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

#include <iostream>
using namespace std;

int main() {
	int n;
  	cin >> n;
  	unsigned long long x;
  	unsigned long long z = 1;
  	bool flag = false;
  	for (int i = 0; i < n; i++ )
    {
      cin >> x;
      
      if (x == 0) 
      {
        cout << 0 << endl;
        return 0;
      }
      if (x <= 1000000000000000000/z)
      {
        z = z*x;
      }
      else {
              	cout << -1 << endl;
        return 0
      }
    }
  		cout << z << endl;
  
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:17: error: expected ';' before '}' token
   25 |         return 0
      |                 ^
      |                 ;
   26 |       }
      |       ~
Language: C++

#include <iostream>
using namespace std;

int main() {
	int n;
  	cin >> n;
  	unsinged long long x;
  	unsigned long long z = 1;
  	bool flag = false;
  	for (int i = 0; i < n; i++ )
    {
      cin >> x;
      z = z*x;
      if (z > 1000000000000000000)
      {
        flag = true;
      }
      if (x == 0) 
      {
        flag = false;
      }
    }
  
  	if (!flag) 
    {
  		cout << z << endl;
    }
  	else
    {
      	cout << -1 << endl;
    }
  
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:9: error: 'unsinged' was not declared in this scope; did you mean 'unsigned'?
    7 |         unsinged long long x;
      |         ^~~~~~~~
      |         unsigned
a.cc:12:14: error: 'x' was not declared in this scope
   12 |       cin >> x;
      |              ^
Language: C++

#include <iostream>
using namespace std;

int main() {
	int n;
  	cin >> n;
  	long x;
  	long longz = 1;
  	for (int i = 0; i < n; i++ )
    {
      cin >> x;
      z = z*x;
      if (z > 1000000000000000000)
      {
        cout << -1 << endl;
        return 0;
      }
    }
  	cout << z << endl;
  
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:7: error: 'z' was not declared in this scope
   12 |       z = z*x;
      |       ^
a.cc:19:17: error: 'z' was not declared in this scope
   19 |         cout << z << endl;
      |                 ^
Language: C++

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

int main() {
	int n;
  	cin >> n;
  	long x;
  	long z = 1;
    for (int i = 0; i < n; i++)
    {
      cin >> x;
      z = z*x;
      if (z < 0)
      {
        cout << -1 << endl;
        return
      }
    }
  	cput z << endl;
  
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:7: error: expected primary-expression before '}' token
   18 |       }
      |       ^
a.cc:17:15: error: expected ';' before '}' token
   17 |         return
      |               ^
      |               ;
   18 |       }
      |       ~        
a.cc:20:9: error: 'cput' was not declared in this scope
   20 |         cput z << endl;
      |         ^~~~
Language: C++

#include<iostream>
#include<cmath>
using namespace std;
int main(void){
  int N;
  int A[1000100];
  int a=1;
  cin >> N;
  for(int i=0; i<N; ++i){
    cin >> A[i];
    a*=A[i];
  }
  int k=pow(10,18);
  if(a>k){
    cout << -1 <<endl;
  }else{
    cout << a << endl;
  }
  
  return 0;
}
#include<iostream>
#include<cmath>
using namespace std;
int main(void){
  int N;
  int A[1000100];
  int a=1;
  cin >> N;
  for(int i=0; i<N; ++i){
    cin >> A[i];
    a*=A[i];
  }
  if(a>1.0e+18){
    cout << -1 <<endl;
  }else{
    cout << a << endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   13 |   int k=pow(10,18);
      |         ~~~^~~~~~~
a.cc: At global scope:
a.cc:25:5: error: redefinition of 'int main()'
   25 | int main(void){
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main(void){
      |     ^~~~
Language: C++

#include<iostream>
#include<cmath>
using namespace std;
int main(void){
  int N;
  int A[1000100];
  int a=1;
  cin >> N;
  for(int i=0; i<N; ++i){
    cin >> A[i];
    a*=A[i];
  }
  int k=pow(10,18);
  if(a>k){
    cout << -1 <<endl;
  }else{
    cout << a << endl;
  }
  
  return 0;
}
#include<iostream>
#include<cmath>
using namespace std;
int main(void){
  int N;
  int A[1000100];
  int a=1;
  cin >> N;
  for(int i=0; i<N; ++i){
    cin >> A[i];
    a*=A[i];
  }
  if(a>1.0e+18){
    cout << -1 <<endl;
  }else{
    cout << a << endl;
  }
  
  return 0;
}
提出情報

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   13 |   int k=pow(10,18);
      |         ~~~^~~~~~~
a.cc: At global scope:
a.cc:25:5: error: redefinition of 'int main()'
   25 | int main(void){
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main(void){
      |     ^~~~
a.cc:42:1: error: '\U000063d0\U000051fa\U000060c5\U00005831' does not name a type
   42 | 提出情報
      | ^~~~~~~~
Language: C++

#include<iostream>
using namespace std;
int main(void){
  int N;
  int n=pow(10,5);
  int A[n];
  int a=1;
  cin >> N;
  for(int i=0; i<N; ++i){
    cin >> A[i];
    a*=A[i];
  }
  if(a>pow(10,18)){
    cout << -1 <<endl;
  }else{
    cout << a << endl;
  }
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'pow' was not declared in this scope
    5 |   int n=pow(10,5);
      |         ^~~
Language: C++

#include<iostream>
using namespace std;
int main(void){
  int N, A[pow(10, 5)];
  int a=1;
  cin >> N;
  for(int i=0; i<N; ++i){
    cin >> A[i];
    a*=A[i];
  }
  if(a>pow(10,18)){
    cout << -1 <<endl;
  }else{
    cout << a << endl;
  }
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:12: error: 'pow' was not declared in this scope
    4 |   int N, A[pow(10, 5)];
      |            ^~~
a.cc:8:12: error: 'A' was not declared in this scope
    8 |     cin >> A[i];
      |            ^
Language: C++

