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

#include<bits/stdc++.h>
using namespace std ;
typedef long long ll;
int main()
{
    ll i,j,k,l,m,n;
    cin>>n>>m;
    l = n/2019;
    l = l*2019;
    if(l>=n && l=<m)
        return cout<<0<<endl,0;

    n = n%2019;
    m = (n+1)%2019;
    cout<<(n*m)%2019<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: expected primary-expression before '<' token
   10 |     if(l>=n && l=<m)
      |                  ^
Language: C++

l,r=map(int,input().split())
ans=2020
for i in range(l,min(r,l+2019)):
    for j in range(i+1,min(r,i+2019)+1):
        ans=min(ans,(i*j)%2019)
print(ans)

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

int main(){
    int L,R;
    cin >> L >> R;
    if(R-L >= 2018) cout << 0 << endl;
    else if(R < 2019) cout << L*(L+1) << endl;
    else {
        R = min(R,L+4038);
        int ans=2018;
        for(int i=1; i<=R; i++){
            for (int j=i+1; j<=R; j++){
                int x=i*j;
                ans = min(ans,x);
            }
        }
        cout << ans << endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
    3 |     cin >> L >> R;
      |     ^~~
a.cc:4:21: error: 'cout' was not declared in this scope
    4 |     if(R-L >= 2018) cout << 0 << endl;
      |                     ^~~~
a.cc:4:34: error: 'endl' was not declared in this scope
    4 |     if(R-L >= 2018) cout << 0 << endl;
      |                                  ^~~~
a.cc:5:23: error: 'cout' was not declared in this scope
    5 |     else if(R < 2019) cout << L*(L+1) << endl;
      |                       ^~~~
a.cc:5:42: error: 'endl' was not declared in this scope
    5 |     else if(R < 2019) cout << L*(L+1) << endl;
      |                                          ^~~~
a.cc:7:13: error: 'min' was not declared in this scope; did you mean 'main'?
    7 |         R = min(R,L+4038);
      |             ^~~
      |             main
a.cc:15:9: error: 'cout' was not declared in this scope
   15 |         cout << ans << endl;
      |         ^~~~
a.cc:15:24: error: 'endl' was not declared in this scope
   15 |         cout << ans << endl;
      |                        ^~~~
Language: C

int main(void)
{
  int a,b,x;
  scanf("%d %d",&a,&b);
  if(a<2019&&b<2019) x=(a*b)mod 2019;
  else x=(a mod 2019)*(b mod 2019)mod 2019;
  printf("%d",x);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    4 |   scanf("%d %d",&a,&b);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int main(void)
main.c:4:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    4 |   scanf("%d %d",&a,&b);
      |   ^~~~~
main.c:4:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:5:29: error: expected ';' before 'mod'
    5 |   if(a<2019&&b<2019) x=(a*b)mod 2019;
      |                             ^~~
      |                             ;
main.c:6:12: error: expected ')' before 'mod'
    6 |   else x=(a mod 2019)*(b mod 2019)mod 2019;
      |          ~ ^~~~
      |            )
main.c:6:25: error: expected ')' before 'mod'
    6 |   else x=(a mod 2019)*(b mod 2019)mod 2019;
      |                       ~ ^~~~
      |                         )
main.c:6:35: error: expected ';' before 'mod'
    6 |   else x=(a mod 2019)*(b mod 2019)mod 2019;
      |                                   ^~~
      |                                   ;
main.c:7:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    7 |   printf("%d",x);
      |   ^~~~~~
main.c:7:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:7:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:7:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

int main(void)
{
  int a,b,x;
  scanf("%d %d",&a,&b);
  if(a<2019&&b<2019) x=(a*b) mod 2019;
  else x=(a mod 2019)*(b mod 2019) mod 2019;
  printf("%d",x);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    4 |   scanf("%d %d",&a,&b);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int main(void)
main.c:4:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    4 |   scanf("%d %d",&a,&b);
      |   ^~~~~
main.c:4:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:5:29: error: expected ';' before 'mod'
    5 |   if(a<2019&&b<2019) x=(a*b) mod 2019;
      |                             ^~~~
      |                             ;
main.c:6:12: error: expected ')' before 'mod'
    6 |   else x=(a mod 2019)*(b mod 2019) mod 2019;
      |          ~ ^~~~
      |            )
main.c:6:25: error: expected ')' before 'mod'
    6 |   else x=(a mod 2019)*(b mod 2019) mod 2019;
      |                       ~ ^~~~
      |                         )
main.c:6:35: error: expected ';' before 'mod'
    6 |   else x=(a mod 2019)*(b mod 2019) mod 2019;
      |                                   ^~~~
      |                                   ;
main.c:7:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    7 |   printf("%d",x);
      |   ^~~~~~
main.c:7:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:7:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:7:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C++

