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

#include<iostream>
long long gcd(long long a, long long b) {
  while(a) {
    a %= b;
    swap(a, b);
  }
  return b;
}
long long lcm(long long a, long long b) {
  long long gc = gcd(a, b);
  return a * b / gc;
}
int main () {
  int N;
  long long ans = 1;
  for (int i = 0; i < N; i ++) {
    long long T;
    cin >> T;
    ans = lcm(ans, T);
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'long long int gcd(long long int, long long int)':
a.cc:5:5: error: 'swap' was not declared in this scope
    5 |     swap(a, b);
      |     ^~~~
a.cc:5:5: note: suggested alternatives:
In file included from /usr/include/c++/14/bits/memory_resource.h:47,
                 from /usr/include/c++/14/string:68,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/tuple:2823:5: note:   'std::swap'
 2823 |     swap(tuple<_Elements...>&, tuple<_Elements...>&) = delete;
      |     ^~~~
In file included from /usr/include/c++/14/bits/exception_ptr.h:41,
                 from /usr/include/c++/14/exception:166,
                 from /usr/include/c++/14/ios:41:
/usr/include/c++/14/bits/move.h:226:5: note:   'std::swap'
  226 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/14/bits/move.h:226:5: note:   'std::swap'
/usr/include/c++/14/bits/exception_ptr.h:229:5: note:   'std::__exception_ptr::swap'
  229 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
a.cc: In function 'int main()':
a.cc:18:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
   18 |     cin >> T;
      |     ^~~
      |     std::cin
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:21:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   21 |   cout << ans << 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:21:18: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   21 |   cout << ans << endl;
      |                  ^~~~
      |                  std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: Java

class Main{
    final static long mod = 1000000007;
    //
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        long[] nums = new long[n];
        for(int i = 0; i < n; i++) nums[i] = sc.nextLong();
        sc.close();
        for(int i = 0; i < n - 1; i++){
            nums[i + 1] = lcm(nums[i] , nums[i + 1]);
        }
        System.out.println(nums[n - 1]);
    }
    public static long lcm(long a, long b){
        return a / gcd(a, b) * b;
    }
    public static long gcd(long a, long b){
        while(a % b != 0){
            return gcd(b, a%b);
        }
        return b;
    }
}

Compiler output:
Main.java:5: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:5: 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;

long long gcd(int a, int b)
{
        if (a%b == 0) {
                return b;
        }
        else {
                return (gcd(b, a%b));
        }
}

lonlong lcm(int a, int b)
{
        long long tmp = gcd(a, b);
        return a * b / tmp;
}

int main()
{

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

        int l = lcm(T[0], T[1]);
        cout << l << endl;
        for (int i = 2; i < N; ++i) {
                l = lcm(l, T[i]);
                cout << l << endl;
        }
        cout << l << endl;



}


Compiler output:
a.cc:14:1: error: 'lonlong' does not name a type; did you mean 'ulong'?
   14 | lonlong lcm(int a, int b)
      | ^~~~~~~
      | ulong
Language: C++

#include<iostream>
#include<algorithm>
#include<functional>
using namespace std;

int main(){
  long long n;
  cin >> n;
  long long ret=1;
  function<long long(long long,long long)> gcd =
  [&](long long x,long long y){
    return y ? gcd(y,x%y):x;
  }
  function<long long(long long,long long)> lcm =
  [&](long long x,long long y){
    return x/gcd(x,y)*y;
  }
  for(int i=0;i<n;i++){
    long long x;
    cin >> x;
    ret=lcm(ret,x);
  }
  cout << ret << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:3: error: expected ',' or ';' before 'function'
   14 |   function<long long(long long,long long)> lcm =
      |   ^~~~~~~~
a.cc:21:9: error: 'lcm' was not declared in this scope
   21 |     ret=lcm(ret,x);
      |         ^~~
Language: C++

#include<iostream>
#include<algorithm>

using namespace std;

int main(){
  long long n;
  cin >> n;
  long long ret=1;
  function<long long(long long,long long)> gcd =
  [&](long long x,long long y){
    return y ? gcd(y,x%y):x;
  }
  function<long long(long long,long long)> lcm =
  [&](long long x,long long y){
    return x/gcd(x,y)*y;
  }
  for(int i=0;i<n;i++){
    long long x;
    cin >> x;
    ret=lcm(ret,x);
  }
  cout << ret << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: 'function' was not declared in this scope
   10 |   function<long long(long long,long long)> gcd =
      |   ^~~~~~~~
a.cc:3:1: note: 'std::function' is defined in header '<functional>'; this is probably fixable by adding '#include <functional>'
    2 | #include<algorithm>
  +++ |+#include <functional>
    3 | 
a.cc:10:12: error: expected primary-expression before 'long'
   10 |   function<long long(long long,long long)> gcd =
      |            ^~~~
a.cc:14:12: error: expected primary-expression before 'long'
   14 |   function<long long(long long,long long)> lcm =
      |            ^~~~
a.cc:21:9: error: 'lcm' was not declared in this scope
   21 |     ret=lcm(ret,x);
      |         ^~~
Language: C++

