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

#include<stdio.h>
int main(void)
{
	int K,A,B,flg;
	scanf("%d %d %d",&K,&A,&B);
	flg=0;
	for(i=A;i<=B;i++){
		if(i%k==0){
			flg=1;
		}
	}
	if(flg==1){
		printf("OK\n");
	}
	else{
		printf("NG\n");
	}
	return 0;
}

			

Compiler output:
main.c: In function 'main':
main.c:7:13: error: 'i' undeclared (first use in this function)
    7 |         for(i=A;i<=B;i++){
      |             ^
main.c:7:13: note: each undeclared identifier is reported only once for each function it appears in
main.c:8:22: error: 'k' undeclared (first use in this function)
    8 |                 if(i%k==0){
      |                      ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int k,a,b;
  cin>>k>>a>>b;
  bool ans = false;
  for(int i=a;i<=b;i++){
    if(i%k==0){
   cout<<"OK";
      return 0;
    }
  }
    else cout<<"NG";
}
  
  
  
  
  


Compiler output:
a.cc: In function 'int main()':
a.cc:13:5: error: 'else' without a previous 'if'
   13 |     else cout<<"NG";
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int k,a,b;
  cin>>k>>a>>b;
  int ans = 0;
  bool judge = false;
  while(true){
    ans += k;
    if(a<=ans&&ans<=b){
      judge = true;
      break;
    }
  }
  if(true)cout<<"OK";
  else cout<<"NG";
    

Compiler output:
a.cc: In function 'int main()':
a.cc:16:19: error: expected '}' at end of input
   16 |   else cout<<"NG";
      |                   ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main(void){
    int K,A,B;
    cin >> K;
    cin >> A >> B;

    int i = 1;
    int k_temp = 0
    while(1)
    {  
        k_temp = K * i;
        if(A << k_temp && k_temp << B){
            cout << "OK" <<endl;
            return 0;
        }

        if(B < k_temp) {
            cout << "NG" << endl;
            return 0;
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:5: error: expected ',' or ';' before 'while'
   12 |     while(1)
      |     ^~~~~
Language: C++

#include<bits/stdc++.h>
#include<vector>
#include<algorithm>
#define vi vector<int>
#define all(v) v.begin(), v.end()
#define ll long long int
using namespace std;
int main()
{
    int n,m,k;
    scanf("%d", &k);
 scanf("%d%d", &a, &b);
 
 int largest = (b / k) * k;
 if (a <= largest) {
 puts("OK");
 } else {
 puts("NG");
 }
 
 return 0;
 }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:17: error: 'a' was not declared in this scope
   12 |  scanf("%d%d", &a, &b);
      |                 ^
a.cc:12:21: error: 'b' was not declared in this scope
   12 |  scanf("%d%d", &a, &b);
      |                     ^
a.cc: At global scope:
a.cc:23:1: error: expected declaration before '}' token
   23 | }
      | ^
Language: C++

#include <stdio.h>
int main {
 int k, a, b;

 scanf("%d", &k);
 scanf("%d%d", &a, &b);

 int largest = (b / k) * k;
 if (a <= largest) {
 puts("OK");
 } else {
 puts("NG");
 }

 return 0;
 }

Compiler output:
a.cc:2:5: error: cannot declare '::main' to be a global variable
    2 | int main {
      |     ^~~~
a.cc:3:2: error: expected primary-expression before 'int'
    3 |  int k, a, b;
      |  ^~~
a.cc:3:2: error: expected '}' before 'int'
a.cc:2:10: note: to match this '{'
    2 | int main {
      |          ^
a.cc:5:7: error: expected constructor, destructor, or type conversion before '(' token
    5 |  scanf("%d", &k);
      |       ^
a.cc:6:7: error: expected constructor, destructor, or type conversion before '(' token
    6 |  scanf("%d%d", &a, &b);
      |       ^
a.cc:8:17: error: 'b' was not declared in this scope
    8 |  int largest = (b / k) * k;
      |                 ^
a.cc:8:21: error: 'k' was not declared in this scope
    8 |  int largest = (b / k) * k;
      |                     ^
a.cc:8:26: error: 'k' was not declared in this scope
    8 |  int largest = (b / k) * k;
      |                          ^
a.cc:9:2: error: expected unqualified-id before 'if'
    9 |  if (a <= largest) {
      |  ^~
a.cc:11:4: error: expected unqualified-id before 'else'
   11 |  } else {
      |    ^~~~
a.cc:15:2: error: expected unqualified-id before 'return'
   15 |  return 0;
      |  ^~~~~~
a.cc:16:2: error: expected declaration before '}' token
   16 |  }
      |  ^
Language: C++

#include <stdio.h>
2
3 int main(void) {
4 int k, a, b;
5
6 scanf("%d", &k);
7 scanf("%d%d", &a, &b);
8
9 int largest = (b / k) * k;
10 if (a <= largest) {
11 puts("OK");
12 } else {
13 puts("NG");
14 }
15
16 return 0;
17 }

Compiler output:
a.cc:2:1: error: expected unqualified-id before numeric constant
    2 | 2
      | ^
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <map>
#include <deque>
#include <queue>
#include <list>
#include <stack>
#include <stdio.h>
 
using namespace std;
int main()
{
  int i,j,k,n,m;
  cin>>k;
  cin>>n>>m;
  for(i=1;i<1000;i++)
  {
    j=pow(k,i);
    if((j>=n)&&(j<=m)){
      cout<<"OK";
      return 0;
    }
  }
  cout<<"NG";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:7: error: 'pow' was not declared in this scope
   20 |     j=pow(k,i);
      |       ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  int a,b,k,x=0;
  cin>>k>>a>>b;
  for(int i=a;i<=b;i++)
  {
      if(i%k==0){
        x=1;
        break;
        }
        }
  }
if(x==1)
cout<<"Ok";
else
cout<<"NG"
}