#include <bits/stdc++.h>
#include <math.h>
#include <cmath>
using namespace std;
bool is_int_lround(double x){
  return std::lround(x)==x;
}
int ketasuu(int x){
  int n=0;
  while(x>0){
    x /=10 ;
    n ++;
  }
  return n;
}

int main(){
  long long L,R;
  cin >> L >> R;
  if(R >= L+2019){
    R = L+ 2019;
  }
  int min1 =2018,min2 =2020;
  for(int i =L; i<R ;i++){
    for(int j = i+1; j <R+1; j++){
      if(  (i*j) % 2019 <0){
        if((i*j)%2019 +2019 <min1){
          min1 =(i*j)%2019 +2019;
        }
      }
      else if( (i*j)%2019 <min1){
        min1=(i*j)%2019;
      }
    }
  }
  if(min1 <0){
    min1 +=2019;
  }
  cout <<min1 

Compiler output:
a.cc: In function 'int main()':
a.cc:39:14: error: expected ';' at end of input
   39 |   cout <<min1
      |              ^
      |              ;
a.cc:39:14: error: expected '}' at end of input
a.cc:17:11: note: to match this '{'
   17 | int main(){
      |           ^
Language: C++

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

int main() {
	long long L, R;
	cin >> L >> R;
	int ans = 2036;
	for(long long i = L; i <= min(L + 4036, R); i++){
		for(int j = i + 1; j <= min(L + 4036, R); j++){
			ans = min(ans, (i * j) % 2019);
		}
	}
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:34: error: no matching function for call to 'min(int&, long long int)'
   10 |                         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:10:34: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   10 |                         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:10:34: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   10 |                         ans = min(ans, (i * j) % 2019);
      |                               ~~~^~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#include <math.h>
#include <cmath>
using namespace std;
bool is_int_lround(double x){
  return std::lround(x)==x;
}
int ketasuu(int x){
  int n=0;
  while(x>0){
    x /=10 ;
    n ++;
  }
  return n;
}

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

Compiler output:
a.cc: In function 'int main()':
a.cc:26:11: error: lvalue required as left operand of assignment
   26 |     num[0]*num[1] = num[0]*num[1]%2019;
Language: C++

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

int main() {
  int64_t l,r,ans=2018;
  cin >> l >> r;
  if(r-r%2019>=l) ans=0;
  else if(r-r%3>=l && r-r%673>=l) ans=0;
  else{
  	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:19:2: error: expected '}' at end of input
   19 | }
      |  ^
a.cc:7:12: note: to match this '{'
    7 | int main() {
      |            ^
Language: Java

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long l = sc.nextLong();
        long r = sc.nextLong();

        for (int i = 0; i < 2019 && l + i <= r ;i++) {
            if ((l + i) % 2019 == 0) {
                System.out.print(0);
                return;
            }
        }

        System.out.print((l * (l + 1)) % 2019);
    }
}

Compiler output:
Main.java:3: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
                         ^
  symbol:   class Scanner
  location: class Main
2 errors
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;
    r = min(r, l + 4038);
    int ans = 2018;
    for (ll i = l; i <= r; i++){
    for(ll j = i + 1; j <= r; j++){
        int x = i * j % 2019;
        ans = min(ans, x);
    }
    }
  cout << ans << endl;  
    }

Compiler output:
a.cc:4:9: error: 'Long' does not name a type; did you mean 'long'?
    4 | typedef Long Long ll;
      |         ^~~~
      |         long
a.cc: In function 'int main()':
a.cc:7:5: error: 'll' was not declared in this scope
    7 |     ll l, r;
      |     ^~
a.cc:8:12: error: 'l' was not declared in this scope
    8 |     cin >> l >> r;
      |            ^
a.cc:8:17: error: 'r' was not declared in this scope
    8 |     cin >> l >> r;
      |                 ^
a.cc:11:12: error: expected ';' before 'i'
   11 |     for (ll i = l; i <= r; i++){
      |            ^~
      |            ;
a.cc:11:20: error: 'i' was not declared in this scope
   11 |     for (ll i = l; i <= r; i++){
      |                    ^
a.cc:12:11: error: expected ';' before 'j'
   12 |     for(ll j = i + 1; j <= r; j++){
      |           ^~
      |           ;
a.cc:12:23: error: 'j' was not declared in this scope; did you mean 'jn'?
   12 |     for(ll j = i + 1; j <= r; j++){
      |                       ^
      |                       jn
Language: C++