#include<iostream>
#include<algorithm>

using namespace std;

int main(){
  cin >> n;
  long long ret=1;
  function<long long(long long,long long)> gcd =
  [&](long long x,long long y){
    return y ? gcd(y,x%y):x;
  }
  function<long long(long long,long long)> lcm =
  [&](long long x,long long y){
    return x/gcd(x,y)*y;
  }
  for(int i=0;i<n;i++){
    long long x;
    cin >> x;
    ret=lcm(ret,x);
  }
  cout << ret << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:10: error: 'n' was not declared in this scope
    7 |   cin >> n;
      |          ^
a.cc:9:3: error: 'function' was not declared in this scope
    9 |   function<long long(long long,long long)> gcd =
      |   ^~~~~~~~
a.cc:3:1: note: 'std::function' is defined in header '<functional>'; this is probably fixable by adding '#include <functional>'
    2 | #include<algorithm>
  +++ |+#include <functional>
    3 | 
a.cc:9:12: error: expected primary-expression before 'long'
    9 |   function<long long(long long,long long)> gcd =
      |            ^~~~
a.cc:13:12: error: expected primary-expression before 'long'
   13 |   function<long long(long long,long long)> lcm =
      |            ^~~~
a.cc:20:9: error: 'lcm' was not declared in this scope
   20 |     ret=lcm(ret,x);
      |         ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#include <boost/multiprecision/cpp_int.hpp>
int main(void){
    int n;
    cin>>n;
    boost::multiprecision::cpp_int t;
    std::deque<boost::multiprecision::cpp_int> deq;
    for (int i=0;i<n;i++) {
        cin>>t;
        deq.insert(t);
    }
    boost::multiprecision::cpp_int a, b;
    for (int j=0;j+1<n;j++) {
        a=deq[j];
        b=deq[j+1];
        if (a<b) {
            swap(a,b);
        }
        while (a%b!=0) {
            boost::multiprecision::cpp_int tmp=b;
            b=a%b;
            a=tmp;
        }
        deq[j+1]=( deq[j]*deq[j+1]/b );
    }
    cout<<deq.back()<<endl;
}

Compiler output:
a.cc:3:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    3 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
using namespace std;
#include <boost/multiprecision/cpp_int.hpp>
int main(void){
    int n;
    cin>>n;
    boost::multiprecision::cpp_int t;
    std::deque<boost::multiprecision::cpp_int> deq;
    for (int i=0;i<n;i++) {
        cin>>t;
        deq.emplace_back(t);
    }
    boost::multiprecision::cpp_int a, b;
    for (int j=0;j+1<n;j++) {
        a=deq[j];
        b=deq[j+1];
        if (a<b) {
            swap(a,b);
        }
        while (a%b!=0) {
            boost::multiprecision::cpp_int tmp=b;
            b=a%b;
            a=tmp;
        }
        deq[j+1]=( deq[j]*deq[j+1]/b );
    }
    cout<<deq.back()<<endl;
}

Compiler output:
a.cc:3:10: fatal error: boost/multiprecision/cpp_int.hpp: No such file or directory
    3 | #include <boost/multiprecision/cpp_int.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

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

ll gcd(ll a, ll b){
  if(b == 0) return a;
  return gcd(b,a%b);
}

ll lcm(ll a, ll b){
  ll g = gcd(a,b);
  return a*b/g;
}

int main(){
  int n;
  long long kekka;
  cin >> n;
  vector<long long> t(n);

  rep(i,n) cin >> t.at(i);

  ll ans = 1LL,k;

  rep(i,n){
    ans = lcm(ans,t.at(i))
  }

  cout << ans << endl;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:27: error: expected ';' before '}' token
   27 |     ans = lcm(ans,t.at(i))
      |                           ^
      |                           ;
   28 |   }
      |   ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long GCD(long long a,long long b){
  if(b==0){
    return a;
  }
  else{
    return GCD(b,b % a);
  }
}
long long LCM(long long a,long long b){
  return a/GCD(a,b) *b;
}
}
int main(){
  long long N;
  cin >> N;
  long long num[N];
  
  for(int i=0;i<N;i++){
    cin >> num[i];
  }
  for(int i=1;i<N;i++){
    num[i] = LCM(num[i],num[i-1]);
  }
  cout << num[N-1] << endl;
}

Compiler output:
a.cc:14:1: error: expected declaration before '}' token
   14 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long GCD(long long a,long long b){
  if(b==0){
    return a;
  }
  else{
    return GCD(b,b % a);
  }
}
long long LCM(long long a,long long b)}
  return a/GCD(a,b) *b;
}
}
int main(){
  long long N;
  cin >> N;
  long long num[N];
  
  for(int i=0;i<N;i++){
    cin >> num[i];
  }
  for(int i=1;i<N;i++){
    num[i] = LCM(num[i],num[i-1]);
  }
  cout << num[N-1] << endl;
}

Compiler output:
a.cc:11:39: error: expected initializer before '}' token
   11 | long long LCM(long long a,long long b)}
      |                                       ^
a.cc:11:39: error: expected declaration before '}' token
a.cc:12:3: error: expected unqualified-id before 'return'
   12 |   return a/GCD(a,b) *b;
      |   ^~~~~~
a.cc:13:1: error: expected declaration before '}' token
   13 | }
      | ^
a.cc:14:1: error: expected declaration before '}' token
   14 | }
      | ^
a.cc: In function 'int main()':
a.cc:24:14: error: 'LCM' was not declared in this scope
   24 |     num[i] = LCM(num[i],num[i-1]);
      |              ^~~
Language: C++

