criyle/codenet-compile-errors huggingface dataset:
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
ll gcd(ll c, ll d){
  if(d==0) return c;
  else return gcd(d,c%d);
}
ll lcm(ll c, ll d){
  return c*d/gcd(c,d);
ll f(ll x,ll c,ll d){
  ll res=x;
  res-=x/c;
  res-=x/d;
  res+=x/lcm(c,d);
  return res;
}
int main()	{
  ll a,b,c,d;
  cin>>a>>b>>c>>d;
  ll ans=f(b,c,d)-f(a-1,c,d);
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'll lcm(ll, ll)':
a.cc:24:21: error: a function-definition is not allowed here before '{' token
   24 | ll f(ll x,ll c,ll d){
      |                     ^
a.cc:31:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   31 | int main()      {
      |         ^~
a.cc:31:9: note: remove parentheses to default-initialize a variable
   31 | int main()      {
      |         ^~
      |         --
a.cc:31:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:31:17: error: a function-definition is not allowed here before '{' token
   31 | int main()      {
      |                 ^
a.cc:36:2: error: expected '}' at end of input
   36 | }
      |  ^
a.cc:22:19: note: to match this '{'
   22 | ll lcm(ll c, ll d){
      |                   ^
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
ll gcd(ll c, ll d){
  if(d==0) return c;
  else return gcd(d,c%d);
}
ll f(ll x,ll c,ll d){
  ll res=0;
  res+=x/c;
  res+=x/d;
  res-=x/(c*d);
  res+=gcd(c,d);
  return res;
}
int main()	{
  ll a,b,c,d
  cin>>a>>b>>c>>d;
  ll ans=f(b,c,d)-f(a-1,c,d);
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:3: error: expected initializer before 'cin'
   32 |   cin>>a>>b>>c>>d;
      |   ^~~
a.cc:33:16: error: 'd' was not declared in this scope
   33 |   ll ans=f(b,c,d)-f(a-1,c,d);
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
	int a,b,c,d;
  int count = 0;
  cin >> a >> b >> c >> d;
  for(int i = a;i <= b;i++){
    if(i % c != 0 && i % d != 0){
      count+;
    }
  }
  cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:13: error: expected primary-expression before ';' token
   10 |       count+;
      |             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, s, e) for (int i = s; i < e; ++i)
#define sort_(a) stable_sort(a.begin(), a.end())
#define rsort(a) stable_sort(a.rbegin(), a.rend())
#define sum(a) accumulate(a.begin(), a.end(), 0LL)
#define join(a, d) accumulate(a.begin() + 1, a.end(), a[0], [](string s, string t) {return s + d + t;})
#define all(a) a.begin(), a.end()
typedef long long ll;
const long mod = 1e9 + 7;

int main(void) {
#ifdef DEBUG
  freopen("input.txt", "r", stdin);
#endif

  ios_base::sync_with_stdio(false);
  cin.tie(0);

  ll A, B, C, D;
  cin >> A >> B >> C >> D;
  ll a, b, l;
  l = __lcm(C, D);
  a = (A -1) / C;
  a += (A -1) / D;
  a -= (A -1) / l;
  b = B / C;
  b += B / D;
  b -= B / l;
  ll ans;
  ans = B - (A - 1) - (b - a);
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:7: error: '__lcm' was not declared in this scope
   23 |   l = __lcm(C, D);
      |       ^~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, s, e) for (int i = s; i < e; ++i)
#define sort_(a) stable_sort(a.begin(), a.end())
#define rsort(a) stable_sort(a.rbegin(), a.rend())
#define sum(a) accumulate(a.begin(), a.end(), 0LL)
#define join(a, d) accumulate(a.begin() + 1, a.end(), a[0], [](string s, string t) {return s + d + t;})
#define all(a) a.begin(), a.end()
#define __lcm(a, b) std::__detail::__lcm(a, b)
typedef long long ll;
const long mod = 1e9 + 7;

int main(void) {
#ifdef DEBUG
  freopen("input.txt", "r", stdin);
#endif

  ios_base::sync_with_stdio(false);
  cin.tie(0);

  ll A, B, C, D;
  cin >> A >> B >> C >> D;
  ll a, b, l;
  l = __lcm(C, D);
  a = (A -1) / C;
  a += (A -1) / D;
  a -= (A -1) / l;
  b = B / C;
  b += B / D;
  b -= B / l;
  ll ans;
  ans = B - (A - 1) - (b - a);
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:36: error: '__lcm' is not a member of 'std::__detail'
    9 | #define __lcm(a, b) std::__detail::__lcm(a, b)
      |                                    ^~~~~
a.cc:24:7: note: in expansion of macro '__lcm'
   24 |   l = __lcm(C, D);
      |       ^~~~~
Language: C++

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

ll gd(ll x, ll y) {
  if (x <y) return gd(y, x);

  if (x % y == 0)
    return y;
  else
    return gd(min(x, y), max(x, y) % min(x, y));
}

ll lm(ll x, ll y) { return (x * y) / gd(x, y); }

int main() {
  ll a, b, c, d;
  cin >> a >> b >> c >> d;

  cout << b - a + 1 - (b / c - (a - 1) / c) - (b / d - (a - 1) / d) +
              (b / lm(c, d) - (a - 1) / lm(c, d))
       << endl;
}

Compiler output:
a.cc:6:10: error: stray '\16' in program
    6 |   if (x <<U+000E>y) return gd(y, x);
      |          ^~~~~~~~
Language: C++

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

ll gd(ll x, ll y) {
  if (x < y) return gd(y, x);

  if (x % y == 0)
    return y;
  else
    return gd(min(x, y), max(x, y) % min(x, y));
}

ll lm(ll x, ll y) { return (x * y) / gd(x, y); }

int main() {
  ll a, b, c, d;
  cin >> a >> b >> c >> d;

  cout << b - a + 1 - (b / c - (a - 1) / c) - (b / d - (a - 1) / d) +
              (b / lm(c, d) - (a - 1) / lm(c, d))
       << endl;
}

