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

#include<bits/stdc++.h>
#define rep(i,n)for(int i=1;i<n+1;++i)
#include<string>
using namespace std;

int main() {
	long long L, R;
	cin >> L >> R;
	R = min(R, R + 4038);
	int ans = 2018;
	for (long long i = L;i < R;++i) {
		for (long long j = i + 1;j <= R;++j) {
			long long x = i * j % 2019;
			ans = min(x, ans);
		}
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:34: error: no matching function for call to 'min(long long int&, int&)'
   14 |                         ans = min(x, ans);
      |                               ~~~^~~~~~~~
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:14:34: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   14 |                         ans = min(x, ans);
      |                               ~~~^~~~~~~~
/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:14:34: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   14 |                         ans = min(x, ans);
      |                               ~~~^~~~~~~~
Language: C++

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

int main(){
	long long l, r; cin >> l >> r;
	int ans = 2019;
	if(r - l >= 2019){
		cout << 0 << endl;
		return 0;
	}
	else{
		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:14:42: error: no matching function for call to 'min(int&, long long int)'
   14 |                                 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:14:42: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   14 |                                 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:14:42: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   14 |                                 ans = min(ans, i * j % 2019);
      |                                       ~~~^~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long int main() {
  long long int L,R; cin>>L>>R;
  if(R-L>3000){
    cout<<0<<endl;
    return 0;
  }
  long long int best=3000;
  for(int i=L; i<=R; i++){
    for(int j=i+1; j<=R; j++){
      best=min(best,(i*j)%2019);
    }
  }
  cout<<best<<endl;
}


Compiler output:
a.cc:3:11: error: '::main' must return 'int'
    3 | long long int main() {
      |           ^~~
a.cc: In function 'int main()':
a.cc:12:15: error: no matching function for call to 'min(long long int&, int)'
   12 |       best=min(best,(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:12:15: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   12 |       best=min(best,(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:12:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   12 |       best=min(best,(i*j)%2019);
      |            ~~~^~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
define int long long
signed main() {
  int L,R; cin>>L>>R;
  if(R-L>3000){
    cout<<0<<endl;
    return 0;
  }
  int best=3000;
  for(int i=L; i<=R; i++){
    for(int j=i+1; j<=R; j++){
      best=min(best,(i*j)%2019);
    }
  }
  cout<<best<<endl;
}


Compiler output:
a.cc:3:1: error: 'define' does not name a type
    3 | define int long long
      | ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    long long L, R, ans, tmp;
    ans = 30000000;
    cin>>L>>R;
    R = min(R, L+2019);
    for(long long i=L;i<R;i++){
        for(lomg long j=i+1;j<=R;j++){
            tmp = (i*j)%2019;
            ans = min(ans, tmp);
        }
    }
    cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: 'lomg' was not declared in this scope; did you mean 'long'?
    9 |         for(lomg long j=i+1;j<=R;j++){
      |             ^~~~
      |             long
a.cc:9:29: error: 'j' was not declared in this scope
    9 |         for(lomg long j=i+1;j<=R;j++){
      |                             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int64_t l,r;
  cin>>l>>r;

  if(r-l>=2019){
    cout<<0<<endl;
  }
  int64_t ans=10000000000;
  else{
    for(int64_t i=l;i<r;i++){
      for(int64_t j=l+1;j<=r;j++){
        ans=min(ans,(i*j)%2019);
      }
    }
    cout<<ans<<endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: 'else' without a previous 'if'
   11 |   else{
      |   ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int64_t l,r;
  cin>>l>>r;

  if(r-l>=2019){
    cout<<0<<endl;
  }
  int64_t ans=10000000000;
  else{
    for(int64_t i=l;i<r;i++){
      for(int64_t j=l+1:j<=r;j++){
        ans=min(ans,(i*j)%2019);
      }
    }
    cout<<ans<<endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: 'else' without a previous 'if'
   11 |   else{
      |   ^~~~
a.cc:13:20: error: initializer in range-based 'for' loop
   13 |       for(int64_t j=l+1:j<=r;j++){
      |                    ^
a.cc:13:29: error: expected ')' before ';' token
   13 |       for(int64_t j=l+1:j<=r;j++){
      |          ~                  ^
      |                             )
a.cc:13:30: error: 'j' was not declared in this scope
   13 |       for(int64_t j=l+1:j<=r;j++){
      |                              ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int64_t l,r;
  cin>>l>>r;