Compiler output:
a.cc:15:1: error: expected unqualified-id before 'if'
   15 | if(x==1)
      | ^~
a.cc:17:1: error: expected unqualified-id before 'else'
   17 | else
      | ^~~~
a.cc:19:1: error: expected declaration before '}' token
   19 | }
      | ^
Language: C++

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

int main() {
  int k, a, b; cin >> k >> a >> b;
  bool good = 0;
  for (int i = a; i <= b && !good; i++) {
    if (i%k == 0)
      good = 1;
  }
  cout << (good ? "OK" : "NG) << endl;
}

Compiler output:
a.cc:11:26: warning: missing terminating " character
   11 |   cout << (good ? "OK" : "NG) << endl;
      |                          ^
a.cc:11:26: error: missing terminating " character
   11 |   cout << (good ? "OK" : "NG) << endl;
      |                          ^~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:12:1: error: expected primary-expression before '}' token
   12 | }
      | ^
a.cc:11:25: error: expected ')' before '}' token
   11 |   cout << (good ? "OK" : "NG) << endl;
      |           ~             ^
      |                         )
   12 | }
      | ~
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
using P = pair<int, int>; 
using ll = long long;

int main()
{
  int a, l, b;
  cin >> k>> a >> b;
  for (;a <= b; a++){
    if (a % k == 0){
      cout << "OK" << endl;
      return 0;
    }
  }
  cout << "NG" << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:10: error: 'k' was not declared in this scope
   11 |   cin >> k>> a >> b;
      |          ^
Language: C++

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

int main(){
    int k,a,b;
    cin >> k>>a>>b;
    
    bool flag = false;
    
    for(int i=a;i<=b;i++){
        if(i%k == 0){
            flag = true;
        }
    }
    
    if(flag){
        cout << "OK" << endl;
    }else{
        cout << "NG" <, endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'cin' was not declared in this scope
    7 |     cin >> k>>a>>b;
      |     ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include<string.h>
  +++ |+#include <iostream>
    2 | using namespace std;
a.cc:18:9: error: 'cout' was not declared in this scope
   18 |         cout << "OK" << endl;
      |         ^~~~
a.cc:18:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:18:25: error: 'endl' was not declared in this scope
   18 |         cout << "OK" << endl;
      |                         ^~~~
a.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    1 | #include<string.h>
  +++ |+#include <ostream>
    2 | using namespace std;
a.cc:20:9: error: 'cout' was not declared in this scope
   20 |         cout << "NG" <, endl;
      |         ^~~~
a.cc:20:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:20:23: error: expected primary-expression before ',' token
   20 |         cout << "NG" <, endl;
      |                       ^
a.cc:20:25: error: 'endl' was not declared in this scope
   20 |         cout << "NG" <, endl;
      |                         ^~~~
a.cc:20:25: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
Language: C++

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

int main(){
    int k,a,b;
    cin >> k>>a>>b;
    
    flag = false;
    
    for(int i=a;i<=b;i++){
        if(i%k == 0){
            flag = true;
        }
    }
    
    if(flag){
        cout << "OK" << endl;
    }else{
        cout << "NG" <, endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'cin' was not declared in this scope
    7 |     cin >> k>>a>>b;
      |     ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include<string.h>
  +++ |+#include <iostream>
    2 | using namespace std;
a.cc:9:5: error: 'flag' was not declared in this scope
    9 |     flag = false;
      |     ^~~~
a.cc:18:9: error: 'cout' was not declared in this scope
   18 |         cout << "OK" << endl;
      |         ^~~~
a.cc:18:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:18:25: error: 'endl' was not declared in this scope
   18 |         cout << "OK" << endl;
      |                         ^~~~
a.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    1 | #include<string.h>
  +++ |+#include <ostream>
    2 | using namespace std;
a.cc:20:9: error: 'cout' was not declared in this scope
   20 |         cout << "NG" <, endl;
      |         ^~~~
a.cc:20:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:20:23: error: expected primary-expression before ',' token
   20 |         cout << "NG" <, endl;
      |                       ^
a.cc:20:25: error: 'endl' was not declared in this scope
   20 |         cout << "NG" <, endl;
      |                         ^~~~
a.cc:20:25: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
Language: C

#include<stdio.h>
int main()
{
    int k,a,b,i,c=0;
    scanf("%d",&K);
    scanf("%d%d",&A,&B);
    for(i=A;i<=B;i++)
    {
        if(i%K==0)
        c=1;
    }
    if(c==1)
        printf("OK");
    else
        printf("NG");
}


Compiler output:
main.c: In function 'main':
main.c:5:17: error: 'K' undeclared (first use in this function)
    5 |     scanf("%d",&K);
      |                 ^
main.c:5:17: note: each undeclared identifier is reported only once for each function it appears in
main.c:6:19: error: 'A' undeclared (first use in this function)
    6 |     scanf("%d%d",&A,&B);
      |                   ^
main.c:6:22: error: 'B' undeclared (first use in this function)
    6 |     scanf("%d%d",&A,&B);
      |                      ^
Language: C++

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

int main()
{
	int k,a,b;
	cin>>k;
	cin>>a>>b;

	if(a%k==0)
	{
		cout<<"Ok"<<endl;
	else
	{
		int r=a/k;
		if((r+1)*k<=b)
			cout<<"OK"<<endl;
		else
			cout<<"NG"<<endl;
	}

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:9: error: expected '}' before 'else'
   13 |         else
      |         ^~~~
a.cc:11:9: note: to match this '{'
   11 |         {
      |         ^
Language: Java

package collection;
import java.util.*;
public class Main.extension.
{
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-A);
    }
}

