = 1000000000000000000
  cin>>n;
  for(int i = 0; i<n; i++){
    cin>>tmp;
    ans *= tmp;
  }
  if(ans>limit)
    cout<<-1<<endl;
  else
    cout<<ans<<endl;
}

Compiler output:
a.cc:2:20: error: expected ';' before 'int'
    2 | using namespace std
      |                    ^
      |                    ;
    3 | 
    4 | int main(){
      | ~~~                 
a.cc: In function 'int main()':
a.cc:9:3: error: expected ',' or ';' before 'cin'
    9 |   cin>>n;
      |   ^~~
Language: Java

import java.util.*;

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


Compiler output:
Main.java:12: error: cannot find symbol
        for(i=0; i < A; i++){
            ^
  symbol:   variable i
  location: class Main
Main.java:12: error: cannot find symbol
        for(i=0; i < A; i++){
                 ^
  symbol:   variable i
  location: class Main
Main.java:12: error: cannot find symbol
        for(i=0; i < A; i++){
                        ^
  symbol:   variable i
  location: class Main
Main.java:13: error: cannot find symbol
        	c = c*b[i];
        	        ^
  symbol:   variable i
  location: class Main
4 errors
Language: C++

import numpy as np
n = int(input())
num = list(map(int,input().split()))
num = np.array(num)
ans = np.prod(num)
if(ans > 10**18):
    print(-1)
else:
    print(ans)

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import numpy as np
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

#include <bits/stdc++.h>
#include <math.h>
#include <vector>
#include <queue>
#include <iomanip>
#include <string>
using namespace std;
using Graph = vector<vector<int>>;
#define rep(i,n) for(int i=0;i<n;i++)
#define rep_1 (i,j,n) for(int i=j;i<n;i++)
typedef long long ll;
typedef long l;
const ll l_INF = 101010101000;
const int INF = 1010101010;
const int dx[4] = {-1,0,1,0};
const int dy[4] = {0,-1,0,1};
using vi = vector<int>;
using vvi = vector<vi>;
using pii = pair<int,int>;

int main(){
  int n;
  cin>>n;
  vector<ll> a(n);
  rep(i,n) cin >> a[i];
  rep(i,n){
    if(a[i]==0){
      cout <<0;
      return 0;
    }
  }
  ll ans=1;
    ans*= a[i];
    if(1e18/ans<a[i]){
      cout <<-1;
      return 0;
    }
  }
  cout << ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:13: error: 'i' was not declared in this scope
   33 |     ans*= a[i];
      |             ^
a.cc: At global scope:
a.cc:39:3: error: 'cout' does not name a type
   39 |   cout << ans;
      |   ^~~~
a.cc:40:1: error: expected declaration before '}' token
   40 | }
      | ^
Language: C++

#include <iostream>
using namespace std;

long long int INF = 1000000000000000000;

int main(){
  long long int n, pro;
  cin >> n;
  long long int a[n];
  pro = 1;
  for(int i = 0; i < n; i++){
    cin >> a[i];
    if(a[i] == 0) {
      pro = 0;
      break;
    }
  }
  if(pro != 0) {
    for(int i = 0; i < n; i++){
      pro *= a;
      cout << pro << endl;
      if(pro > INF){
        pro = -1;
        break;
      }
    }
  }
  cout << pro << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:11: error: invalid operands of types 'long long int' and 'long long int*' to binary 'operator*'
   20 |       pro *= a;
      |       ~~~~^~~~
a.cc:20:11: note:   in evaluation of 'operator*=(long long int, long long int*)'
Language: C++

a = int(input())
li = list(map(int,input().split()))
total = 1
i = 1
for i in range(a):
    total = total*li[i]
    if total > 1000000000000000000:
        total = -1
        break
for i in range(a):
    if i == 0:
        total = 0

print(total)