#include <iostream>
using namespace std;

int main(){
  int L,R; cin>>L>>R;
  
  if (R-L>2019) cout<<0<<endl;
  else{
    long long ans=2018;
    for (longlong 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:10:10: error: 'longlong' was not declared in this scope
   10 |     for (longlong i=L;i<R;++i)
      |          ^~~~~~~~
a.cc:10:23: error: 'i' was not declared in this scope
   10 |     for (longlong i=L;i<R;++i)
      |                       ^
Language: C++

#include <iostream>
#include <vector>
#include <utility>
#include <map>
#include <algorithm>
#include <queue>
#include <cmath>

using namespace std;

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


Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: 'INT_MAX' was not declared in this scope
   13 |    int ans = INT_MAX;
      |              ^~~~~~~
a.cc:8:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    7 | #include <cmath>
  +++ |+#include <climits>
    8 | 
a.cc: At global scope:
a.cc:28:4: error: 'cout' does not name a type
   28 |    cout << ans << endl;
      |    ^~~~
a.cc:29:4: error: expected unqualified-id before 'return'
   29 |    return 0;
      |    ^~~~~~
a.cc:30:1: error: expected declaration before '}' token
   30 | }
      | ^
Language: C++

#include <iostream>
#include <vector>
#include <utility>
#include <map>
#include <algorithm>
#include <queue>
#include <cmath>

using namespace std;

int main() {
	int l, r;
  int ans = INT_MAX;
	cin >> l >> r;
	const int mod = 2019;
  
  if (r - l > mod){
    puts("0"); 
    return 0;
  }
  
  r %= mod;
  l %= mod;
	for(int i=l; i<=r; i++) {
	  for(int j=i+1; j<=r; j++) {
      ans = min(ans,i*j%mod);
    }
	}
  
  cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:13: error: 'INT_MAX' was not declared in this scope
   13 |   int ans = INT_MAX;
      |             ^~~~~~~
a.cc:8:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    7 | #include <cmath>
  +++ |+#include <climits>
    8 |
Language: C++

#include <iostream>
#include <vector>
#include <utility>
#include <map>
#include <algorithm>
#include <queue>
#include <cmath>

using namespace std;

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


Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: 'INT_MAX' was not declared in this scope
   13 |    int ans = INT_MAX;
      |              ^~~~~~~
a.cc:8:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    7 | #include <cmath>
  +++ |+#include <climits>
    8 | 
a.cc: At global scope:
a.cc:28:4: error: 'cout' does not name a type
   28 |    cout << ans << endl;
      |    ^~~~
a.cc:29:4: error: expected unqualified-id before 'return'
   29 |    return 0;
      |    ^~~~~~
a.cc:30:1: error: expected declaration before '}' token
   30 | }
      | ^
Language: C++

#include <iostream>
#include <vector>
#include <utility>
#include <map>
#include <algorithm>
#include <queue>
#include <cmath>

using namespace std;

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


Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: 'INT_MAX' was not declared in this scope
   13 |    int ans = INT_MAX;
      |              ^~~~~~~
a.cc:8:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    7 | #include <cmath>
  +++ |+#include <climits>
    8 |
Language: C++

#include <iostream>
#include <vector>
#include <utility>
#include <map>
#include <algorithm>
#include <queue>
#include <cmath>

using namespace std;

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


Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: 'INT_MAX' was not declared in this scope
   13 |    int ans = INT_MAX;
      |              ^~~~~~~
a.cc:8:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    7 | #include <cmath>
  +++ |+#include <climits>
    8 |
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  int L, R, a = 2019;
  cin >> L >> R;
  if (R - L > 2018) cout << 0 << endl;
  else {
      for (int i = 0; L + i < R, i++){
          for (int j = i + 1; L + j <= R, j++) {
              if((L + i) * (L + j) % 2019 < a) {
                  a = (L + i) * (L + j) % 2019;
              }
          }
        }
    cout << a << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:37: error: expected ';' before ')' token
    8 |       for (int i = 0; L + i < R, i++){
      |                                     ^
      |                                     ;
a.cc:9:46: error: expected ';' before ')' token
    9 |           for (int j = i + 1; L + j <= R, j++) {
      |                                              ^
      |                                              ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  int L, R, a = 2019;
  cin >> L >> R;
  if (R - L > 2018) cout << 0 << endl;
  else {
      for (int i = 0; L + i < R){
          for (int j = i + 1; L + j <= R) {
              if((L + i) * (L + j) % 2019 < a) {
                  a = (L + i) * (L + j) % 2019;
              }
          }
        }
    cout << a << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:32: error: expected ';' before ')' token
    8 |       for (int i = 0; L + i < R){
      |                                ^
      |                                ;
a.cc:9:41: error: expected ';' before ')' token
    9 |           for (int j = i + 1; L + j <= R) {
      |                                         ^
      |                                         ;
Language: Java

import java.util.Scanner;

public class ABC133C{

    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int left = sc.nextInt();
        int right = sc.nextInt();

        int ans;
        if(left / 2019 != right / 2019){
            ans = 0;
        }else{
            left %= 2019;
            ans = left * (left + 1) % 2019;
        }