Compiler output:
a.cc:6:10: error: stray '\16' in program
    6 |   if (x <<U+000E> y) return gd(y, x);
      |          ^~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int gcd(int x,int y) {
  int r=x%y;
  if(r==0) {
    return y;}
  else {
    return gcd(y,r);}
}
int main() {
  ll a,b,c,d;
  cin >> a >> b >> c >> d;
  int p=gcd(c,d);
  int lcm=c*d/p;
  int ans=0;
  ll q=b/lcm-a/lcm;
  b=min(b,a+lcm)
  for(int i=0;i<b;++i) {
    if(a%lcm!=0) ans++;
    a++;
  }
  ans*=q;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:17: error: expected ';' before 'for'
   18 |   b=min(b,a+lcm)
      |                 ^
      |                 ;
   19 |   for(int i=0;i<b;++i) {
      |   ~~~            
a.cc:19:15: error: 'i' was not declared in this scope
   19 |   for(int i=0;i<b;++i) {
      |               ^
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 gcd(int x,int y) {
  int r=x%y;
  if(r==0) {
    return y;}
  else {
    return gcd(y,r);}
}
int main() {
  ll a,b,c,d;
  cin >> a >> b >> c >> d;
  int p=gcd(c,d);
  int lcm=c*d/p;
  int ans=0;
  ll q=b/lcm-a/lcm;
  b=min(b,a+lcm)
  rep(i,b) {
    if(a%lcm!=0) ans++;
    a++;
  }
  ans*=q;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:17: error: expected ';' before 'for'
   19 |   b=min(b,a+lcm)
      |                 ^
      |                 ;
a.cc:20:7: error: 'i' was not declared in this scope
   20 |   rep(i,b) {
      |       ^
a.cc:2:31: note: in definition of macro 'rep'
    2 | #define rep(i,n) for(int i=0; i<(n); ++i)
      |                               ^
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 gcd(int x,int y) {
  int r=x%y;
  if(r==0) {
    return y;}
  else {
    return gcd(y,r);}
}
int main() {
  ll a,b,c,d;
  cin >> a >> b >> c >> d;
  int p=gcd(c,d);
  int lcm=c*d/p;
  ll q=b/lcm-a/lcm;
  b=min(b,a+lcm)
  rep(i,b) {
    if(a%lcm!=0) ans++;
    a++;
  }
  ans*=q;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:17: error: expected ';' before 'for'
   18 |   b=min(b,a+lcm)
      |                 ^
      |                 ;
a.cc:19:7: error: 'i' was not declared in this scope
   19 |   rep(i,b) {
      |       ^
a.cc:2:30: note: in definition of macro 'rep'
    2 | #define rep(i,n) for(int i=0;i<(n);++i)
      |                              ^
a.cc:23:3: error: 'ans' was not declared in this scope; did you mean 'abs'?
   23 |   ans*=q;
      |   ^~~
      |   abs
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 gcd(int x,int y) {
  int r=x%y;
  if(r==0) {
    return y;}
  else {
    return gcd(y,r);}
int main() {
  ll a,b,c,d;
  cin >> a >> b >> c >> d;
  int p=gcd(c,d);
  int lcm=c*d/p;
  ll q=b/lcm-a/lcm;
  b=min(b,a+lcm)
  rep(i,b) {
    if(a%lcm!=0) ans++;
    a++;
  }
  ans*=q;
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int gcd(int, int)':
a.cc:11:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   11 | int main() {
      |         ^~
a.cc:11:9: note: remove parentheses to default-initialize a variable
   11 | int main() {
      |         ^~
      |         --
a.cc:11:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:11:12: error: a function-definition is not allowed here before '{' token
   11 | int main() {
      |            ^
a.cc:25:2: error: expected '}' at end of input
   25 | }
      |  ^
a.cc:5:22: note: to match this '{'
    5 | int gcd(int x,int y) {
      |                      ^
Language: Java

import java.util.*;
 
class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        int d = sc.nextInt();
        
        int ca = a - Math.floor(a/c) - Math.floor(a/d) + Math.floor(a/(c*d));
        int cb = b - Math.floor(b/c) - Math.floor(b/d) + Math.floor(b/(c*d));
 
        System.out.println( cb-ca );
 
    }
}

Compiler output:
Main.java:11: error: incompatible types: possible lossy conversion from double to int
        int ca = a - Math.floor(a/c) - Math.floor(a/d) + Math.floor(a/(c*d));
                                                       ^
Main.java:12: error: incompatible types: possible lossy conversion from double to int
        int cb = b - Math.floor(b/c) - Math.floor(b/d) + Math.floor(b/(c*d));
                                                       ^
2 errors
Language: Java

import java.util.*;

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int C = sc.nextInt();
        int d = sc.nextInt();
        
        int ca = a - Math.floor(a/c) - Math.floor(a/d) + Math.floor(a/(c*d));
        int cb = b - Math.floor(b/c) - Math.floor(b/d) + Math.floor(b/(c*d));

        System.out.println( cb-ca );

    }
}

Compiler output:
Main.java:11: error: cannot find symbol
        int ca = a - Math.floor(a/c) - Math.floor(a/d) + Math.floor(a/(c*d));
                                  ^
  symbol:   variable c
  location: class Main
Main.java:11: error: cannot find symbol
        int ca = a - Math.floor(a/c) - Math.floor(a/d) + Math.floor(a/(c*d));
                                                                       ^
  symbol:   variable c
  location: class Main
Main.java:12: error: cannot find symbol
        int cb = b - Math.floor(b/c) - Math.floor(b/d) + Math.floor(b/(c*d));
                                  ^
  symbol:   variable c
  location: class Main
Main.java:12: error: cannot find symbol
        int cb = b - Math.floor(b/c) - Math.floor(b/d) + Math.floor(b/(c*d));
                                                                       ^
  symbol:   variable c
  location: class Main
4 errors
Language: Java

import java.util.*;
import java.util.Arrays;
public class Main{
    pScanner sc = new Scanner(System.in);
    long a=sc.nextLong();
    long b=sc.nextLong();
    long c=sc.nextLong();
    long d=sc.nextLong();
    
    
    long dc=d*c/gcd((int)d,(int)c);
    
    long x1=b/c;
    long x2=b/d;
    long x3=b/dc;
    
    long ans1=x1+x2-x3;
    //System.out.println(ans1);
    
    long t1=(a-1)/c;
    long t2=(a-1)/d;
    long t3=(a-1)/dc;
    
    long ans2=t1+t2-t3;
    //System.out.println(ans2);
    