  if(r-l>=2019){
    cout<<0<<endl;
  }
  int64_t ans=10000000000
  else{
    for(int64_t i=l;i<r;i++){
      for(int64_t j=l+1:j<=r;j++){
        ans=min(ans,(i*j)%2019);
      }
    }
    cout<<ans<<endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: expected ',' or ';' before 'else'
   11 |   else{
      |   ^~~~
Language: C++

include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int mod = 1000000007;
const int mod2 = 998244353;

int main(){
  int l, r;
  cin >> l >> r;
  int ans = 0;
  if (r-l < 2019 && (l%2019) < (r%2019)) {
    ans = 2019;
    l %= 2019;
    r %= 2019;
    for (int i = l;i < r;i++) {
      for (int j = l+1;j < r+1;j++) {
        ans = min(ans, (i*j)%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:9:3: error: 'cin' was not declared in this scope
    9 |   cin >> l >> r;
      |   ^~~
a.cc:17:15: error: 'min' was not declared in this scope; did you mean 'main'?
   17 |         ans = min(ans, (i*j)%2019);
      |               ^~~
      |               main
a.cc:21:3: error: 'cout' was not declared in this scope
   21 |   cout << ans << endl;
      |   ^~~~
a.cc:21:18: error: 'endl' was not declared in this scope
   21 |   cout << ans << endl;
      |                  ^~~~
Language: C

#include <stdio.h>

int main(){
  int l,r,ans;
  int flag=0;
  scanf("%d %d",&l,&r);
  
  for(int i=l,i<=r;i++){
    if(i%2019==0){
      flag=1;
      break;
    }
  }
  
  if(flag==1){
    printf("0");
  }else{
    ans=l%2019;
    printf("%d",(a*(a+1))%2019);
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:16: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<=' token
    8 |   for(int i=l,i<=r;i++){
      |                ^~
main.c:8:23: error: expected ';' before ')' token
    8 |   for(int i=l,i<=r;i++){
      |                       ^
      |                       ;
main.c:19:18: error: 'a' undeclared (first use in this function)
   19 |     printf("%d",(a*(a+1))%2019);
      |                  ^
main.c:19:18: note: each undeclared identifier is reported only once for each function it appears in
Language: C

int main(){
  int l,r;
  flag=0;
  scanf("%d %d",&l,&r);
  
  for(int i=l;i<=r;i++){
    if((l+i)%2019==0){
      flag=1;
      break;
    }
  }
  
  if(flag==1){
    printf("0");
  }else{
    int a=l%2019;
    printf("%d",(a*(a+1))%2019);
  }
}

Compiler output:
main.c: In function 'main':
main.c:3:3: error: 'flag' undeclared (first use in this function)
    3 |   flag=0;
      |   ^~~~
main.c:3:3: note: each undeclared identifier is reported only once for each function it appears in
main.c:4:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    4 |   scanf("%d %d",&l,&r);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int main(){
main.c:4:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    4 |   scanf("%d %d",&l,&r);
      |   ^~~~~
main.c:4:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:14:5: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   14 |     printf("0");
      |     ^~~~~~
main.c:14:5: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:14:5: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:14:5: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:17:5: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
   17 |     printf("%d",(a*(a+1))%2019);
      |     ^~~~~~
main.c:17:5: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C++

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

int main(){
  int64_t L;
  int64_t R;
  cin >> L >> R;
  int64_t l = L;
  int m = 2018;
  if (2019 <= R-L){
    cout << 0 << endl;
    return 0;
  }
  for (int64_t i=L; i<R+10; i++){
    for (int64_ j=i+1; j<R+10; j++){
        int64_ tmp = (i*j)%2019;
		m=min(tmp,m);
  }
  }
  cout << m << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:10: error: 'int64_' was not declared in this scope; did you mean 'int64_t'?
   15 |     for (int64_ j=i+1; j<R+10; j++){
      |          ^~~~~~
      |          int64_t
a.cc:15:24: error: 'j' was not declared in this scope
   15 |     for (int64_ j=i+1; j<R+10; j++){
      |                        ^
a.cc:16:15: error: expected ';' before 'tmp'
   16 |         int64_ tmp = (i*j)%2019;
      |               ^~~~
      |               ;
a.cc:17:23: error: 'tmp' was not declared in this scope; did you mean 'tm'?
   17 |                 m=min(tmp,m);
      |                       ^~~
      |                       tm
Language: C