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

#define ll long long int 

int main()
{
	
	ll n,i;
	scanf("%lld",&n);
	
	long double s=0;
	for(i = 0 ; i < n ; i++ )
	scanf("%lld",&a[i])
	for(i=0;i<n;i++)
	{
		if(a[i]==0)
		{
			printf("0\n");
			return 0;
		}
	}
	s=0;
	for(i=0;i<n;i++)
	{
		s+=log10(a[i]);
	}
	if(s>18)
	{
	    printf("-1\n");
		return 0;
	}
	ll ans=1;
	for(i=0;i<n;i++)
	{
		ans*=a[i];
	}
	if(ans>1000000000000000000)
	{
		printf("-1\n");
		return 0;
	}
	printf("%lld\n",ans);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:23: error: 'a' was not declared in this scope
   14 |         scanf("%lld",&a[i])
      |                       ^
a.cc:15:24: error: expected ';' before ')' token
   15 |         for(i=0;i<n;i++)
      |                        ^
      |                        ;
a.cc:26:26: error: 'a' was not declared in this scope
   26 |                 s+=log10(a[i]);
      |                          ^
a.cc:36:22: error: 'a' was not declared in this scope
   36 |                 ans*=a[i];
      |                      ^
Language: C++

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

#define ll long long int 

int main()
{
	
	ll n,i;
	scanf("%lld",&n);
	
	long double s=0;
	for(i = 0 ; i < n ; i++ )
	scanf("%lld",&a[i])
	for(i=0;i<n;i++)
	{
		if(a[i]==0)
		{
			printf("0\n");
			return 0;
		}
	}
	s=0;
	for(i=0;i<n;i++)
	{
		s+=log10(a[i]);
	}
	if(s>18)
	{
	    printf("-1\n");
		return 0;
	}
	int ans=1;
	for(i=0;i<n;i++)
	{
		ans*=a[i];
	}
	if(ans>1000000000000000000)
	{
		printf("-1\n");
		return 0;
	}
	printf("%lld\n",ans);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:23: error: 'a' was not declared in this scope
   14 |         scanf("%lld",&a[i])
      |                       ^
a.cc:15:24: error: expected ';' before ')' token
   15 |         for(i=0;i<n;i++)
      |                        ^
      |                        ;
a.cc:26:26: error: 'a' was not declared in this scope
   26 |                 s+=log10(a[i]);
      |                          ^
a.cc:36:22: error: 'a' was not declared in this scope
   36 |                 ans*=a[i];
      |                      ^
Language: C++

#include<iostream>
using namespace std;
int main(){
  int n;
  cin>>n;
  long long int x = 1;
  for(int i=0;i<n;i++){
    long long int inp;
    cin>>inp;
    x = (x*inp)%1e19;
  }
  if(x>1e18)
    cout<<-1;
  else
    cout<<x;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:16: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   10 |     x = (x*inp)%1e19;
      |         ~~~~~~~^~~~~
      |           |     |
      |           |     double
      |           long long int
Language: C++

#include <iostream>
using namespace std;
int main(void){
    int c,i=0;
    long l,a=0,b=1000000000000000000;
    cin>>c
      c-=1
    while(cin>>l) {
 
        if (i == 0) {
            a = l;
        }
        a *= l;
        if (i == c){
          if (a < b){
            cout << a;
          } else {
            cout << -1;
          }
        }
        i++;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:11: error: expected ';' before 'c'
    6 |     cin>>c
      |           ^
      |           ;
    7 |       c-=1
      |       ~
Language: C++

int main(void){
    int l, i=0;
    long a=0,b=1000000000000000000;
    while(cin>>l) {
 
        if (i == 0) {
            a = l;
        }
        a *= l;
        if (i == 9){
          if (a < b){
            cout << a;
          } else {
            cout << -1;
          }
        }
        i++;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:11: error: 'cin' was not declared in this scope
    4 |     while(cin>>l) {
      |           ^~~
a.cc:12:13: error: 'cout' was not declared in this scope
   12 |             cout << a;
      |             ^~~~
a.cc:14:13: error: 'cout' was not declared in this scope
   14 |             cout << -1;
      |             ^~~~
Language: C++

#include <iostream>
using namespace std;
int main(void){
    int l, i=0;
    long a=0,b=1000000000000000000;
    while(cin>>l) {
 
        if (i == 0) {
            a = l;
        }
        a *= l;
        if (i == 9){
          if (a < b){
            cout << a;
          } else {
            cout << -1;
        }
        i++;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:2: error: expected '}' at end of input
   20 | }
      |  ^
a.cc:3:15: note: to match this '{'
    3 | int main(void){
      |               ^
Language: C++

#include <iostream>
 
using namespace std;
 
int main(void){
    int l, i=0;
    long a=0,b=1000000000000000000;
    while(cin>>l) {
 
        if (i == 0) {
            a = l;
        } else if (i < 9){
          a *= l;
        } else if (a < b){
          cout << a;
        } else {
          cout << -1;
        }
        i++;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:20:6: error: expected '}' at end of input
   20 |     }
      |      ^
a.cc:5:15: note: to match this '{'
    5 | int main(void){
      |               ^
Language: C++

#include <iostream>
 
using namespace std;
 
int main(void){
    int l, i=0, a=0,b=1000000000000000000;
    while(cin>>l) {
 
        if (i == 0) {
            a = l;
        } else if (i < 9){
          a *= l;
        } else if (a < b){
          cout << a;
        } else {
          cout << -1;
        }
        i++;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:6:23: warning: overflow in conversion from 'long int' to 'int' changes value from '1000000000000000000' to '-1486618624' [-Woverflow]
    6 |     int l, i=0, a=0,b=1000000000000000000;
      |                       ^~~~~~~~~~~~~~~~~~~
a.cc:19:6: error: expected '}' at end of input
   19 |     }
      |      ^
a.cc:5:15: note: to match this '{'
    5 | int main(void){
      |               ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define IO ios::sync_with_stdio(false), cin.tie(0), cout.tie(0)
const int inf = 0x3f3f3f3f;
typedef long long ll;
const int maxn = 1e5+10;
const ll mod=1e9+7;
#define MAXN 40100
ll gcd(ll T, ll b) { return b == 0 ? T : gcd(b, T % b); }
ll lcm(ll T, ll b) { return T / gcd(T, b) * b; }
#pragma GCC optimize("O3")
#pragma G++ optimize("O3")
 
ll mul(ll a,ll b, ll c) {
    ll ans = 0;
    while(b) {
        if(b&1) {
            ans= (ans+a)%c;
            b--;
        }
        b>>=1;
        a=(a+a)%c;
    }
    return ans;
}
 
