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

#pragma GCC optimize "-O3"
#pragma GCC target ("avx")
#define _USE_MATH_DEFINES
#include<bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i!=n;++i)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())
signed gcd(int a, int b){return b?gcd(b,a%b):a;}

using namespace std;

const int mod=1e9+7;

void run();

void init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(12);
}

signed main(){
    init();
    run();
    return 0;
}

void run(){
    int l,r;
    cin >> l >> r;
    int ans=inf;
    for(int i=l;i<l+2019;++i)
    {
        for(int j=i+1;j<l+2020;++j)
        {
            ans=min((i*j)%2019);
        }
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'void run()':
a.cc:48:20: error: no matching function for call to 'min(long long int)'
   48 |             ans=min((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:4:
/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:   candidate expects 2 arguments, 1 provided
/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, 1 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:   template argument deduction/substitution failed:
a.cc:48:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   48 |             ans=min((i*j)%2019);
      |                 ~~~^~~~~~~~~~~~
/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:   candidate expects 2 arguments, 1 provided
Language: C++

#pragma GCC optimize "-O3"
#pragma GCC target ("avx")
#define _USE_MATH_DEFINES
#include<bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i!=n;++i)
#define vi vector<int>
#define vvi vector<vi>
#define pb push_back
#define pi pair<int,int>
#define vp vector<pair<int,int>>
#define mp make_pair
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define MEMSET(a) memset(a,0,sizeof(a))
#define inf (1ll<<60)
#define SORT(v) sort(all(v))
#define RSORT(v) sort(all(v),greater<int>())
signed gcd(int a, int b){return b?gcd(b,a%b):a;}

using namespace std;

const int mod=1e9+7;

void run();

void init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout<<fixed<<setprecision(12);
}

signed main(){
    init();
    run();
    return 0;
}

void run(){
    int l,r;
    cin >> l >> r;
    int ans=inf
    for(int i=l;i<l+2019;++i)
    {
        for(int j=i+1;j<l+2020;++j)
        {
            ans=min((i*j)%2019);
        }
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'void run()':
a.cc:44:5: error: expected ',' or ';' before 'for'
   44 |     for(int i=l;i<l+2019;++i)
      |     ^~~
a.cc:44:17: error: 'i' was not declared in this scope
   44 |     for(int i=l;i<l+2019;++i)
      |                 ^
Language: C++


import java.util.Scanner;

public class Main {
    public static void main (String[] args){
        Scanner myScanner = new Scanner(System.in);
        int L = myScanner.nextInt();
        int R = myScanner.nextInt();
        int i = myScanner.nextInt();
        int j = myScanner.nextInt();

        if(L == i && R == j) System.out.println(i * j);
        else{
            System.out.println((i*j) % 2019);

        }
    }
}


Compiler output:
a.cc:2:1: error: 'import' does not name a type
    2 | import java.util.Scanner;
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:1: error: expected unqualified-id before 'public'
    4 | public class Main {
      | ^~~~~~
Language: C++

a,b = input().split(' ')
a = int(a)
b = int(b)
 
ans = 100000000000

for i in range(a, min(b, a + 2019)):
    for j in range(i + 1, min(b + 1, a + 2019)):
        if (i * j) % 2019 < ans:
            ans = (i * j) % 2019
 
print(ans)

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

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main()
{
	int n,m;
	cin>>n>>m;
	int minx=2020;
	for(long long i=n;i<=m;i++){
		for(long long j=n;j<=m;j++){
			if(i==j) continue;
			minx=min(minx,(i*j)%2019);
			if(minx==0){
				cout<<minx;
				return 0;
			}
		}
	}
	cout<<minx;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:33: error: no matching function for call to 'min(int&, long long int)'
   13 |                         minx=min(minx,(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:13:33: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   13 |                         minx=min(minx,(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 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:13:33: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   13 |                         minx=min(minx,(i*j)%2019);
      |                              ~~~^~~~~~~~~~~~~~~~~
Language: C++