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

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

int main(){
	ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    
    unsigned long long n;
    cin>>n;
    unsigned long long a[n];
  	unsigned long long i;
    for(i=0;i<n;i++){
    	cin>>a[i];
	}
	unsigned long long pro=1;
	for (i = 0; i < n; i++){
        pro *= arr[i];
    }
    
    if(pro>1000000000000000000){
    	cout<<"-1"<<endl;
	}
	else{
		cout<<pro<<endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:16: error: 'arr' was not declared in this scope
   19 |         pro *= arr[i];
      |                ^~~
Language: C++

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

int main() {
  long long N,B;
  long long i = 0;
  
  cin >> N;
  long A[N];
  
  B=1;
  while(i<N){
    B=B*A[i];
    i++;
  }
  If(B>1000000000000000000){
    B=-1;
  }
cout << B;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:3: error: 'If' was not declared in this scope
   16 |   If(B>1000000000000000000){
      |   ^~
Language: C++

#include <algorithm>     //sort,二分探索,など
#include <bitset>        //固定長bit集合
#include <cmath>         //pow,logなど
#include <complex>       //複素数
#include <deque>         //両端アクセスのキュー
#include <functional>    //sortのgreater
#include <iomanip>       //setprecision(浮動小数点の出力の誤差)
#include <iostream>      //入出力
#include <iterator>      //集合演算(積集合,和集合,差集合など)
#include <map>           //map(辞書)
#include <numeric>       //iota(整数列の生成),gcdとlcm(c++17)
#include <queue>         //キュー
#include <set>           //集合
#include <stack>         //スタック
#include <string>        //文字列
#include <unordered_map> //イテレータあるけど順序保持しないmap
#include <unordered_set> //イテレータあるけど順序保持しないset
#include <utility>       //pair
#include <vector>        //可変長配列
#define CO(a, b, c) ((a) ? (b) : (c))
#define rep(i, n) for (int i = 0; i < (n); ++i)

using namespace std;
typedef long long ll;

int main(void)
{

    int n;
    cin >> n;
    vector<long long int> a(n);
    long long int ans = 1;
    for (auto &&i : a)
    {
        cin >> i;
    }
    for (auto &&i : a)
    {
        if (ans < 1000000000000000000LL / i) // || (ans * i) > 1000000000000000000)
        {
            ans = -1;
            break;
        }
        ans *= i;
    }
    if (ans < 1000000000000000000LL / i) // || (ans * i) > 1000000000000000000)
    {
        ans = -1;
    }
    printf("%lld", ans);

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:46:39: error: 'i' was not declared in this scope
   46 |     if (ans < 1000000000000000000LL / i) // || (ans * i) > 1000000000000000000)
      |                                       ^
Language: C

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

int main()
{
	int i;
	int A,N;
	long ans;
	
	scanf("%d", &N);
	
	// 整数の入力
	for(int i; i < N ; i++)
	{
		scanf("%d", &A);
		ans = ans * A;
	}
	
	// 出力
	if(ans < 10^18){
		printf("%d",ans);
	
	}else{
		printf("-1")
	}
	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:26:29: error: expected ';' before '}' token
   26 |                 printf("-1")
      |                             ^
      |                             ;
   27 |         }
      |         ~
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
typedef pair<int, int> P;

int64_t aa[100010];
int main()
{
  int64_t s=1;
  int64_t n,b = 1;
  
  cin >> n;
  rep(i,n){
    cin >> aa[i];
    if(aa[i] == 0){
      b = 0;
    }
    else if(aa[i] >= 2){
      b = 2;
  }
  if(b){
  rep(i,n){
    s *= aa[i];
  if(s > 1000000000000000000){
      s = -1;
  }
  }
  }
  else{
    s = 0;
  }
  if(b == 2 && s == 1){
    s = -1;
  }
  cout << s << endl;  
    
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:39:2: error: expected '}' at end of input
   39 | }
      |  ^
a.cc:9:1: note: to match this '{'
    9 | {
      | ^
Language: C++