Compiler output:
Main.java:3: error: '{' expected
public class Main.extension.
                 ^
1 error
Language: Java

package collection;
import java.util.*;
public class A{-We Love Golf 
{
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-A);
    }
}

Compiler output:
Main.java:3: error: illegal start of type
public class A{-We Love Golf 
               ^
Main.java:3: error: ';' expected
public class A{-We Love Golf 
                       ^
Main.java:3: error: <identifier> expected
public class A{-We Love Golf 
                            ^
Main.java:6: error: illegal start of expression
	public static void main(String[]args)
	^
4 errors
Language: Java

package collection;
import java.util.*;
public class A-We Love Golf 
{
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int a = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-a);
    }
}

Compiler output:
Main.java:3: error: '{' expected
public class A-We Love Golf 
              ^
1 error
Language: Java

package collection;
import java.util.*;
public class A-We Love Golf 
{
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-A);
    }
}

Compiler output:
Main.java:3: error: '{' expected
public class A-We Love Golf 
              ^
1 error
Language: Java

package collection;
import java.util.*;
private class greateroftwo {
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-A);
    }
} 

Compiler output:
Main.java:3: error: modifier private not allowed here
private class greateroftwo {
        ^
1 error
Language: Java

package collection;
import java.util.*;
public class greateroftwo {
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-A);
    }
} 

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

package collection;
import java.util.*;
public class greateroftwo {
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      System.out.println("The number of days is");
      System.out.println(B-A);
    }

Compiler output:
Main.java:14: error: reached end of file while parsing
    }
     ^
1 error
Language: Java

package collection;
import java.util.*;
public class greateroftwo {
	
	public static void main(String[]args)
	{
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter the number you want");
		int A = sc.nextInt();
		int B = sc.nextInt();
      	int C = sc.nextInt();
      if(C%7==0 && C<B&& C>A )
      {
        System.out.println("OK")
      }
      else
      {
        System.out.println("NG")
      }
          
          

Compiler output:
Main.java:14: error: ';' expected
        System.out.println("OK")
                                ^
Main.java:18: error: ';' expected
        System.out.println("NG")
                                ^
Main.java:19: error: reached end of file while parsing
      }
       ^
3 errors
Language: C++

#include <iostream>
#include <vector>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
using namespace std
  int main(){
  int K;
  int A,B;
  cin >> K;
  cin >> A >> B;
  int count = A;
  rep(i,B-A){
    if(count%K == 0){
      cout << "OK" <<endl;
      break;
    }
    if(count%K != 0 && count == B){
      cout << "NG" <<endl;
      break;
    }
    count++;
  }
  
}


Compiler output:
a.cc:4:20: error: expected ';' before 'int'
    4 | using namespace std
      |                    ^
      |                    ;
    5 |   int main(){
      |   ~~~
Language: C++

#include<bits/stdc++.h>

using namespace std;

#define LL long long
#define DD double
#define Pb push_back
#define Bp pop_back
#define Pf push_front
#define Fp pop_front
#define Ub upper_bound
#define Lb lower_bound
#define In insert
#define All(x) x.begin(), x.end()
#define mem(a, b) memset(a, b, sizeof(a))
#define fast ios_base::sync_with_stdio(0);cin.tie(0)
#define X first
#define Y second
#define mx1 10
#define mx2 110
#define mx3 1010
#define mx4 10010
#define mx5 100010
#define mx6 1000010

typedef vector<LL> Vl;
typedef vector<DD> Vd;
typedef vector<bool> Vb;
typedef vector<Vl> VVl;
typedef pair<LL, LL> Pll;
typedef pair<DD, DD> Pdd;
typedef vector<Pll> Vpl;
typedef vector<Pdd> Vpd;
typedef queue<LL> Ql;
typedef stack<LL> Sl;
typedef deque<LL> Dl;

LL _set(LL N, LL pos) {return N = N | (1 << pos);}
LL _reset(LL N, LL pos) {return N = N & ~(1 << pos);}
bool _check(LL N, LL pos) {return (bool)(N & (1 << pos));}
bool _upper(char a) {return a >= 'A' && a <= 'Z';}
bool _lower(char a) {return a >= 'a' && a <= 'z';}
bool _digit(char a) {return a >= '0' && a <= '9';}

LL dx[] = {1, -1, 0, 0, -1, -1, 1, 1};
LL dy[] = {0, 0, 1, -1, -1, 1, -1, 1};

///**************************DONE****************************///

int main()
{
    int a, b, k;
    cin >> k >> a >> b;
    
    for(int i = a; i <= b; i++){
        if(i % k == 0 || k % i == 0)
            return cout << "OK\n";
    }
    cout << "NG\n";
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:57:25: error: cannot convert 'std::basic_ostream<char>' to 'int' in return
   57 |             return cout << "OK\n";
      |                    ~~~~~^~~~~~~~~
      |                         |
      |                         std::basic_ostream<char>
Language: C++

#include <bits/stdc++.h>
#include <math.h>
#define _GLIBCXX_DEBUG
using namespace std;
int main() {

  int K,A,B;cin>>K>>A>>B;
  
  string x="NG";
  
  for(int i=A;i<=B;i++){
    if(i%K==0){
      x="OK"
      break;
    }
  }
  cout<<x<<endl;
}
  cout<<

Compiler output:
a.cc: In function 'int main()':
a.cc:13:13: error: expected ';' before 'break'
   13 |       x="OK"
      |             ^
      |             ;
   14 |       break;
      |       ~~~~~  
a.cc: At global scope:
a.cc:19:3: error: 'cout' does not name a type
   19 |   cout<<
      |   ^~~~
Language: C