#include<bits/stdc++.h>
#include<iomanip>
using namespace std;
typedef long long ll;
typedef long  l;
typedef pair<int,int> P;
#define rep(i,n) for(int i=0;i<n;i++)
#define fs first
#define sc second
#define pb push_back
#define mp make_pair
#define eb emplace_back
#define ALL(A) A.begin(),A.end()
const double PI=3.141592653589;
const int INF=1000000007;
const ll LMAX=1000000000000001;
ll gcd(ll a,ll b){if(a<b)swap(a,b);ll c=a%b;while(c!=0){a=b;b=c;c=a%b;}return b;}
ll lcm(ll a,ll b){return a*b/gcd(a,b);}
int dx[]={-1,0,1,0};
int dy[]={0,1,0,-1};

int main(){
  int n; cin>>n;
  vector<ll> t(n);
  rep(i,n) cin>>t[i];
  sort(ALL(t))
  ll ans=t[n-1];
  bool f=1;
  while(f){
    f=0;
    rep(i,n){
      if(ans%t[i]){
        f=1;break;
      }
    }
    if(!f) cout<<ans<<endl;
    else ans+=t[n-1];
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:15: error: expected ';' before 'll'
   26 |   sort(ALL(t))
      |               ^
      |               ;
   27 |   ll ans=t[n-1];
      |   ~~           
a.cc:32:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
   32 |       if(ans%t[i]){
      |          ^~~
      |          abs
a.cc:36:18: error: 'ans' was not declared in this scope; did you mean 'abs'?
   36 |     if(!f) cout<<ans<<endl;
      |                  ^~~
      |                  abs
a.cc:37:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
   37 |     else ans+=t[n-1];
      |          ^~~
      |          abs
Language: Java

import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    int valueLCM = 0;
    ArrayList<Long> list = new ArrayList<>();
    for(int i=0;i<N;i++){
      list.add(sc.nextLong());
    }
    for(int i=0; i<list.size()-1; i++) {
       if(i==0){
         valueLCM = calcLCM(list.get(i),list.get(i+1));
       }else{
         valueLCM = calcLCM(valueLCM,list.get(i+1));
       }
    }    
  }
  
  
   private static long calcLCM(long val1, long val2) {
        long maxValue = Math.max(val1, val2);
        long minValue = Math.min(val1, val2);
        long val3    = maxValue * minValue;
        if(minValue==0) return maxValue;
        long temp;
        while( (temp=maxValue%minValue)!=0 ) {
            maxValue=minValue;
            minValue=temp;
        }

        return val3/minValue;
    }
  

  
}

Compiler output:
Main.java:13: error: incompatible types: possible lossy conversion from long to int
         valueLCM = calcLCM(list.get(i),list.get(i+1));
                           ^
Main.java:15: error: incompatible types: possible lossy conversion from long to int
         valueLCM = calcLCM(valueLCM,list.get(i+1));
                           ^
2 errors
Language: C++

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

#define int long long

 int Euclid(int x,int y){
    if(x < y){
        const int a = x;
        x = y;
        y = a;
    }
    int b = 100000;
        while(b){
            b = x % y;
            x = y;
            y = b;
            if(b == 0) break;
        }
    return x;
}


int lcm(int x,int y){
    int g = Euclid(x,y);
    return x / g * b;
}
signed main(){
    int n;
    cin >> n;
    int ans = 1LL;
    for(int i = 0; i < n; i++){
        int t;
        cin >> t;
        ans = lcm(ans,t);
    }

    
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:25:20: error: 'b' was not declared in this scope
   25 |     return x / g * b;
      |                    ^
Language: Java

import java.util.*;
public class Main {
    public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		long [] in = new long [a];
        String [] str = new String [a];
        boolean b = false;
        for(int i=0;i<a;i++){
                             in[i] = sc.nextLong();
                            }
        Arrays.sort(in);
		long ans = 0;
        while(b = false){ans+=in[a-1];
        for(int i=0;i<a;i++){if(ans%ln[i]==0){if(i==a-1){b = true;}
                                             }else{break;}
                            }                             
                        }       
		System.out.println(ans);
	}
}


Compiler output:
Main.java:15: error: cannot find symbol
        for(int i=0;i<a;i++){if(ans%ln[i]==0){if(i==a-1){b = true;}
                                    ^
  symbol:   variable ln
  location: class Main
1 error
Language: Java

import java.util.*;
public class Main {
    public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		long [] in = new long [a];
        String [] str = new String [a];
        boolean b = false;
        for(int i=0;i<a;i++){
                             in[i] = sc.nextLong();
                            }
        Arrays.sort(ln);
		long ans = 0;
        while(b = false){ans+=ln[a-1];
        for(int i=0;i<a;i++){if(ans%ln[i]==0){if(i==b-1){b = true;}
                                             }else{break;}
                            }                             
                        }       
		System.out.println(ans);
	}
}


Compiler output:
Main.java:12: error: cannot find symbol
        Arrays.sort(ln);
                    ^
  symbol:   variable ln
  location: class Main
Main.java:14: error: cannot find symbol
        while(b = false){ans+=ln[a-1];
                              ^
  symbol:   variable ln
  location: class Main
Main.java:15: error: cannot find symbol
        for(int i=0;i<a;i++){if(ans%ln[i]==0){if(i==b-1){b = true;}
                                    ^
  symbol:   variable ln
  location: class Main
Main.java:15: error: bad operand types for binary operator '-'
        for(int i=0;i<a;i++){if(ans%ln[i]==0){if(i==b-1){b = true;}
                                                     ^
  first type:  boolean
  second type: int
4 errors
Language: Java

import java.util.*;
public class Main {
    public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		long [] in = new long [a];
        String [] str = new String [a];
        boolean b = false;
        for(int i=0;i<a;i++){
                             in[i] = sc.nextLong();
                            }
        Arrays.sort(ln);
		long ans = 0;
        while(b = false){ans+=ln[a-1];
        for(int i=0;i<a;i++){if(ans%ln[i]==0){if(i==b-1){b = true;}}
                            }else{break;}                             
                        }       
		System.out.println(ans);
	}
}


Compiler output:
Main.java:16: error: 'else' without 'if'
                            }else{break;}                             
                             ^
1 error
Language: Java

import java.util.*;
public class Main {
	
    public static Long gcd(Long x,Long y){
        if(x < y) return gcd(y, x);
        if(y == 0) return x;
        return gcd(y, x % y);
    }
    public static Long lcm(Long x,Long y){                                                              
        return x*y/gcd(x,y);                                                                                                                                                                                                                
    }
    public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		long [] in = new long [a];
        String [] str = new String [a];
        for(int i=0;i<a;i++){
                             in[i] = sc.nextlong();
                            }
		long ans = in[0];;
        for(int i=1;i<a;i++){ans = lcm(ans,in[i]);
                            }        
		System.out.println(ans);
	}
}