#include <iostream>
using namespace std;

int main() {
  int64_t N,ans;
  ans = 1;
  cin >> N;
  int64_t A[N];
  for (int i = 0; i < N; i++) {
    cin >> A[i];
  }
  for (int i = 0; i < N; i++) {
    if (A[i] == 0) {
      ans = 0;
    }
  }
  for (int i = 0; i < N; i++) {
    ans *= A[i];
    if (ans > 1000000000000000000) {
      ans = -1;
      break;
    }
  }
  
  
  
    
    cout << ans << endl;
}

#include <iostream>
using namespace std;

int main() {
  int64_t N,ans;
  ans = 1;
  cin >> N;
  int64_t A[N];
  for (int i = 0; i < N; i++) {
    cin >> A[i];
  }
  for (int i = 0; i < N; i++) {
    if (A[i] == 0) {
      ans = 0;
    }
  }
  for (int i = 0; i < N; i++) {
    ans *= A[i];
    if (ans > 1000000000000000000) {
      ans = -1;
      break;
    }
  }
  
  
  
    
    cout << ans << endl;
}



Compiler output:
a.cc:34:5: error: redefinition of 'int main()'
   34 | int main() {
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main() {
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long int n;
  cin>>n;
  long long long int ans=1,b;
  b=1000000000000000000;
  for(long int i=0;i<n;i++){
    long long int a;
    cin>>a;
    if(ans!=-1)
    ans=a*ans;
    if(a>b||ans>b)
      ans=-1;
    if(a==0){
      ans=0;
      break;
    }
  }
  cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: 'long long long' is too long for GCC
    6 |   long long long int ans=1,b;
      |             ^~~~
Language: C++

#![allow(unused_imports)]
#![allow(dead_code)]

use proconio::input;
use std::collections::*;

fn main() {
    input! {
        n:usize,
        a:[i128;n],
    }
    let mut ans = 1;
    let max: i128 = 1000000000000000000;
    for i in 0..n {
        if a[i] == 0 {
            println!("{}", 0);
            return;
        }
    }
    for i in 0..n {
        ans *= a[i];
        if ans > max {
            ans = -1;
            break;
        }
    }
    println!("{}", ans);
}

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #!
    1 | #![allow(unused_imports)]
      |  ^
a.cc:2:2: error: invalid preprocessing directive #!
    2 | #![allow(dead_code)]
      |  ^
a.cc:14:14: error: too many decimal points in number
   14 |     for i in 0..n {
      |              ^~~~
a.cc:20:14: error: too many decimal points in number
   20 |     for i in 0..n {
      |              ^~~~
a.cc:4:1: error: 'use' does not name a type
    4 | use proconio::input;
      | ^~~
a.cc:5:1: error: 'use' does not name a type
    5 | use std::collections::*;
      | ^~~
a.cc:7:1: error: 'fn' does not name a type
    7 | fn main() {
      | ^~
Language: C++

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

int main() {
  long long N,B;
  long long i = 0;
  
  cin >> N;
  long A[N];
  
  B=1;
  while(i<N){
    B=B*A[i];
    i++;
  }
  If(000000000000000000){
    B=-1;
  }
cout << B;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:3: error: 'If' was not declared in this scope
   16 |   If(000000000000000000){
      |   ^~
Language: C

#include <stdio.h>
#include <math.h>
int main(void)
{
  int i,n;
  int a[1000];
  long long int product = 1;
  scanf("%d", &n);
  for(i = 0;i<n;i++){
    if(a[i]=0){
      product = 0;
      break;
    }
  scanf("%d", &a[i]);
  product = product*a[i];
}
if(product > pow(10,18));
printf("-1");
else
printf("%d", product);

return 0;

}


Compiler output:
main.c: In function 'main':
main.c:19:1: error: 'else' without a previous 'if'
   19 | else
      | ^~~~
Language: C++