    System.out.println((b-a+1)-(ans1-ans2));
    
    
}
public static int gcd(int num1,int num2) {
    if(num2==0) return num1;
    else return gcd(num2,num1%num2);
}
        
       
    
}

Compiler output:
Main.java:27: error: <identifier> expected
    System.out.println((b-a+1)-(ans1-ans2));
                      ^
Main.java:27: error: illegal start of type
    System.out.println((b-a+1)-(ans1-ans2));
                       ^
Main.java:31: error: unnamed classes are a preview feature and are disabled by default.
public static int gcd(int num1,int num2) {
              ^
  (use --enable-preview to enable unnamed classes)
Main.java:38: error: class, interface, enum, or record expected
}
^
4 errors
Language: C++

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

int main(){
  int a, b, c, d;
  cin >> a >> b >> c >> d;
  
  int akazu = a/c + a/d + a/(c*d/gcd(c,d));
  int bkazu = b/c + b/d + b/(c*d/gcd(c,d));
  
  cout << a - b - (bkazu - akazu + 1) << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:11:47: error: expected '}' at end of input
   11 |   cout << a - b - (bkazu - akazu + 1) << endl;
      |                                               ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<ll, ll> P;

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

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

int main(){
  ll A, B, C, D;
  cin >> A >> B >> C >> D;
  ll E = lcm(C, D);
  ll A_wareru = A / C + A / D - A / E;
  ll B_wareru = B / C + B / D - B / E;a
  ll wareru = B_wareru - A_wareru ;
  cout << B - A - wareru + 1 << endl;
  return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:26:39: error: 'a' was not declared in this scope
   26 |   ll B_wareru = B / C + B / D - B / E;a
      |                                       ^
a.cc:28:19: error: 'wareru' was not declared in this scope; did you mean 'B_wareru'?
   28 |   cout << B - A - wareru + 1 << endl;
      |                   ^~~~~~
      |                   B_wareru
Language: C++

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

int main(){
  ll a,b,c,d;
  cin>>a>>b>>c>>d;
  cout<<(b-a+1)(c-1)(d-1)/(c*d)<<endl;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:16: error: expression cannot be used as a function
    8 |   cout<<(b-a+1)(c-1)(d-1)/(c*d)<<endl;
      |         ~~~~~~~^~~~~
Language: C++

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

int main(){
  ll a,b,c,d;
  cin>>a>>b>>c>>d;
  cout<<(a-b+1)(c-1)(d-1)/(c*d)<<endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:16: error: expression cannot be used as a function
    8 |   cout<<(a-b+1)(c-1)(d-1)/(c*d)<<endl;
      |         ~~~~~~~^~~~~
Language: C++

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

#define ll long long
#define vecll vector<long long>
#define vec2ll vector<vector<long long>>
#define vecbool vector<bool>
#define vecpairll vector<pair<long long,long long>>
#define forll(s,a,b) for(long long s = a;s < b;s++)
#define forllde(s,a) for(long long s = a;s > 0;s--)


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


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


int main()
{
  ll a, b, c, d, xc, xd, xcd, cdlcm;
  cin >> a >> b >> c >> d;
  xc = b / c - (a - 1) / c;
  xd = b / d - (a - 1) / d;
  cdlcm = lcm(c, d);
  xcd = b / cdlcm - (a - 1) / cdlcm;
  cout << b - a + 1 - xc - xd + xcd << endl;
A

Compiler output:
a.cc: In function 'int main()':
a.cc:35:1: error: 'A' was not declared in this scope
   35 | A
      | ^
a.cc:35:2: error: expected '}' at end of input
   35 | A
      |  ^
a.cc:27:1: note: to match this '{'
   27 | {
      | ^
Language: C++

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

int main() {
  long long A,B,C,D;
  cin >>A>>B>>C>>D;
  long long a=0;
  for(long long i=0;i < B-A+1;i++){
    if(A%C != 0)
      if(A%D != 0){
        a++;
      }
    }
    A++;
  }
  
  cout << a << endl;
    
}

Compiler output:
a.cc:17:3: error: 'cout' does not name a type
   17 |   cout << a << endl;
      |   ^~~~
a.cc:19:1: error: expected declaration before '}' token
   19 | }
      | ^
Language: C++

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

int main( ) {
	long long w , a , b , c , d;
	cin >> a >> b >> c >> d;
	a--;
	w = __lcm( c , d );
	cout << ( b - a ) - b / d + a / d - b / c + a / c + b / w - a / w;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: '__lcm' was not declared in this scope
    8 |         w = __lcm( c , d );
      |             ^~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long gcd(long a,long b){return b? gcd(b,a%b):a;}
long long lcm(long long a,long long b){return a/gcd(a,b)*b 
long long f(long long x,int c, int d){
    long long res=x;
    res -= x/c;
    res -= x/b;
    res += x/lcm(c,d);
    return res;
}



int main(){
    long long a,b;
    int c,d;
    cin >> a >> b >> c >> d ;
    long long ans = f(b,c,d) - f(a-1,c,d);
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:4:59: error: expected ';' before 'long'
    4 | long long lcm(long long a,long long b){return a/gcd(a,b)*b
      |                                                           ^
      |                                                           ;
    5 | long long f(long long x,int c, int d){
      | ~~~~                                                       
a.cc:5:38: error: a function-definition is not allowed here before '{' token
    5 | long long f(long long x,int c, int d){
      |                                      ^
a.cc:15:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   15 | int main(){
      |         ^~
a.cc:15:9: note: remove parentheses to default-initialize a variable
   15 | int main(){
      |         ^~
      |         --
a.cc:15:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:15:11: error: a function-definition is not allowed here before '{' token
   15 | int main(){
      |           ^
a.cc:21:2: error: expected '}' at end of input
   21 | }
      |  ^
a.cc:4:39: note: to match this '{'
    4 | long long lcm(long long a,long long b){return a/gcd(a,b)*b
      |                                       ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long gcd(long a,long b){return b? gcd(b,a%b):a;}
long long lcm(long long a,long long b){return a/gcd(c,d)*b 
long long f(long long x,int c, int d){
    long long res=x;
    res -= x/c;
    res -= x/b;
    res += x/lcm(c,d);
    return res;
}