        System.out.println(ans);
    }

}

Compiler output:
Main.java:3: error: class ABC133C is public, should be declared in a file named ABC133C.java
public class ABC133C{
       ^
1 error
Language: C++

/*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
Author: z0marlin
Title: C.cpp
Time: 16-08-2019T23:13:25+0530 
I suck at CP T_T
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/
#include <bits/stdc++.h>
#if DEBUG
#define dprintf(...) printf(__VA_ARGS__)
#else
#define dprintf(...)
#endif
#define FOR(i, a, n) for(int i = a; i < n; ++i)
#define FORE(a, v) for(auto a:v)
#define MAX(a, b) ((a>b)?a:b)
#define MIN(a, b) ((a<b)?a:b)
#define MP(i, j) make_pair(i, j)
#define PB(a) push_back(a)
#define PPB(a) pop_back(a)
#define all(a) a.begin(), a.end()

using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef pair<int,int> pii_t;
typedef pair<ll,ll> pll_t;
typedef vector<int> vi_t;
typedef vector<ll> vll_t;

const int MAX_SZ=1e6+2;
const int MOD=1e9+7;
ll t = 1, n, m, q, ql, qr;
char ch;

ll solve(){
    if(qr-ql>=2019) return 0;
    for(ll i = ql; i<=qr; i++){
        for(ll j=i+1; j<=qr; j++){
            minP = min(minP, (i%2019 * j% 2019)%2019);
        }
    }
    return minP;
}

int main(){
    // scanf("%d", &t);
    while(t--){
        scanf("%d%d", &ql, &qr);
    }
    printf("%lld\n", solve());
}

Compiler output:
a.cc: In function 'll solve()':
a.cc:39:13: error: 'minP' was not declared in this scope
   39 |             minP = min(minP, (i%2019 * j% 2019)%2019);
      |             ^~~~
a.cc:42:12: error: 'minP' was not declared in this scope
   42 |     return minP;
      |            ^~~~
Language: C++

#include <iostream>

using namespace std;
int main()
{
	long long L, R, ans=2019;
	cin >> L >> R;
	if (R - L >= 2019) cout << 0;
	else
	{
		for (int i = L; i < R; i++)
		{
			for (int j = i+1; j <= R; j++)
			{
				if (ans > ((i%2019)*(j%2019))%2019) ans = (i*j) % 2019;
			}
		}
		cout << ans;
	}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:10: error: expected '}' at end of input
   19 |         }
      |          ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

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

int main()
{
  int l,r;
  cin>>l>>r;
  int ml=l%2019,mr=r%2019;
  if(ml>mr) cout<<"0"<<endl;
  else
  {
    int temp=mr-ml+1;
    int temp1=r-l+1;
    if(temp!=temp1) cout<<"0"<<endl;
    else
    {
      ans=-1;
      for(int i=l;i<=r;i++) for(int j=i+1;j<=r;j++) ans=max(ans,(i*j)%2019);
      cout<<ans<<endl;
    }
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:7: error: 'ans' was not declared in this scope; did you mean 'abs'?
   17 |       ans=-1;
      |       ^~~
      |       abs
Language: C++

#include<cmath>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<iostream>
#include<vector>
#include<set>
const int MAXN=5e5+10;
const double eps=1e-8;
const int MOD=1000000007;
using namespace std;
typedef  long long ll;
int main()
{
    int L,R,ans=2019,l1,r1;
    cin>>L>>R;
    l1=L;
    r1=R;
    if(R-L>=2019)
        cout<<0<<endl;
    else
    {
        l1%=2019;
        r1%=2019
        if(r1<=l1)
            r1+=2019;
        for(int i=l1;i<=r1;i++)
        {
            for(int j=i+1;j<=r1;j++)
            {
                ans=min(ans,i*j%2019);
            }
        }
        cout<<ans<<endl;
    }
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:24:17: error: expected ';' before 'if'
   24 |         r1%=2019
      |                 ^
      |                 ;
   25 |         if(r1<=l1)
      |         ~~
Language: C++