#include<iostream>
#include<vector>
 
int main(){
std::vector<int> input;
int n = 0;
  std::cin >> n;
  if(n>=2 && n <=100000){
  input.resize(n);
  }
  for(int i = 0; i < n; i++){
  std::cin >> input[i];
  }
  int result = input[0];
  
  for(int i = 1; i < n; i++){
  result *=input[i]; 
  }
  if(result > 1000000000000000000){
    std::cout << -1 << std::endl;
  } else {
    std:cout << result << std::endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   22 |     std:cout << result << 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
      |                  ^~~~
Language: C

#include <stdio.h>

int main(void) {
	int N = 0;
	unsigned long int a[100000] = { 0 };
	unsigned long int ans = 1;

	scanf("%lu", &N);

	for (int i = 0; i < N; i++) {
		scanf("%ld", &a[i]);
		if (a[i] == 0) {
			printf("0");
			return 0;
		}
	}

	for (int i = 0; i < N; i++) {
		ans = ans * a[i];
		if (ans > 1000000000000000000) {
			printf("-1");
			return 0;
		}
	}
	printf("%lu", &ans)
}

Compiler output:
main.c: In function 'main':
main.c:25:28: error: expected ';' before '}' token
   25 |         printf("%lu", &ans)
      |                            ^
      |                            ;
   26 | }
      | ~
Language: C++

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

int main(){
	ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    
    unsigned long long n;
    cin>>n;
    unsigned long long a[n];
    for(int i=0;i<n;i++){
    	cin>>a[i];
	}
	unsigned long long pro=1;
	for (i = 0; i < n; i++){
        pro *= arr[i];
    }
    
    if(pro>1000000000000000000){
    	cout<<"-1"<<endl;
	}
	else{
		cout<<pro<<endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: 'i' was not declared in this scope
   17 |         for (i = 0; i < n; i++){
      |              ^
a.cc:18:16: error: 'arr' was not declared in this scope
   18 |         pro *= arr[i];
      |                ^~~
Language: C

#include<stdio.h>
#include<stdlib.h>
int main(){
	int n;
	scanf("%d",&n);
	uint64_t a[n];
	for(int i = 0; i < n; i++){
		scanf("%llu", &a[i]);
		if(a[i] == 0){
			puts("0");
			return 0;
		}
	}
	uint64_t sum = 1;
	for(int i = 0; i < n; i++){
		sum *= a[i];
		if(sum > 1000000000000000000){
			puts("-1");
			return 0;
		}
	}
	printf("%llu\n", sum);

	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:6:9: error: unknown type name 'uint64_t'
    6 |         uint64_t a[n];
      |         ^~~~~~~~
main.c:3:1: note: 'uint64_t' is defined in header '<stdint.h>'; this is probably fixable by adding '#include <stdint.h>'
    2 | #include<stdlib.h>
  +++ |+#include <stdint.h>
    3 | int main(){
main.c:14:9: error: unknown type name 'uint64_t'
   14 |         uint64_t sum = 1;
      |         ^~~~~~~~
main.c:14:9: note: 'uint64_t' is defined in header '<stdint.h>'; this is probably fixable by adding '#include <stdint.h>'
Language: C++

        #include<bits/stdc++.h>
        using namespace std;
        typedef long long ll;
         
        int main()
        {
           long long n, mul = 1, k = 0;
           cin>>n;
          ll a[n];
          for(ll i = 0; i < n; i++)
          {
            cin>>a[i];
          }
          for(ll i = 0; i < n; i++)
          {
			mul*=ar[i];
            if((mul == pow(10,18)) && i < n )
            {
                cout<<"-1"<<endl;
              k++;
              break;
             }
          }
          if(k !=0)
          {
			cout<<mul<<endl;
          }
           
           return 0;
        }

Compiler output:
a.cc: In function 'int main()':
a.cc:16:30: error: 'ar' was not declared in this scope; did you mean 'a'?
   16 |                         mul*=ar[i];
      |                              ^~
      |                              a
Language: C++

int n;
    cin >> n;
    ll a[n];
    ll ans = 1;
    rep(i, 0, n)
    {
        cin >> a[i];
    }
    sort(a, a + n);
    rep(i, 0, n)
    {
        ans = ans * a[i];
        if (ans > 1000000000000000000)
        {
            cout << -1 << endl;
            return 0;
        }
    }
    cout << ans << endl;