int main(){
    long long a,b;
    int c,d;
    cin >> a >> b >> c >> d ;
    long long ans = f(b,c,d) - f(a-1,c,d);
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:4:53: error: 'c' was not declared in this scope
    4 | long long lcm(long long a,long long b){return a/gcd(c,d)*b
      |                                                     ^
a.cc:4:55: error: 'd' was not declared in this scope
    4 | long long lcm(long long a,long long b){return a/gcd(c,d)*b
      |                                                       ^
a.cc:4:59: error: expected ';' before 'long'
    4 | long long lcm(long long a,long long b){return a/gcd(c,d)*b
      |                                                           ^
      |                                                           ;
    5 | long long f(long long x,int c, int d){
      | ~~~~                                                       
a.cc:5:38: error: a function-definition is not allowed here before '{' token
    5 | long long f(long long x,int c, int d){
      |                                      ^
a.cc:15:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   15 | int main(){
      |         ^~
a.cc:15:9: note: remove parentheses to default-initialize a variable
   15 | int main(){
      |         ^~
      |         --
a.cc:15:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:15:11: error: a function-definition is not allowed here before '{' token
   15 | int main(){
      |           ^
a.cc:21:2: error: expected '}' at end of input
   21 | }
      |  ^
a.cc:4:39: note: to match this '{'
    4 | long long lcm(long long a,long long b){return a/gcd(c,d)*b
      |                                       ^
Language: C

#include<stdio.h>
int main()
{
long long int a,b,c,d,e,j;
scanf("%lld %lld %lld %lld",&a,&b,&c,&d);
e=0;
  
  for(j=a;j<b+1;++j)
  {
   if(j%c=!0 && j%d=!0) e=e+1;
  }
printf("%lld",e); 

return 0;
}

Compiler output:
main.c: In function 'main':
main.c:10:20: error: lvalue required as left operand of assignment
   10 |    if(j%c=!0 && j%d=!0) e=e+1;
      |                    ^
Language: C++

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

int main() {
  long long a,b,c,d,cok, dok,gcd,two;
  cin>>a>>b>>c>>d;
  cok=b/c-a/c;
  dok=b/d-a/d;
  gcd=gcd(c,d);
  two=b/gcd-a/gcd;
  
  
  
  
      cout<<b-a+1-cok-dok+two<<endl;
      
      
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: 'gcd' cannot be used as a function
   10 |   gcd=gcd(c,d);
      |       ~~~^~~~~
Language: C++

#include <iostream>
using namespace std;

int main()
{
    long long int a,b,c,d,k,gcd,lcm,i,l,p;
    cin>>a>>b>>c>>d;
    n=c;
    o=d;
    while(d != 0){
        m=d;d=c%d;
        c=m;
    }
    gcd=c;
    lcm=n*o/gcd;

    if(a%n==0){
        k=b/n-a/n+1;
    }
    else{
        k=b/n-a/n;
    }
    if(a%o==0){
        l=b/o-a/o+1;
    }
    else{
        l=b/o-a/o;
    }
    if(a%lcm==0){
        p=b/lcm-a/lcm+1;
    }
    else{
        p=b/lcm-a/lcm;
    }

    cout<<b-a+1-k-l+p<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:5: error: 'n' was not declared in this scope
    8 |     n=c;
      |     ^
a.cc:9:5: error: 'o' was not declared in this scope
    9 |     o=d;
      |     ^
a.cc:11:9: error: 'm' was not declared in this scope
   11 |         m=d;d=c%d;
      |         ^
Language: C++

#include <iostream>
using namespace std;

int main()
{
    long long int a,b,c,d,k,gcd,lcm,i,l,p;
    cin>>a>>b>>c>>d;
    for(i=1;i<=c && i<=d;i++){
        if(c%i==0 && d%i==0)
            gcd=i;
    }
    lcm=(c*d)/gcd;

    if(a%c==0){
        k=b/c-a/c+1;
    }
    else{
        k=b/c-a/c;
    }
    if(a%d==0){
        l=b/d-a/d+1;
    }
    else{
        l=b/d-a/d;
    }
    if(a%lcm==0){
        p=b/lcm-a/lcm+1;
    }
    else{
        p=b/lcm-a/lcm;
    }

    cout<<b-a+1-k-l+p<<end1;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:24: error: 'end1' was not declared in this scope
   33 |     cout<<b-a+1-k-l+p<<end1;
      |                        ^~~~
Language: C++

#include <iostream>
using namespace std;

int main()
{
    long long int a,b,c,d,k,gcd,lcm,i,l,p;
    cin>>a>>b>>c>>d;
    for(i=1;i<=c && i<=d;i++){
        if(c%i==0 && d%i==0)
            gcd=i;
    }
    lcm=(c*d)/gcd;

    if(a%c==0){
        k=b/c-a/c+1;
    }
    else{
        k=b/c-a/c;
    }
    if(a%d==0){
        l=b/d-a/d+1;
    }
    else{
        l=b/d-a/d;
    }
    if(a%lcm==0){
        p=b/lcm-a/lcm+1;
    }
    else{
        p=b/lcm-a/lcm;
    }

    cout<<b-a+1-k-l+p<<end1;
    
return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:24: error: 'end1' was not declared in this scope
   33 |     cout<<b-a+1-k-l+p<<end1;
      |                        ^~~~
Language: C

#include <iostream>
using namespace std;
int main() {
    int A,B,C,D;
    int i,j;
    j=0;
    cin>>A>>B>>C>>D;
    for(i=A;i<=B;i++){
        if(i%C==0||i%D==0){
            continue;
        }
        else{
            j=j+1;
        }
    }
    cout<<j<<endl;
   
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: Java

import java.util.*;

public class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        //final int n = sc.nextInt();
        final long a = sc.nextLong();
        final long b = sc.nextLong();
        final long c = sc.nextLong();
        final long d = sc.nextLong();

        Compute compute = new Compute();
        long tmp = compute.gcd(c,d);
        long tmp2 = d/tmp;
        long lcm = tmp2*c;

        long numOfNum = b - a + 1;
        long cnt1 = (b/c) - ((a-1)/c);
        long cnt2 = (b/d) - ((a-1)/d);
        long cnt3 = (b/lcm) - ((a-1)/lcm);