#include<stdio.h>
int main()
{
int j,K,A,B,count=0;
scanf("%d %d %d",&K,&A,&B);
for(j=1;j<=1000;j++)
{
if(K*j>=a && K*j<=b)
 {
 printf("OK\n");
 count=count+1;
 break;
 }
}
if(count==0)
printf("NG\n");
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:9: error: 'a' undeclared (first use in this function)
    8 | if(K*j>=a && K*j<=b)
      |         ^
main.c:8:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:8:19: error: 'b' undeclared (first use in this function)
    8 | if(K*j>=a && K*j<=b)
      |                   ^
Language: C++

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

int main() {
  int k,a,b;
  cin >> k >> a >> b;
  string R;
  rep(i,2000){
    if(a<=k*i && k*i<=b){
      R=OK;
      break;
    }
    else{
      R=NG;
    }
  }
  cout << R << endl;
}
      



Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: 'OK' was not declared in this scope
   11 |       R=OK;
      |         ^~
a.cc:15:9: error: 'NG' was not declared in this scope
   15 |       R=NG;
      |         ^~
Language: C

#include<stdio.h>
int main()
{
    int K,A,B ;
    scanf("%d%d%d",&K,&A,&B) ;
    printf("OK\n") ;
    else 
    printf("NG\n");
    return 0 ;
}
Comment in Markdow

Compiler output:
main.c: In function 'main':
main.c:7:5: error: 'else' without a previous 'if'
    7 |     else
      |     ^~~~
main.c: At top level:
main.c:11:1: error: unknown type name 'Comment'
   11 | Comment in Markdow
      | ^~~~~~~
main.c:11:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'Markdow'
   11 | Comment in Markdow
      |            ^~~~~~~
Language: C

#include<stdio.h>
int main()
{
    int K,A,B ;
    scanf("%d%d%d",&K,&A,&B) ;
    {
    printf("OK\n") ;
    }
    else
    {
    printf("NG\n");
    }
    return 0 ;
}

Compiler output:
main.c: In function 'main':
main.c:9:5: error: 'else' without a previous 'if'
    9 |     else
      |     ^~~~
Language: C

#include<stdio.h>
int main()
{
    int K,A,B ;
    scanf("%d%d%d",&K,&A,&B) ;
    if {
       printf("OK\n") ;
    }
    else {
       printf("NG\n") ;
   }
    return 0 ;
}

Compiler output:
main.c: In function 'main':
main.c:6:8: error: expected '(' before '{' token
    6 |     if {
      |        ^
      |        (
Language: C

#include<stdio.h>
int main()
{
    int K,A,B ;
    scanf("%d%d%d",&K,&A,&B) ;
    if (distance \n) {
        printf("OK\n") ;
    }
    else {
    printf ("NG\n") ;
    return 0 ;
}

Compiler output:
main.c: In function 'main':
main.c:6:18: error: stray '\' in program
    6 |     if (distance \n) {
      |                  ^
main.c:6:9: error: 'distance' undeclared (first use in this function)
    6 |     if (distance \n) {
      |         ^~~~~~~~
main.c:6:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:6:17: error: expected ')' before 'n'
    6 |     if (distance \n) {
      |        ~        ^ ~
      |                 )
main.c:12:1: error: expected declaration or statement at end of input
   12 | }
      | ^
Language: C

#include<stdio.h>
int main()
{
    int K,A,B ;
    scanf("%d%d%d",&K,&A,&B) ;
    printf(distance\n) ;
    return 0 ;
}

Compiler output:
main.c: In function 'main':
main.c:6:20: error: stray '\' in program
    6 |     printf(distance\n) ;
      |                    ^
main.c:6:12: error: 'distance' undeclared (first use in this function)
    6 |     printf(distance\n) ;
      |            ^~~~~~~~
main.c:6:12: note: each undeclared identifier is reported only once for each function it appears in
main.c:6:20: error: expected ')' before 'n'
    6 |     printf(distance\n) ;
      |           ~        ^~
      |                    )
Language: C++

#include <iostream>

int main()
{
    int k, a, b;
    std::cin >> k >> a >> b;

    std::cout << (a / k < b / k || a % k == 0) ? "OK" : "NG" << std::endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:62: error: invalid operands of types 'const char [3]' and '<unresolved overloaded function type>' to binary 'operator<<'
    8 |     std::cout << (a / k < b / k || a % k == 0) ? "OK" : "NG" << std::endl;
      |                                                         ~~~~~^~~~~~~~~~~~
Language: C

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

#define ASC(vec) vec.begin(), vec.end()    // 昇順ソート 例：sort(ASC(vec));
#define DESC(vec) vec.rbegin(), vec.rend() // 降順ソート 例：sort(DESC(vec));
#define rep(i, n) for (int i = 0; i < (n); i++)
#define Rep(i, n) for (int i = 1; i < n; i++)
#define REP(i, vec) for (auto i = vec.begin(); i != vec.end(); ++i)

const int       mod = 1000000007;
const int       inf = (1 << 21);
const long long INF = 1LL << 60;

using ll = long long;
using ii = pair<int, int>;
using vi = vector<int>;
using vd = vector<double>;
using vb = vector<bool>;
using vl = vector<ll>;
using vs = vector<string>;
using vvi = vector<vector<int>>;
using vvl = vector<vector<ll>>;
using vvb = vector<vector<bool>>;
using vii = vector<pair<int, int>>;
using vll = vector<pair<ll, ll>>;

template<class T>
inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
template<class T>
inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
template<class T>
T GCD(T a, T b) { if (b == 0) return a; else return GCD(b, a % b); }
template<class T>
T LCM(T a, T b) { return a / GCD(a, b) * b; }

constexpr array<int, 9> dx = { 0, 1, 0, -1, -1, 1, 1, -1, 0 };
constexpr array<int, 9> dy = { 1, 0, -1, 0, 1, 1, -1, -1, 0 };