Compiler output:
Main.java:18: error: cannot find symbol
                             in[i] = sc.nextlong();
                                       ^
  symbol:   method nextlong()
  location: variable sc of type Scanner
1 error
Language: C++

#include <iostream>
using namespace std;

int debug=0;

int N;
long long T[100];

bool is_prime(long long n){
    if (n <= 1) return false;
    else if (num ==2 ) return true;
    else if (num % 2==0) return false;

    for(long long p = 3; p<n;++p)
        if(n%p == 0 ) return false;
    return true;
}

long long calc_gcm(long long m, long long n){
    long long tmp;
    if(debug){
        cout << "calc_gcm(" << m <<"," <<n <<")" << endl;
    }

    if(is_prime(m)) {
        if(debug) cout << "return=" << 1 << endl;
        return 1;

    }

    while (m%n !=0 ){
        tmp = n;
        n = m & n;
        m = tmp;
    }

    if(debug) cout << "return=" << n << endl;

    return n;
}

int main(){
    cin >> N;
    for(int i=0;i<N;++i){
        cin >> T[i];
    }
    
    long long lcm,gcm;

    if(N==1){
        lcm=T[0];
    }else{
        if (T[0] >= T[1])
            gcm = calc_gcm(T[0],T[1]);
        else
            gcm = calc_gcm(T[1],T[0]);

        lcm = T[0] * T[1] / gcm;
        if(debug){
            cout << "gcm=" << gcm << " ";
            cout << "lcm=" << lcm << endl;
        }
        for(int i =2;i<N;++i){
            if(gcm >= T[i]) 
                gcm = calc_gcm(gcm,T[i]);
            else
                gcm = calc_gcm(T[i],gcm);

            if(gcm == 1 ){
                if(lcm < T[i]) lcm = T[i];
            }else{
                lcm = lcm * T[i] / gcm;
            } 

            if(debug){
                cout << i << ":" << "gcm=" << gcm << " ";
                cout << i << ":" << "lcm=" << lcm << endl;
            }
        }

    }
  
    cout << lcm << endl;
    
}

Compiler output:
a.cc: In function 'bool is_prime(long long int)':
a.cc:11:14: error: 'num' was not declared in this scope; did you mean 'enum'?
   11 |     else if (num ==2 ) return true;
      |              ^~~
      |              enum
Language: C++

#include <bits/stdc++.h>
using ll = long long;
using namespace std;
#define rep(i, n) for (int i = 0, i##_len = (int)(n); i < i##_len; i++)
#define reps(i, n) for (int i = 1, i##_len = (int)(n); i <= i##_len; i++)
#define rrep(i, n) for (int i = ((int)(n)-1); i >= 0; i--)
#define rreps(i, n) for (int i = ((int)(n)); i > 0; i--)
#define all(x) (x).begin(), (x).end()
#define F first
#define S second
#define mp make_pair
#define push push_back
#define solve(a) ((a) ? "Yes" : "No")
typedef vector<long long> V;
typedef vector<V> VV;
template <class T>
inline bool chmax(T &a, T b)
{
    if (a < b)
    {
        a = b;
        return 1;
    }
    return 0;
}
template <class T>
inline bool chmin(T &a, T b)
{
    if (a > b)
    {
        a = b;
        return 1;
    }
    return 0;
}
const long long INFLL = 1LL << 62;
const int INF = 1 << 30;
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()
{
    int n;
    cin >> n;
    vector<ll> t(n + 1, 0LL);
    ll ans = 1LL;
    map<ll, int> co;
    int cr = 0;
    ll bef;
    ll test = 2LL;
    rep(i, n)
    {
        cin >> t[i];
        bef = t[i];
        test = 2LL;
        cr = 0;
        while (bef != 1)
        {
            while (bef % test == 0)
            {
                cr++;
                bef /= test;
            }
            co[test] += 0;
            chmax(co[test], cr);
            cr = 0;
            test++;
            if(test*test*test >bef){
                if (int(sqrt(bef)) * int(sqrt(bef))==bef){
                    co[int(sqrt(bef))]+=0;
                    chmax(co[int(sqrt(bef))], 1);
                }else{
                    co[bef] += 0;
                chmax(co[bef], 1);
                bef=1;
            }
        }
    }
    for (auto itr = co.begin(); itr != co.end(); itr++)
    {
        ans *= modpow(itr->first, itr->second, INFLL);
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:93:2: error: expected '}' at end of input
   93 | }
      |  ^
a.cc:51:1: note: to match this '{'
   51 | {
      | ^
Language: C++

#include<bits/stdc++.h>
#define ll long long
using namespace std;
int main()
{ 
    ll N;
    cin>>N;
    vector<ll> T(N);
    for(ll i=0;i<N;i++)
    {
        cin>>T[i];
    }
    sort(T.begin(),T.end());
    for(ll i=0;i<N-1;i++)
    {
        ll a,b;
        if(T[i]<T[i+1])
        {
            a=T[i+1];
            b=T[i];
        }
        else
        {
            a=T[i];
            b=T[i+1];
        }
        ll k=a%b;
        while(k!=0)
        {
            a=b;
            b=r;
            k=a%b;
        }
        T[i+1]=T[i]/b*T[i+1];
    }
    cout<<T[N-1]<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:15: error: 'r' was not declared in this scope
   31 |             b=r;
      |               ^
Language: C++

