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

#include<bits/stdc++.h>
using namespace std;
#define fastio ios_base::sync_with_stdio(0); cin.tie(0);
#define ll long long int
#define tc int t; cin>>t; while(t--)
int main() {
 //fastio
ll n,d;
cin>>n>>d;
ll a=INT_MAX;
n=n%2019;
d=d%2019;
for(int i=l;i<r;i++)
{
    for(int j=i+1;j<=r;j++)
        a=min(a,(i*j)%2019)
}
cout<<a;

}





Compiler output:
a.cc: In function 'int main()':
a.cc:13:11: error: 'l' was not declared in this scope
   13 | for(int i=l;i<r;i++)
      |           ^
a.cc:13:15: error: 'r' was not declared in this scope
   13 | for(int i=l;i<r;i++)
      |               ^
a.cc:16:14: error: no matching function for call to 'min(long long int&, int)'
   16 |         a=min(a,(i*j)%2019)
      |           ~~~^~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:16:14: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   16 |         a=min(a,(i*j)%2019)
      |           ~~~^~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:16:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   16 |         a=min(a,(i*j)%2019)
      |           ~~~^~~~~~~~~~~~~~
Language: C++

#include <iostream>
#include <vector>
#include <map>
#include <algorithm>

using namespace std;

int main(void){
    long long l, r;
    cin >> l >> r;

    long long large = 1e9 * 3;

    long long i = large, j = large;

    int count = 0;

    for(long long x = l;x <= r && count < 3000; x++){
        if(i >= (x%2019)){
            j = i;
            i = x%2019;
        }else if(j >= (x%2019)){
            j = x%2019;
        }
        count++;
    }

    cout << (i*j)%2019 << endl;


    return 0;
}#include <iostream>
#include <vector>
#include <map>
#include <algorithm>

using namespace std;

int main(void){
    long long l, r;
    cin >> l >> r;

    long long large = 1e9 * 3;

    long long i = large, j = large;

    int count = 0;

    for(long long x = l;x <= r && count < 3000; x++){
        if(i >= (x%2019)){
            j = i;
            i = x%2019;
        }else if(j >= (x%2019)){
            j = x%2019;
        }
        count++;
    }

    cout << (i*j)%2019 << endl;


    return 0;
}

Compiler output:
a.cc:32:2: error: stray '#' in program
   32 | }#include <iostream>
      |  ^
a.cc:32:3: error: 'include' does not name a type
   32 | }#include <iostream>
      |   ^~~~~~~
a.cc:39:5: error: redefinition of 'int main()'
   39 | int main(void){
      |     ^~~~
a.cc:8:5: note: 'int main()' previously defined here
    8 | int main(void){
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
#define ALL(v) v.begin(), v.end()
#define SORT(c) sort((c).begin(),(c).end())
#define dbug(x) cout<<#x<<"="<<x<<endl
#define m0(x) memset(x,0,sizeof(x))
#define rep(i, n) for(ll i = 0; i < n; i++)
#define repr(i, n) for(ll i = n; i >= 0; i--)
#define reps(i, m, n) for(ll i = m; i < n; i++)
#define reprs(i, m, n) for(ll i = n; i >= m; i--)
#define EPS (1e-7)
#define INF (1e9)
#define PI (acos(-1))
using namespace std;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> pii;
typedef long long ll;
typedef pair<ll, ll> pl;
template<typename T>
istream& operator >> (istream& is, vector<T>& vec){
  for(T& x: vec) is >> x;
  return is;
}

int MOD=2019;

int main(){

  ll L,R;
  cin >> L>>R;

  if(R-L>2019) {
    std::cout << 0 << '\n';
    return 0;
  }

  int ans=2019;

  reps(i,L,R){
    reps(j,i+1,R+1){
      ans=min(ans,(i*j)%2019);
    }
  }




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


Compiler output:
a.cc: In function 'int main()':
a.cc:41:14: error: no matching function for call to 'min(int&, ll)'
   41 |       ans=min(ans,(i*j)%2019);
      |           ~~~^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:41:14: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   41 |       ans=min(ans,(i*j)%2019);
      |           ~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:41:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   41 |       ans=min(ans,(i*j)%2019);
      |           ~~~^~~~~~~~~~~~~~~~
Language: C++