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

int main(){
  ll l,r;
  int ans = 2018;
  cin >> l >> r;
  r = min(r,l+4038);
  for(ll i = l;i <= r;i++){
    for(ll j = i + 1;j <= r;j++){
      ans = min(ans,i*j%2019);
      if(i*j == 0){
        cout << ans << endl;
        return 0;
      }
    }
  }
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:16: error: no matching function for call to 'min(int&, ll)'
   12 |       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:12:16: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   12 |       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:12:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   12 |       ans = min(ans,i*j%2019);
      |             ~~~^~~~~~~~~~~~~~
Language: C++

    
#include <algorithm>
#include <bitset>
#include <cmath>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cctype>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <map>
#include <queue>
#include <set>
#include <string>
#include <vector>
#define ll long long
#define imfor(i, n) for(int i = 0; i < n; i++)
using namespace std;
ll MOD = 1000000007;

int main() {
    int l, r;
    cin >> l >> r;
    int ans = 9999;
    for (int i = l; i <= r; i++) {
        for (int j = l; j <= r; j++) {
            if (i == j) {
                continue;
            }
            ll tmp = (i * j) % 2019;
            ans = min(ans, tmp);
            if (ans == 0) {
                cout << 0 << endl;
                return 0;
            }
        }
    }
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:33:22: error: no matching function for call to 'min(int&, long long int&)'
   33 |             ans = min(ans, tmp);
      |                   ~~~^~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from a.cc:2:
/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:33:22: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   33 |             ans = min(ans, tmp);
      |                   ~~~^~~~~~~~~~
/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:33:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   33 |             ans = min(ans, tmp);
      |                   ~~~^~~~~~~~~~
Language: C++

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

int main(){
	long long a,b;
	cin >> a >> b;
	int ans;
	long long t = b-a+1;
	long long lo[t]
	if(b-a >=2019){
		ans = 0;
	}else{
		int k = 0;
		for(long long i = a,i <= b;i++){
			lo[k] = a%2019;
			k++;
		}
		int ans = 2018;
		for(int i = 0;i < t;i++){
			for(int j = i+1;j < t;j++){
				ans = (lo[i]*lo[k]%2019,ans);
			}
		}
	}
	cout << ans;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: expected initializer before 'if'
   11 |         if(b-a >=2019){
      |         ^~
a.cc:13:10: error: 'else' without a previous 'if'
   13 |         }else{
      |          ^~~~
a.cc:15:38: error: expected ';' before '<=' token
   15 |                 for(long long i = a,i <= b;i++){
      |                                      ^~~
      |                                      ;
a.cc:15:39: error: expected primary-expression before '<=' token
   15 |                 for(long long i = a,i <= b;i++){
      |                                       ^~
a.cc:16:25: error: 'lo' was not declared in this scope
   16 |                         lo[k] = a%2019;
      |                         ^~
a.cc:22:40: error: 'lo' was not declared in this scope
   22 |                                 ans = (lo[i]*lo[k]%2019,ans);
      |                                        ^~
Language: C

#include <stdio.h>

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

  int min=2019;
  
  if(r-l>=2019-1){
    min=0;
    printf("%d", min);
    return 0;
  }
  
  int i,j;
  
  for(i=l; i<=r-1; i++){
    for(j=i+1; j<=r; j++){
      if(((i*j)%2019)<min) min=(i*j)%2019;
      }
    }
  }
  
  printf("%d", min);
  
  return 0;
}

Compiler output:
main.c:25:10: error: expected declaration specifiers or '...' before string constant
   25 |   printf("%d", min);
      |          ^~~~
main.c:25:16: error: unknown type name 'min'
   25 |   printf("%d", min);
      |                ^~~
main.c:27:3: error: expected identifier or '(' before 'return'
   27 |   return 0;
      |   ^~~~~~
main.c:28:1: error: expected identifier or '(' before '}' token
   28 | }
      | ^
Language: C++