ll powmod(ll a,ll b,ll c) {
    ll ans = 1;
    while(b) {
        if(b&1) {
            ans = mul(ans,a,c);
            b--;
        }
        b>>=1;
        a=mul(a,a,c);
    }
    return ans ;
}
 
ll exgcd(ll a,ll b,ll &x,ll &y) {
    if(b==0)
    {
        x=1;y=0;
        return a; 
    }
    ll r=exgcd(b,a%b,x,y);
    ll temp=y;
    y=x-(a/b)*y;
    x=temp;
    return r;
}

int main() {
    IO;
    ll n,m;
    cin>>n;
    ll ans=1;
    bool flag=true;
    for(int i=0;i<n;i++) {
    	ll x;
    	cin>>x;
    	if(x==0) {
    		flag=false;
		}
		else if(x!=0&&flag==true) {
			ll cnt=ans*x;
			if(t>1e18) {
				flag=false;
			}
			ans=cnt;
		}
	}
	if(flag==true) {
		cout<<ans<<"\n";
	}
	else {
		cout<<"-1\n";
	}
    


    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:67:28: error: 't' was not declared in this scope
   67 |                         if(t>1e18) {
      |                            ^
Language: C

#include <stdio.h>

int main(){
  int n;
  scanf("%d", &n);
  
  int x[n];
  for(int i=0; i<n; i++){
    scanf("%d", &x[i]);
  }
  int fx = 1;
  for(i=0; i<n; i++){
    fx *= x[i];
  }
  if(fx > pow(10, 18)){
    printf("-1\n");
  }else{
    printf("%d\n", fx);
  }
  
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:12:7: error: 'i' undeclared (first use in this function)
   12 |   for(i=0; i<n; i++){
      |       ^
main.c:12:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:15:11: error: implicit declaration of function 'pow' [-Wimplicit-function-declaration]
   15 |   if(fx > pow(10, 18)){
      |           ^~~
main.c:2:1: note: include '<math.h>' or provide a declaration of 'pow'
    1 | #include <stdio.h>
  +++ |+#include <math.h>
    2 | 
main.c:15:11: warning: incompatible implicit declaration of built-in function 'pow' [-Wbuiltin-declaration-mismatch]
   15 |   if(fx > pow(10, 18)){
      |           ^~~
main.c:15:11: note: include '<math.h>' or provide a declaration of 'pow'
Language: C++

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

#define fast_io ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);

using namespace std;

#define debug(x) cout<<(#x)<<"="<<(x)<<", ";
#define debug1(x) debug(x) cout<<'\n';
#define debug2(x1, x2) debug(x1) debug(x2) cout<<'\n';
#define debug3(x1, x2, x3) debug(x1) debug(x2) debug(x3) cout<<'\n';
#define debug4(x1, x2, x3, x4) debug(x1) debug(x2) debug(x3) debug(x4) cout<<'\n';
#define debug5(x1, x2, x3, x4, x5) debug(x1) debug(x2) debug(x3) debug(x4) debug(x5) cout<<'\n';

#define fcout cout<<fixed<<setprecision(15)
#define repp(i,j,k) for(int i=j; i<k; ++i)
#define rep(i,j) repp(i,0,j)
#define rrep(i,j,k) for(int i=j; i>=k; --i)
#define all(x) (x).begin(), (x).end()
#define sort(x) sort(x.begin(), x.end())
#define lb(x,val) lower_bound(x.begin(), x.end(), val)
#define ub(x,val) upper_bound(x.begin(), x.end(), val)
#define pb(x) emplace_back(x);

typedef long long int lli;
typedef pair<int,int> pii;
typedef pair<lli,lli> pll;
typedef vector<int> vi;
typedef vector<lli> vl;
typedef tuple<int, int, lli> tiil;

//const lli M=998244353ll;
const lli M=1000000007ll;
const double D=1.0;

int main(){
	fast_io
	int n; cin>>n;
	lli k=1ll,h;
	bool neg=false;
	rep(i,n){
		cin>>h;
		if(k>(lli)(1e18/h) neg=true;
		k=k*h;
	}
	if(neg) cout<<"-1";
	else cout<<k;

	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:51:35: error: expected ';' before 'neg'
   51 |                 if(k>(lli)(1e18/h) neg=true;
      |                                   ^~~~
      |                                   ;
a.cc:52:22: error: expected ')' before ';' token
   52 |                 k=k*h;
      |                      ^
      |                      )
a.cc:51:19: note: to match this '('
   51 |                 if(k>(lli)(1e18/h) neg=true;
      |                   ^
Language: C++

#include <iostream>
using namespace std;

int main(){
	int n,j=1;
    cin >> n;
    int f[n];
    for(int i=0; i<n;i++){
        cin >> f[i];
        j*f[i];
    }
    if(std::pow(10,18)<=j){
        cout << -1;
    }
    else{
        cout << j;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:13: error: 'pow' is not a member of 'std'
   12 |     if(std::pow(10,18)<=j){
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int n,a[110];
  long long ans;
  
  cin >> n;
  for (i=0;i<n;++i)
    cin >>a[i];
  
  ans=0;
  for (i=0;i<n;++i)
  {
    if (ans * a[i] <= 1000000000000000000)
      ans *= a[i];
    else
    {
      ans = -1;
      break;
    }
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:8: error: 'i' was not declared in this scope
    9 |   for (i=0;i<n;++i)
      |        ^
a.cc:13:8: error: 'i' was not declared in this scope
   13 |   for (i=0;i<n;++i)
      |        ^
Language: C++

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


int main() {
    long long g = 1;
    rep(i,18) g *= 10;
    int n;
    cin >> n;
    long long ans = 1;
    vector<long long> vec(n)
    rep(i,n) cin >> vec.at(i);
    sort(vec.begin(), vec.end());
    rep(i,n) {
        ans *= vec.at(i);
        if(ans == 0) break;
        if(a > g/ans) {
            ans = -1;
            break;
        }
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:12: error: 'a' was not declared in this scope
   18 |         if(a > g/ans) {
      |            ^
Language: C++