#include<bits/stdc++.h>
#define ll long long
using namespace std;
int main()
{ 
    ll N;
    cin>>N;
    vector<ll> T(N);
    for(ll i=0;i<N;i++)
    {
        cin>>T[i];
    }
    sort(T.begin(),T.end());
    for(ll i=0;i<N-1;i++)
    {
        ll a,b;
        if(T[i]<T[i+1])
        {
            a=T[i+1];
            b=T[i];
        }
        else
        {
            a=T[i];
            b=T[i+1];
        }
        ll k=a%b;
        while(k!=0)
        {
            a=b;
            b=r;
            r=a%b;
        }
        T[i+1]=T[i]/b*T[i+1];
    }
    cout<<T[N-1]<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:15: error: 'r' was not declared in this scope
   31 |             b=r;
      |               ^
Language: Java

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

public class A {
    public static void main(String[] args) {
        Scanner in=new Scanner(System.in);
        int n=in.nextInt();
        BigInteger res=in.nextBigInteger();--n;
        while(n--!=0){
            BigInteger b=in.nextBigInteger();
            res=res.multiply(b).divide(res.gcd(b));
        }
        System.out.print(res);
    }
}


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

#include<bits/stdc++.h>
using namespace std;
#define int long long int
#define until(x) while(!(x))
#define unless(x) if(!(x))
#define all(x) (x).begin(),(x).end()

int32_t main(){
	int n,tmp,ans;
	cin>>n;
	n--;
	cin>>tmp;
	ans = tmp;
	do {
		cin>>tmp;
		ans = experimental::lcm(ans,tmp);
	}while(--n);
	cout<<ans;
}


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:16:23: error: 'experimental' has not been declared
   16 |                 ans = experimental::lcm(ans,tmp);
      |                       ^~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(),x.end()
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
template<class T> inline bool chmax(T&a,T b){if(a<b){a=b;return 1;}return 0;}
template<class T> inline bool chmin(T&a,T b){if(a>b){a=b;return 1;}return 0;}
typedef long long ll;

int n,k;
ll t[100005];

int main() {
  cin >> n;
  rep(i,n) cin >> t[i];
  ll l=t[0];
  rep(i,n){
    g=__gcd(l,t[i]); l=l/g*t[i];
  } 
  cout << l << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:5: error: 'g' was not declared in this scope
   17 |     g=__gcd(l,t[i]); l=l/g*t[i];
      |     ^
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    ll aa = gcd(x,y) ;
    ll bb = x/aa;
    ll cc = bb*y;
    return cc;
}

ll main(){
    cin >> n;
    ll ans = 1;
    for(int i =0;i < n;i++){
        ll t;
        cin >>t;
        ans = lcm(ans, t);    
    }
    return ans;
}


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

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;
ll a[MAX_N];

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    ll aa = gcd(x,y) ;
    ll bb = x/aa;
    ll cc = bb*y;
    return cc;
}

int main(){
    cin >> n;
    ll ans = 1;
    for(int i =0;i < n;i++){
        ll t;
        cin >>t;
        ans = lcm(ans, t)    
    }
    return ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:26: error: expected ';' before '}' token
   31 |         ans = lcm(ans, t)
      |                          ^
      |                          ;
   32 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;
ll a[MAX_N];

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    ll tt = ( x  / (gcd(x,y)) ;
    ll ttt = tt*y;
    return ttt;
}

int main(){
    cin >> n;
    ll ans = 1;
    for(int i =0;i < n;i++){
        ll t;
        cin >>t;
        ans = lcm(ans, t)    
    }
    return ans;
}


Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:19:30: error: expected ')' before ';' token
   19 |     ll tt = ( x  / (gcd(x,y)) ;
      |             ~                ^~
      |                              )
a.cc: In function 'int main()':
a.cc:30:26: error: expected ';' before '}' token
   30 |         ans = lcm(ans, t)
      |                          ^
      |                          ;
   31 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;
ll a[MAX_N];

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    return ll ( x  / (gcd(x,y)) *y ;
}

int main(){
    cin >> n;
    ll ans = 1;
    for(int i =0;i < n;i++){
        ll t;
        cin >>t;
        ans = lcm(ans, t)    
    }
    return ans;
}


Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:2:12: error: expected primary-expression before 'long'
    2 | #define ll long long
      |            ^~~~
a.cc:19:12: note: in expansion of macro 'll'
   19 |     return ll ( x  / (gcd(x,y)) *y ;
      |            ^~
a.cc:19:11: error: expected ';' before 'long'
   19 |     return ll ( x  / (gcd(x,y)) *y ;
      |           ^
      |           ;
a.cc:2:12: error: expected primary-expression before 'long'
    2 | #define ll long long
      |            ^~~~
a.cc:19:12: note: in expansion of macro 'll'
   19 |     return ll ( x  / (gcd(x,y)) *y ;
      |            ^~
a.cc: In function 'int main()':
a.cc:28:26: error: expected ';' before '}' token
   28 |         ans = lcm(ans, t)
      |                          ^
      |                          ;
   29 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;
ll a[MAX_N];

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    return (ll)( x  / (gcd(x,y)) *y ;
}

int main(){
    cin >> n;
    ll ans = 1;
    for(int i =0;i < n;i++){
        ll t;
        cin >>t;
        ans = lcm(ans, t)    
    }
    return ans;
}

Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:19:36: error: expected ')' before ';' token
   19 |     return (ll)( x  / (gcd(x,y)) *y ;
      |                ~                   ^~
      |                                    )
a.cc: In function 'int main()':
a.cc:28:26: error: expected ';' before '}' token
   28 |         ans = lcm(ans, t)
      |                          ^
      |                          ;
   29 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;
ll a[MAX_N];