Compiler output:
a.cc:2:5: error: 'cin' does not name a type
    2 |     cin >> n;
      |     ^~~
a.cc:3:5: error: 'll' does not name a type
    3 |     ll a[n];
      |     ^~
a.cc:4:5: error: 'll' does not name a type
    4 |     ll ans = 1;
      |     ^~
a.cc:5:8: error: expected constructor, destructor, or type conversion before '(' token
    5 |     rep(i, 0, n)
      |        ^
a.cc:9:9: error: expected constructor, destructor, or type conversion before '(' token
    9 |     sort(a, a + n);
      |         ^
a.cc:10:8: error: expected constructor, destructor, or type conversion before '(' token
   10 |     rep(i, 0, n)
      |        ^
a.cc:19:5: error: 'cout' does not name a type
   19 |     cout << ans << endl;
      |     ^~~~
Language: Java

public class Main{
    public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int N = Integer.parseInt(sc.next());
    Long sum = 1L;
    Long max = 0L;
    Long b = 1000000000000000000L;
    Long [] a = new Long[N];
    for(int i = 0; i<N ;i++){
      a[i] = sc.nextLong();
      if(a[i]==0){
        System.out.println(0);
        return;
      }
    }
    for(int i = 0; i<N ;i++){
      sum = sum * a[i];
      if(sum>=max && sum<=b){
        max = sum;
      }else{
        System.out.println(-1);
        return;
      }
    }  
    System.out.println(sum);
  }
}

Compiler output:
Main.java:3: error: cannot find symbol
    Scanner sc = new Scanner(System.in);
    ^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
    Scanner sc = new Scanner(System.in);
                     ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++


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


int main() {
  int N;
  cin >> N;
  vector<ll> A;
  ll a;
  rep(i, N) { 
    cin >> a;
    A.push_back(a);
  }

  ll ans = 1;
  rep(i, N) { ans *= A[i]; }

  if (ans > powl(10, 18)) {
    ans = -1;
    cout << ans << endl;
    return 0;
    }
  cout << ans << endl;

  return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:29:12: error: expected '}' at end of input
   29 |   return 0;
      |            ^
a.cc:9:12: note: to match this '{'
    9 | int main() {
      |            ^
Language: Java

#include <algorithm>
#include <cassert>
#include <cmath>
#include <functional>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>
using namespace std;
typedef long long ll;
// const int INF = (1 << 30) - 1;
// const ll L_INF = (1LL << 62) - 1;
// const ll MOD = 1e9 + 7;
// const double PI = M_PI;

const ll MAX = pow(10, 18);
ll N;
vector<ll> A;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cin >> N;
  A.resize(N);
  for (int i = 0; i < N; i++) {
    ll tmp;
    cin >> tmp;
    A[i] = tmp;
    if (A[i] == 0) {
      cout << 0 << endl;
      return 0;
    }
  }

  ll ans = 1;
  for (int i = 0; i < N; i++) {
    if (ans > MAX / A[i]) {
      ans = -1;
      break;
    }
    ans *= A[i];
  }
  cout << ans << endl;
  return 0;
}