// ──────────────────────────────────────────────────────────────────

int main() {
	int k, a, b;
	cin >> k >> a >> b;

	for (int i = a; i <= b; ++i) {
		if (i % k == 0) {
			cout << "OK" << endl;
			return 0;
		}
	}
	cout << "NG" << endl;
}


Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include "bits/stdc++.h"
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<iostream>
using namespace std;
int main()
{
    int A,B,C,D,i=0;
    cin>>A>>B>>C>>D;
    while(A>0&&C>0)
    {
        if(i%2==0)
        {
            C=C-B;
            i++;
        }
        else
        {
            A=A-C;
            i++;
        }
    }
    if(A<=0)
        cout<<No;
    else
        cout<<Yes;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:15: error: 'No' was not declared in this scope
   21 |         cout<<No;
      |               ^~
a.cc:23:15: error: 'Yes' was not declared in this scope
   23 |         cout<<Yes;
      |               ^~~
Language: C

#include<stdio.h>
int main ()
{
    int A,B,K,i,a==0;
    scanf ("%d %d %d",&K,&A,&B);
    if (A>=1&&A<=1000&&B>=1&&B<=1000&&K>=1&&K<=1000)
    {
        for (i=A;i<=B;i++)
        {
            if (i%K==0)
            a++;
        }
    }
    if (a++)
        printf ("OK\n");
    else
        printf ("NG\n");
    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:4:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before '==' token
    4 |     int A,B,K,i,a==0;
      |                  ^~
main.c:11:13: error: 'a' undeclared (first use in this function)
   11 |             a++;
      |             ^
main.c:11:13: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>
int main()
{
    int 2, 200, 200 ;
    scanf("%d%d%d", &2, &200, &200);
    int OK ;
    printf("%d\n", OK);
    int NG ;
    printf("%d",\n",NG);

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:9: error: expected identifier or '(' before numeric constant
    4 |     int 2, 200, 200 ;
      |         ^
main.c:5:21: error: lvalue required as unary '&' operand
    5 |     scanf("%d%d%d", &2, &200, &200);
      |                     ^
main.c:5:25: error: lvalue required as unary '&' operand
    5 |     scanf("%d%d%d", &2, &200, &200);
      |                         ^
main.c:5:31: error: lvalue required as unary '&' operand
    5 |     scanf("%d%d%d", &2, &200, &200);
      |                               ^
main.c:9:17: error: stray '\' in program
    9 |     printf("%d",\n",NG);
      |                 ^
main.c:9:19: warning: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^
main.c:9:19: error: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^~~~~~
main.c:9:18: error: 'n' undeclared (first use in this function)
    9 |     printf("%d",\n",NG);
      |                  ^
main.c:9:18: note: each undeclared identifier is reported only once for each function it appears in
main.c:9:19: error: expected ')' before 'return'
    9 |     printf("%d",\n",NG);
      |           ~       ^
      |                   )
   10 | 
   11 |     return 0;
      |     ~~~~~~         
main.c:11:14: error: expected ';' before '}' token
   11 |     return 0;
      |              ^
      |              ;
   12 | }
      | ~
Language: C

#include <stdio.h>
int main()
{
    int F, K, K ;
    scanf("%d%d%d", &F, &K, &K);
    int objective = OK ;
    printf("%d\n", OK);
    int objective  NG ;
    printf("%d",\n",NG);

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:15: error: redeclaration of 'K' with no linkage
    4 |     int F, K, K ;
      |               ^
main.c:4:12: note: previous declaration of 'K' with type 'int'
    4 |     int F, K, K ;
      |            ^
main.c:6:21: error: 'OK' undeclared (first use in this function); did you mean 'K'?
    6 |     int objective = OK ;
      |                     ^~
      |                     K
main.c:6:21: note: each undeclared identifier is reported only once for each function it appears in
main.c:8:20: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'NG'
    8 |     int objective  NG ;
      |                    ^~
main.c:8:20: error: 'NG' undeclared (first use in this function)
main.c:9:17: error: stray '\' in program
    9 |     printf("%d",\n",NG);
      |                 ^
main.c:9:19: warning: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^
main.c:9:19: error: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^~~~~~
main.c:9:18: error: 'n' undeclared (first use in this function)
    9 |     printf("%d",\n",NG);
      |                  ^
main.c:9:19: error: expected ')' before 'return'
    9 |     printf("%d",\n",NG);
      |           ~       ^
      |                   )
   10 | 
   11 |     return 0;
      |     ~~~~~~         
main.c:11:14: error: expected ';' before '}' token
   11 |     return 0;
      |              ^
      |              ;
   12 | }
      | ~
Language: C

#include <stdio.h>
int main()
{
    int  5,  14, 14  ;
    scanf("%d%d%d", &5, &14 , &14);
    int OK ;
    printf("%d\n", OK);
    int NG ;
    printf("%d",\n",NG);

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:10: error: expected identifier or '(' before numeric constant
    4 |     int  5,  14, 14  ;
      |          ^
main.c:5:21: error: lvalue required as unary '&' operand
    5 |     scanf("%d%d%d", &5, &14 , &14);
      |                     ^
main.c:5:25: error: lvalue required as unary '&' operand
    5 |     scanf("%d%d%d", &5, &14 , &14);
      |                         ^
main.c:5:31: error: lvalue required as unary '&' operand
    5 |     scanf("%d%d%d", &5, &14 , &14);
      |                               ^
main.c:9:17: error: stray '\' in program
    9 |     printf("%d",\n",NG);
      |                 ^
main.c:9:19: warning: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^
main.c:9:19: error: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^~~~~~
main.c:9:18: error: 'n' undeclared (first use in this function)
    9 |     printf("%d",\n",NG);
      |                  ^
main.c:9:18: note: each undeclared identifier is reported only once for each function it appears in
main.c:9:19: error: expected ')' before 'return'
    9 |     printf("%d",\n",NG);
      |           ~       ^
      |                   )
   10 | 
   11 |     return 0;
      |     ~~~~~~         
main.c:11:14: error: expected ';' before '}' token
   11 |     return 0;
      |              ^
      |              ;
   12 | }
      | ~
Language: C