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

/* #pragma */
/*
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
*/

/*alias*/
#define F first
#define S second

#define y0 y3487465
#define y1 y8687969
#define j0 j1347829
#define j1 j234892
#define next asdnext
#define prev asdprev
#define itn int

/*template*/
template<class T>inline bool amax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>inline bool amin(T &a, const T &b) { if (b < a) { a = b; return 1; } return 0; }

/* func */
int GCD(int a,int b){return b?GCD(b,a%b):a;}
long long GCD(long long a, long long b){return b ? GCD(b, a%b) : a;}
int LCM(int a, int b){return a * b / GCD(a, b);}
long long LCM(long long a, long long b){return a * b / GCD(a, b);}

/*struct*/
struct aaa {
	aaa() {
		cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20);
	};
}aaaaaaa;

/* const */
const int INF = 1001001001;
const long long LINF = 1001001001001001001ll;
const int MOD = 1e9 + 7; //10^9
const double EPS = 1e-9;
const int dx[] = { 1, 1, 0, -1, -1, -1, 0, 1 }, dy[] = { 0, 1, 1, 1, 0, -1, -1, -1 };
//const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
//Counterclockwise from the 6o'clock direction
//Take the x-axis downward and the y-axis right

#define int long long

//g++ -std=c++14 -Wall --pedantic-errors -o template template.cpp
//g++ -std=c++14 -Wall --pedantic-errors template.cpp
//chcp 65001

/*global*/


using long long = int;
signed main()
{
	int mod = 2019;
	int l,r;cin >> l >> r;
	if(l == 0){
		cout << 0 << endl;
		return 0;
	}
	int a=INF;/*
	if(l <= r/2)
	for(int i = l; i < sqrt(r); ++i){
		for(int j = l+1; j <= sqrt(r)-sqrt(i); ++j){//-sqrt(i)
			a = min(a, i*j%mod);
		}
	}
	else{
		for(int i = l; i < r; ++i){
			for(int j = l+1; j <= r; ++r){
			a = min(a, i*j%mod);
			}
		}
	}*/
	if(r-l >= 10000){
		cout << 0 << endl;
		return 0;
	}
	for(int i = l; i < r; ++i){
		for(int j = i+1; j <= r; ++j){
			a = min(a, i*j%mod);
		}
	}

	cout << a << endl;
    return 0;
}


Compiler output:
a.cc:58:7: error: expected nested-name-specifier before 'long'
   58 | using long long = int;
      |       ^~~~
Language: C++

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

/* #pragma */
/*
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
*/

/*alias*/
#define F first
#define S second

#define y0 y3487465
#define y1 y8687969
#define j0 j1347829
#define j1 j234892
#define next asdnext
#define prev asdprev
#define itn int

/*template*/
template<class T>inline bool amax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>inline bool amin(T &a, const T &b) { if (b < a) { a = b; return 1; } return 0; }

/* func */
int GCD(int a,int b){return b?GCD(b,a%b):a;}
long long GCD(long long a, long long b){return b ? GCD(b, a%b) : a;}
int LCM(int a, int b){return a * b / GCD(a, b);}
long long LCM(long long a, long long b){return a * b / GCD(a, b);}

/*struct*/
struct aaa {
	aaa() {
		cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20);
	};
}aaaaaaa;

/* const */
const int INF = 1001001001;
const long long LINF = 1001001001001001001ll;
const int MOD = 1e9 + 7; //10^9
const double EPS = 1e-9;
const int dx[] = { 1, 1, 0, -1, -1, -1, 0, 1 }, dy[] = { 0, 1, 1, 1, 0, -1, -1, -1 };
//const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
//Counterclockwise from the 6o'clock direction
//Take the x-axis downward and the y-axis right

#define int long long

//g++ -std=c++14 -Wall --pedantic-errors -o template template.cpp
//g++ -std=c++14 -Wall --pedantic-errors template.cpp
//chcp 65001

/*global*/


using long long = int
signed main()
{
	int mod = 2019;
	int l,r;cin >> l >> r;
	if(l == 0){
		cout << 0 << endl;
		return 0;
	}
	int a=INF;/*
	if(l <= r/2)
	for(int i = l; i < sqrt(r); ++i){
		for(int j = l+1; j <= sqrt(r)-sqrt(i); ++j){//-sqrt(i)
			a = min(a, i*j%mod);
		}
	}
	else{
		for(int i = l; i < r; ++i){
			for(int j = l+1; j <= r; ++r){
			a = min(a, i*j%mod);
			}
		}
	}*/
	if(r-l >= 10000){
		cout << 0 << endl;
		return 0;
	}
	for(int i = l; i < r; ++i){
		for(int j = i+1; j <= r; ++j){
			a = min(a, i*j%mod);
		}
	}

	cout << a << endl;
    return 0;
}


Compiler output:
a.cc:58:7: error: expected nested-name-specifier before 'long'
   58 | using long long = int
      |       ^~~~
Language: C++