Compiler output:
Main.java:1: error: illegal character: '#'
#include <algorithm>
^
Main.java:2: error: illegal character: '#'
#include <cassert>
^
Main.java:3: error: illegal character: '#'
#include <cmath>
^
Main.java:4: error: illegal character: '#'
#include <functional>
^
Main.java:5: error: illegal character: '#'
#include <iomanip>
^
Main.java:6: error: illegal character: '#'
#include <iostream>
^
Main.java:7: error: illegal character: '#'
#include <map>
^
Main.java:8: error: illegal character: '#'
#include <numeric>
^
Main.java:9: error: illegal character: '#'
#include <queue>
^
Main.java:10: error: illegal character: '#'
#include <set>
^
Main.java:11: error: illegal character: '#'
#include <stack>
^
Main.java:12: error: illegal character: '#'
#include <string>
^
Main.java:13: error: illegal character: '#'
#include <vector>
^
Main.java:15: error: class, interface, enum, or record expected
typedef long long ll;
^
Main.java:21: error: class, interface, enum, or record expected
const ll MAX = pow(10, 18);
^
Main.java:22: error: unnamed classes are a preview feature and are disabled by default.
ll N;
^
  (use --enable-preview to enable unnamed classes)
Main.java:26: error: not a statement
  ios::sync_with_stdio(false);
  ^
Main.java:28: error: not a statement
  cin >> N;
      ^
Main.java:32: error: not a statement
    cin >> tmp;
        ^
Main.java:35: error: not a statement
      cout << 0 << endl;
                ^
Main.java:48: error: not a statement
  cout << ans << endl;
              ^
Main.java:26: error: ';' expected
  ios::sync_with_stdio(false);
                      ^
22 errors
Language: Java

/* package codechef; // don't place package name! */
import java.math.BigInteger;
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.Collections;
/* Name of the class has to be "Main" only if the class is public. */
public class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
		    Scanner k=new Scanner(System.in);
		    int t;
		    t=k.nextInt();
		       long a[]=new long[t];
		       for(int i=0;i<t;i++)
		       a[i]=k.nextLong();
		       int flag=0;
		       BigInteger b=new BigInteger("1");
		       BigInteger c=new BigInteger("1000000000000000000");
		       for(int i=0;i<t;i++)
		      {
		          if(BigInteger.valueOf(a[i]).compareTo(c)==1)
		          {
		              flag=1;
		              break;
		          }
		          b=b.multiply(BigInteger.valueOf(a[i]));
		          if(b.compareTo(c)==1)
		          {
		              flag=1;
		              break;
		          }
		      }
		      if(flag==1)
		      System.out.println("-1");
		      else
		      System.out.println(b);
		        }
	}
}

Compiler output:
Main.java:41: error: class, interface, enum, or record expected
}
^
1 error
Language: Java

import java.util.*;

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

Compiler output:
Main.java:12: error: variable c might not have been initialized
        	c = c*b[i];
        	    ^
Main.java:14: error: variable c might not have been initialized
        System.out.println(c);
                           ^
2 errors
Language: C++

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

int main(){
  int N;
  cin >> N;
  long long kekka = 1;
  for(int i = 0; i < N; i++){
    long long a;
    if(a == 0){
    kekka = 0
    }else{
    cin >> a;
    kekka *= a;
    }
  }
  if(kekka > 1000000000000000000){
    cout << -1 << endl;
  }else if(kekka < 0){
    cout << -1 << endl; 
  }else{
    cout << kekka << endl;;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:14: error: expected ';' before '}' token
   11 |     kekka = 0
      |              ^
      |              ;
   12 |     }else{
      |     ~
Language: C++

#include <iostream>
#include <cmath>
 
using namespace std;
 
int main()
{
  unsigned long long int n,m,l=1,j,i;
  cin>>n;
  
  for(i=0;i<n;i++)
  {
    cin>>m;
    l=l*m;
  }
  j=pow(10,18)
  
  if((l/j)>=1)
    cout<<"-1"<<endl;
  else cout<<l<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:15: error: expected ';' before 'if'
   16 |   j=pow(10,18)
      |               ^
      |               ;
   17 | 
   18 |   if((l/j)>=1)
      |   ~~           
a.cc:20:3: error: 'else' without a previous 'if'
   20 |   else cout<<l<<endl;
      |   ^~~~
Language: C++