#include <iostream>

int main(){
  int l,r;
  cin >> l >> r;
  int ans;
  ans = (l * r) % 2019;
  cout << ans << '\n';
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin >> l >> r;
      |   ^~~
      |   std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:8:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |   cout << ans << '\n';
      |   ^~~~
      |   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 <iostream>
using namespace std;


int main (void){
int L, R;
cin >> L >> R;
int b = 2000000000;
bool end = false;

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

int a =( i* j) % 2019;
if (a < b ){
b = a;
}
if (a == 0 ){
end = true;
break;
}


}

if (end == true){
break;
}


}
cout << b;

}
~


Compiler output:
a.cc:35:2: error: expected class-name at end of input
   35 | ~
      |  ^
Language: C++

#include <iostream>
#include <stdio.h>
using namespace std;


int main (void){
int L, R;
cin >> L >> R;
int b = 2000000000;
bool end = false;

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

int a =( i* j) % 2019;
if (a < b ){
b = a;
}
cout << i;
printf("\n");
if (a == 0 ){
end = true;
break;
}


}

if (end == true){
break;
}


}
cout << b;

}
~


}
cout << b;

}
~


Compiler output:
a.cc:41:1: error: expected class-name before '}' token
   41 | }
      | ^
a.cc:41:1: error: expected declaration before '}' token
a.cc:42:1: error: 'cout' does not name a type
   42 | cout << b;
      | ^~~~
a.cc:44:1: error: expected declaration before '}' token
   44 | }
      | ^
a.cc:45:2: error: expected class-name at end of input
   45 | ~
      |  ^
Language: C++

#include <iostream>
#include <stdio.h>
using namespace std;


int main (void){
int L, R;
cin >> L >> R;
int b = 2000000000;
bool end = false;

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

int a =( i* j) % 2019;
if (a < b ){
b = a;
}

if (a == 0 ){
end = true;
break;
}

if (end == true){
break;
}

}


}
cout << b;

}
~


Compiler output:
a.cc:36:2: error: expected class-name at end of input
   36 | ~
      |  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  long long L,R;
  cin >> L>>R;
  if(R-L=>2019){
    cout << 0 <<endl;
    return 0;
  }
  vector<long long> vec(R-L+1);
  long long k=0;
  for(long long i=L;i<=R;i++){
    vec.at(k)= i %2019;
    k+=1;
  }
 sort(vec.begin(),vec.end());
 cout << vec.at(0)*vec.at(1) << endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:10: error: expected primary-expression before '>' token
    6 |   if(R-L=>2019){
      |          ^
Language: C++

#include<iostream>
using namespace std;

int main(){
  int l,r;
  int min=2019;
  cin >> l >> r;
  for(int i=l;i<=r;i++){
    for(int j=i+1;j<=r;j++){
      int m = (i*j)%2019;
      if( m < min ) min = m;
    }
  }
  cout << min << endl;
  return 0;
}
~                                                                               
~                                                                               
~                                        

Compiler output:
a.cc:18:1: error: expected class-name before '~' token
   18 | ~
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
	ll l,r,n,ou = 2018,tp = 0;
	cin >> l >> r;
	n = r-l+1;
	for (ll i = l; i < r; i++){
		for (ll j = i+1; j < r+1; j++){
			tp = (i*j)%2019;
			if (tp < ou) ou = tp;
		}
	}
 
	cout << ou <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:9: error: 'll' was not declared in this scope
    4 |         ll l,r,n,ou = 2018,tp = 0;
      |         ^~
a.cc:5:16: error: 'l' was not declared in this scope
    5 |         cin >> l >> r;
      |                ^
a.cc:5:21: error: 'r' was not declared in this scope
    5 |         cin >> l >> r;
      |                     ^
a.cc:6:9: error: 'n' was not declared in this scope; did you mean 'yn'?
    6 |         n = r-l+1;
      |         ^
      |         yn
a.cc:7:16: error: expected ';' before 'i'
    7 |         for (ll i = l; i < r; i++){
      |                ^~
      |                ;
a.cc:7:24: error: 'i' was not declared in this scope
    7 |         for (ll i = l; i < r; i++){
      |                        ^
a.cc:8:24: error: expected ';' before 'j'
    8 |                 for (ll j = i+1; j < r+1; j++){
      |                        ^~
      |                        ;
a.cc:8:34: error: 'j' was not declared in this scope; did you mean 'jn'?
    8 |                 for (ll j = i+1; j < r+1; j++){
      |                                  ^
      |                                  jn
a.cc:9:25: error: 'tp' was not declared in this scope; did you mean 'tm'?
    9 |                         tp = (i*j)%2019;
      |                         ^~
      |                         tm
a.cc:10:34: error: 'ou' was not declared in this scope
   10 |                         if (tp < ou) ou = tp;
      |                                  ^~
a.cc:14:17: error: 'ou' was not declared in this scope
   14 |         cout << ou <<endl;
      |                 ^~
Language: C