#include<bits/stdc++.h>
#define REP(i, a, b) for(int i=(int)(a); i<(int)(b); i++)
#define RREP(i, a, b) for(int i=(int)(a); i>=(int)(b); i--)
#define ALL(v) v.begin(), v.end()
#define INF 2e9
typedef long long ll;
template<class T>bool chmax(T &a, const T &b){if(a<b){a=b; return 1;}return 0;}
template<class T>bool chmin(T &a, const T &b){if(a>b){a=b; return 1;}return 0;}

using namespace std;

void main()
{
    int L, R;
    cin >> L >> R;
    int m=0;
    int range=R%2019;
    if(L%2019>range){
        range+=2019;
    }
    REP(i, L, range-1){
        REP(j, i+1, range){
            chmin(m, (i*j)%2019);
        }
    }
    cout << m << endl;
    return;
}


Compiler output:
a.cc:12:1: error: '::main' must return 'int'
   12 | void main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:27:5: error: return-statement with no value, in function returning 'int' [-fpermissive]
   27 |     return;
      |     ^~~~~~
Language: C++

#include <iostream>
using namespace std;

int main() {
    long long int l, r;
    cin>>l>>r;
    long long int diff = r - l;
    l = l % 2019;
    r = l + diff;
    long long int ans = LLONG_MAX;
    for(long long int i = l;i<=r;i++){
        for(long long int j = i+1;j<=r;j++){
            ans = min(ans, ((i * j) % 2019));
        }
    }
    cout<<ans<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:25: error: 'LLONG_MAX' was not declared in this scope
   10 |     long long int ans = LLONG_MAX;
      |                         ^~~~~~~~~
a.cc:2:1: note: 'LLONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    1 | #include <iostream>
  +++ |+#include <climits>
    2 | using namespace std;
Language: C++

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

int main() {
    long long l, r;
    int i, j, k;
    const int MOD = 2019;
    cin >> l >> r;
    l = l % MOD;
    r = r % MOD;
    int ans = 19999;
    for (i = l; i < r; i++) {
        for (j = i + 1; j <= r; j++) {
            ans = min(i * j % MOD, ans);
        }
    }
    cout << ans << endl;
}


Compiler output:
a.cc:1:2: error: stray '#' in program
    1 | .#include <bits/stdc++.h>
      |  ^
a.cc:1:1: error: expected unqualified-id before '.' token
    1 | .#include <bits/stdc++.h>
      | ^
a.cc: In function 'int main()':
a.cc:8:5: error: 'cin' was not declared in this scope
    8 |     cin >> l >> r;
      |     ^~~
a.cc:14:19: error: 'min' was not declared in this scope; did you mean 'main'?
   14 |             ans = min(i * j % MOD, ans);
      |                   ^~~
      |                   main
a.cc:17:5: error: 'cout' was not declared in this scope
   17 |     cout << ans << endl;
      |     ^~~~
a.cc:17:20: error: 'endl' was not declared in this scope
   17 |     cout << ans << endl;
      |                    ^~~~
Language: C++

include <iostream>
#include <limits>

using namespace std;

int main() {
  long long int l, r;
  cin >> l >> r;
  int a1 = numeric_limits<int>::max();
  for (long long int i = l; i < min(r,l + 2019); ++i) {
    for (long long int j = l+1; j <= min(r, l + 2019); ++j) {
      int a = (i % 2019) * (j % 2019);
      if (a < a1) a1 = a;
    }
  }
  cout << a1 << endl;
}


Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <iostream>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:8:3: error: 'cin' was not declared in this scope
    8 |   cin >> l >> r;
      |   ^~~
a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include <limits>
  +++ |+#include <iostream>
    3 | 
a.cc:10:33: error: 'min' was not declared in this scope; did you mean 'main'?
   10 |   for (long long int i = l; i < min(r,l + 2019); ++i) {
      |                                 ^~~
      |                                 main
a.cc:16:3: error: 'cout' was not declared in this scope
   16 |   cout << a1 << endl;
      |   ^~~~
a.cc:16:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:16:17: error: 'endl' was not declared in this scope
   16 |   cout << a1 << endl;
      |                 ^~~~
a.cc:3:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    2 | #include <limits>
  +++ |+#include <ostream>
    3 |
Language: C++