        System.out.println(numOfNum - cnt1 - cnt2 + cnt3);
        sc.close();
    }
}

Compiler output:
Main.java:14: error: cannot find symbol
        Compute compute = new Compute();
        ^
  symbol:   class Compute
  location: class Main
Main.java:14: error: cannot find symbol
        Compute compute = new Compute();
                              ^
  symbol:   class Compute
  location: class Main
2 errors
Language: C++

import fractions
A,B,C,D = map(int,input().split())
g = C * D // fractions.gcd(C,D)
# A以下
cntA = 0
cntA += A // C
cntA += A // D
cntA -= A // g

# B未満
cntB = 0
cntB += (B-1) // C
cntB += (B-1) // D
cntB -= (B-1) // g

cnt = cntA - cntB
cnt = (A - B + 1) - cnt

print(cnt)


Compiler output:
a.cc:4:3: error: invalid preprocessing directive #A\U00004ee5\U00004e0b
    4 | # A以下
      |   ^~~~~
a.cc:10:3: error: invalid preprocessing directive #B\U0000672a\U00006e80
   10 | # B未満
      |   ^~~~~
a.cc:1:1: error: 'import' does not name a type
    1 | import fractions
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

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

int main(){
    ll a,b,c,d;
    cin >> a >> b >> c >> d;
    ll cntb=b-b/c-b/d+b/lcm(c,d);
    ll cnta= a-1-(a-1)/c-(a-1)/d+(a-1)/lcm(c,d);
    cout << cnta << " " << cntb << endl;
    cout << cntb-cnta <<endl;
}

Compiler output:
a.cc:2:10: fatal error: ex.cpp: No such file or directory
    2 | #include "ex.cpp"
      |          ^~~~~~~~
compilation terminated.
Language: C++


int main() {
 
    long long A, B,C,D;
    cin >> A >> B>>C>>D; 
  long long r;
  r = C % D;
  while(r!=0){
    C = D;
    D = r;
    r = C % D;
  }   
    long long L = D / r * C;    
      cout<< B-A+1-((B/C-A/C)+(B/D-A/D)-(B/L-A/L))<<endl;
 
 
 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:5: error: 'cin' was not declared in this scope
    5 |     cin >> A >> B>>C>>D;
      |     ^~~
a.cc:14:7: error: 'cout' was not declared in this scope
   14 |       cout<< B-A+1-((B/C-A/C)+(B/D-A/D)-(B/L-A/L))<<endl;
      |       ^~~~
a.cc:14:53: error: 'endl' was not declared in this scope
   14 |       cout<< B-A+1-((B/C-A/C)+(B/D-A/D)-(B/L-A/L))<<endl;
      |                                                     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int gcd(int C, int D) # aD > bC
{
    if(C == 0) return C;
    return gcd(C, D % C);
} 

int main() {

    int A, B,C,D;
    cin >> A >> B>>C>>D;    # A > B
    int G = gcd(D, C);    # 最大公約数
    int L = D / G * C;    # 最小公倍数
      cout<< B-A+1-((B/C-A/C)+(B/D-A/D)-(B/L-A/L))<<endl;



}

Compiler output:
a.cc:3:23: error: stray '#' in program
    3 | int gcd(int C, int D) # aD > bC
      |                       ^
a.cc:12:29: error: stray '#' in program
   12 |     cin >> A >> B>>C>>D;    # A > B
      |                             ^
a.cc:13:27: error: stray '#' in program
   13 |     int G = gcd(D, C);    # 最大公約数
      |                           ^
a.cc:14:27: error: stray '#' in program
   14 |     int L = D / G * C;    # 最小公倍数
      |                           ^
a.cc:3:25: error: expected initializer before 'aD'
    3 | int gcd(int C, int D) # aD > bC
      |                         ^~
a.cc: In function 'int main()':
a.cc:12:36: error: expected ';' before 'int'
   12 |     cin >> A >> B>>C>>D;    # A > B
      |                                    ^
      |                                    ;
   13 |     int G = gcd(D, C);    # 最大公約数
      |     ~~~                             
a.cc:13:29: error: '\U00006700\U00005927\U0000516c\U00007d04\U00006570' was not declared in this scope
   13 |     int G = gcd(D, C);    # 最大公約数
      |                             ^~~~~~~~~~
a.cc:14:29: error: '\U00006700\U00005c0f\U0000516c\U0000500d\U00006570' was not declared in this scope
   14 |     int L = D / G * C;    # 最小公倍数
      |                             ^~~~~~~~~~
Language: C++

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

using ll=long long;
const ll z=0;

ll GCD(ll n,ll m){
  if(n==1||m==1){
    return 1;
  }
  if(m==0){
    return n;
  }
  return GCD(m,n%m);
}
  
int main() {
  ll A,B,C,D;
  cin >> A >> B >> C >> D;
  ll k=-(A-1)+B+(A-1)/C-B/C-B/D+(A-1)/D+B*GCD(C,D)/(C*D)-(A-1)*GCD(C,D)/(C*D)
  cout << k << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:3: error: expected ',' or ';' before 'cout'
   21 |   cout << k << endl;
      |   ^~~~
Language: C++

/*
*          Name : chaitanya
*
*     Institute : ANITS,Visakhapatnam
*
*/
#include<bits/stdc++.h>
#include<cstdio>
#include <iostream>
#include<sstream>
#include<fstream>
#include<iomanip>
#include<algorithm>
#include<cmath>
#include<complex>
#include <cstring>
#include<vector>
#include<list>
#include<queue>
#include<stack>
#include<set>
#include<map>
#include<bitset>
#include<numeric>
#include<limits>
#include<climits>
#include<cfloat>
#include<functional>
#include<iterator>
#include <random>
#define inf  1000000000
#pragma GCC optimization ("O3")
using namespace std;
const long long int N = 6999999;
#define all(x) begin(x),end(x)
#define ll long long int
const ll mod = 1000000007;
int main()
{
 
  // freopen("input.txt","r",stdin);
  // freopen("output.txt","w",stdout);
  //ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
  ll a,b,c,d;
  cin >> a >> b >> c >>d;
  ll g = (c*d)/__gcd(c,d);
  ll m = b/c-(a-1)/c;
  ll n = b/d-(a-1)/d;
  ll k = b/g-(a-1)/g;
  ll an = m+n-k;
  ll ans = b-a+1-j;
  cout << ans; 
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:51:18: error: 'j' was not declared in this scope
   51 |   ll ans = b-a+1-j;
      |                  ^
Language: C