#include<iostream>
#include<cmath>
#include<numeric>
#include<functional>
#include<string>
#include<algorithm>
#include<vector>
#include<map>
#include<iomanip>
#include<queue>
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<n;i++)
#define ll long long
#define INF 2147483647
using namespace std;
using Graph=vector<vector<int>>;

int main(){
  ll n; cin>>n; ll a[n]; ll m=1000000000000000000LL
  for(int i=0;i<n;i++){
    cin>>a(i]; 
  }
  sort(a,a+n);
  ll product=1;
  if(a[0]==0){
    cout<<0;
  }else{
    bool b=true;
    for(int i=0;i<n;i++){
      if(product>=((long double)m)/a[i]){
        b=false;
      }else{
        product*=a[i];
      }
    }
    if(b){
      cout<<product;
    }else{
      cout<<-1;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:3: error: expected ',' or ';' before 'for'
   20 |   for(int i=0;i<n;i++){
      |   ^~~
a.cc:20:15: error: 'i' was not declared in this scope
   20 |   for(int i=0;i<n;i++){
      |               ^
Language: C++

#include<iostream>
#include<cmath>
#include<numeric>
#include<functional>
#include<string>
#include<algorithm>
#include<vector>
#include<map>
#include<iomanip>
#include<queue>
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<n;i++)
#define ll long long
#define INF 2147483647
using namespace std;
using Graph=vector<vector<int>>;

int main(){
  ll n; cin>>n; ll a[n]; ll m=1000000000000000000LL
  rep(i,n){
    cin>>a[i]; 
  }
  sort(a,a+n);
  ll product=1;
  if(a[0]==0){
    cout<<0;
  }else{
    bool b=true;
    rep(i,n){
      if(product>=((long double)m)/a[i]){
        b=false;
      }else{
        product*=a[i];
      }
    }
    if(b){
      cout<<product;
    }else{
      cout<<-1;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:18: error: expected ',' or ';' before 'for'
   11 | #define rep(i,n) for(int i=0;i<n;i++)
      |                  ^~~
a.cc:20:3: note: in expansion of macro 'rep'
   20 |   rep(i,n){
      |   ^~~
a.cc:20:7: error: 'i' was not declared in this scope
   20 |   rep(i,n){
      |       ^
a.cc:11:30: note: in definition of macro 'rep'
   11 | #define rep(i,n) for(int i=0;i<n;i++)
      |                              ^
Language: C++

#include<iostream>
#include<cmath>
#include<numeric>
#include<functional>
#include<string>
#include<algorithm>
#include<vector>
#include<map>
#include<iomanip>
#include<queue>
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<n;i++)
#define ll long long
#define INF 2147483647
using namespace std;
using Graph=vector<vector<int>>;

int main(){
  ll n; cin>>n; ll a[n]; ll m=1000000000000000000LL
  rep(i,n){
    cin>>a(i]; 
  }
  sort(a,a+n);
  ll product=1;
  if(a[0]==0){
    cout<<0;
  }else{
    bool b=true;
    rep(i,n){
      if(product>=((long double)m)/a[i]){
        b=false;
      }else{
        product*=a[i];
      }
    }
    if(b){
      cout<<product;
    }else{
      cout<<-1;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:18: error: expected ',' or ';' before 'for'
   11 | #define rep(i,n) for(int i=0;i<n;i++)
      |                  ^~~
a.cc:20:3: note: in expansion of macro 'rep'
   20 |   rep(i,n){
      |   ^~~
a.cc:20:7: error: 'i' was not declared in this scope
   20 |   rep(i,n){
      |       ^
a.cc:11:30: note: in definition of macro 'rep'
   11 | #define rep(i,n) for(int i=0;i<n;i++)
      |                              ^
Language: C++

#include<iostream>
#include<cmath>
#include<numeric>
#include<functional>
#include<string>
#include<algorithm>
#include<vector>
#include<map>
#include<iomanip>
#include<queue>
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<n;i++)
#define ll long long
#define INF 2147483647
using namespace std;
using Graph=vector<vector<int>>;

int main(){
  ll n; cin>>n; ll a[n]; ll m=1000000000000000000LL
  rep(i,n){ cin>>a(i]; }
  sort(a,a+n);
  ll product=1;
  if(a[0]==0){
    cout<<0;
  }else{
    bool b=true;
    rep(i,n){
      if(product>=((long double)m)/a[i]){
        b=false;
      }else{
        product*=a[i];
      }
    }
    if(b){
      cout<<product;
    }else{
      cout<<-1;
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:18: error: expected ',' or ';' before 'for'
   11 | #define rep(i,n) for(int i=0;i<n;i++)
      |                  ^~~
a.cc:20:3: note: in expansion of macro 'rep'
   20 |   rep(i,n){ cin>>a(i]; }
      |   ^~~
a.cc:20:7: error: 'i' was not declared in this scope
   20 |   rep(i,n){ cin>>a(i]; }
      |       ^
a.cc:11:30: note: in definition of macro 'rep'
   11 | #define rep(i,n) for(int i=0;i<n;i++)
      |                              ^
Language: Java

import java.util.*;

public class Main {
  private static final double MAX = 1e18;
  
  public static void main(String args[]) {
  	double multiplication = 0;
    Scanner in = new Scanner(Syste.in);
    int n = in.nextInt();
    for (int i=0; i<n; i++) {
      int num = in.nextInt();
      multiplication *= num;
      if (multiplication == 0) {
        break;
      }
      
      if (multiplication > MAX) {
        System.out.print(-1);
        return;
      }
    }
    
    System.out.print(multiplication);
  }
}


Compiler output:
Main.java:8: error: cannot find symbol
    Scanner in = new Scanner(Syste.in);
                             ^
  symbol:   variable Syste
  location: class Main
1 error
Language: Java

import java.util.*;

public class Main {
  private const double MAX = 1e18;
  public static void main(String args[]) {
  	double multiplication = 0;
    Scanner in = new Scanner(Syste.in);
    int n = in.nextInt();
    for (int i=0; i<n; i++) {
      int num = in.nextInt();
      multiplication *= num;
      if (multiplication == 0) {
        break;
      }
      
      if (multiplication > MAX) {
        System.out.print(-1);
        return
      }
    }
    