#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <limits.h>
int acs(const void *a, const void *b){return *(int*)a - *(int*)b;} /* 1,2,3,4.. */
int des(const void *a, const void *b){return *(int*)b - *(int*)a;} /* 8,7,6,5.. */
#define min(a,b) (a < b ? a: b)
#define max(a,b) (a > b ? a: b)

#define mod 2019

int main(void)
{
	int l, r;
	scanf("%d %d", &l, &r);

	int ans, r_rm, l_rm;
	r_rm = r % mod;
	l_lm = l % mod;
	ans = 2020;
	if (r - l >= 2019 && r_rm - l_rm < 0)	ans = 0;
	else {
		int i, j;
		for (i = l_rm ; i < r_rm; i++)
		{
			for (j = l_rm + 1; i <= r_rm; j++) {
				ans = min(ans, (i * j) % mod);
			}
		}
	}
	printf("%d\n", ans);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:21:9: error: 'l_lm' undeclared (first use in this function); did you mean 'l_rm'?
   21 |         l_lm = l % mod;
      |         ^~~~
      |         l_rm
main.c:21:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main() {
	int64_t L, R;
	cin >> L >> R;

	if (R - L + 1 >= 673) {
		cout << 0 << endl;
	}
	else {
		long long ans = 2019;
		for (int64_t i = L; i <= R; i++) {
			for (int64_t 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:16:42: error: no matching function for call to 'min(long long int&, int64_t)'
   16 |                                 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:16:42: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int64_t' {aka 'long int'})
   16 |                                 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:16:42: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   16 |                                 ans = min(ans, i * j % 2019);
      |                                       ~~~^~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main() {
	int64_t L, R;
	cin >> L >> R;

	if (R - L + 1 >= 673) {
		cout << 0 << endl;
	}
	else {
		long long ans = 2019;
		for (int64_t i = L; i <= R; i++) {
			for (int64_t 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:16:42: error: no matching function for call to 'min(long long int&, int64_t)'
   16 |                                 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:16:42: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int64_t' {aka 'long int'})
   16 |                                 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:16:42: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   16 |                                 ans = min(ans, (i*j) % 2019);
      |                                       ~~~^~~~~~~~~~~~~~~~~~~
Language: C++

#include <iostream>
using namespace std;
int main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(0);
    int l,r;
    cin >> l >> r;
    for (int i = l; i <= r-1; i++)
    {
        for (int j = i+1; j <= r; j++)
        {
            int p = (i*j) % 2019;
            if (p < ans) ans = p;
        }
        
    }
    cout << ans << "\n";
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:21: error: 'ans' was not declared in this scope; did you mean 'abs'?
   14 |             if (p < ans) ans = p;
      |                     ^~~
      |                     abs
a.cc:18:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   18 |     cout << ans << "\n";
      |             ^~~
      |             abs
Language: C++

#include <iostream>
using namespace std;
int main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(0);
    int l,r;
    cin >> l >> r;
    d = (r-l-1) / 2019;
    r -= 2019 * d;
    int ans = 2018;
    for (int i = l; i <= r-1; i++)
    {
        for (int j = i+1; j <= r; j++)
        {
            int p = (i*j) % 2019;
            if (p < ans) ans = p;
        }
        
    }
    cout << ans << "\n";
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'd' was not declared in this scope
    9 |     d = (r-l-1) / 2019;
      |     ^
Language: C++

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

int main() { 
  long long  l,r;
  cin >> l >> r;
  int ans = 2019;
  bool flag = false;

//  int ml = l % 2019; //cout << "ml:" << ml << endl;
//  int mr = r % 2019; //cout << "mr:" << mr << endl;

//  if (ml == 0 || mr ==0) ans = 0;

 for(long long i=l; i<r; i++){ //ここもlong longじゃないとオバーフローしちゃう。。。

   for(long long j=i+1; j<=r; j++){

     //cout << "i:" << i << endl;
    // cout << "j:" << j << endl;

     int tmp;
     tmp = (i*j) % 2019; 
     //cout << "tmp:" << tmp << endl;

     ans = min(tmp, ans); 
    // cout << "ans:" << ans << endl;

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

   if(flag == true) break;