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    return ( x  / (gcd(x,y)) *y );
}

int main(){
    cin >> n;
    int ans = 1;
    for(int i =0;i < n;i++){
        cin >>a[i];
        ans = lcm(ans, a[i])    
    }
    return ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:29: error: expected ';' before '}' token
   27 |         ans = lcm(ans, a[i])
      |                             ^
      |                             ;
   28 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define MAX_N 101
using namespace std;

int n;
ll a[MAX_N];

ll gcd(ll x, ll y){
    if(x < y) swap(x,y);
    while( y > 0 ){
        ll r = x%y;
        x = y;
        y = r;
    }
    return x;
}
ll lcm(ll x, ll y){
    return ( x  / (gcd(x,y)) *y );
}

ll main(){
    cin >> n;
    ll ans = 1;
    for(int i =0;i < n;i++){
        cin >>a[i];
        ans = lcm(ans, a[i])    
    }
    return ans;
}

Compiler output:
cc1plus: error: '::main' must return 'int'
a.cc: In function 'int main()':
a.cc:27:29: error: expected ';' before '}' token
   27 |         ans = lcm(ans, a[i])
      |                             ^
      |                             ;
   28 |     }
      |     ~
Language: C++

#include<iostream>
using namespace std;

int main(){
  int n;
  cin >> n;
  int a[n];
  for(int i = 0; i< n ; i++){
  	cin >> a[i];
  }
  
  int y = 1;
  for(int i = 0 ; i < n ; i++){
  	y = lcm(y,a[i]);
  }
  
  cout << y;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:13: error: 'lcm' was not declared in this scope
   14 |         y = lcm(y,a[i]);
      |             ^~~
Language: C++

const gcd = (a,b)=>{
    if(a%b===0){
        return (b)
    }
    else {
        return (gcd(b,a%b))
    }
}

const lcm =(a,b)=>{
    return a/gcd(a,b)*b
}

function main(input) {
	const arr=input.split('\n')
	let ans=1;
	arr.forEach((el,index)=>{
      if(index==1){continue}
      else ans= lcm(ans,el)
    })
console.log(ans)
    
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));

Compiler output:
a.cc:24:14: warning: multi-character character constant [-Wmultichar]
   24 | main(require('fs').readFileSync('/dev/stdin', 'utf8'));
      |              ^~~~
a.cc:24:33: warning: multi-character literal with 10 characters exceeds 'int' size of 4 bytes
   24 | main(require('fs').readFileSync('/dev/stdin', 'utf8'));
      |                                 ^~~~~~~~~~~~
a.cc:24:47: warning: multi-character character constant [-Wmultichar]
   24 | main(require('fs').readFileSync('/dev/stdin', 'utf8'));
      |                                               ^~~~~~
a.cc:1:7: error: 'gcd' does not name a type
    1 | const gcd = (a,b)=>{
      |       ^~~
a.cc:10:7: error: 'lcm' does not name a type
   10 | const lcm =(a,b)=>{
      |       ^~~
a.cc:14:1: error: 'function' does not name a type; did you mean 'union'?
   14 | function main(input) {
      | ^~~~~~~~
      | union
a.cc:24:5: error: expected constructor, destructor, or type conversion before '(' token
   24 | main(require('fs').readFileSync('/dev/stdin', 'utf8'));
      |     ^
Language: C++

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

ll gcd(ll a, ll b)
{
   if (a%b == 0)
   {
       return(b);
   }
   else
   {
     return(gcd(b, a%b));
   }
}

ll lcm(ll a, ll b)
{
   return a / gcd(a, b)* b ;
}
int main(){
  ll n;
  ll ans=1;
  cin n;

  for(int =0;i<n;i++){
		ll t ;cin t;
	  ans= lcm(ans,t);
  }
  cout <<ans<<endl
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:6: error: expected ';' before 'n'
   24 |   cin n;
      |      ^~
      |      ;
a.cc:26:11: error: expected unqualified-id before '=' token
   26 |   for(int =0;i<n;i++){
      |           ^
a.cc:26:10: error: expected ';' before '=' token
   26 |   for(int =0;i<n;i++){
      |          ^~
      |          ;
a.cc:26:11: error: expected primary-expression before '=' token
   26 |   for(int =0;i<n;i++){
      |           ^
a.cc:26:14: error: 'i' was not declared in this scope
   26 |   for(int =0;i<n;i++){
      |              ^
a.cc:26:17: error: expected ')' before ';' token
   26 |   for(int =0;i<n;i++){
      |      ~          ^
      |                 )
a.cc:26:18: error: 'i' was not declared in this scope
   26 |   for(int =0;i<n;i++){
      |                  ^
a.cc:30:19: error: expected ';' before '}' token
   30 |   cout <<ans<<endl
      |                   ^
      |                   ;
   31 | }
      | ~
Language: C++

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

ll gcd(ll a, ll b)
{
   if (a%b == 0)
   {
       return(b);
   }
   else
   {
     return(gcd(b, a%b));
   }
}

ll lcm(ll a, ll b)
{
   return a / gcd(a, b)* b ;
}
int main(){
  ll n;
  ll ans=1;
  cin n;
  vector<ll> clock(100);

  for(int =0;i<n;i++){
	  cin >>clock.at(i);
	  ans= lcm(ans,clock.at(i);
  }
  cout <<ans<<endl
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:6: error: expected ';' before 'n'
   24 |   cin n;
      |      ^~
      |      ;
a.cc:27:11: error: expected unqualified-id before '=' token
   27 |   for(int =0;i<n;i++){
      |           ^
a.cc:27:10: error: expected ';' before '=' token
   27 |   for(int =0;i<n;i++){
      |          ^~
      |          ;
a.cc:27:11: error: expected primary-expression before '=' token
   27 |   for(int =0;i<n;i++){
      |           ^
a.cc:27:14: error: 'i' was not declared in this scope
   27 |   for(int =0;i<n;i++){
      |              ^
a.cc:27:17: error: expected ')' before ';' token
   27 |   for(int =0;i<n;i++){
      |      ~          ^
      |                 )
a.cc:27:18: error: 'i' was not declared in this scope
   27 |   for(int =0;i<n;i++){
      |                  ^
a.cc:31:19: error: expected ';' before '}' token
   31 |   cout <<ans<<endl
      |                   ^
      |                   ;
   32 | }
      | ~
Language: C++