#include<stdio.h>
 
int main(){
  int i, j, cal, min = 2018;
  
  int L, R;
  scanf("%d %d", &L, &R);
  
  for(i = L; i < R; i++){
    for(j = i+1; j <= R; j++){
      cal = ij % 2019;
      if(cal < min){
        min = cal;
      }
    }
  }
  
  printf("%d", min);
  
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:11:13: error: 'ij' undeclared (first use in this function); did you mean 'j'?
   11 |       cal = ij % 2019;
      |             ^~
      |             j
main.c:11:13: 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(){
  int l,r;
  cin >> l >> r;
  if (l/2019 != r/2019) cout << 0 << endl;
  else{
    cout << min((l%2019)*((l%2019)+1),(2019-(r%2019))*(2020-(r%2019)))); 
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:71: error: expected ';' before ')' token
    8 |     cout << min((l%2019)*((l%2019)+1),(2019-(r%2019))*(2020-(r%2019))));
      |                                                                       ^
      |                                                                       ;
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int l,r;
  cin >> l >> r;
  if (l/2019 != r/2019) cout << 0 << endl;
  else{
    cout << min((l%2019)*((l%2019)+1),(2019-(r%2019))*(2020-(r%2019)))); 

Compiler output:
a.cc: In function 'int main()':
a.cc:8:71: error: expected ';' before ')' token
    8 |     cout << min((l%2019)*((l%2019)+1),(2019-(r%2019))*(2020-(r%2019))));
      |                                                                       ^
      |                                                                       ;
a.cc:8:73: error: expected '}' at end of input
    8 |     cout << min((l%2019)*((l%2019)+1),(2019-(r%2019))*(2020-(r%2019))));
      |                                                                         ^
a.cc:7:7: note: to match this '{'
    7 |   else{
      |       ^
a.cc:8:73: error: expected '}' at end of input
    8 |     cout << min((l%2019)*((l%2019)+1),(2019-(r%2019))*(2020-(r%2019))));
      |                                                                         ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C

#include <stdio.h>
#define N 2019

int main(void){
  unsigned long l,r;
  int ans,count;
  
  scanf("%lu %lu",&l,&r);
  
  ans = N - 1;
  count = 0;
  flag = 0;
  for(unsigned long i = l; i < r; i++){
    for(unsigned long j = i + 1; j <= r; j++){
      if(count >= (N - 1)){
        flag = 1;
        break;
      }
      if(ans > (i * j) % N) ans = (i * j) % N;
      count++;
    }
    if(flag == 1) break;
  }
  
  printf("%d\n",ans);
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:12:3: error: 'flag' undeclared (first use in this function)
   12 |   flag = 0;
      |   ^~~~
main.c:12:3: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>
#define N 2019

int main(void){
  unsigned long int l,r;
  int ans,count;
  
  printf("L: ");
  scanf("%d",%l);
  printf("R: ");
  scanf("%d",&r);
  
  ans = (L+1) % L;
  count = 0;
  for(unsigned long int i = l; i < r; i++){
    for(unsigned long int j = i + 1; j < r; j++){
      if(count >= N) break;
      if(ans < (i * j) % N) ans = (i * j) % N;
      count++;
    }
  }
  printf("%d",ans);
  
  return 0;
}




Compiler output:
main.c: In function 'main':
main.c:9:14: error: expected expression before '%' token
    9 |   scanf("%d",%l);
      |              ^
main.c:13:10: error: 'L' undeclared (first use in this function)
   13 |   ans = (L+1) % L;
      |          ^
main.c:13:10: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