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

int main() {
  long long int N,M,L=3000;
  cin >>N>>M;
  for(int i=N;i<M;i++){
     if(L==0)break;
    for(int j=N+1;j<M+1;j++){
      L=min(L,(i*j)%2019);
      if(L==0)break;
    }
  }
  cout <<L;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:12: error: no matching function for call to 'min(long long int&, int)'
   10 |       L=min(L,(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:10:12: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   10 |       L=min(L,(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:10:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   10 |       L=min(L,(i*j)%2019);
      |         ~~~^~~~~~~~~~~~~~
Language: C++

l, r = map(int,input().split())

ans = 2019
if (r - l) > 2019:
	print(0)
else:
	for i in range(l,r):
		for j in range(i+1,r):
			temp = (i*j)%2019
			if ans > temp:
				ans = temp
				

	print(ans)



Compiler output:
a.cc:1:1: error: 'l' does not name a type
    1 | l, r = map(int,input().split())
      | ^
Language: Java

import java.util.*;
class Main{
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		int L=sc.nextInt();
		int R=sc.nextInt();
		int min=0;
		if(L%2019==0||R%2019==0||L/2019<R/2019){
			System.out.println(0);
			return;
		}

		for(long i=L;i<=R;i++){
			for(long j=i+1;j<=R;j++){
				int a=(i*j)%2019;
				if((i==L&&j==L+1)||min>a){min=a;}
			}
		}
		System.out.println(min);
	}
}

Compiler output:
Main.java:15: error: incompatible types: possible lossy conversion from long to int
				int a=(i*j)%2019;
				           ^
1 error
Language: C++

#include <iostream>

int main()
{
  long l, r;
  std::cin >> l >> r;
  long min = 2019;
  int size;
  long *r;
  if(r-l+1 >= 2019)
  {
    size = 2019;
    r = new long[size];
    for(long i=0; i<2019; i++)
      r[i] = i;
  }
  else
  {
    size = r-l+1;
    r = new long[size];
    for(long i=0; i<size; i++)
      r[i] = (l+i)%2019L;
  }
  for(long i=l; i<=size-1; i++)
    for(long j=i+1; j<=size; j++)
    {
      long mod = (r[i]*r[j])%2019L;
      min = (mod<min)? mod : min;
    }
  std::cout << min << std::endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:9: error: conflicting declaration 'long int* r'
    9 |   long *r;
      |         ^
a.cc:5:11: note: previous declaration as 'long int r'
    5 |   long l, r;
      |           ^
a.cc:13:9: error: invalid conversion from 'long int*' to 'long int' [-fpermissive]
   13 |     r = new long[size];
      |         ^~~~~~~~~~~~~~
      |         |
      |         long int*
a.cc:15:8: error: invalid types 'long int[long int]' for array subscript
   15 |       r[i] = i;
      |        ^
a.cc:20:9: error: invalid conversion from 'long int*' to 'long int' [-fpermissive]
   20 |     r = new long[size];
      |         ^~~~~~~~~~~~~~
      |         |
      |         long int*
a.cc:22:8: error: invalid types 'long int[long int]' for array subscript
   22 |       r[i] = (l+i)%2019L;
      |        ^
a.cc:27:20: error: invalid types 'long int[long int]' for array subscript
   27 |       long mod = (r[i]*r[j])%2019L;
      |                    ^
a.cc:27:25: error: invalid types 'long int[long int]' for array subscript
   27 |       long mod = (r[i]*r[j])%2019L;
      |                         ^
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin >> l >> r;
      |   ^~~
a.cc:18:3: error: 'cout' was not declared in this scope
   18 |   cout << ans << endl;
      |   ^~~~
a.cc:18:18: error: 'endl' was not declared in this scope
   18 |   cout << ans << endl;
      |                  ^~~~
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin >> l >> r;
      |   ^~~
a.cc:10:11: error: 'cout' was not declared in this scope
   10 |           cout << ans << endl;
      |           ^~~~
a.cc:10:26: error: 'endl' was not declared in this scope
   10 |           cout << ans << endl;
      |                          ^~~~
a.cc:16:3: error: 'cout' was not declared in this scope
   16 |   cout << ans << endl;
      |   ^~~~
a.cc:16:18: error: 'endl' was not declared in this scope
   16 |   cout << ans << endl;
      |                  ^~~~
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: 'i' was not declared in this scope
    7 |   for (i = l; i <= r; i++)
      |        ^
Language: C++