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


ll gcd(ll a, ll b)
{
   if (a%b == 0)
   {
       return(b);
   }
   else
   {
     return(gcd(b, a%b));
   }
}

ll lcm(ll a, ll b)
{
   return a / gcd(a, b)* b ;
}
int main(){
  ll n;
  ll ans=1;
  cin n;
  vector<ll> clock(100);

  for(int =0;i<n;i++){
	  cin >>clock.at(i);
	  ans= lcm(ans,clock.at(i);
  }
  cout <<ans<<endl
}


Compiler output:
a.cc:5:1: error: 'll' does not name a type
    5 | ll gcd(ll a, ll b)
      | ^~
a.cc:17:1: error: 'll' does not name a type
   17 | ll lcm(ll a, ll b)
      | ^~
a.cc: In function 'int main()':
a.cc:22:3: error: 'll' was not declared in this scope
   22 |   ll n;
      |   ^~
a.cc:23:5: error: expected ';' before 'ans'
   23 |   ll ans=1;
      |     ^~~~
      |     ;
a.cc:24:6: error: expected ';' before 'n'
   24 |   cin n;
      |      ^~
      |      ;
a.cc:25:12: error: template argument 2 is invalid
   25 |   vector<ll> clock(100);
      |            ^
a.cc:27:11: error: expected unqualified-id before '=' token
   27 |   for(int =0;i<n;i++){
      |           ^
a.cc:27:10: error: expected ';' before '=' token
   27 |   for(int =0;i<n;i++){
      |          ^~
      |          ;
a.cc:27:11: error: expected primary-expression before '=' token
   27 |   for(int =0;i<n;i++){
      |           ^
a.cc:27:14: error: 'i' was not declared in this scope
   27 |   for(int =0;i<n;i++){
      |              ^
a.cc:27:16: error: 'n' was not declared in this scope; did you mean 'yn'?
   27 |   for(int =0;i<n;i++){
      |                ^
      |                yn
a.cc:27:17: error: expected ')' before ';' token
   27 |   for(int =0;i<n;i++){
      |      ~          ^
      |                 )
a.cc:27:18: error: 'i' was not declared in this scope
   27 |   for(int =0;i<n;i++){
      |                  ^
a.cc:31:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
   31 |   cout <<ans<<endl
      |          ^~~
      |          abs
Language: C++

import fractions

def lcm(a, b):
    return a * b // fractions.gcd(a, b)

def main():
    n = int(input())
    t = []
    for i in range(n):
        t.append(int(input()))

    ans = 1
    for i in range(n):
        ans = lcm(ans, t[i])

    print(ans)

if __name__ == '__main__':
    main()


Compiler output:
a.cc:18:16: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
   18 | if __name__ == '__main__':
      |                ^~~~~~~~~~
a.cc:1:1: error: 'import' does not name a type
    1 | import fractions
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

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


int gcd(int a, int b)
{
   if (a%b == 0)
   {
       return(b);
   }
   else
   {
       return(gcd(b, a%b));
   }
}

int lcm(int a, int b)
{
   return a / gcd(a, b)* b ;
}
int main(){
  ll n;
  ll=ans=1;
  cin n;
  vector<int> clock(100);

  for(int =0;i<n;i++){
	  cin >>clock.at(i);
	  ans= lcm(ans,clock.at(i);
  }
               cout <<ans<<endl
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:3: error: 'll' was not declared in this scope
   22 |   ll n;
      |   ^~
a.cc:23:6: error: 'ans' was not declared in this scope; did you mean 'abs'?
   23 |   ll=ans=1;
      |      ^~~
      |      abs
a.cc:24:6: error: expected ';' before 'n'
   24 |   cin n;
      |      ^~
      |      ;
a.cc:27:11: error: expected unqualified-id before '=' token
   27 |   for(int =0;i<n;i++){
      |           ^
a.cc:27:10: error: expected ';' before '=' token
   27 |   for(int =0;i<n;i++){
      |          ^~
      |          ;
a.cc:27:11: error: expected primary-expression before '=' token
   27 |   for(int =0;i<n;i++){
      |           ^
a.cc:27:14: error: 'i' was not declared in this scope
   27 |   for(int =0;i<n;i++){
      |              ^
a.cc:27:16: error: 'n' was not declared in this scope; did you mean 'yn'?
   27 |   for(int =0;i<n;i++){
      |                ^
      |                yn
a.cc:27:17: error: expected ')' before ';' token
   27 |   for(int =0;i<n;i++){
      |      ~          ^
      |                 )
a.cc:27:18: error: 'i' was not declared in this scope
   27 |   for(int =0;i<n;i++){
      |                  ^
Language: C++

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

int main(){
  int n;cin >> n;
  vector<int> t(n);
  for(int i=0;i<n;i++)cin >> t[i];
  int gcd(int a,b){
    if(a%b==0)return 0;
    return gcd(a%b,b);
  }
  int lcm(int a,b){
    return (a*b)/gcd(a,b);
  }
  int l=t[0];
  for(int i=0;i<n;i++){
    l = lcm(l,t[i]);
  }
  cout << l << endl;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:8:17: error: 'b' has not been declared
    8 |   int gcd(int a,b){
      |                 ^
a.cc:8:19: error: a function-definition is not allowed here before '{' token
    8 |   int gcd(int a,b){
      |                   ^
a.cc:12:17: error: 'b' has not been declared
   12 |   int lcm(int a,b){
      |                 ^
a.cc:12:19: error: a function-definition is not allowed here before '{' token
   12 |   int lcm(int a,b){
      |                   ^
Language: C++