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

using namespace std;

int main (void){
    int L,R;
    int temp;
    int n = 0;
    int min = -1;
    vector<int> list;
    vector<vector<int>> np;

    cin >> L >> R;
    int r = L % 2019;
    min = r;
    for(int i = L ; i < R ; i++){
        head = r;
        for(int j = i+1; j <= R ; j++){
            head += r;
            if(head >= 2019) head = head - 2019;
            if(head < min){
                min = head; 
            }
        }
        r++;
        if(r >= 2019) r = r-2019;
        if(min == 0) break;
    }
    cout << min << endl;

    return 0; 
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:9: error: 'head' was not declared in this scope
   22 |         head = r;
      |         ^~~~
Language: C++

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

using namespace std;

int main (void){
    int L,R;
    int temp;
    int n = 0;
    int min = -1;
    vector<int> list;
    vector<vector<int>> np;

    cin >> L >> R;
    int r = L % 2019;
    min = r;
    for(int i = L ; i < R ; i++){
        head = r;
        for(int j = i+1; j <= R ; j++){
            head += r;
            if(head >= 2019) head = head - 2019;
            if(head < min){
                min = head; 
            }
        }
        r++;
        if(r >= 2019) r = r-2019;
        if(min == 0) break;
    }
    cout << min << endl;

    return 0; 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:9: error: 'head' was not declared in this scope
   22 |         head = r;
      |         ^~~~
Language: Java

import java.util.Scanner;

import static java.lang.Math.min;


public class C_Remainder_Minimization_2019 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long l = sc.nextInt();
        long r = sc.nextInt();
        long minValue = 2018;
        long v;
        long i,j;

//        System.out.println(l + " : " + r);

        r = min(r, l+4038);
        i=0;j=0;
        for(i=l;i<r;i++) {
            for(j=i+1;j<=r;j++) {
                v = (i*j)%2019;
//                v = floorMod(((long)l*(long)j), 2019);

//                System.out.println("[" + i + ", " + j + "] " + v);
                minValue = min(minValue, v);
                if (minValue == 0) { break; }
            }
            if (minValue == 0) { break; }
        }
//        System.out.println("[" + i + ", " + j + "]");
        // 出力
        System.out.println((int)minValue);
    }
}

Compiler output:
Main.java:6: error: class C_Remainder_Minimization_2019 is public, should be declared in a file named C_Remainder_Minimization_2019.java
public class C_Remainder_Minimization_2019 {
       ^
1 error
Language: Java

import java.util.Scanner;


public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int l = sc.nextInt();
        int r = sc.nextInt();
        long minValue = -1;
        double v;
        int i,j;

//        System.out.println(l + " : " + r);
       if ( r > l + 4038) {
        r = l + 4038;
}
        i=0;j=0;
        for(i=l;i<r;i++) {
            for(j=i+1;j<=r;j++) {
                v = ((double)l*(double)j)%2019;
//                v = floorMod(((long)l*(long)j), 2019);

//                System.out.println("[" + i + ", " + j + "] " + v);
                if ((minValue == -1) || (minValue > v)) {
                    minValue = v;
                    if (minValue == 0) { break; }
                }

            }
            if (minValue == 0) { break; }
        }
//        System.out.println("[" + i + ", " + j + "]");
        // 出力
        System.out.println((int)minValue);
    }
}

Compiler output:
Main.java:25: error: incompatible types: possible lossy conversion from double to long
                    minValue = v;
                               ^
1 error
Language: Java

import java.util.Scanner;


public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int l = sc.nextInt();
        int r = sc.nextInt();
        long minValue = -1;
        long v;
        int i,j;