#include <iostream>
using namespace std;

int main(){
  int L, R;
  cin >> L >> R;

  int min = 2020;

  for (int i = L; i < R; i++){
    for (int j = i+1; j < R+1; j++){
      if( (i * j)%2019 < min){
        min = i * j)%2019;
      }
    }
  }

  cout << min << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:20: error: expected ';' before ')' token
   13 |         min = i * j)%2019;
      |                    ^
      |                    ;
Language: C++

include<bits/stdc++.h>
using namespace std;
int main(){
  int l,r,ans;
  cin >> l >> r;
  if(r<2019) ans=(l*(l+1))%2019;
  else if(r%2019==0||l%2019==) ans=0;
  else if(r>2019&&l<4038) ans=(r*(r+1))%2019;
  
  cout << ans << endl;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> l >> r;
      |   ^~~
a.cc:7:30: error: expected primary-expression before ')' token
    7 |   else if(r%2019==0||l%2019==) ans=0;
      |                              ^
a.cc:10:3: error: 'cout' was not declared in this scope
   10 |   cout << ans << endl;
      |   ^~~~
a.cc:10:18: error: 'endl' was not declared in this scope
   10 |   cout << ans << endl;
      |                  ^~~~
Language: Java

public class Main{
	
	private static long gcd(long m, long n) {
        if(m < n) return gcd(n, m);
        if(n == 0) return m;
        return gcd(n, m % n);
    }
	
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		int L=sc.nextInt(),R=sc.nextInt();
		int min=(L*(L+1))%2019;
		System.out.println(min);
		
		
		
		
		
		
		
		
	
		
		
}
}



Compiler output:
Main.java:10: error: cannot find symbol
		Scanner sc=new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:10: 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;
int main(){
  int l.r,ans;
  cin >> l >> r;
  if(r<2019) ans=(l*(l+1))%2019;
  else if(r%2019==0||l%2019==) ans=0;
  else if(r>2019&&l<4038) ans=(r*(r+1))%2019;
  
  cout << ans << endl;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:4:8: error: expected initializer before '.' token
    4 |   int l.r,ans;
      |        ^
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> l >> r;
      |   ^~~
a.cc:5:10: error: 'l' was not declared in this scope
    5 |   cin >> l >> r;
      |          ^
a.cc:5:15: error: 'r' was not declared in this scope
    5 |   cin >> l >> r;
      |               ^
a.cc:6:14: error: 'ans' was not declared in this scope
    6 |   if(r<2019) ans=(l*(l+1))%2019;
      |              ^~~
a.cc:7:30: error: expected primary-expression before ')' token
    7 |   else if(r%2019==0||l%2019==) ans=0;
      |                              ^
a.cc:7:32: error: 'ans' was not declared in this scope
    7 |   else if(r%2019==0||l%2019==) ans=0;
      |                                ^~~
a.cc:8:27: error: 'ans' was not declared in this scope
    8 |   else if(r>2019&&l<4038) ans=(r*(r+1))%2019;
      |                           ^~~
a.cc:10:3: error: 'cout' was not declared in this scope
   10 |   cout << ans << endl;
      |   ^~~~
a.cc:10:11: error: 'ans' was not declared in this scope
   10 |   cout << ans << endl;
      |           ^~~
a.cc:10:18: error: 'endl' was not declared in this scope
   10 |   cout << ans << endl;
      |                  ^~~~
Language: C++

#include <bits/stdc++.h>
#include <algorithm>

#define REP(i,n) for(ll i = 0;i < n;++i)
#define PB(s) push_back(s)
#define ST(n) sort(n.begin(),n.end())

using namespace std;
typedef long long ll;

int main(){
  int L,R;
  cin >> L >> R;
  vector<int> A;
  for(int i=L;i<=R;i++){
    A.push_back(i%2019);
  }
  sort(A.begin(),A.end())
  cout << A[0]*A[1] << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:26: error: expected ';' before 'cout'
   18 |   sort(A.begin(),A.end())
      |                          ^
      |                          ;
   19 |   cout << A[0]*A[1] << endl;
      |   ~~~~
Language: Java

public class Main {
	private static final int k = 2019;
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int i = sc.nextInt();
      	int j = sc.nextInt();
      	
      	int res = (i % k) * (j * k);
      	System.out.println(res%k);
		sc.close();
	}
 
}

Compiler output:
Main.java:4: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: Java

import java.util.*;

public class MainC {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		long L = sc.nextLong();
		long R = sc.nextLong();
		
		
		long min1 = 2018;
		long min2 = 2018;
		for(long i= L; i <= R; i++) {
			long num = i % 2019;
			
			if(num < min1) {
				min2 = min1;
				min1 = num;
				
			} else if (num < min2){
				min2 = num;
			} else {
				continue;
			}
		}
		
		System.out.println((min1 * min2) % 2019);
	}

}


Compiler output:
Main.java:3: error: class MainC is public, should be declared in a file named MainC.java
public class MainC {
       ^
1 error
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

int main() {
  int l, r;
  cin >> l >> r;

  int result = INT_MAX;
  for (int i = l; i <= r; i++) {
    for (int j = i + 1; j <= r; j++) {
      int v = (i*j) % 2019;
      if (result > v) {
        result = v;
      }
    }
  }

  cout << result << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:16: error: 'INT_MAX' was not declared in this scope
   11 |   int result = INT_MAX;
      |                ^~~~~~~
a.cc:4:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    3 | #include <vector>
  +++ |+#include <climits>
    4 |
Language: C++