#include<stdio.h>
int main(void){
  long long int a,b,c,d,ans;
  scanf("%lld%lld%lld%lld",&a,&b,&c,&d);
  for(i=a;i<=b;i++){
    if(i%c!=0&&i%d!=0){
      ans++;
    }}
  printf("%lld",ans);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:7: error: 'i' undeclared (first use in this function)
    5 |   for(i=a;i<=b;i++){
      |       ^
main.c:5:7: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include<bits/stdc++.h>
#include<windows.h>
using namespace std;
long long a,b,c,d;
int main()
{
	cin>>a>>b>>c>>d;
	a--;
	cout<<(b-b/c-b/d+b/c/d)-(a-a/c-a/d+a/c/d)<<endl;
}

Compiler output:
a.cc:2:9: fatal error: windows.h: No such file or directory
    2 | #include<windows.h>
      |         ^~~~~~~~~~~
compilation terminated.
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    long a = sc.nextLong() - 1;
    long b = sc.nextLong();
    int c = sc.nextLong();
    int d = sc.nextLong();
    long x = a - (a/c) - (a/d) +(a / lcm(c,d));
    long y = b - (b/c) - (b/d) + (b/lcm(c,d));
    System.out.println(y - x);
  }
  public static long lcm(int a, int b){
    return (long)a * b / gcd(a , b);
  }
  public static int gcd(int a, int b){
   if(a % b == 0){
     return b;
   }
    return gcd(b , a % b);
  }
}

Compiler output:
Main.java:7: error: incompatible types: possible lossy conversion from long to int
    int c = sc.nextLong();
                       ^
Main.java:8: error: incompatible types: possible lossy conversion from long to int
    int d = sc.nextLong();
                       ^
2 errors
Language: Java

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    long a = sc.nextLong() - 1;
    long b = sc.nextLong();
    int c = sc.nextLong();
    int d - sc.nextLong();
    long x = a - (a/c) - (a/d) +(a / lcm(c,d));
    long y = b - (b/c) - (b/d) + (b/lcm(c,d));
    System.out.println(y - x);
  }
  public static long lcm(int a, int b){
    return (long)a * b / gcd(a , b);
  }
  public static int gcd(int a, int b){
   if(a % b == 0){
     return b;
   }
    return gcd(b , a % b);
  }
}

Compiler output:
Main.java:8: error: ';' expected
    int d - sc.nextLong();
         ^
1 error
Language: Java

import java.util.Scanner;
import java.util.Arrays;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    long a = sc.nextLong() - 1;
    long b = sc.nextLong();
    int c = sc.nextInt();
    int d = sc.nextInt();
    long na = a - a / c - a / d + a / gcd(c,d);
    long nb = b - b / c - b / d + b / gcd(c,d);
    System.out.println(nb - na);
  }
  public static long lcm(int c , int d){
    return c * d / gcd(c , d);
  }
  public static long gcd(int c , int d){
    if(c % d　== 0){
      return d;
    }
    return gcd(d, c%d);
  }
}




Compiler output:
Main.java:18: error: illegal character: '\u3000'
    if(c % d?== 0){
            ^
1 error
Language: Java

import java.util.Scanner;
import java.util.Arrays;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    long a = sc.nextLong() - 1;
    long b = sc.nextLong();
    int c = sc.nextInt();
    int d = sc.nextInt();
    long na = a - a / c - a / d + a / gcd(c,d);
    long nb = b - b / c - b / d + b / gcd(c,d);
    System.out.println(nb - na);
  }
  public static long lcm(int c , int d){
    return c * d / gcd(c , d);
  }
  public static long gcd(int c , int d){
    if(c % d){
      return d;
    }
    return gcd(d, c%d);
  }
}




Compiler output:
Main.java:18: error: incompatible types: int cannot be converted to boolean
    if(c % d){
         ^
1 error
Language: C++

#include<iostream>
#include<stdio.h>
#include<algorithm>
#include<vector>
#include<string.h>
#include<math.h>
#include<map>
using namespace std;
	
int main(){
	long long a,b,c,d;
	long long x,y,z,ans;
	cin >> a >> b >> c >> d;
	//最小公約数
	x=lcm(c,d);
	//大小
	long long lrg,sml;
	lrg=max(a,b);
	sml=min(a,b);
	//aの約数の数
	y=(lrg/c)+(lrg/d)-(lrg/x);
	//bの約数の数
	z=(sml/c)+(sml/d)-(sml/x);

	ans=(lrg-sml+1)-(y-z);
	cout << ans << endl;
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: 'lcm' was not declared in this scope
   15 |         x=lcm(c,d);
      |           ^~~
Language: C++

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

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

ll f(ll n, int x, int y){
  ll res = n;
  res -= n/x;
  res -= n/y;
  res -= n/lcm(x,y);
  return res;
}


int main(){
  ll A,B,
  int C,D;
  cin >> A >> B >> C >> D;
  ll ans = f(B,D,C)-f(A-1,D,C); 
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:3: error: expected unqualified-id before 'int'
   19 |   int C,D;
      |   ^~~
a.cc:20:20: error: 'C' was not declared in this scope
   20 |   cin >> A >> B >> C >> D;
      |                    ^
a.cc:20:25: error: 'D' was not declared in this scope
   20 |   cin >> A >> B >> C >> D;
      |                         ^
Language: C++

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

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

ll f(ll n, int x, int y){
  ll res = n;
  res -= n/x;
  res -= n/y;
  res -= n/lcm(x,y);
  return res;
}


int main(){
  ll A,B,
  int C,D;
  cin >> A >> B >> C >> D;
  ll ans = f(B,D,C)-f(A-1,D,C); 
  cout << ans << endl;
}