#include <stdio.h>
int main()
{
    int F, K, K ;
    scanf("%d%d%d", &F, &K, &K);
    int OK ;
    printf("%d\n", OK);
    int NG ;
    printf("%d",\n",NG);

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:15: error: redeclaration of 'K' with no linkage
    4 |     int F, K, K ;
      |               ^
main.c:4:12: note: previous declaration of 'K' with type 'int'
    4 |     int F, K, K ;
      |            ^
main.c:9:17: error: stray '\' in program
    9 |     printf("%d",\n",NG);
      |                 ^
main.c:9:19: warning: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^
main.c:9:19: error: missing terminating " character
    9 |     printf("%d",\n",NG);
      |                   ^~~~~~
main.c:9:18: error: 'n' undeclared (first use in this function)
    9 |     printf("%d",\n",NG);
      |                  ^
main.c:9:18: note: each undeclared identifier is reported only once for each function it appears in
main.c:9:19: error: expected ')' before 'return'
    9 |     printf("%d",\n",NG);
      |           ~       ^
      |                   )
   10 | 
   11 |     return 0;
      |     ~~~~~~         
main.c:11:14: error: expected ';' before '}' token
   11 |     return 0;
      |              ^
      |              ;
   12 | }
      | ~
Language: C

#include <stdio.h>
int main()
{
    int F, K, k ;
    scanf("%d %d %d", &F, &K, &K);
    printf("%d\n", OK);
    printf("%d",\n",NG);

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:20: error: 'OK' undeclared (first use in this function); did you mean 'K'?
    6 |     printf("%d\n", OK);
      |                    ^~
      |                    K
main.c:6:20: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:17: error: stray '\' in program
    7 |     printf("%d",\n",NG);
      |                 ^
main.c:7:19: warning: missing terminating " character
    7 |     printf("%d",\n",NG);
      |                   ^
main.c:7:19: error: missing terminating " character
    7 |     printf("%d",\n",NG);
      |                   ^~~~~~
main.c:7:18: error: 'n' undeclared (first use in this function)
    7 |     printf("%d",\n",NG);
      |                  ^
main.c:7:19: error: expected ')' before 'return'
    7 |     printf("%d",\n",NG);
      |           ~       ^
      |                   )
    8 | 
    9 |     return 0;
      |     ~~~~~~         
main.c:9:14: error: expected ';' before '}' token
    9 |     return 0;
      |              ^
      |              ;
   10 | }
      | ~
Language: C

#include <stdio.h>
int main()
{
    int F, K, k ;
    scanf("%d %d %d", &F, &K, &K);
    if {
        printf("%d\n", OK);
    }
    else {
    printf("%d",\n",NG);

    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:8: error: expected '(' before '{' token
    6 |     if {
      |        ^
      |        (
main.c:7:24: error: 'OK' undeclared (first use in this function); did you mean 'K'?
    7 |         printf("%d\n", OK);
      |                        ^~
      |                        K
main.c:7:24: note: each undeclared identifier is reported only once for each function it appears in
main.c:10:17: error: stray '\' in program
   10 |     printf("%d",\n",NG);
      |                 ^
main.c:10:19: warning: missing terminating " character
   10 |     printf("%d",\n",NG);
      |                   ^
main.c:10:19: error: missing terminating " character
   10 |     printf("%d",\n",NG);
      |                   ^~~~~~
main.c:10:18: error: 'n' undeclared (first use in this function)
   10 |     printf("%d",\n",NG);
      |                  ^
main.c:10:19: error: expected ')' before 'return'
   10 |     printf("%d",\n",NG);
      |           ~       ^
      |                   )
   11 | 
   12 |     return 0;
      |     ~~~~~~         
main.c:12:14: error: expected ';' before '}' token
   12 |     return 0;
      |              ^
      |              ;
   13 | }
      | ~             
main.c:13:1: error: expected declaration or statement at end of input
   13 | }
      | ^
Language: C

#include <stdio.h>
int main()
{
int k,a,b;
scanf("%d",&k);
scanf("%d%d"&a,&b);
int largest =(b/k)*k;
if(a<=largest)
{
printf("OK");
}
else
{
printf("NG");
}
return 0;
}


Compiler output:
main.c: In function 'main':
main.c:6:13: error: invalid operands to binary & (have 'char *' and 'int')
    6 | scanf("%d%d"&a,&b);
      |       ~~~~~~^
      |       |
      |       char *
Language: C

#include <stdio.h>
int main()
{
int k,a,b;
scanf("%d",&k);
scanf("%d%d"'&a,&b);
int largest =(b/k)*k;
if(a<=largest)
{
printf("OK");
}
else
{
printf("NG");
}
return 0;
}


Compiler output:
main.c: In function 'main':
main.c:6:13: warning: missing terminating ' character
    6 | scanf("%d%d"'&a,&b);
      |             ^
main.c:6:13: error: missing terminating ' character
    6 | scanf("%d%d"'&a,&b);
      |             ^~~~~~~~
main.c:6:13: error: expected ')' before 'int'
    6 | scanf("%d%d"'&a,&b);
      |      ~      ^
      |             )
    7 | int largest =(b/k)*k;
      | ~~~          
main.c:16:10: error: expected ';' before '}' token
   16 | return 0;
      |          ^
      |          ;
   17 | }
      | ~
Language: C++