#include<iostream>
#include<vector>

int main(){
std::vector<int> input;
int n = 0;
  std::cin >> n;
  if(n>=2 && n <=100000){
  input.resize(n);
  }
  for(int i = 0; i < n; i++){
  std::cin >> input[i];
  }
  int result = input[0];
  
  for(int i = 1; i < n; i++){
  result *=input[i]; 
  }
  if(result > 1000000000000000000){
    std::cout << -1 << endl;
  } else {
    std:cout << result << endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:24: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   20 |     std::cout << -1 << endl;
      |                        ^~~~
      |                        std::endl
In file included from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:22:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   22 |     std:cout << result << endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:22:27: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   22 |     std:cout << result << 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>
#include <boost/multiprecision/cpp_int.hpp>
#define MOD 1000000007
#define ll long long int
#define fastio ios_base::sync_with_stdio(false);cin.tie(NULL);
 
using namespace std;

std::ostream& operator<<(std::ostream& os, __int128 t) {
    // TODO: Convert t to string
    return os << str;
}
 
int main()
{
	
    fastio
    ll n;
  int128_t x, ans=1;;
  cin>>n;
  for(int i=0; i<n; i++)
  {
    cin>>x;
    ans*=x;
    if(ans>1e18)
    {
      ans=-1;
      break;
    }
  }
  cout<<ans;
}

Compiler output:
a.cc:2:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    2 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: Java

import java.util.*;

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

Compiler output:
Main.java:11: error: variable i is already defined in method main(String[])
        	for(int i=0; i < A; i++){
        	        ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{int n;
 cin>>n;
 int ans=1;
int P[n-1];
  for(int kk=0;kk<n;kk++)
  { 
    cin>>P[kk];
    ans*=P[kk];
  if(ans<=1000000000000000000)
  {
    cout<<ans<<endl; 
  }
 else{cout<<-1<<endl;}
return 0;
  } 

Compiler output:
a.cc: In function 'int main()':
a.cc:18:4: error: expected '}' at end of input
   18 |   }
      |    ^
a.cc:4:1: note: to match this '{'
    4 | {int n;
      | ^
Language: C++

#include <iostream>
#include <cmath>
 
using namespace std;
 
int main()
{
  long long int n,m,l=1,j;
  cin>>n;
  
  for(i=0;i<n;i++)
  {
    cin>>m;
    l=l*m;
  }
  j=pow(10,18)
  
  if((l/j)>=1)
    cout<<"-1"<<endl;
  else cout<<l<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:7: error: 'i' was not declared in this scope
   11 |   for(i=0;i<n;i++)
      |       ^
a.cc:16:15: error: expected ';' before 'if'
   16 |   j=pow(10,18)
      |               ^
      |               ;
   17 | 
   18 |   if((l/j)>=1)
      |   ~~           
a.cc:20:3: error: 'else' without a previous 'if'
   20 |   else cout<<l<<endl;
      |   ^~~~
Language: C++

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

using namespace std;

int main(){
    int n;
    cin >> n;
    vector<long long> a(n);
    for(auto& ai: a) cin >> ai;
    long long out = 1, prev_out;
    bool is_over = false;
    for(auto ai : a){
        if(ai == 0){
            out =0;
            is_over = false;
            break;
        }else if(!is_over){
            prev_out = out;
            out *= ai;
            if(prev_out != out/ai || out > (long long)1e18) is_over = true;
        }
    }

    cout << (is_over ? -1 : out) << endl;

    return 0; 


Compiler output:
a.cc: In function 'int main()':
a.cc:30:14: error: expected '}' at end of input
   30 |     return 0;
      |              ^
a.cc:9:11: note: to match this '{'
    9 | int main(){
      |           ^
Language: Java

import java.util.Arrays;
import java.util.Scanner;

public class B {


    public static void main(String args[])
    {
        Scanner sc=new Scanner(System.in);
        int n = sc.nextInt();
        long arr[] = new long[n];
        for(int i=0;i<n;i++)
        {
            arr[i]=sc.nextLong();
        }