//        System.out.println(l + " : " + r);
       if ( r > l + 4038) {
        r = l + 4038;
}
        i=0;j=0;
        for(i=l;i<r;i++) {
            for(j=i+1;j<=r;j++) {
                v = ((double)l*(double)j)%2019;
//                v = floorMod(((long)l*(long)j), 2019);

//                System.out.println("[" + i + ", " + j + "] " + v);
                if ((minValue == -1) || (minValue > v)) {
                    minValue = v;
                    if (minValue == 0) { break; }
                }

            }
            if (minValue == 0) { break; }
        }
//        System.out.println("[" + i + ", " + j + "]");
        // 出力
        System.out.println((int)minValue);
    }
}

Compiler output:
Main.java:20: error: incompatible types: possible lossy conversion from double to long
                v = ((double)l*(double)j)%2019;
                                         ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  long int L, R, tmp;
  int mini=2019;
  cin >> L >> R;
  
  for(int i=0 ; i < 1.0e+6 ; i++){
    if(2019*i >= L){
      tmp = i;
      break;
    }
  }
  
  if(2019*tmp <= R)
    cout << 0 << endl;
  else{
    for(long int i=L; i<R;i++){
      for(long int j=i+1; j<=R;j++){
        mini = min((i*j)%2019,mini);
      }
    }
          cout << mini << endl;
  }

}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:19: error: no matching function for call to 'min(long int, int&)'
   21 |         mini = min((i*j)%2019,mini);
      |                ~~~^~~~~~~~~~~~~~~~~
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:21:19: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
   21 |         mini = min((i*j)%2019,mini);
      |                ~~~^~~~~~~~~~~~~~~~~
/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:21:19: note:   mismatched types 'std::initializer_list<_Tp>' and 'long int'
   21 |         mini = min((i*j)%2019,mini);
      |                ~~~^~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void)
{
    long long l,r;
  	int ans=2019;
  
    cin >> l >> r;
	if(r-l>=2019){
      ans = 0;
    }
  	else{
      for(int i = (int)l%2019;i<(int)r%(2019)-1;i++){
        for(int j = i+1;i<r%2019;i++){
          ans = min(ans,(int)(r*l)%2019);
        }
      }
 
    
 
    cout << ans;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void)
{
    long long l,r;
  	int ans=2019;
  
    cin >> l >> r;
	if(r-l>=2019){
      ans = 0;
    }
  	else{
      for(int i = (int)l%2019;i<(int)r%(2019)-1;i++){
        for(int j = i+1;i<r%2019;i++){
          ans = min(ans,(r*l)%2019);
        }
      }
 
    
 
    cout << ans;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:20: error: no matching function for call to 'min(int&, long long int)'
   15 |           ans = min(ans,(r*l)%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:15:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   15 |           ans = min(ans,(r*l)%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:15:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   15 |           ans = min(ans,(r*l)%2019);
      |                 ~~~^~~~~~~~~~~~~~~~
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void)
{
    long long l,r;
  	int ans=2019;
  
    cin >> l >> r;
	if(r-l>=2019){
      ans = 0;
    }
  	else{
      for(int i = l%2019;i<r%(2019)-1;i++){
        for(int j = i+1;i<r%2019;i++){
          ans = min(ans,(r*l)%2019);
        }
      }
 
    
 
    cout << ans;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:20: error: no matching function for call to 'min(int&, long long int)'
   15 |           ans = min(ans,(r*l)%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:15:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   15 |           ans = min(ans,(r*l)%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:15:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   15 |           ans = min(ans,(r*l)%2019);
      |                 ~~~^~~~~~~~~~~~~~~~
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
    // 整数の入力
    int l;
    cin >> l;
    // スペース区切りの整数の入力
    int r,kari;
    cin >> r ;
  if(r - l +1 > 2019){
    cout<<0;
	}else{
  