 }

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

Compiler output:
a.cc:29:20: error: extended character 　 is not valid in an identifier
   29 |      if(ans == 0) {　
      |                    ^
a.cc: In function 'int main()':
a.cc:29:20: error: '\U00003000' was not declared in this scope
   29 |      if(ans == 0) {　
      |                    ^~
Language: C++

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

int main() { 
  long long  l,r;
  cin >> l >> r;
  int ans = 2019;
  bool flag = false;

//  int ml = l % 2019; cout << "ml:" << ml << endl;
//  int mr = r % 2019; cout << "mr:" << mr << endl;

 if (ml == 0 || mr ==0) ans = 0;

 for(int i=l; i<r; i++){

   for(int j=i+1; j<=r; j++){

    //  cout << "i:" << i << endl;
    //  cout << "j:" << j << endl;

     int tmp;
     tmp = (i*j) % 2019; 
    //  cout << "tmp:" << tmp << endl;

     ans = min(tmp, ans); 
    //  cout << "ans:" << ans << endl;

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

   if(flag == true) break;

 }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:13:6: error: 'ml' was not declared in this scope; did you mean 'l'?
   13 |  if (ml == 0 || mr ==0) ans = 0;
      |      ^~
      |      l
a.cc:13:17: error: 'mr' was not declared in this scope; did you mean 'r'?
   13 |  if (ml == 0 || mr ==0) ans = 0;
      |                 ^~
      |                 r
Language: C++

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

int main(){
  ll l,r;
  cin >> l >> r;
  int ml = l%2019;
  int mr = r%2019;
  if(r-l>=2019||ml>mr){
    cout << 0 << endl;
  }else{
    int ans = 10000000;
    for(int i = ml;i<mr-1;i++){
      for(int j=i+;j<mr;j++){
        int tmp = i*j;
        tmp %= 2019;
        ans = min(ans,tmp);
      }
    }
    cout << ans << endl;
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:19: error: expected primary-expression before ';' token
   16 |       for(int j=i+;j<mr;j++){
      |                   ^
Language: C++

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

int main() {

int L,R;
cin >> L >> R;

int count = 2020;

if(2018 < (R-L))cout << 0 << endl;
else{
  for(long long i = L;i<=R;i++){
    for(long long j = L;j<=R;j++){
      if(i<j){
      if((i*j)%2019 == 0) {
        count =0;
        break;}
      else count = min(count,((i*j)%2019)); 
    }}
  }
  cout << count << endl;
}

  return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:23: error: no matching function for call to 'min(int&, long long int)'
   20 |       else count = min(count,((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:20:23: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   20 |       else count = min(count,((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:20:23: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   20 |       else count = min(count,((i*j)%2019));
      |                    ~~~^~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main(){
    long long l, r;
    cin >> l >> r;
    long long res = 2019;
    bool flag = false;
    for(int i = l;i < r;i++){
        for(int j = i + 1;j <= r;j++){
            res = min(res, i * j % 2019);
            if(res == 0){
                flag = true;
                break;
            }
        }
        if(flag){
            break;
        }
    }
    cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:22: error: no matching function for call to 'min(long long int&, int)'
   12 |             res = min(res, i * j % 2019);
      |                   ~~~^~~~~~~~~~~~~~~~~~~
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:12:22: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   12 |             res = min(res, 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,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 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:12:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   12 |             res = min(res, i * j % 2019);
      |                   ~~~^~~~~~~~~~~~~~~~~~~
Language: C++

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

int main(){
    int l, r;
    cin >> l >> r;
    long long res = 2019;
    bool flag = false;
    for(int i = l;i < r;i++){
        for(int j = i + 1;j <= r;j++){
            res = min(res, i * j % 2019);
            if(res == 0){
                flag = true;
                break;
            }
        }
        if(flag){
            break;
        }
    }
    cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:22: error: no matching function for call to 'min(long long int&, int)'
   12 |             res = min(res, i * j % 2019);
      |                   ~~~^~~~~~~~~~~~~~~~~~~
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:12:22: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   12 |             res = min(res, 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,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 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:12:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   12 |             res = min(res, i * j % 2019);
      |                   ~~~^~~~~~~~~~~~~~~~~~~
Language: C++