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

Compiler output:
a.cc:27:1: error: expected declaration before '}' token
   27 | }
      | ^
Language: C++

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

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespce'
    2 | using namespce std;
      |       ^~~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   cin >> l >> r;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:11:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   11 |     cout << 0;
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:20:13: error: 'min' was not declared in this scope; did you mean 'std::min'?
   20 |         res=min(res,(i*j)%2019);
      |             ^~~
      |             std::min
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: 'std::min' declared here
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
a.cc:24:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   24 |   cout << res <<endl;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:24:17: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   24 |   cout << res <<endl;
      |                 ^~~~
      |                 std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc: At global scope:
a.cc:27:1: error: expected declaration before '}' token
   27 | }
      | ^
Language: C++

#include<bits/std.cpp>
using namespce std;
int main()
{
  int l,r,res=2019;
  cin >> l >> r;
  l%=2019;
  r%=2019;
  if(r<l+1)
  {
    cout << 0;
    return 0;
  }
  else
  {
    for(int i=l;i<=r;i++)
    {
      for(int j= i+1;j<=r;j++)
      {
        res=min(res,(i*j)%2019);
      }
    }
  }
  cout << res <<endl;
  return 0;
}
}

Compiler output:
a.cc:1:9: fatal error: bits/std.cpp: No such file or directory
    1 | #include<bits/std.cpp>
      |         ^~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	long long int n,d,k=0;
	cin >> n >> d;
	long long int x[d-n+2];
    n%=2019;
  	d%=2019
    if(n>d){
      cout << 0;
      return 0;
    }
	while(n+k <= d)
	{
		x[k++]=(n+k)%2019;
	}
	sort(x,x+(d-n+1));
	cout << x[0]*x[1];
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:16: error: expected ';' before 'if'
    9 |         d%=2019
      |                ^
      |                ;
   10 |     if(n>d){
      |     ~~
Language: C++

#include <bits/stdc++.h>
#define ft first
#define sc second
#define lb lower_bound
#define ub upper_bound
#define pb push_back
#define pt(sth) cout << sth << "\n"
#define chmax(a, b) {if(a<b) a=b;}
#define chmin(a, b) {if(a>b) a=b;}
#define moC(a, s, b) (a)=((a)s(b)+MOD)%MOD
using namespace std;
typedef long long ll;
typedef pair<ll, ll> P;
static const ll INF=1e18;
static const ll MAX=1e5+7;
static const ll MOD=1e9+7;
ll max(ll a, ll b) {return a>b?a:b;}
ll min(ll a, ll b) {return a<b?a:b;}



int main(void) {
  ll l, r;
  cin >> l >> r;
  
  if(r-l+1>=2019) {
    pt(0);
  }else if(l%2019>=r%2019) {
    pt(0);
  }else {
    ll s=l%2019*(l+1)%2019;
    ll t=(r-1)%2019*r%2019
    pt(min(s,t));
  }
  
  
  
  
}









Compiler output:
a.cc: In function 'int main()':
a.cc:7:17: error: expected ',' or ';' before 'cout'
    7 | #define pt(sth) cout << sth << "\n"
      |                 ^~~~
a.cc:33:5: note: in expansion of macro 'pt'
   33 |     pt(min(s,t));
      |     ^~
Language: C++

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

void func_C(int L, int R) {
	if ((R - L)+1 >= 2019) {
		cout << 0 << endl;
	}
	else {
		int value = INT_MAX;
		for (int l = L; l < R; l++) {
			for (int r = l + 1; r <= R; r++) {
				if(((l*r)%2019)<value)
					value = (l * r) % 2019;
			}
		}
		std::cout << value << std::endl;
	}
}

int main() {
	int N, D;
	std::cin >> N >> D;
	func_C(N, D);
	return 0;
}

Compiler output:
a.cc: In function 'void func_C(int, int)':
a.cc:10:29: error: 'INT_MAX' was not declared in this scope
   10 |                 int value = INT_MAX;
      |                             ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include<math.h>
  +++ |+#include <climits>
    3 | using namespace std;
Language: C++

include<bits/stdc++.h>

using namespace std;

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

  int ans = 2019;
  for ( int i = L; i <= R; ++i ) {
    for ( int j = L + 1; j <= R; ++j ) {
      int mod = (i * j) % 2019;
      ans = min(mod,ans);
    }
  }
  cout << ans << endl;
  return 0;
}