    System.out.print(multiplication);
  }
}

Compiler output:
Main.java:4: error: illegal start of type
  private const double MAX = 1e18;
          ^
Main.java:19: error: illegal start of expression
      }
      ^
2 errors
Language: C++

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

int main() {
  int N;
  cin >> N;
  vector<int>A(N);
  for(int i=0; i<N; i++){
    cin >> A.at(i);
  }
  int K=1;
  for(int j=0; j<N; j++){
    K=K*A.at(j);
  }
  if(K > 10**18){
    cout << "-1" << endl;
  }
  else{
    cout << K << endl;
  }
}






Compiler output:
a.cc: In function 'int main()':
a.cc:15:13: error: invalid type argument of unary '*' (have 'int')
   15 |   if(K > 10**18){
      |             ^~~
Language: C++

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

int main() {
  int N;
  cin >> N;
  vector<int>A(N);
  for(int i=0; i<N; i++){
    cin >> A.at(i);
  }
  int K=1;
  for(i=0; i<N; i++){
    K=K*A.at(i);
  }
  if(K > 10^18){
    cout << '-1'<< endl;
  }
  else{
    cout << K << endl;
  }
}






Compiler output:
a.cc:16:13: warning: multi-character character constant [-Wmultichar]
   16 |     cout << '-1'<< endl;
      |             ^~~~
a.cc: In function 'int main()':
a.cc:12:7: error: 'i' was not declared in this scope
   12 |   for(i=0; i<N; i++){
      |       ^
Language: C++

#include "bits/stdc++.h"
using namespace std;
const int MAX = 700000;
const int MOD = 1000000007;

long long  fac[MAX], finv[MAX], inv[MAX];

// テーブルを作る前処理
void COMinit() {
	fac[0] = fac[1] = 1;
	finv[0] = finv[1] = 1;
	inv[1] = 1;
	for (int i = 2; i < MAX; i++) {
		fac[i] = fac[i - 1] * i % MOD;
		inv[i] = MOD - inv[MOD % i] * (MOD / i) % MOD;
		finv[i] = finv[i - 1] * inv[i] % MOD;
	}
}

// 二項係数計算
long long COM(int n, int k) {
	if (n < k) return 0;
	if (n < 0 || k < 0) return 0;
	return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD;
}
/*第二引数で第一引数を割ったときの切り上げの計算*/
long long int maxtime(long long int x, long long int y){
	return(x + y - 1) / y;

}
/*最大公約数*/
long long int lcm(long long int number1, long long int number2) {
	long long int m = number1;
	long long int n = number2;

	if (number2 > number1) {
		m = number2;
		n = number1;
	}
	long long int s = -1;
	while (s != 0) {
		s = m % n;
		m = n;
		n = s;
	}
	return m;
}
/*最大公倍数*/
long long int gcd(long long int number1, long long int number2) {
	long long int m = number1;
	long long int n = number2;
	return m / lcm(m, n) * n;
}
/*逆元計算*/
long long int  modinv(long long a, long long m) {
	long long int b = m, u = 1, v = 0;
	while (b) {
		long long int t = a / b;
		a -= t * b; swap(a, b);
		u -= t * v; swap(u, v);
	}
	u %= m;
	if (u < 0) u += m;
	return u;
}
// index が条件を満たすかどうか
vector<long long int >meguru;
bool isOK(int index, int key) {
	if (meguru[index] >= key) return true;
	else return false;
}
// 汎用的な二分探索のテンプレ
int binary_search(int key) {
	int left = -1; //「index = 0」が条件を満たすこともあるので、初期値は -1
	int right = (int)meguru.size(); // 「index = a.size()-1」が条件を満たさないこともあるので、初期値は a.size()
	/* どんな二分探索でもここの書き方を変えずにできる！ */
	while (right - left > 1) {
		int mid = left + (right - left) / 2;

		if (isOK(mid, key)) right = mid;
		else left = mid;
	}
	/* left は条件を満たさない最大の値、right は条件を満たす最小の値になっている */
	return right;
}
long long modpow(long long a, long long n, long long mod) {
	long long res = 1;
	while (n > 0) {
		if (n & 1) res = res * a % mod;
		a = a * a % mod;
		n >>= 1;
	}
	return res;
}

int main() {
	long long int sum = 1;
	int n;
	cin >> n;
	int k = 0;
	for (int i = 0; i < n; i++) {
		long long int a;
		cin >> a;
		if (sum * a > long long int (1000000000000000000)) {
			k = 1;
		}
		else {
			sum = sum * a;
		}
		if (a == 0) {
			cout << 0;
			return 0;
		}
	}
	if (k == 1) {
		cout << -1;
		return 0;
	}
	cout << sum;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:104:31: error: expected primary-expression before 'long'
  104 |                 if (sum * a > long long int (1000000000000000000)) {
      |                               ^~~~
a.cc:104:30: error: expected ')' before 'long'
  104 |                 if (sum * a > long long int (1000000000000000000)) {
      |                    ~         ^~~~~
      |                              )
Language: C++

#include "bits/stdc++.h"
using namespace std;
const int MAX = 700000;
const int MOD = 1000000007;

long long  fac[MAX], finv[MAX], inv[MAX];

// テーブルを作る前処理
void COMinit() {
	fac[0] = fac[1] = 1;
	finv[0] = finv[1] = 1;
	inv[1] = 1;
	for (int i = 2; i < MAX; i++) {
		fac[i] = fac[i - 1] * i % MOD;
		inv[i] = MOD - inv[MOD % i] * (MOD / i) % MOD;
		finv[i] = finv[i - 1] * inv[i] % MOD;
	}
}

// 二項係数計算
long long COM(int n, int k) {
	if (n < k) return 0;
	if (n < 0 || k < 0) return 0;
	return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD;
}
/*第二引数で第一引数を割ったときの切り上げの計算*/
long long int maxtime(long long int x, long long int y){
	return(x + y - 1) / y;