#include <iostream>
using namespace std;

int main(){
    int l, r;
    cin >> l >> r;
    long long res = 2019;
    bool flag = false;
    for(int i = l;i < r;i++){
        for(int j = i + 1;j <= r;j++){
            res = min(res, i * j % 2019);
            if(res == 0){
                flag = true;
                break;
            }
        }
        if(flag){
            break;
        }
    }
    cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: no matching function for call to 'min(long long int&, int)'
   11 |             res = min(res, i * j % 2019);
      |                   ~~~^~~~~~~~~~~~~~~~~~~
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:11:22: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   11 |             res = min(res, 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
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
 
#define ALL(x) x.begin(), x.end()
 
typedef long long int lld;
typedef pair<int, int> pii;

int main(){
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.precision(15);
	cout << fixed;
 
	int a, b;
	cin >> a >> b;

	if (b - a >= 2018) {
		cout << 0 << '\n';
		return 0;
	}

	int res = 2e9;
	set<int> st;
	
	for (; a <= b; a++)
		st.insert(a % 2019);

	for (auto &i : st) {
		for (auto &j : st) {
			if (i != j)
				res = min(res, i * j % 2019);
		}
	}

	cout << res << '\n'
	
 
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:28: error: expected ';' before 'return'
   37 |         cout << res << '\n'
      |                            ^
      |                            ;
......
   40 |         return 0;
      |         ~~~~~~
Language: C++

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

		int main(){
          int64_t L, R; 
          cin >> L >> R ; 
          int64_t answer = 3000 ; 
          if( R-L > 2017){
            cout << 0 << endl;
          }else{
            for(int i=L; i< R; i++ ){
              for(int j=i+1; j <= R; j++ ){
                answer = min( answer , (i*j) % 2019 );
                }// end for
            }// end for
          cout << answer << endl;   
          }// end else
        }

Compiler output:
a.cc: In function 'int main()':
a.cc:13:29: error: no matching function for call to 'min(int64_t&, int)'
   13 |                 answer = min( answer , (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:13:29: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
   13 |                 answer = min( answer , (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:13:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'long int'
   13 |                 answer = min( answer , (i*j) % 2019 );
      |                          ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main(){
    int L,R;
    cin >> l >> r;
    int ans = 10000;
    long long L = l % 2019;
    long long R = r % 2019
    for (i = L;i < R;i++){
        for (int 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:6:12: error: 'l' was not declared in this scope
    6 |     cin >> l >> r;
      |            ^
a.cc:6:17: error: 'r' was not declared in this scope
    6 |     cin >> l >> r;
      |                 ^
a.cc:8:15: error: conflicting declaration 'long long int L'
    8 |     long long L = l % 2019;
      |               ^
a.cc:5:9: note: previous declaration as 'int L'
    5 |     int L,R;
      |         ^
a.cc:9:15: error: conflicting declaration 'long long int R'
    9 |     long long R = r % 2019
      |               ^
a.cc:5:11: note: previous declaration as 'int R'
    5 |     int L,R;
      |           ^
a.cc:10:16: error: 'i' was not declared in this scope
   10 |     for (i = L;i < R;i++){
      |                ^
Language: C++

#include <iostream>

int main(int argc, char** argv)
{
  long long LL, RR;
  std::cin >> LL >> RR;
 
  long long m = 2018;
  for (long long i = L; i < R; i++) {
    long long ii = i % 2019;
    if (ii == 0) {
        m = 0;
        break;
    }
    for (long long j = i + 1; j <= R; j++) {
      long long jj = j % 2019;
      if (jj == 0) {
          m = 0;
          break;
      }
      long long ij = ii * jj;
      long long n = ij % 2019;
      if (m > n) {
        m = n;
      }
    }
    if (m == 0) {
      break;
    } 
  }

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

  return 0;
}

Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:9:22: error: 'L' was not declared in this scope
    9 |   for (long long i = L; i < R; i++) {
      |                      ^
a.cc:9:29: error: 'R' was not declared in this scope
    9 |   for (long long i = L; i < R; i++) {
      |                             ^
Language: C++

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

int main(){
    ll l, r;
    cin >> l >> r;
    ll tmp = r-l;
    ll ans = inf;
    if(tmp >= 2018) cout << 0 << endl;
    else{
        for(ll i = 1; i < r; i++){
            for(ll j = i + 1; j <= r; j++){
                ll res = (i*j)%2019;
                ans = min(res, ans);
            }
        }
        cout << ans << endl;
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:14: error: 'inf' was not declared in this scope; did you mean 'ynf'?
    9 |     ll ans = inf;
      |              ^~~
      |              ynf
Language: C++