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

int main() {
  int K, A;
  int B != 0;
  
  cin >> K >> A >> B;
  int T = B/K;
  int N = T*K;
  
  if (N > A) {
    cout << "OK" << endl;
  }
  
  else {
    cout << "NG" << endl;
  }

  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: expected initializer before '!=' token
    6 |   int B != 0;
      |         ^~
a.cc:8:20: error: 'B' was not declared in this scope
    8 |   cin >> K >> A >> B;
      |                    ^
Language: Java

import java.util.Scanner;
 
public class Main {
 
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    final int k = sc.nextInt(), a = sc.nextInt(), b = sc.nextInt();
    if(a % k == 0 || b % k == 0){
      System.out.println("OK");
    }else{
      if(b/k - a/k == 0
        System.out.println("OK");
      }else{
        System.out.println("NG");
      }
    }
  }
}

Compiler output:
Main.java:11: error: ')' expected
      if(b/k - a/k == 0
                       ^
Main.java:13: error: 'else' without 'if'
      }else{
       ^
Main.java:18: error: class, interface, enum, or record expected
}
^
3 errors
Language: C

#include<iostream>
using namespace std;
int main()
{
    int K,A,B,i;
    cin>>K>>A>>B;
    for(i=A;i<=B;i++)
    {
        if(i%K==0)
        {
            cout<<"OK";
            return 0;
        }

    }
    cout<<"NG";
    return 0;
}


Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: Java

#include<stdio.h>

int main(void){
    int K, A, B;

    scanf("%d", &K);
    scanf("%d", &A);
    scanf("%d", &B);

    for(int i = 0; K <= B; i++){
        K = K * i;
        if(K >= A && K <= B){
            printf("OK");
            break;
        }
    }

    if(K > B){
        printf("NG");
    }

    return 0;
}

Compiler output:
Main.java:1: error: illegal character: '#'
#include<stdio.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include<stdio.h>
        ^
Main.java:6: error: class, interface, enum, or record expected
    scanf("%d", &K);
    ^
Main.java:7: error: class, interface, enum, or record expected
    scanf("%d", &A);
    ^
Main.java:8: error: class, interface, enum, or record expected
    scanf("%d", &B);
    ^
Main.java:10: error: class, interface, enum, or record expected
    for(int i = 0; K <= B; i++){
    ^
Main.java:10: error: class, interface, enum, or record expected
    for(int i = 0; K <= B; i++){
                   ^
Main.java:10: error: class, interface, enum, or record expected
    for(int i = 0; K <= B; i++){
                           ^
Main.java:12: error: class, interface, enum, or record expected
        if(K >= A && K <= B){
        ^
Main.java:14: error: class, interface, enum, or record expected
            break;
            ^
Main.java:15: error: class, interface, enum, or record expected
        }
        ^
Main.java:20: error: class, interface, enum, or record expected
    }
    ^
Main.java:23: error: class, interface, enum, or record expected
}
^
13 errors
Language: Java

    import java.util.Scanner;
     
     
    public class Atcoder {
        public static void main(String[] args) {
     
            Scanner sc = new Scanner(System.in);
            int k = sc.nextInt();
            int a = sc.nextInt();
            int b = sc.nextInt();

            if ((b-a)/k>=1){
                System.out.println("Ok");
            } else if(a==b&&k==1){
          System.out.println("Ok");
     
            }else{
                System.out.println("No");
            }
        }
    }

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

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
typedef long long ll;
#define _GLIBCXX_DEBUG
typedef vector<int> vec;
typedef vector<ll> lvec;
typedef vector<char> cvec;
typedef vector<double> dvec;
typedef pair<ll, ll> LP;
typedef tuple<ll, ll, ll> LT;
typedef pair<int, int> P;
typedef tuple<int, int, int> T;
#define fs first
#define sc second
int main()	{
  int n;
  cin>>n;
  int a,b;
  cin>>a>>b;
  bool ex=false;
  for(int i=a;i<=b;i++)
    if(i%k==0) ex=true;
  if(ex) cout<<"OK"<<endl;
  else cout<<"NG"<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:10: error: 'k' was not declared in this scope
   25 |     if(i%k==0) ex=true;
      |          ^
Language: C++

#include<iostream>
int main()
{
    int k,a,b;
    std :: cin >> k >> a >> b;
    if std:: (a <= b/k*k ) count << "ok" << std:: endl;
    else std:: count << "NG" << std:: endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:8: error: expected '(' before 'std'
    6 |     if std:: (a <= b/k*k ) count << "ok" << std:: endl;
      |        ^~~
      |        (
a.cc:7:5: error: 'else' without a previous 'if'
    7 |     else std:: count << "NG" << std:: endl;
      |     ^~~~
a.cc:7:16: error: 'count' is not a member of 'std'; did you mean 'cout'?
    7 |     else std:: count << "NG" << std:: endl;
      |                ^~~~~
      |                cout
Language: C++

#include<iostream>
using namespace std;
int main()
{
  int a,b,k;
  cin>>k>>a>>b;
  for(int i=a;i<=b;i++)
  {
    if(i%k==0)
    {
      cout<<"OK";
      break;
    }
    else
    {
      cout<<"NG";
      break;
    }
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:19:4: error: expected '}' at end of input
   19 |   }
      |    ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
#include<vector>
#include<map>
#include<set>
#include<string>

#define fast_io ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);

using namespace std;

//inline int read(){int t = 0;int neg=1;char c;while((c=getchar_unlocked())!='\n'&&c!=' '&&c!=EOF){if(c=='-'){neg=-1;continue;}t=t*10+c-48;}return neg*t;}
//inline int readl(){long long t = 0;long long neg=1ll;char c;while((c=getchar_unlocked())!='\n'&&c!=' '&&c!=EOF){if(c=='-'){neg=-1ll;continue;}t=t*10+c-48;}return neg*t;}