}
/*最大公約数*/
long long int lcm(long long int number1, long long int number2) {
	long long int m = number1;
	long long int n = number2;

	if (number2 > number1) {
		m = number2;
		n = number1;
	}
	long long int s = -1;
	while (s != 0) {
		s = m % n;
		m = n;
		n = s;
	}
	return m;
}
/*最大公倍数*/
long long int gcd(long long int number1, long long int number2) {
	long long int m = number1;
	long long int n = number2;
	return m / lcm(m, n) * n;
}
/*逆元計算*/
long long int  modinv(long long a, long long m) {
	long long int b = m, u = 1, v = 0;
	while (b) {
		long long int t = a / b;
		a -= t * b; swap(a, b);
		u -= t * v; swap(u, v);
	}
	u %= m;
	if (u < 0) u += m;
	return u;
}
// index が条件を満たすかどうか
vector<long long int >meguru;
bool isOK(int index, int key) {
	if (meguru[index] >= key) return true;
	else return false;
}
// 汎用的な二分探索のテンプレ
int binary_search(int key) {
	int left = -1; //「index = 0」が条件を満たすこともあるので、初期値は -1
	int right = (int)meguru.size(); // 「index = a.size()-1」が条件を満たさないこともあるので、初期値は a.size()
	/* どんな二分探索でもここの書き方を変えずにできる！ */
	while (right - left > 1) {
		int mid = left + (right - left) / 2;

		if (isOK(mid, key)) right = mid;
		else left = mid;
	}
	/* left は条件を満たさない最大の値、right は条件を満たす最小の値になっている */
	return right;
}
long long modpow(long long a, long long n, long long mod) {
	long long res = 1;
	while (n > 0) {
		if (n & 1) res = res * a % mod;
		a = a * a % mod;
		n >>= 1;
	}
	return res;
}

int main() {
	long long int sum = 1;
	int n;
	cin >> n;
	int k = 0;
	for (int i = 0; i < n; i++) {
		long long int a;
		cin >> a;
		if (sum * a > long long (1000000000000000000)) {
			k = 1;
		}
		else {
			sum = sum * a;
		}
		if (a == 0) {
			cout << 0;
			return 0;
		}
	}
	if (k == 1) {
		cout << -1;
		return 0;
	}
	cout << sum;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:104:31: error: expected primary-expression before 'long'
  104 |                 if (sum * a > long long (1000000000000000000)) {
      |                               ^~~~
a.cc:104:30: error: expected ')' before 'long'
  104 |                 if (sum * a > long long (1000000000000000000)) {
      |                    ~         ^~~~~
      |                              )
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb push_back
#define pii pair<ll,ll>
#define ff first
#define ss second
#define mxx 100005
#define endl "\n"
const ll mod=1e9+7;

ll a=1e18;

int main()
{
    ll n;
    cin>>n;
    vector<ll>v;
    while(n--)
    {
        ll x;
        cin>>x;
        v.pb(x);
        if(x==0)
        {
            k=1;
        }
    }
    
    if(k)
    {
        cout<<0<<endl;
        return 0;
    }

    ll ans=1;
    for(auto it:v)
    {
       if(it>a/ans)
       {
           ans=-1;
           break;
       }
       ans*=it;
    }

    cout<<ans<<endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:13: error: 'k' was not declared in this scope
   26 |             k=1;
      |             ^
a.cc:30:8: error: 'k' was not declared in this scope
   30 |     if(k)
      |        ^
Language: C++

#include<cmath>
#include<iostream>

using namespace std;

int main(){
    int n;
    cin>>n;
    
    long long int sum=1LL;
    int c=0;
    long long int o=1000000000000000000LL
    
    for(int i=1;i<=n;i++){
        long long int t;
        cin>>t;
        if(t>o/sum)
            c++;
        sum *=t;
        if(t==0){
            c=0;
            sum=0;
            break;
        }
    }
    
    cout<<(c ? -1 : sum)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:5: error: expected ',' or ';' before 'for'
   14 |     for(int i=1;i<=n;i++){
      |     ^~~
a.cc:14:17: error: 'i' was not declared in this scope
   14 |     for(int i=1;i<=n;i++){
      |                 ^
Language: Java

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


public class Main {

    public static void main(String[] args) {
    
		Scanner sc = new Scanner(System.in);
		int count = sc.nextInt();
		long max = (long)Math.pow(10, 18);
		long inputNum[] = new long[count];
		BigInteger result = BigInteger.ZERO;
		
		for(int i = 0;i < count;i++){
			inputNum[i] = sc.nextLong();
		}
		
		for(long num : inputNum){
			if(result.compareTo(BigInteger.ZERO)){
				result.add(BigInteger.valueOf(num));
			}else{
				result.multiply(BigInteger.valueOf(num));
			}
		}
		
		if(result.compareTo(BigInteger.valueOf(max)) == 1) {
			System.out.println(-1);
		}else {
			System.out.println(result);
		}
		
	}
}

Compiler output:
Main.java:20: error: incompatible types: int cannot be converted to boolean
			if(result.compareTo(BigInteger.ZERO)){
			                   ^
1 error
Language: Java

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


public class Main {

    public static void main(String[] args) {
    
		Scanner sc = new Scanner(System.in);
		long count = sc.nextInt();
		long max = (long)Math.pow(10, 18);
		long inputNum[] = new long[count];
		BigInteger result = BigInteger.ZERO;
		
		for(int i = 0;i < count;i++){
			inputNum[i] = sc.nextLong();
		}
		
		for(long num : inputNum){
			if(result != BigInteger.ZERO){
				result.add(BigInteger.valueOf(num));
			}else{
				result.multiply(BigInteger.valueOf(num));
			}
		}
		
		if(result.compareTo(BigInteger.valueOf(max)) == 1) {
			System.out.println(-1);
		}else {
			System.out.println(result);
		}
		
	}
}

Compiler output:
Main.java:12: error: incompatible types: possible lossy conversion from long to int
		long inputNum[] = new long[count];
		                           ^
1 error
Language: Java

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


public class Main {

    public static void main(String[] args) {
    
		Scanner sc = new Scanner(System.in);
		long count = sc.nextInt();
		long max = (long)Math.pow(10, 18);
		long inputNum[] = new long[count];
		BigInteger result = BigInteger.ZERO;
		
		for(i=0;i<count;i++){
			inputNum[i] = sc.nextLong();
		}
		
		for(long num : inputNum){
			if(result != BigInteger.ZERO){
				result.add(BigInteger.valueOf(num));
			}else{
				result.multiply(BigInteger.valueOf(num));
			}
		}
		
		if(result.compareTo(BigInteger.valueOf(max)) == 1) {
			System.out.println(-1);
		}else {
			System.out.println(result);
		}
		