#include <iostream>
#include <vector>
typedef long long ll;
using namespace std;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   16 |     sort(a.begin(),a.end());
      |     ^~~~
      |     short
Language: C++

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


int main(){

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

    int ans = 1e9;

    for(ll i=L; i<=R; i++){
        for(ll j=i+1; j<=R; j++){

            ans = min(ans,(i*j) % 2019);

            if(ans == 0) break;
        }
    }

    cout<<ans<<endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:22: error: no matching function for call to 'min(int&, ll)'
   15 |             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:15:22: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   15 |             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:15:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   15 |             ans = min(ans,(i*j) % 2019);
      |                   ~~~^~~~~~~~~~~~~~~~~~
Language: Java

import java.util.*;
 
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      	int a = sc.nextInt();
      	int b = sc.nextInt();
      	int min = 2018;
      	sc.close();
      	if(b - a > 2019){
        	System.out.print(0);
        }
      	else{
      	for(long i = a; i < b; i ++){
          	for(long j = i + 1; j <= b; j ++){
            	if(min > ((i * j) % 2019)){
                	min = (i * j) % 2019;
                }
              	if(min == 0){
                	break;
                }
            }
        }
          System.out.print(min);
        }
      	
      	
    }
 
}

Compiler output:
Main.java:17: error: incompatible types: possible lossy conversion from long to int
                	min = (i * j) % 2019;
                	              ^
1 error
Language: Java

import java.util.*;
 
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      	Long a = sc.nextLong();
      	Long b = sc.nextLong();
      	int min = 2018;
      	sc.close();
      	if(b - a > 2019){
        	System.out.print(0);
        }
      	else{
      	for(Long i = a; i < b; i ++){
          	for(Long j = i + 1; j <= b; j ++){
            	if(min > (((Long)(i * j)) % 2019)){
                	min = ((Long)(i * j)) % 2019;
                }
              	if(min == 0){
                	break;
                }
            }
        }
          System.out.print(min);
        }
      	
      	
    }
 
}

Compiler output:
Main.java:17: error: incompatible types: possible lossy conversion from long to int
                	min = ((Long)(i * j)) % 2019;
                	                      ^
1 error
Language: Java

import java.util.*;
 
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      	Long a = sc.nextLong();
      	Long b = sc.nextLong();
      	int min = 2018;
      	sc.close();
      	if(b - a > 2019){
        	System.out.print(0);
        }
      	else{
      	for(Long i = a; i < b; i ++){
          	for(Long j = i + 1; j <= b; j ++){
            	if(min > ((Long)(i * j) % 2019)){
                	min = ((Long)(i * j)) % 2019;
                }
              	if(min == 0){
                	break;
                }
            }
        }
          System.out.print(min);
        }
      	
      	
    }
 
}

Compiler output:
Main.java:17: error: incompatible types: possible lossy conversion from long to int
                	min = ((Long)(i * j)) % 2019;
                	                      ^
1 error
Language: Java

import java.util.*;
 
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      	Long a = sc.nextLong();
      	Long b = sc.nextLong();
      	Long min = 2018;
      	sc.close();
      	if(b - a > 2019){
        	System.out.print(0);
        }
      	else{
      	for(Long i = a; i < b; i ++){
          	for(Long j = i + 1; j <= b; j ++){
            	if(min > ((i * j) % 2019)){
                	min = (i * j) % 2019;
                }
              	if(min == 0){
                	break;
                }
            }
        }
          System.out.print(min);
        }
      	
      	
    }
 
}

Compiler output:
Main.java:8: error: incompatible types: int cannot be converted to Long
      	Long min = 2018;
      	           ^
1 error
Language: Java

import java.util.*;
 
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      	Long a = sc.nextLong();
      	Long b = sc.nextLong();
      	int min = 2018;
      	sc.close();
      	if(b - a > 2019){
        	System.out.print(0);
        }
      	else{
      	for(Long i = a; i < b; i ++){
          	for(Long j = i + 1; j <= b; j ++){
            	if(min > ((i * j) % 2019)){
                	min = (i * j) % 2019;
                }
              	if(min == 0){
                	break;
                }
            }
        }
          System.out.print(min);
        }
      	
      	
    }
 
}

Compiler output:
Main.java:17: error: incompatible types: possible lossy conversion from long to int
                	min = (i * j) % 2019;
                	              ^
1 error