#define debug(x) cout<<(#x)<<"="<<(x)<<", ";
#define debug1(x) debug(x) cout<<'\n';
#define debug2(x1, x2) debug(x1) debug(x2) cout<<'\n';
#define debug3(x1, x2, x3) debug(x1) debug(x2) debug(x3) cout<<'\n';
#define debug4(x1, x2, x3, x4) debug(x1) debug(x2) debug(x3) debug(x4) cout<<'\n';
#define debug5(x1, x2, x3, x4, x5) debug(x1) debug(x2) debug(x3) debug(x4) debug(x5) cout<<'\n';

typedef long long int lli;
typedef unsigned long long int ulli;
typedef pair<int,int> pi;
typedef pair<lli,lli> plli;
typedef vector<int> vi;
typedef vector<lli> vlli;
typedef vector<pi> vpi;
typedef vector<plli> vplli;
const lli M=1000000007ll;

int main(){
	fast_io 
	int k,a,b,p;
	cin>>k>>a>>b;
	if(a%k==0) p=a/k
	else p=a/k+1
	if(p*k<=b) cout<<"Yes";
	else cout<<"No";
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:25: error: expected ';' before 'else'
   37 |         if(a%k==0) p=a/k
      |                         ^
      |                         ;
   38 |         else p=a/k+1
      |         ~~~~
Language: C++

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

int a,b,k;
int main()
{

    
    
    cin>>a>>b>>k;
    rep(i,a,b)
    {
        if(i%k==0)
        {
            flag=1;
            break;
        }
    }
    if(flag)
        cout<<"OK";
    else
        cout<<"NG";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:13: error: 'flag' was not declared in this scope
   16 |             flag=1;
      |             ^~~~
a.cc:20:8: error: 'flag' was not declared in this scope
   20 |     if(flag)
      |        ^~~~
Language: C++

#include <iostream>
{
  int K,A,B;
  int largest = (B/K)*K;
  
  if(A<=largest){ std::cout << "OK" <<std::endl;}
  else{ std::cout << "NG" <<std::endl;}
}

Compiler output:
a.cc:2:1: error: expected unqualified-id before '{' token
    2 | {
      | ^
Language: C

    #include <stdio.h>
     
    int main()
    {
      long int x;
      int ip ci;
      scanf("%ld",&x);
      
      while(x <= ip){
      	ci = ip / 100;
      	ip += ci;
      }
      
      printf("%d",ip);
      
      return 0;
    }

Compiler output:
main.c: In function 'main':
main.c:6:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'ci'
    6 |       int ip ci;
      |              ^~
main.c:6:14: error: 'ci' undeclared (first use in this function)
main.c:6:14: note: each undeclared identifier is reported only once for each function it appears in
main.c:9:18: error: 'ip' undeclared (first use in this function)
    9 |       while(x <= ip){
      |                  ^~
Language: C

#include<iostream>

int main()
{
  int k,a,b,f=0;
  std::cin>>k>>a>>b;
  for(int i=0;i<=b-a;i++)
  {
   if((a+i)%k==0)
   {
     f=1;
     break;
   }
      
  }
  if(f==1)
     std::cout<<"OK"<<std::endl;
  else
     std::cout<<"NG"<<std::endl;
  
}

Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C++

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

int main()
{
    int k, a, b;
    cin >> k >> a >> b;
    int dif = b - a;
    if ((dif / k) > = 1 || dif == 0)
        cout << "OK"
             << "\n";
    else
        cout << "NG"
             << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:21: error: expected primary-expression before '=' token
    9 |     if ((dif / k) > = 1 || dif == 0)
      |                     ^
Language: C++

V#include <bits/stdc++.h>
using namespace std;
 
#define froop1(a,n) for(int i = a;i < n;i++)
#define froop2(a,n) for(int i = a;i > n;i--)
int main(){
	int N,M,L;
  cin >> L >> M >> N;
  if(M % L == 0  ||  N % L == 0 || (M - N) > N){
    cout << "OK" << endl;
  }else{
    cout << "NG" << endl;
  }
return 0;
}

Compiler output:
a.cc:1:2: error: stray '#' in program
    1 | V#include <bits/stdc++.h>
      |  ^
a.cc:1:1: error: 'V' does not name a type
    1 | V#include <bits/stdc++.h>
      | ^
a.cc: In function 'int main()':
a.cc:8:3: error: 'cin' was not declared in this scope
    8 |   cin >> L >> M >> N;
      |   ^~~
a.cc:10:5: error: 'cout' was not declared in this scope
   10 |     cout << "OK" << endl;
      |     ^~~~
a.cc:10:21: error: 'endl' was not declared in this scope
   10 |     cout << "OK" << endl;
      |                     ^~~~
a.cc:12:5: error: 'cout' was not declared in this scope
   12 |     cout << "NG" << endl;
      |     ^~~~
a.cc:12:21: error: 'endl' was not declared in this scope
   12 |     cout << "NG" << endl;
      |                     ^~~~
Language: C++

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

#define froop1(a,n) for(int i = a;i < n;i++)
#define froop2(a,n) for(int i = a;i > n;i--)
int main(){
	int N,M,L;
  cin >> L >> M >> N;
  if(M % L = 0  ||  N % L = 0 || (M - N) >= N){
    cout << "OK" << endl;
  }else{
    cout << "NG" << endl;
  }
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:17: error: lvalue required as left operand of assignment
    9 |   if(M % L = 0  ||  N % L = 0 || (M - N) >= N){
      |              ~~~^~~~~~~~~