Compiler output:
a.cc:3:9: error: 'Long' does not name a type; did you mean 'long'?
    3 | typedef Long Long ll;
      |         ^~~~
      |         long
a.cc:5:1: error: 'll' does not name a type
    5 | ll gcd(ll a, ll b) {return b ? gcd(b,a%b) : a;}
      | ^~
a.cc:6:1: error: 'll' does not name a type
    6 | ll lcm(ll a, ll b) {return a/gcd(a,b)*b;}
      | ^~
a.cc:8:1: error: 'll' does not name a type
    8 | ll f(ll n, int x, int y){
      | ^~
a.cc: In function 'int main()':
a.cc:18:3: error: 'll' was not declared in this scope
   18 |   ll A,B,
      |   ^~
a.cc:20:10: error: 'A' was not declared in this scope
   20 |   cin >> A >> B >> C >> D;
      |          ^
a.cc:20:15: error: 'B' was not declared in this scope
   20 |   cin >> A >> B >> C >> D;
      |               ^
a.cc:20:20: error: 'C' was not declared in this scope
   20 |   cin >> A >> B >> C >> D;
      |                    ^
a.cc:20:25: error: 'D' was not declared in this scope
   20 |   cin >> A >> B >> C >> D;
      |                         ^
a.cc:21:5: error: expected ';' before 'ans'
   21 |   ll ans = f(B,D,C)-f(A-1,D,C);
      |     ^~~~
      |     ;
a.cc:22:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   22 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

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

int findNumberOfDividable(int n, int C, int D){
  int answer = n/C+n/D-n/LCM(C,D);
  return answer;
}


int main(){
  int A,B,C,D;
  cin >> A >> B >> C >> D;

  cout << findNumberOfDividable(B,C,D)-findNumberOfDividable(A-1,C,D) << endl;
  
}


Compiler output:
a.cc: In function 'int findNumberOfDividable(int, int, int)':
a.cc:6:26: error: 'LCM' was not declared in this scope
    6 |   int answer = n/C+n/D-n/LCM(C,D);
      |                          ^~~
Language: C++

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

int findNumberOfDividable(int n, int C, int D){
  int answer = n/C+n/D-n/LCM(C,D);
  return answer;
}


int main(){
  int A,B,C,D;
  cin >> A >> B >> C >> D;

  cout << findNumberOfDividable(B,C,D)-findNumberOfDividable(A-1,C,D) << endl;
  
}


Compiler output:
a.cc: In function 'int findNumberOfDividable(int, int, int)':
a.cc:5:26: error: 'LCM' was not declared in this scope
    5 |   int answer = n/C+n/D-n/LCM(C,D);
      |                          ^~~
Language: C++

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

int main(){
  int A,B,C,D;
  cin >> A >> B >> C >> D;
  int count = 0;
  int n[B-A+1];
  for(int i=0;i<B-A+1;i++){
    n[i]=A+i;
    if((n[i]%C!=0)&&(n[i]%D!=0)){
        count++;
  }
  cout << count << endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:2: error: expected '}' at end of input
   17 | }
      |  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

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

int main(){
  int A,B,C,D;
  cin >> A >> B >> C >> D;
  int count = 0;
  vector<int> n(B-A+1);
  for(int i=0;i<B-A+1;i++){
    n.at(i)=A+i;
    if(n.at(i)%C!=0){
      if(n.at()%D!=0)
        count++;
    }
  }
  cout << count << endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: no matching function for call to 'std::vector<int>::at()'
   13 |       if(n.at()%D!=0)
      |          ~~~~^~
In file included from /usr/include/c++/14/vector:66,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_vector.h:1180:7: note: candidate: 'std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::at(size_type) [with _Tp = int; _Alloc = std::allocator<int>; reference = int&; size_type = long unsigned int]'
 1180 |       at(size_type __n)
      |       ^~
/usr/include/c++/14/bits/stl_vector.h:1180:7: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/stl_vector.h:1199:7: note: candidate: 'std::vector<_Tp, _Alloc>::const_reference std::vector<_Tp, _Alloc>::at(size_type) const [with _Tp = int; _Alloc = std::allocator<int>; const_reference = const int&; size_type = long unsigned int]'
 1199 |       at(size_type __n) const
      |       ^~
/usr/include/c++/14/bits/stl_vector.h:1199:7: note:   candidate expects 1 argument, 0 provided
Language: C

#include <stdio.h>

int main(void){
  int A,B,C,D,cnt;
  scanf("%d%d%d%d",&A,&B,&C,&D);
  for(int i = A;i <= B;i++){
    if(i % C*D != 0){
      cnt++:
    }
  }
  printf("%d",cnt);
}

Compiler output:
main.c: In function 'main':
main.c:8:12: error: expected ';' before ':' token
    8 |       cnt++:
      |            ^
      |            ;
Language: Java


import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		
		long a = sc.nextLong();
		long b = sc.nextLong();
		int c = sc.nextInt();
		int d = sc.nextInt();
		
		long divByC = b/c - (a - 1)/c;
		long divByD = b/d - (a - 1)/d;
		
//		System.out.println("divByC "+divByC);
//		System.out.println("divByD "+divByD);
		int lcmCD = lcm(c, d);
		
		long divByLCM = b/lcmCD - (a - 1)/lcmCD;
		
		System.out.println((b - a + 1) - (divByC + divByD - divByLCM));
	}
	
	static int gcd(int a, int b){
    	int tmp;

    	while (a % b != 0)
    	{
    		tmp = b;
    		b = a % b;
    		a = tmp;
    	}
    	return b;
    }

    static long lcm(int a, int b, int gcd){
    	return (long)a*(b/gcd);
    }

    static long lcm(int a, int b){
    	int g = gcd(a, b);

    	return lcm(a,b,g);
    }
}


Compiler output:
Main.java:20: error: incompatible types: possible lossy conversion from long to int
		int lcmCD = lcm(c, d);
		               ^
1 error
Language: C++

#include <iostream>

using namespace std;

void C_131()
{
  long long A, B, C, D;
  cin >> A >> B >> C >> D;

  long long com_div = lcm(C, D);
  A -= 1;
  //C*Dは最小公倍数にしなきゃ
  long long not_divisorA = A - ( A/C + A/D - A/com_div);
  long long not_divisorB = B - ( B/C + B/D - B/com_div);

  cout << not_divisorB - not_divisorA << endl;
}

int main()
{
  C_131();
}

Compiler output:
a.cc: In function 'void C_131()':
a.cc:10:23: error: 'lcm' was not declared in this scope
   10 |   long long com_div = lcm(C, D);
      |                       ^~~
Language: C