#include <iostream>
#include <algorithm>

using namespace std;

int main(){
    int l, r;
    int mod = 2019;
    cin >> l >> r;
    int ans = mod;
    for(int i = l; i < r && i < l + 2019; i++){
        for(int j = r; j > i && j > r - 2019; j--){
            long long score = i * j;
            ans = min(ans, score % mod);
        }
        if(ans == 0){
            break;
        }
    }
    cout << ans << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:22: error: no matching function for call to 'min(int&, long long int)'
   14 |             ans = min(ans, score % mod);
      |                   ~~~^~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:14:22: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   14 |             ans = min(ans, score % mod);
      |                   ~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:14:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   14 |             ans = min(ans, score % mod);
      |                   ~~~^~~~~~~~~~~~~~~~~~
Language: C++

#include<bits/stdc++.h>
using nmaespace std;
int main()
{
  int i,j;
  cin>>i>>j;
  if(i*j>2019)
    cout<<i*j/2019;
  if(i*j<2019)
    cout<<i*j;
  return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'nmaespace'
    2 | using nmaespace std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   cin>>i>>j;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:8:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |     cout<<i*j/2019;
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:10:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |     cout<<i*j;
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include <bits/stdc++.h>

typedef long long ll;

int l, r;
int ans = 1 << 29; 

int main()
{
	scanf("%d%d", &l, &r);
	if ((r / 2019) * 2019 >= l)
		printf("0");
	else if (l == r)
	{
		printf("%d", l * r % 2019);
	}
	else
	{
		for (int i = l; i < r; i ++)
			for (int j = i + 1; j <= r; j ++)
				ans = std::min(ans, (1ll * i * j) % 2019);
		printf("%d", ans);
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:47: error: no matching function for call to 'min(int&, long long int)'
   21 |                                 ans = std::min(ans, (1ll * i * j) % 2019);
      |                                       ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:21:47: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   21 |                                 ans = std::min(ans, (1ll * i * j) % 2019);
      |                                       ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:21:47: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   21 |                                 ans = std::min(ans, (1ll * i * j) % 2019);
      |                                       ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

#define rep(i,a,b) for(ll i=(a);i<=(b);i++)
#define END(x) do{cout<<(x)<<endl;exit(0);}while(0)
#define debug(x)  do{certainly.<<#x<<": "<<x<<"\n";}while(0)
#define debugv(x) do{cerr<<#x<<": ";for(auto&e: (x))cerr<<e<<" ";cerr<<"\n";}while(0)
#define exp2(x)  (1LL<<(x))

using namespace std;
using ll=long long;


int main() {
  ios_base::sync_with_stdio(false); cin.tie(nullptr);

int l,r;
  cin >> l>> r;
int ans=2019;

if (r - l > 2019) { l=0; r=2019;} else {
l = l % 2019; r = r% 2019; if ( r<= l) r = r +2019;}
rep(i, l,r)
rep(j,l,r) if(i!=j) 
ans =min(ans, i*j % 2019);

  END(ans);
}
  //sort(s.begin(), s.end());
  //if (s[0]==s[1] and s[2]==s[3] a}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:9: error: no matching function for call to 'min(int&, ll)'
   24 | ans =min(ans, i*j % 2019);
      |      ~~~^~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:24:9: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   24 | ans =min(ans, i*j % 2019);
      |      ~~~^~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:24:9: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   24 | ans =min(ans, i*j % 2019);
      |      ~~~^~~~~~~~~~~~~~~~~
Language: Java

import java.util.Scanner;

public class Main {
	private final int k = 2019;
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int i = sc.nextInt();
      	int j = sc.nextInt();
      	
      	int res = (i % k) * (j * k);
      	System.out.println(res%k);
		sc.close();
	}

}


Compiler output:
Main.java:10: error: non-static variable k cannot be referenced from a static context
      	int res = (i % k) * (j * k);
      	               ^
Main.java:10: error: non-static variable k cannot be referenced from a static context
      	int res = (i % k) * (j * k);
      	                         ^
Main.java:11: error: non-static variable k cannot be referenced from a static context
      	System.out.println(res%k);
      	                       ^
3 errors
Language: C++