  int co = 2019;
    // 文字列の入力
   	for (double i = l; i < r; i++) {
		for (double j = i+1; j <= r; j++) {
		 kari = (i*j) % (double)2019;
             if(co > kari) co = kari;
		}
	}
    // 出力
    cout<<co;
  }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:31: error: invalid operands of types 'double' and 'double' to binary 'operator%'
   19 |                  kari = (i*j) % (double)2019;
      |                         ~~~~~ ^ ~~~~~~~~~~~~
      |                           |     |
      |                           |     double
      |                           double
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void)
{
    long long l,r;
  	int ans=2019;
  
    cin >> l >> r;
	if(r-l>=2019){
      ans = 0;
    }
  	else{
      for(int i = l%2019;i<r%(2019)-1;i++){
        for(int j = i+1;i<r%2019;i++){
          ans = min(ans,(r*l)%2019)
        }
      }
 
    
 
    cout << ans;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:20: error: no matching function for call to 'min(int&, long long int)'
   15 |           ans = min(ans,(r*l)%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:15:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   15 |           ans = min(ans,(r*l)%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:15:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   15 |           ans = min(ans,(r*l)%2019)
      |                 ~~~^~~~~~~~~~~~~~~~
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
    // 整数の入力
    int l;
    cin >> l;
    // スペース区切りの整数の入力
    int r,kari;
    cin >> r ;
  if(r - l +1 > 2019){
    cout<<0;
	}else{
  
  int co = 2019;
    // 文字列の入力
   	for (double i = l; i < r; i++) {
		for (double j = i+1; j <= r; j++) {
		 kari = (i*j) % 2019;
             if(co > kari) co = kari;
		}
	}
    // 出力
    cout<<co;
  }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:31: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   19 |                  kari = (i*j) % 2019;
      |                         ~~~~~ ^ ~~~~
      |                           |     |
      |                           |     int
      |                           double
Language: C

#include <stdio.h>

int main(void){
    scanf("%d %d", &L,&R);
    min = (L*R)%2019;
    for(int j=L+1;j<=R;j++){
        for(int i=L;i<j;i++){
            int a = (i*j)%2019;
            if(a<min){
                min = a; 
            }
        }
    }
    printf("%d",min);
}

Compiler output:
main.c: In function 'main':
main.c:4:21: error: 'L' undeclared (first use in this function)
    4 |     scanf("%d %d", &L,&R);
      |                     ^
main.c:4:21: note: each undeclared identifier is reported only once for each function it appears in
main.c:4:24: error: 'R' undeclared (first use in this function)
    4 |     scanf("%d %d", &L,&R);
      |                        ^
main.c:5:5: error: 'min' undeclared (first use in this function); did you mean 'main'?
    5 |     min = (L*R)%2019;
      |     ^~~
      |     main
Language: C

#include <stdio.h>

int main(void){
   int L;
   int R;
   int N;
   int i;
   int j;
   int M;
     
     
   scanf("%d %d", &L, &R);
   if(R%2019==0||L%2019==0){
     i=0;
     printf("%d",i);
   }else if((R/2019)!=(L/2019)){
     i=0
       printf("%d",i);
   }else{
     L=L%2019;
     R=R%2019;
     N=(L*L)%2019;
     M=N;
     for(i=L;i<R;i++){
	 for(j=i+1;j<R+1;j++){
	    N=(L+N)%2019;
	 if(M>N){
	   M=N;
	 }
	 }
     }
     printf("%d",M);
   }
}
     

Compiler output:
main.c: In function 'main':
main.c:17:9: error: expected ';' before 'printf'
   17 |      i=0
      |         ^
      |         ;
   18 |        printf("%d",i);
      |        ~~~~~~
Language: C

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

#define MIN 0
#define MAX 2*pow(10.0,9.0)

int main(void){
  int L,R,i,j,n;
  int nmin=2018;
  scanf("%d%d",&L,&R);
  if(L>=MIN && R<=MAX && L<R){
    if((R-1)/2019!=L/2019){
      printf("%d",0);
    } else{
      j=L+1;
      for(i=L;i<j;i++){
	for(j=i+1;j<=R;j++){
	    n=(i*j)%2019;
	  }
	  if(nmin>n)
	    nmin=n;
	}
      }	  
      printf("%d",nmin);
    }
  }
  return 0;
}