#include<stdio.h>
int main(){
  int a,b,c,d,i;
  int count = 0;
  
  scanf("%d %d %d %d",&a,&b,&c,&d);
  for(i = a ; i <= b; i++){
    if(i % c != 0 && i % d != 0){
      count++
    }
  }
  printf("%d\n",count);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:9:14: error: expected ';' before '}' token
    9 |       count++
      |              ^
      |              ;
   10 |     }
      |     ~
Language: C

#include<stdio.h>
int main(){
  int a,b,c,d,i;
  int count = 0;
  
  scanf("%d %d %d %d",&a,&b,&c,&d);
  for(i = a ; i <= b; i++){
    if(i % c != 0 && i % d != 0){
      count++
    }
  }
  printf("%d\n",count);
  return 0
}

Compiler output:
main.c: In function 'main':
main.c:9:14: error: expected ';' before '}' token
    9 |       count++
      |              ^
      |              ;
   10 |     }
      |     ~         
main.c:13:11: error: expected ';' before '}' token
   13 |   return 0
      |           ^
      |           ;
   14 | }
      | ~
Language: C++

#include <iostream>
using namespace std;

int main(){
  long a,b;
  int c,d;
  long count=0;
  cin >> a >> b >> c >> d;
  for (long i = 1; i <= b/m; i++){
    if(c*i>=a && c*i<=b) count+=1;
    else if(c*i>b) break;
  }
  for (long i = 1; i <= b/m; i++){
    if(d*i>=a && d*i<=b && (d*i)%c!=0) count+=1;
    else if(d*i>b) break;
  }
  cout <<  b-a-count+1 << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:27: error: 'm' was not declared in this scope
    9 |   for (long i = 1; i <= b/m; i++){
      |                           ^
a.cc:13:27: error: 'm' was not declared in this scope
   13 |   for (long i = 1; i <= b/m; i++){
      |                           ^
Language: C++

#include <iostream>
#include <algorithm>
#include <string>
#include <math.h>
#include <cstdint>
#include <map>
 
using namespace std;
typedef long long ll;

ll ans,mx,mn,sum;
int main(){
	int n,l;
	cin>>n>>l;
	string s[n];
	for(int i=0; i<n; i++){
		cin>>s[i];
	}
	sort(s,s+n);
	for(int i=0; i<n; i++)
		cout<<s[i];

Compiler output:
a.cc: In function 'int main()':
a.cc:21:28: error: expected '}' at end of input
   21 |                 cout<<s[i];
      |                            ^
a.cc:12:11: note: to match this '{'
   12 | int main(){
      |           ^
Language: C++

#include<cstdio>
#include<cmath>
#include<cstring>
using namespace std;
const long long maxn=1e19+1;
bool f[maxn];
long long olas(long long a,long long b,int c,int d)
{
    long long num=0;
    long long _c=a/c+1,_d=a/d+1;
    for(long long i=_c;_c*c<=b;_c++){
        f[_c*c]=false;
    }
    for(long long i=_d;_c*c<=d;_c++){
        f[_d*d]=false;
    }
    for(long long i=a;i<=b;i++){
        if(f[i]) num++;
    }
    return num;
}
int main()
{
    memset(f,1,sizeof(f));
    long long a,b;
    int c,d;
    scanf("%lld%lld%d%d",&a,&b,&c,&d);
    long long num=olas(a,b,c,d);
    printf("%lld",num);
}


Compiler output:
a.cc:5:26: warning: overflow in conversion from 'double' to 'long long int' changes value from '1.0e+19' to '9223372036854775807' [-Woverflow]
    5 | const long long maxn=1e19+1;
      |                      ~~~~^~
a.cc:6:8: error: size of array 'f' exceeds maximum object size '9223372036854775807'
    6 | bool f[maxn];
      |        ^~~~
Language: C++

# include <bits/stdc++.h>//D
using namespace std;
int gcd(long long a,long long b)
{
	if(b==0)
		return a;
	return gcd(b,a%b);
}
int main()
{
	long long a,b,c,d,i;
	long long ans1=0,ans2=0,ans3=0;
	cin>>a>>b>>c>>d;
	long  long f=0;
	f=c*d/gcd(c,d);
	ans1=b/c-(a-1)/c;
	ans2=b/d-(a-1)/d;
	//ans3=b/f-(a-1)/f;
	for(i=a;i<=b;i++)
	{
		if(i%c!=0 && i%d!=0) ans1++;
	}
		cout<<b-a+1-ans1-ans2+f;
	return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:24:18: error: expected '}' at end of input
   24 |         return 0;
      |                  ^
a.cc:10:1: note: to match this '{'
   10 | {
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
unsigned euclidean_gcd(unsigned a, unsigned b) {
  if(a < b) return euclidean_gcd(b, a);
  unsigned r;
  while ((r=a%b)) {
    a = b;
    b = r;
  }
  return b;
}

int main(){
  int64_t a,b,c,d;
  cin >> a >> b >>c >>d;
  int64_t x=(b-a)/c+1,y=(b-a)/d+1;
  int64_t n=1;
  n=euclidian_gcd(c,d)
  int64_t m=c*d/n;
  int64_t z=(b-a)/m+1;
  cout << b-a-x-y+z+1 <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:5: error: 'euclidian_gcd' was not declared in this scope; did you mean 'euclidean_gcd'?
   18 |   n=euclidian_gcd(c,d)
      |     ^~~~~~~~~~~~~
      |     euclidean_gcd
a.cc:20:19: error: 'm' was not declared in this scope
   20 |   int64_t z=(b-a)/m+1;
      |                   ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define repr(i, n) for (int i = (int)(n); i >= 0; i--)
#define REP(i, m, n) for (int i = (int)(m); i < (int)(n); i++)
#define INF 1e9
#define all(v) v.begin(), v.end()
typedef long long ll;

int main(){
  ll a, b, c, d;
  cin >> a >> b >> c >> d;

  auto f = [&](ll x){
    return b/x - (a-1)/x;
  }

  ll ans = (b-a+1) - (f(c)+f(d)-f(c*d));

  cout << ans << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:3: error: expected ',' or ';' before 'll'
   18 |   ll ans = (b-a+1) - (f(c)+f(d)-f(c*d));
      |   ^~
a.cc:20:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   20 |   cout << ans << endl;
      |           ^~~
      |           abs