#include <iostream>
#include <string>
#include <iomanip>
using namespace std;

int main(){
	int a,b
	cin >> a >> b;
	if(b-a<2019 && b%2019>a%2019){//mod2019＝０がないとき
		cout << ((a%2019)*((a%2019)+1)) <<endl;
	}else{
		cout << 0 <<endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: expected initializer before 'cin'
    8 |         cin >> a >> b;
      |         ^~~
a.cc:9:12: error: 'b' was not declared in this scope
    9 |         if(b-a<2019 && b%2019>a%2019){//mod2019＝０がないとき
      |            ^
Language: C++

#include <bits/stdc++.h>

#define rep(i,a,b) for(ll i=(a);i<=(b);i++)
#define END(x) do{cout<<(x)<<endl;exit(0);}while(0)
#define debug(x)  do{certainly.<<#x<<": "<<x<<"\n";}while(0)
#define debugv(x) do{cerr<<#x<<": ";for(auto&e: (x))cerr<<e<<" ";cerr<<"\n";}while(0)
#define exp2(x)  (1LL<<(x))

using namespace std;
using ll=long long;


int main() {
  ios_base::sync_with_stdio(false); cin.tie(nullptr);

int l,r;
  cin >> l>> r;
int ans=2019;

if (r - l > 2019) { l=0; r=2019} else {
l = l % 2019; r = r% 2019; if ( r<= l) r = r +2019;}
rep(i, l,r)
rep(j,l,r) if(i!=j) 
ans =min(ans, i*j % 2019);

  END(ans);
}
  //sort(s.begin(), s.end());
  //if (s[0]==s[1] and s[2]==s[3] a}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:32: error: expected ';' before '}' token
   20 | if (r - l > 2019) { l=0; r=2019} else {
      |                                ^
      |                                ;
a.cc:24:9: error: no matching function for call to 'min(int&, ll)'
   24 | ans =min(ans, i*j % 2019);
      |      ~~~^~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:24:9: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   24 | ans =min(ans, i*j % 2019);
      |      ~~~^~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:24:9: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   24 | ans =min(ans, i*j % 2019);
      |      ~~~^~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#include <boost/multiprecision/cpp_int.hpp>

#define repd(i, a, b) for (ll i = (a); i < (b); i++)
#define rep(i, n) repd(i, 0, n)

using namespace std;

using ll = long long;
using ii = pair<ll, ll>;
ll mod = pow(10, 9) + 7;

template <typename T> void output(T, ll);
ll gcd(ll, ll);
ll lcm(ll, ll);
ll comb(ll, ll);
void prime_map(map<ll, ll> &, ll);

int main() {
    // source
    ll l, r;
    cin >> l >> r;

    ll ans_l = l, ans_r = l + 1;
    ll ans = ((ans_l % 2019) * (ans_r % 2019)) % 2019;

    rep(i, 2020) {

        if (ans_r >= r) {
            break;
        }

        ans_l++;
        ans_r++;
        temp = ((ans_l % 2019) * (ans_r % 2019)) % 2019;
        ans = min(ans, temp);

        if (ans == 0) {
            break;
        }
    }

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

ll comb(ll a, ll b) {
    if (a < b) {
        return 0;
    }

    ll v[a + 1][a + 1] = {};

    rep(i, a + 1) {
        v[i][0] = 1;
        v[i][i] = 1;
    }

    repd(k, 2, a + 1) {
        repd(j, 1, k) { v[k][j] = v[k - 1][j - 1] + v[k - 1][j]; }
    }

    return v[a][b];
}

template <typename T> void output(T a, int precision) {
    if (precision > 0) {
        cout << setprecision(precision) << a << "\n";
    } else {
        cout << a << "\n";
    }
}

template <typename T> T min(T a, T b) {

    if (a < b) {
        return a;
    } else {
        return b;
    }
}

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

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

void prime_map(map<ll, ll> &m, ll num) {
    ll cache = num;
    repd(i, 2, sqrt(num) + 2) {
        if (num % i == 0) {
            if (m[i] == 0) {
                m[i] = 1;
            } else {
                m[i]++;
            }

            num /= i;
            break;
        }
    }

    if (cache == num) {
        if (m[num] == 0) {
            m[num] = 1;
        } else {
            m[num]++;
        }
        return;
    } else {
        prime_map(m, num);
    }
}


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

import java.io.InputStream;
import java.io.PrintStream;
import java.util.Scanner;

public class Main {
    static final int MAX = 100100;
    InputStream in = System.in;
    PrintStream out = System.out;
    // static int dp[][] = new int[MAX][MAX];

    public void _main(String[] args) {
        Scanner sc = new Scanner(in);
        int L = sc.nextInt();
        int R = sc.nextInt();
        int M = Math.min(R,L+6000);
        long res = 1001000;
        for (long i=L;i<=M;i++) {
            for (long j=i+1;j<=M;j++) {
                res = Math.min(res, (i*j)%2019));
            }
        }
        out.println(res);
    }