Compiler output:
main.c:27:3: error: expected identifier or '(' before 'return'
   27 |   return 0;
      |   ^~~~~~
main.c:28:1: error: expected identifier or '(' before '}' token
   28 | }
      | ^
Language: C

#include <stdio.h>

int main(){
    
    int L ,R ,i, j ;
    int isum ,jsum ,iminsum ,jminsum ,minsum;

    iminsum =2019;
    jminsum =2019;

    scanf("%d", &L);
    scanf("%d" ,&R);

    i=L;
    if(R-L>=2019){
        printf("%d\n",0);
    }return 0;
    else{

    
    for(j= i+1; j <= R ; j++){
        
        jsum = j%2019;

        if(jsum < jminsum){
            jminsum = jsum;
        }

        for(i = L;i <= j-1; i++){
            isum = i%2019;

            if(isum <iminsum){
                iminsum = isum;
            }

        }  
    }

    minsum = jminsum*iminsum;

    printf("%d\n", minsum );
    }return 0;
}

Compiler output:
main.c: In function 'main':
main.c:18:5: error: 'else' without a previous 'if'
   18 |     else{
      |     ^~~~
Language: C

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

#define MIN 0
#define MAX 2*pow(10,9)

int main(void){
  int L,R,i,j,n;
  int nmin=2018;
  scanf("%d%d",&L,&R);
  if(L>=MIN && R<=MAX && L<R){
    if(R-L==1){
      printf("%d",R*L);
    } else{
      j=L+1;
      for(i=L;i<j;i++){
	for(j=i+1;j<=R;j++){
	  if(i*j<2019){
	    n=i*j;
	  } else{
	  n=(i*j)%2019;
	  }
	  if(nmin>n){
	    nmin=n;
	    if(nmin==0){
	      printf("%d",nmin);
	      return 0;
	    }
	  }
	}
      }	  
      printf("%d",nmin);
  }
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:35:1: error: expected declaration or statement at end of input
   35 | }
      | ^
Language: C

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

#define MIN 0
#define MAX 2*pow(10,9)

int main(void){
  int L,R,i,j,n;
  int nmin=2018;
  scanf("%d%d",&L,&R);
  if(L>=MIN && R<=MAX && L<R){
      j=L+1;
      for(i=L;i<j;i++){
	for(j=i+1;j<=R;j++){
	  if(i*j<=2019){
	    n=i*j;
	  } else{
	  n=(i*j)%2019;
	  }
	  if(nmin>n){
	    nmin=n;
	    if(nmin==0){
	      printf("%d",nmin);
	      return 0;
	    }
	  }
	}
      }	  
    printf("%d",nmin);
    }
  }
  return 0;
}


Compiler output:
main.c:32:3: error: expected identifier or '(' before 'return'
   32 |   return 0;
      |   ^~~~~~
main.c:33:1: error: expected identifier or '(' before '}' token
   33 | }
      | ^
Language: C

#include <stdio.h>
#include ,stdlib.h>

int main(void){
  long l,r;
  int min = 2019;
  scanf("%d",&l);
  scanf("%d",&r);
  for(int i = l; i <= r; i++){
    for(int j = i + 1; j <= r; j++){
      if((i * j) % 2019 < min){
        min = (i * j) % 2019;
        if(min == 0){
			printf("%d",min);
            exit(0);
        }
      }
    }
  }
  printf("%d",min);
}

Compiler output:
main.c:2:10: error: #include expects "FILENAME" or <FILENAME>
    2 | #include ,stdlib.h>
      |          ^
main.c: In function 'main':
main.c:15:13: error: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
   15 |             exit(0);
      |             ^~~~
main.c:2:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
    1 | #include <stdio.h>
  +++ |+#include <stdlib.h>
    2 | #include ,stdlib.h>
main.c:15:13: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
   15 |             exit(0);
      |             ^~~~
main.c:15:13: note: include '<stdlib.h>' or provide a declaration of 'exit'