#include<iostream>

#define INF 10000007

typedef  long long ll;

using namespace std;

ll gcd(ll a,ll b){
    if (b==0)return a;
    return gcd(b,a%b);
}

int main(){
  ll n;
  cin >> n;
  ll a[n];
  for(int i = 0;i < n;i++) cin >> a[i];
  for(int i = 1;i < n;i++){
   g = gcd(an,a[i]);
   an = an*a[i]/g;
  }
  cout << an << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:4: error: 'g' was not declared in this scope
   20 |    g = gcd(an,a[i]);
      |    ^
a.cc:20:12: error: 'an' was not declared in this scope; did you mean 'a'?
   20 |    g = gcd(an,a[i]);
      |            ^~
      |            a
a.cc:23:11: error: 'an' was not declared in this scope; did you mean 'a'?
   23 |   cout << an << endl;
      |           ^~
      |           a
Language: C++

#include<iostream>
using namespace std;
int main(){
  ll n;
  cin >> n;
  ll a[n];
  for(int i = 0;i < n;i++) cin >> a[i];
  for(int i = 1;i < n;i++){
   g = gcd(an,a[i]);
   an = an*a[i]/g;
  }
  cout << an << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'll' was not declared in this scope
    4 |   ll n;
      |   ^~
a.cc:5:10: error: 'n' was not declared in this scope
    5 |   cin >> n;
      |          ^
a.cc:6:5: error: expected ';' before 'a'
    6 |   ll a[n];
      |     ^~
      |     ;
a.cc:7:35: error: 'a' was not declared in this scope
    7 |   for(int i = 0;i < n;i++) cin >> a[i];
      |                                   ^
a.cc:9:4: error: 'g' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |    ^
a.cc:9:12: error: 'an' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |            ^~
a.cc:9:15: error: 'a' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |               ^
a.cc:9:8: error: 'gcd' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |        ^~~
a.cc:12:11: error: 'an' was not declared in this scope
   12 |   cout << an << endl;
      |           ^~
Language: C++

#include<iostream>
using namespace std;
int main(){
  ll n;
  cin >> n;
  ll a[n];
  for(int i = 0;i < n;i++) cin >> a[i];
  for(int i = 1;i < n;i++){
   g = gcd(an,a[i]);
   an = an*a[i]/g;
  }
  cout << an << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'll' was not declared in this scope
    4 |   ll n;
      |   ^~
a.cc:5:10: error: 'n' was not declared in this scope
    5 |   cin >> n;
      |          ^
a.cc:6:5: error: expected ';' before 'a'
    6 |   ll a[n];
      |     ^~
      |     ;
a.cc:7:35: error: 'a' was not declared in this scope
    7 |   for(int i = 0;i < n;i++) cin >> a[i];
      |                                   ^
a.cc:9:4: error: 'g' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |    ^
a.cc:9:12: error: 'an' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |            ^~
a.cc:9:15: error: 'a' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |               ^
a.cc:9:8: error: 'gcd' was not declared in this scope
    9 |    g = gcd(an,a[i]);
      |        ^~~
a.cc:12:11: error: 'an' was not declared in this scope
   12 |   cout << an << endl;
      |           ^~
a.cc:12:22: error: expected '}' at end of input
   12 |   cout << an << endl;
      |                      ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: Java

import java.io.*;
import java.util.StringTokenizer;
import static java.lang.Math.*;

public class Main {
  public static void main(String[] args) {
    new Main().solve();
  }

  private void solve() {
    try(InputReader in = new InputReader(System.in);
        PrintWriter out = new PrintWriter(System.out)) {

      int n = in.nextInt();
      long[] t = new long[n];
      for (int i = 0; i < t.length; i++) {
        t[i] = in.nextLong();
      }

      long ans = 1;
      for (int i = 0; i < t.length; i++) {
        ans = lcm(ans, t[i]);
      }

      out.println(ans);
    }
    catch(IOException e) {
      System.err.println(e);
    }
  }

  long gdc(long a, long b) {
    if(b == 0) return a;
    return gdc(b, a % b);
  }
  long lcm(long a, long b) {
    return b / gdc(a, b) * a;
  }

  int atoi(String s) { return Integer.parseInt(s); }
  long atol(String s) { return Long.parseLong(s); }

  static class InputReader implements AutoCloseable {
    public BufferedReader br;
    public StringTokenizer st;

    public InputReader(InputStream stream) {
      br = new BufferedReader(new InputStreamReader(stream), 32768);
      st = null;
    }

    public String nextLine() throws IOException {
      return br.readLine();
    }
    public String next() {
      if (st == null || !st.hasMoreTokens()) {
        try { st = new StringTokenizer(br.readLine());
        } catch (IOException e) {
          throw new UncheckedIOException(e);
        }
      }
      return st.nextToken();
    }
    public int nextInt() { return Integer.parseInt(next()); }
    public long nextLong() { return Long.parseLong(next()); }
    int[] mapInt(int len) {
      int[] ret = new int[len];
      for (int i = 0; i < len; i++) ret[i] = Integer.parseInt(next());
      return ret;
    }
    long[] mapLong(int len) {
      long[] ret = new long[len];
      for (int i = 0; i < len; i++) ret[i] = Long.parseLong(next());
      return ret;
    }
    @Override public void close() throws IOException { br.close(); }
  }

Compiler output:
Main.java:77: error: reached end of file while parsing
  }
   ^
1 error