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


Compiler output:
Main.java:19: error: ';' expected
                res = Math.min(res, (i*j)%2019));
                                               ^
1 error
Language: C++

#include <bits/stdc++.h>

#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define repi(i,a,b) for(int i=int(a);i<int(b);++i)

using namespace std;

int main() {
    long long L,R;
    cin >> L >> R;
    long long min1,min2;
    min1=2020;
    min2=2020;
    bool has3,has673;
    has3=false;
    has637=false;
    for(long long i=L;i<=R;i++){
        if(i%3==0)has3=true;
        if(i%637==0)has637=true;
        if(i%2019<min1){
            min2 = min1;
            min1 = i%2019;
        }else if(i%2019<min2) {
            min2 = i%2019;
        }
    }
    cout << (has3&&has637 ? 0:min1*min2%2019) << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'has637' was not declared in this scope; did you mean 'has673'?
   16 |     has637=false;
      |     ^~~~~~
      |     has673
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long l,r;

int main()
{
	cin>>l>>r;
	if((r/2019-l/2019)>0)
		cout<<0<<endl;
	else
	{
		long long ans=2020;
		for(long long i=l,i<=r;i++)
		{
			for(long long j=i+1;j<=r;j++)
			{
				ans=min(ans,(i*j%2019));
			}
		}
		cout<<ans<<endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:36: error: expected ';' before '<=' token
   13 |                 for(long long i=l,i<=r;i++)
      |                                    ^~
      |                                    ;
a.cc:13:36: error: expected primary-expression before '<=' token
   13 |                 for(long long i=l,i<=r;i++)
      |                                    ^~
Language: C++

#include<iostream>
#include<cstdio>
#include<cmath>
#include<queue>
#include<string>
#include<algorithm>
#include<set>
#include<map>

#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define FORS(i,a,b) for(int i=(a);i<=(b);i++)
#define FORR(i,a,b) for(int i=(a);i>=(b);i--)
#define SORT(v,n) sort(v,v+n)
#define rep(i,n) FOR(i,0,n)
#define repr(i,n) FORR(i,n,0)
#define si(n) scanf("%d",&n)
#define sc(s) scanf("%s",s)
#define EPS (1e-7)
#define INF (1e9)

using namespace std;
typedef long long int ll;
typedef vector<int> VI;
typedef vector<ll> VL;
typedef pair<int,int> PI;
typedef pair<ll,ll> PL;
typedef priority_queue<int> PQI;
typedef priority_queue<int,vector<int>,greater<int> > PQSI;
typedef priority_queue<ll> PQL;
typedef priority_queue<ll,vector<ll>,greater<ll> > PQSL;

template<typename T>
T gcd(T x, T y){
    if (y == 0) return x;
    else return gcd(y, x % y);
}

template<typename T>
T lcm(T x, T y){
    return (x / gcd(x, y)) * y;
}

ll L1,R1;
int main(void){
    cin >> L >> R;
    int L = L1%2019;
    int R = R1%2019;
    if (L>=R) R+=2019;
    int val = 2020;
    for(int i =L;i<=R;i++) for(int j=i+1;j<=R;j++){
        val = min(val, (i*j)%2019);
    }
    cout << val << endl;
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:45:12: error: 'L' was not declared in this scope; did you mean 'VL'?
   45 |     cin >> L >> R;
      |            ^
      |            VL
a.cc:45:17: error: 'R' was not declared in this scope; did you mean 'R1'?
   45 |     cin >> L >> R;
      |                 ^
      |                 R1
Language: C++

#include<bits/stdc++.h>
#define long long ll
using namespace std;
int main()
{
  ll l,r;cin>>l>>r;
  ll p=r/2019;
  ll val=p*2019;
  if(val>=l){cout<<0;return 0;}
  ll f=l%2019;
  ll s=(l+1)%2019;
  cout<< (f*s)%2019;
  return 0;
}
          