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:6:12: error: 'cin' was not declared in this scope
    6 |   int L,R; cin >> L >> R;
      |            ^~~
a.cc:12:13: error: 'min' was not declared in this scope; did you mean 'main'?
   12 |       ans = min(mod,ans);
      |             ^~~
      |             main
a.cc:15:3: error: 'cout' was not declared in this scope
   15 |   cout << ans << endl;
      |   ^~~~
a.cc:15:18: error: 'endl' was not declared in this scope
   15 |   cout << ans << endl;
      |                  ^~~~
Language: C++

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

int main() {
    int l, r;
    cin >> l >> r;
    vector<int> mod(r-l+1);
    int count = 0;
    for (int i = l; i <= r; i++) { 
        mod[count] = i % 2019;
        count++;
    }
    sort(mod.begin(), mod.end());
    int ans = mod[0] * mod[1] % 2019;

    cout << ans << endl;
}


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

#include<bits/stdc++.h>
using namespace std;
int main(){
  int l,r;
  cin>>l>>r;
  if(r-l>3000){
    cout<<0<<endl;
  }
 
  else{ 
    int ans=2020;
    for(long long i=l;i<r;i++){
      for(long long j=i+1;j<=r;j++){
        ans=min(ans,(i*j)%2019);
      }
    }
    cout<<ans<<endl;
  }
  
   
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:16: 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:14:16: 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:14:16: 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;
int main(){
  int l,r;
  cin>>l>>r;
  if(r-l>=2019){
    cout<<0<<endl;
  }
  int ans=2020;
  else{
    for(int 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:10:3: error: 'else' without a previous 'if'
   10 |   else{
      |   ^~~~
Language: C++

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

int main() {
  int L, R;
  cin >> L >> R;
  vector<int> mod(R - L + 1);
  bool z_flg = false;
  
  if (2019 < R - L) {
    z_flg = true;
  } else {
    for (int i=L, j=0; i<=R; ++i, ++j) {
    int m = i % 2019;
    if (m == 0) {
      z_flg = true;
      break;
    } else {
      mod[j] = m;
    }
  }
  
  if (z_flg) {
    cout << 0 << endl; 
  } else {
    sort(mod.begin(), mod.end());
    int result = mod[0] * mod[1];
    cout << result << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:2: error: expected '}' at end of input
   30 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C

#include <stdio.h>

int main(void){
  long long int L, R, a, b, min, c;
  scanf("%lld %lld", &L, &R);
  a = L % 2019;
  b = R % 2019;
  min = (a*(a+1)) % 2019
  int i, j;
  for(i=a; i<b; i++){
    for(j=i+1; j<=b; j++){
      c = (i*j) % 2019;
      if(c < min) min = c;
    }
  }
  
  printf("%lld\n", min);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:25: error: expected ';' before 'int'
    8 |   min = (a*(a+1)) % 2019
      |                         ^
      |                         ;
    9 |   int i, j;
      |   ~~~                    
main.c:10:7: error: 'i' undeclared (first use in this function)
   10 |   for(i=a; i<b; i++){
      |       ^
main.c:10:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:11:9: error: 'j' undeclared (first use in this function)
   11 |     for(j=i+1; j<=b; j++){
      |         ^
Language: C++

package main

import (
	"fmt"
)

func main() {
	var a, b, c int
	fmt.Scan(&a)
	fmt.Scan(&b)

	c = b / 2019
	flg := 0
	ans := 100

	for i := 1; i <= c; i++ {
		if a <= 2019*i && 2019*i <= b {
			fmt.Println(0)
			flg = 1
			break
		}
	}

	if flg == 0 {
		for i := a; i < b; i++ {
			for j := a + 1; j <= b; j++ {
				if (i*j)%2019 < ans {
					ans = (i * j) % 2019
				}
			}
		}
		fmt.Println(ans)
	}
}


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

#include<iostream>
#include<vector>
#include<algorithm>
#include<cmath>
#define rep(i,n) for(int i = 0; i < (long int)n; i++)
using namespace std;

int min_mod(long long int x,long long int y,int z){
  int min = x*y, a = x%z, b = y%z;
  for(int i = min(a,b); i <= max(a,b); i++){
    for(int j = max(a,b); j >= max(a,b); j--){
      if(i < j){
        if( (i*j)%z < min){
          min = (i*j) % z;
        }
      }
    }
  }
  return min;
}

int main(){
  long long int i,j;
  cin >> i >> j;
  cout << min_mod(i,j,2019);
  return 0;
}


Compiler output:
a.cc: In function 'int min_mod(long long int, long long int, int)':
a.cc:10:18: error: 'min' cannot be used as a function
   10 |   for(int i = min(a,b); i <= max(a,b); i++){
      |               ~~~^~~~~