	}
}

Compiler output:
Main.java:12: error: incompatible types: possible lossy conversion from long to int
		long inputNum[] = new long[count];
		                           ^
Main.java:15: error: cannot find symbol
		for(i=0;i<count;i++){
		    ^
  symbol:   variable i
  location: class Main
Main.java:15: error: cannot find symbol
		for(i=0;i<count;i++){
		        ^
  symbol:   variable i
  location: class Main
Main.java:15: error: cannot find symbol
		for(i=0;i<count;i++){
		                ^
  symbol:   variable i
  location: class Main
Main.java:16: error: cannot find symbol
			inputNum[i] = sc.nextLong();
			         ^
  symbol:   variable i
  location: class Main
5 errors
Language: Java

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


public class Main {

    public static void main(String[] args) {
    
		Scanner sc = new Scanner(System.in);
		long count = sc.nextInt();
		long max = (long)Math.pow(10, 18);
		long inputNum[] = new long[count];
		BigInteger result = BigInteger.ZERO;
		
		for(i=0;i<count;i++){
			inputNum[i] = sc.nextLong();
		}
		
		for(long num : inputNum){
			if(result != BigInteger.ZERO){
				result.add(num);
			}else{
				result.multiply(num);
			}
		}
		
		if(result.compareTo(BigInteger.valueOf(max)) == 1) {
			System.out.println(-1);
		}else {
			System.out.println(result);
		}
		
	}
}

Compiler output:
Main.java:12: error: incompatible types: possible lossy conversion from long to int
		long inputNum[] = new long[count];
		                           ^
Main.java:15: error: cannot find symbol
		for(i=0;i<count;i++){
		    ^
  symbol:   variable i
  location: class Main
Main.java:15: error: cannot find symbol
		for(i=0;i<count;i++){
		        ^
  symbol:   variable i
  location: class Main
Main.java:15: error: cannot find symbol
		for(i=0;i<count;i++){
		                ^
  symbol:   variable i
  location: class Main
Main.java:16: error: cannot find symbol
			inputNum[i] = sc.nextLong();
			         ^
  symbol:   variable i
  location: class Main
Main.java:21: error: no suitable method found for add(long)
				result.add(num);
				      ^
    method BigInteger.add(BigInteger) is not applicable
      (argument mismatch; long cannot be converted to BigInteger)
    method BigInteger.add(long) is not applicable
      (add(long) is not public in BigInteger; cannot be accessed from outside package)
Main.java:23: error: no suitable method found for multiply(long)
				result.multiply(num);
				      ^
    method BigInteger.multiply(BigInteger) is not applicable
      (argument mismatch; long cannot be converted to BigInteger)
    method BigInteger.multiply(long) is not applicable
      (multiply(long) is not public in BigInteger; cannot be accessed from outside package)
Note: Some messages have been simplified; recompile with -Xdiags:verbose to get full output
7 errors
Language: Java

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


public class Main {

    public static void main(String[] args) {
    
    	BigInteger result = BigInteger.ZERO;
    	Scanner sc = new Scanner(System.in);
		int count = sc.nextInt();
		long max = Math.pow(10, 18);
        
        //入力処理
        for(int i=0;i<count;i++) {
			BigInteger nyuryoku = BigInteger.valueOf(sc.nextLong());
			result= i==0 ? result.add(nyuryoku):result.multiply(nyuryoku);
		}
        
		if(result.compareTo(BigInteger.valueOf(max)) == 1) {
			System.out.println(-1);
		}else {
			System.out.println(result);
		}
		
	}
}

Compiler output:
Main.java:12: error: incompatible types: possible lossy conversion from double to long
		long max = Math.pow(10, 18);
		                   ^
1 error
Language: Java

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


public class Multiplication2 {

    public static void main(String[] args) {
        // TODO 自動生成されたメソッド・スタブ


        //入力数字の数を入力
        Scanner sc=new Scanner(System.in);

        int count=sc.nextInt();
       
        BigInteger result=BigInteger.ZERO;
        BigInteger max=BigInteger.valueOf((long)Math.pow(10, 18));

        //入力処理
        for(int i=0;i<count;i++) {
            long a=sc.nextLong();
            BigInteger nyuryoku=BigInteger.valueOf(a);
            result= i==0 ? result.add(nyuryoku):result.multiply(nyuryoku);
           
        }
   
       
        if(result.compareTo(max)==1) {
            System.out.println(-1);
        }else {
            System.out.println(result);
        }
    }
}

Compiler output:
Main.java:5: error: class Multiplication2 is public, should be declared in a file named Multiplication2.java
public class Multiplication2 {
       ^
1 error
Language: C++

#include<iostream>
 
int main(){
  
  int N;
  int A[100000];
  int ans;
  
  std::cin >> N;
  
  for(int i = 0;i < N;i++){
    cin >> A[i];
    if(i > 0){
      ans *= A[i];
    }
  }
  
  if(ans >= 1000000000){
    std::cout << -1 << std::endl; 
  }else{
    std::cout << ans << std::endl;
  }
  
 return 0; 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
   12 |     cin >> A[i];
      |     ^~~
      |     std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
Language: C++

#include<iostream>

int main(){
  
  int N;
  int A[];
  int ans;
  
  cin >> N;
  
  for(int i = 0;i < N;i++){
    cin >> A[i];
    if(i > 0){
      ans *= A[i];
    }
  }
  
  if(ans >= 1000000000){
    std::cout << -1 << std::endl; 
  }else{
    std::cout << ans << std::endl;
  }
  
 return 0; 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:7: error: storage size of 'A' isn't known
    6 |   int A[];
      |       ^
a.cc:9:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    9 |   cin >> N;
      |   ^~~
      |   std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
Language: C++