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'll' was not declared in this scope
    6 |   ll l,r;cin>>l>>r;
      |   ^~
a.cc:6:15: error: 'l' was not declared in this scope
    6 |   ll l,r;cin>>l>>r;
      |               ^
a.cc:6:18: error: 'r' was not declared in this scope
    6 |   ll l,r;cin>>l>>r;
      |                  ^
a.cc:7:5: error: expected ';' before 'p'
    7 |   ll p=r/2019;
      |     ^~
      |     ;
a.cc:8:5: error: expected ';' before 'val'
    8 |   ll val=p*2019;
      |     ^~~~
      |     ;
a.cc:9:6: error: 'val' was not declared in this scope
    9 |   if(val>=l){cout<<0;return 0;}
      |      ^~~
a.cc:10:5: error: expected ';' before 'f'
   10 |   ll f=l%2019;
      |     ^~
      |     ;
a.cc:11:5: error: expected ';' before 's'
   11 |   ll s=(l+1)%2019;
      |     ^~
      |     ;
a.cc:12:11: error: 'f' was not declared in this scope
   12 |   cout<< (f*s)%2019;
      |           ^
a.cc:12:13: error: 's' was not declared in this scope
   12 |   cout<< (f*s)%2019;
      |             ^
Language: C++

#include <stdio.h>
#include <iostream>
#include <string>
#include <algorithm>
#include <cstdlib>
#include <cmath>
#include <vector>
#include <queue>

using namespace std;

#define rep(i,x) for(int i=0;i<x;i++)
#define SORT(x) sort(x.begin(),x.end())
#define FIND(x, target) find(x.begin(),x.end(),target)
#define pb(x) push_back(x)
#define int long long

#define NUM 1000000007

struct _chunk {
	int name;
	int nextNum;
	vector<int> next;
};

int factorial(int num1, int num2){
    int sum = 1;
    for (int i = num1 + 1; i <= num1 + num2; ++i)
    {
        sum *= i;
    }

    for (int i = num2; i >= 1; --i) {
    	sum /= i;
    }
    return sum;
}

signed main(void) {
  int L, R;
  cin >> L >> R;
  l = L%2019;
  r = R%2019;

  if (l >= r) {
  	cout << 0 << endl;
  } else {
  	if (R - L + 1 >= 2019) {
  		cout << 0 << endl;
  	} else {
  		cout << l*(l+1)%2019 << endl;
  	}
  }

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:42:3: error: 'l' was not declared in this scope
   42 |   l = L%2019;
      |   ^
a.cc:43:3: error: 'r' was not declared in this scope
   43 |   r = R%2019;
      |   ^
Language: C++

REP(i, l, r + 1) {
		if (i % 2019 < cnt1 % 2019) {
			cnt1 = i;
		}
		else if (i % 2019 < cnt2 % 2019) {
			cnt2 = i;
		}
	}

Compiler output:
a.cc:1:4: error: expected constructor, destructor, or type conversion before '(' token
    1 | REP(i, l, r + 1) {
      |    ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
const long double PI = acos(-1);
typedef long long ll;
typedef pair<int64_t,int64_t> pll;
int dx[]={1,-1,0,0,1,-1,1,-1};
int dy[]={0,0,1,-1,1,-1,-1,1};
#define rep(i,a,b) for (int64_t i = (a); i < (b); i++)
#define REP(i,n) rep(i,0,n)
#define ALL(a) begin(a),end(a)
#define sz(s) (s).size()
#define pb push_back
#define mp make_pair
#define fi first
#define se second

int main()
{
    ll l,r,ans=0;
    cin>>l>>r;
    ll y=2019;
    if(l==0||r==0)
    else if(l/y==r/y){
        ll f1=min(l%y,r%y);
        ans=f1*f1+f1;
        }
    cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:5: error: expected primary-expression before 'else'
   23 |     else if(l/y==r/y){
      |     ^~~~
Language: Java

import java.io.InputStream;
import java.io.PrintStream;
import java.util.Scanner;

public class C {
    static final int MAX = 100100;
    InputStream in = System.in;
    PrintStream out = System.out;
    // static int dp[][] = new int[MAX][MAX];

    public void _main(String[] args) {
        Scanner sc = new Scanner(in);
        int L = sc.nextInt();
        int R = sc.nextInt();
        int M = Math.min(R,L+6000);
        int res = 1001000;
        for (int i=L;i<=M;i++) {
            for (int j=i+1;j<=M;j++) {
                res = Math.min(res, (i%2019)*(j%2019));
            }
        }
        out.println(res);
    }

    public static void main(String[] args) {
        new C()._main(args);
    }
}


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

#include <algorithm>
#include <array>
#include <bitset>
#include <cassert>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <map>
#include <memory>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <sstream>
#include <unordered_map>
#include <vector>