        Arrays.sort(arr);
        long ans=1;
        if(arr[0]==0)
        {
            System.out.println(0);
        }
        else
        {
            boolean flag=false;
            for(int i=n-1;i>=0;i--)
            {

                if(arr[i]>1000000000000000000l/ans)
                {
                    System.out.println(-1);
                    flag=true;
                    break;
                }
                ans=ans*arr[i];
            }
                if(!flag)
                {
                    System.out.println(ans);
                }

        }
    }
}


Compiler output:
Main.java:4: error: class B is public, should be declared in a file named B.java
public class B {
       ^
1 error
Language: Java

import java.util.*;
public class Main{
  Scanner sc = new Scanner(System.in);
		      int N = sc.nextInt();
		      long a = 1;
		      for(int i = 0; i < N; i++) {
		        a *= sc.nextLong();
		      }
		      if(a >= Math.pow(10, 18)){
		        System.out.println("-1");
		      } else {
		    	  System.out.println(a);
		      }
}

Compiler output:
Main.java:6: error: illegal start of type
		      for(int i = 0; i < N; i++) {
		      ^
Main.java:6: error: > or ',' expected
		      for(int i = 0; i < N; i++) {
		                          ^
Main.java:6: error: <identifier> expected
		      for(int i = 0; i < N; i++) {
		                             ^
Main.java:9: error: illegal start of type
		      if(a >= Math.pow(10, 18)){
		      ^
Main.java:9: error: <identifier> expected
		      if(a >= Math.pow(10, 18)){
		          ^
Main.java:9: error: <identifier> expected
		      if(a >= Math.pow(10, 18)){
		                      ^
Main.java:9: error: illegal start of type
		      if(a >= Math.pow(10, 18)){
		                       ^
Main.java:11: error: illegal start of type
		      } else {
		        ^
8 errors
Language: C++

import sys

n = int(input())
ans = 1
ass = input().split(" ")

for b in ass:
	a = int(b)
	if ans == -1:
		if a == 0:
			ans = 0
	else:
		ans *= a
		if ans > 1000000000000000000:
			ans = -1;
		
print(ans)


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import sys
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:17:6: error: expected constructor, destructor, or type conversion before '(' token
   17 | print(ans)
      |      ^
Language: C++

#include <iostream>
#include <vector>
using System;
using namespace std;
 
int main(){
  
	int n;
  long int ans=1;
	cin >> n;
    vector<long int> vec(n);
  try{
    checked{
  for (int i=0;i<n;i++){
    cin >> vec.at(i);
    ans*=vec.at(i);
  } 
    }
  }
  catch(OverflowException ex){
    cout << "-1";
    return 0;
  }
  
  cout << ans;
  
}



Compiler output:
a.cc:3:7: error: expected nested-name-specifier before 'System'
    3 | using System;
      |       ^~~~~~
a.cc: In function 'int main()':
a.cc:13:5: error: 'checked' was not declared in this scope
   13 |     checked{
      |     ^~~~~~~
a.cc:20:9: error: 'OverflowException' does not name a type
   20 |   catch(OverflowException ex){
      |         ^~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
long long main() {
  long long N;
  cin >> N;
  
  vector<long long> A(N);
    
  for (long long i=0; i<N; i++) {
    cin >> A.at(i); 
  }
    
  long long S;
  S = 1;
   
  for (long long i=0; i<N; i++) {
    S = S*A.at(i);
  }
  
  if (S <= 1000000000000000000){
    cout << S << endl;
  }
  else {
    cout << "-1" << endl;
  }
}

Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

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

int main ()
{

int n;
cin >> n;

int arr[n];


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

long long sum = 1;


for(int i=0;i<n;i++)
{
 sum = sum*arr[i];
}

if(sum > INT_MAX)
{
  cout << "-1";
}
else
{
  cout << sum;
}





}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:10: error: 'INT_MAX' was not declared in this scope
   27 | if(sum > INT_MAX)
      |          ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include<cmath>
  +++ |+#include <climits>
    3 | using namespace std;