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

#define debi(var) "[" << (#var) << " : " << var <<"]" << " "
#define debv(v) "[" << (#v) << " : {";for(int i = 0; i < v.size() - 1; ++i)\
					cout << v[i] <<", ";cout << v.back() << "}] "
#define deba(a,n) "[" << (#a) << " : {";for(int i = 0; i < n - 1; ++i)\
					cout << a[i] << ", ";cout << a[n - 1] << "}] "
#define debp(p) "[" << (#p) << " : {" << p.first << ", " << p.second << "}] "
#define debs(s) "[" << (#s) << " : {";auto _itr = s.begin();\
					for(int k = s.size(); k > 1; --k) {cout << *_itr << ", "; ++_itr;} cout << *_itr << "}] "

typedef long long ll;
/*LETS BEGIN WITH THE NAME OF LORD MAHADEV*/
int main(){
	int n;
	cin >> n;
	ll ans = 1;
	while(n--){
		ll val;
		cin >> val;
		if((ans * val) > (int(1e18){
			cout << -1 << endl;
			return 0;
		}else{
			ans *= val;
		}
	}
	cout << ans;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:44: error: expected ')' before '{' token
   22 |                 if((ans * val) > (int(1e18){
      |                                  ~         ^
      |                                            )
a.cc:25:18: error: expected ')' before 'else'
   25 |                 }else{
      |                  ^~~~
      |                  )
a.cc:22:19: note: to match this '('
   22 |                 if((ans * val) > (int(1e18){
      |                   ^
a.cc:28:9: error: expected primary-expression before '}' token
   28 |         }
      |         ^
Language: C++


#include <cstdio>
#include <algorithm>
#define LL long long
#define num (LL)1000000000000000000
using namespace std;
LL a[100010];
 
int main(){
	int n,i;
	LL ans=1;
	scanf("%d",&n);
	for(i=1;i<=n;i++)scanf("%lld",&a[i]);
	sort(a+1,a+1+n);
	if(a[1]==0){printf("0\n");return 0;}
	for(i=1;i<=n;i++)
		if(a[i]>num/ans){printf("-1\n");return 0;}
		else ans*=a[i];
	printf("%lld\n",ans);
	return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:20:18: error: expected '}' at end of input
   20 |         return 0;
      |                  ^
a.cc:9:11: note: to match this '{'
    9 | int main(){
      |           ^
Language: C++

#include<iostream>
using namespace std;

int main(){
  	int T;
  	cin >> T;
  	long long Ans = 1;
  	while(T--){
      cin >> A;
      Ans = Ans * A;
    }
  	if(Ans > 1000000000000000000){
      	puts("-1");
    }
  	else{
      cout << Ans << "\n";
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:14: error: 'A' was not declared in this scope
    9 |       cin >> A;
      |              ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  int a;
  cin >> a;
  long long b=1;
  vector<long long> b;
  for (int i=0;i<a;i++) {
    long long c;
    cin >> c;
    if (b==-1) continue;
    else if (b*c/10^18>=1) b=-1;
    else b*=c;
  }
  cout << b;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:21: error: conflicting declaration 'std::vector<long long int> b'
    7 |   vector<long long> b;
      |                     ^
a.cc:6:13: note: previous declaration as 'long long int b'
    6 |   long long b=1;
      |             ^
Language: C++

def main():
	N = int(input())
	A = list(map(int,input().split()))

	if 0 in A:
		print(0)
		return 

	prod = 1
	for x in A:
		prod = prod*x
		if prod > 1000000000000000000:
			print(-1)
			return
	print(prod)

main()

Compiler output:
a.cc:1:1: error: 'def' does not name a type
    1 | def main():
      | ^~~
Language: C++

#include<cmath>
#include<iostream>

using namespace std;

int main(){
    double n;
    cin>>n;
    
    long double sum;
    
    if(n==0)
        sum=;
    else
        sum=1;
    
    long double o=pow(10,18);
    
    for(double i=1;i<=n;i++){
        long double t;
        cin>>t;
        sum *=t;
    }
    
     if(sum>o){
            cout<<-1<<endl;
     }else{
        cout<<sum<<endl;
     }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:13: error: expected primary-expression before ';' token
   13 |         sum=;
      |             ^
Language: C++

#include<cmath>
#include<iostream>

using namespace std;

int main(){
    double n;
    cin>>n;
    
    long double sum=1;
    long double o=pow(10,18);
    for(double i=1;i<=n;i++){
        long double t;
        cin>>t;
        sum *=t;
    }
    
     if(sum>=o){
            cout<<-1<<endl;
            goto Exit;
     }else{
        cout<<sum<<endl;
     }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:18: error: label 'Exit' used but not defined
   20 |             goto Exit;
      |                  ^~~~
Language: C++

#include <bits/stdc++>
#define max 10e18
using namespace std;

int main(){
	int n,ans = 0;
  	cin  >>n;
  	int arr[n];
    for(int i = 0; i<n; i++){
      cin >> arr[i];
    }
	for(int i = 0; i<n; i++){
      ans*=arr[i];
    }
  	if(ans>max)
      cout << -1 <<endl;
  	else
      cout << ans<<endl;
	



}

Compiler output:
a.cc:1:10: fatal error: bits/stdc++: No such file or directory
    1 | #include <bits/stdc++>
      |          ^~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long a[100010];
int main()
{
	long long n,ba=1;
	cin>>n;
	for(int t=0;t<n;t++)
	{
		cin>>a[t];
		if(a[t]==0)
		{
			cout<<0;
			return 0;
		}
	}
	for(int t=0;t<n;t++)
	{
		if(long double(ba)>1000000000000000000.0/long double(a[t]))
		{
			cout<<"-1";
			return 0;
		}

		ba*=a[t];
	}
	cout<<ba;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:20: error: expected primary-expression before 'long'
   19 |                 if(long double(ba)>1000000000000000000.0/long double(a[t]))
      |                    ^~~~
a.cc:19:20: error: expected ')' before 'long'
   19 |                 if(long double(ba)>1000000000000000000.0/long double(a[t]))
      |                   ~^~~~
      |                    )
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long a[100010];
int main()
{
	long long n;
	double ba=1;
	cin>>n;
	for(int t=0;t<n;t++)
	{
		cin>>a[t];
		if(a[t]==0)
		{
			cout<<0;
			return 0;
		}
	}
	for(int t=0;t<n;t++)
	{
	    //cout<<"hi ";
		ba*=a[t];
		//if(ba/1!=1)
		if(ba>1000000000000000000)
		{
			cout<<"-1";
			return 0;
		}
	}
	cout<<long long(ba);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:15: error: expected primary-expression before 'long'
   29 |         cout<<long long(ba);
      |               ^~~~