#define INF 1000000000
#define MOD 1000000007
#define ALL(x) std::begin(x), std::end(x)


int main(int argc, char** argv)
{
  std::cin.tie(0);
  std::ios_base::sync_with_stdio(0);

  std::cout << std::fixed << std::setprecision(6);
  std::cerr << std::fixed << std::setprecision(6);

  int L, R;

  std::cin >> L >> R;

  bool f[2019], t[2019][2019];

  memset(f, 0, sizeof(f));

  for (int i = L; i <= R; i ++) {
    if (f[i % 2019])
      break;

    f[i % 2019] = true;

    for (int i = L; i <= R; i ++) {
      if (g[i % 2019])
        break;
      
      g[i % 2019] = true;
    }
  }

  int xm = INF;

  for (int i = 0; i < 2019; i ++)
    for (int j = 0; j < 2019; j ++)
      if (f[i] && g[j]) {
        int x = i * j % 2019;
        
        if (x < xm)
          xm = x;
      }

  std::cout << xm << std::endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:51:11: error: 'g' was not declared in this scope
   51 |       if (g[i % 2019])
      |           ^
a.cc:54:7: error: 'g' was not declared in this scope
   54 |       g[i % 2019] = true;
      |       ^
a.cc:62:19: error: 'g' was not declared in this scope
   62 |       if (f[i] && g[j]) {
      |                   ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

const int MOD = 2019;

set < pair < int, int > > m;

int main()
{
    ios_base::sync_with_stdio(NULL);
    cin.tie(0);
    cout.tie(0);
    int l, r, ans(MOD);
    cin >> l >> r;
    for (int i = l; i < l + MOD && i <= r; ++i) {
        for (int j = i + 1; j < i + 1 + MOD && j <= r; ++j) {
            assert(m.find({i, j}) == m.end());
            m.insert({i, j});
            ans = min(ans, 1LL * i * j % MOD);
        }
    }
    cout << ans;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:22: error: no matching function for call to 'min(int&, long long int)'
   20 |             ans = min(ans, 1LL * i * j % MOD);
      |                   ~~~^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:20:22: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   20 |             ans = min(ans, 1LL * i * j % MOD);
      |                   ~~~^~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:20:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   20 |             ans = min(ans, 1LL * i * j % MOD);
      |                   ~~~^~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <iostream>

int main() {
    long L, R;
    std::cin >> L >> R;

    long min_value = LONG_MAX;
    for (long i = L; i < R; i += 1) {
        for (long j = i + 1; j <= R; j += 1) {
            long value = (i * j) % 2019;
            if (value < min_value) {
                min_value = value;
            }
        }
    }

    std::cout << min_value << std::endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:22: error: 'LONG_MAX' was not declared in this scope
    7 |     long min_value = LONG_MAX;
      |                      ^~~~~~~~
a.cc:2:1: note: 'LONG_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    1 | #include <iostream>
  +++ |+#include <climits>
    2 |
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ALL(x) x.begin(),x.end()
#define ll long long
//map<key,value>

int main(){
  int l,r;
  int = 10000;
  cin >> l >> r;
  for(int i=l;i<=r;i++){
    mini = min(mini,(i%2019 + i%2019));
  }
  cout << mini;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: expected unqualified-id before '=' token
    9 |   int = 10000;
      |       ^
a.cc:12:5: error: 'mini' was not declared in this scope
   12 |     mini = min(mini,(i%2019 + i%2019));
      |     ^~~~
a.cc:14:11: error: 'mini' was not declared in this scope
   14 |   cout << mini;
      |           ^~~~
Language: C++

#include<bits/stdc++.h>
#pragma GCC optimize("O999")
#pragma GCC optimize("O999")
#pragma GCC optimize("O999")
#pragma GCC optimize("O999")
#pragma GCC optimize("O999")
using namespace std;
int main()
{
 	ios::sync_with_stdio(0);
	int l,r,minv=1000000;
	cin>>l>>r;
	for(int i=0;i<n;i++)
	for(int j=i+1;j<n;j++)
	if(i*j%2019<=minv)
	minv=i*j%2019;
	cout<<minv;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:23: error: 'n' was not declared in this scope
   13 |         for(int i=0;i<n;i++)
      |                       ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ALL(x) x.begin(),x.end()
#define ll long long
//map<key,value>

int main(){
  int l,r;
  int = 1 0000;
  cin >> l >> r;
  for(int i=l;i<=r;i++){
    mini = min(mini,(i%2019 + i%2019));
  }
  cout << mini;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: expected unqualified-id before '=' token
    9 |   int = 1 0000;
      |       ^
a.cc:12:5: error: 'mini' was not declared in this scope
   12 |     mini = min(mini,(i%2019 + i%2019));
      |     ^~~~
a.cc:14:11: error: 'mini' was not declared in this scope
   14 |   cout << mini;
      |           ^~~~