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

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

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

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

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

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

/* func */
constexpr int32_t GCD(int32_t a, int32_t b)const{return b ? GCD(b, a%b) : a;}
constexpr int64_t GCD(int64_t a, int64_t b)const{return b ? GCD(b, a%b) : a;}
constexpr int32_t LCM(int32_t a, int32_t b)const{return a / GCD(a, b) * b;}
constexpr int64_t LCM(int64_t a, int64_t b)const{return a / GCD(a, b) * b;}

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

/* const */
constexpr int32_t INF = 1001001001;
constexpr int64_t LINF = 1001001001001001001ll;
constexpr int32_t MOD = 1e9 + 7;
constexpr int32_t EPS = 1e-9;
constexpr int32_t dx[] = { 1, 1, 0, -1, -1, -1, 0, 1 }, dy[] = { 0, 1, 1, 1, 0, -1, -1, -1 };
//constexpr int32_t dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};


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

#define int int64_t

/*global*/



signed main()
{
	int a,b,c,d; cin >> a >> b >> c >> d;--a;
	auto f = [&](int c){
		return b/c-a/c;
	};
	cout << b-a-(f(c)+f(d)-f(LCM(c,d))) << '\n';
}


Compiler output:
a.cc:25:44: error: non-member function 'constexpr int32_t GCD(int32_t, int32_t)' cannot have cv-qualifier
   25 | constexpr int32_t GCD(int32_t a, int32_t b)const{return b ? GCD(b, a%b) : a;}
      |                                            ^~~~~
a.cc:26:44: error: non-member function 'constexpr int64_t GCD(int64_t, int64_t)' cannot have cv-qualifier
   26 | constexpr int64_t GCD(int64_t a, int64_t b)const{return b ? GCD(b, a%b) : a;}
      |                                            ^~~~~
a.cc:27:44: error: non-member function 'constexpr int32_t LCM(int32_t, int32_t)' cannot have cv-qualifier
   27 | constexpr int32_t LCM(int32_t a, int32_t b)const{return a / GCD(a, b) * b;}
      |                                            ^~~~~
a.cc:28:44: error: non-member function 'constexpr int64_t LCM(int64_t, int64_t)' cannot have cv-qualifier
   28 | constexpr int64_t LCM(int64_t a, int64_t b)const{return a / GCD(a, b) * b;}
      |                                            ^~~~~
Language: C++

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

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

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

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

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

/* func */
//GCD(a, b)==GCD(b, a%b)らしいので調べる
//ABC131Cでバグった.人によってはこれでも通るけど
//constexpr int GCD(int a, int b){return b ? GCD(b, a%b) : a;}
//constexpr int LCM(int a, int b){return a / GCD(a, b) * b;}

// auto mlcm=[](int p,int q){return p/__gcd(p,q)*q;};使う
//__detail::__lcm(p,q);もあり

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

/* const */
constexpr int INF = 1001001001;
constexpr long long LINF = 1001001001001001001ll;//Don't use int64_t
constexpr int MOD = 1e9 + 7; //10^9
constexpr int EPS = 1e-9;
constexpr int dx[] = { 1, 1, 0, -1, -1, -1, 0, 1 }, dy[] = { 0, 1, 1, 1, 0, -1, -1, -1 };
//constexpr int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
//Counterclockwise from the 6o'clock direction
//Take the x-axis downward and the y-axis right


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

/*global*/



#define int long long
signed main()
{
    int a,b,c,d; cin >> a >>b >> c >> d;
    int e = __lcm(c,d);
    a--;
    auto f = [&](int x){return b/c-a/c;};
    cout << b-a-f(c)-f(d)+f(e);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:63:13: error: '__lcm' was not declared in this scope
   63 |     int e = __lcm(c,d);
      |             ^~~~~
Language: C++

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

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

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

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

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

/* func */
//GCD(a, b)==GCD(b, a%b)らしいので調べる
//ABC131Cでバグった.人によってはこれでも通るけど
//constexpr int GCD(int a, int b){return b ? GCD(b, a%b) : a;}
//constexpr int LCM(int a, int b){return a / GCD(a, b) * b;}

// auto mlcm=[](int p,int q){return p/__gcd(p,q)*q;};使う
//__detail::__lcm(p,q);もあり

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

/* const */
constexpr int INF = 1001001001;
constexpr long long LINF = 1001001001001001001ll;//Don't use int64_t
constexpr int MOD = 1e9 + 7; //10^9
constexpr int EPS = 1e-9;
constexpr int dx[] = { 1, 1, 0, -1, -1, -1, 0, 1 }, dy[] = { 0, 1, 1, 1, 0, -1, -1, -1 };
//constexpr int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
//Counterclockwise from the 6o'clock direction
//Take the x-axis downward and the y-axis right


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

/*global*/



#define int long long
signed main()
{
    int a,b,c,d; cin >> a >>b >> c >> d;
    int e = __detail::__lcm(c,d);
    a--;
    auto f = [&](int x){return b/c-a/c;};
    cout << b-a-f(c)-f(d)+f(e);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:63:23: error: '__lcm' is not a member of 'std::__detail'
   63 |     int e = __detail::__lcm(c,d);
      |                       ^~~~~
Language: C++

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

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

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

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

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

/* func */
inline constexpr ll gcd(ll a,ll b){if(!a||!b)return 0;while(b){ll c=b;b=a%b;a=c;}return a;}
inline constexpr ll lcm(ll a,ll b){if(!a||!b)return 0;return a*b/gcd(a,b);}

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

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


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

/*global*/

using ll = long long;
ll cnt(ll a,ll b,ll c){return b/c-a/c;}
#define int long long
signed main()
{
    int a,b,c,d; cin >> a >> b >> c >> d;
    ll e=lcm(c,d);
    a--;
    cout << b-a-cnt(a,b,c)-cnt(a,b,d)+cnt(a,b,e) << '\n';
}

Compiler output:
a.cc:25:18: error: 'll' does not name a type
   25 | inline constexpr ll gcd(ll a,ll b){if(!a||!b)return 0;while(b){ll c=b;b=a%b;a=c;}return a;}
      |                  ^~
a.cc:26:18: error: 'll' does not name a type
   26 | inline constexpr ll lcm(ll a,ll b){if(!a||!b)return 0;return a*b/gcd(a,b);}
      |                  ^~
Language: Java

import java.util.Scanner;

public 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 ac=a/c;
		int bc=a/c;
		int ad=a/d;
		int bd=a/d;
		int acd=a/(c*d);
		int bcd=b/(c*d);
		
		int count=0;
		if(a%c!=0){
			ac;
		}
		if(b%c!=0){
			bc++;
		}
		if(a%d!=0){
			ad++;
		}
		if(b%d!=0){
			bd++;
		}
		if(a%(c*d)!=0){
			acd++;
		}
		if(b%(c*d)!=0){
			bcd++;
		}
		
		System.out.println(bc-ac+bd-ad-(bcd-acd));
		
		
	}
}

Compiler output:
Main.java:22: error: not a statement
			ac;
			^
1 error
Language: Java

import java.util.*;
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      long a = sc.nextLong();
      long b = sc.nextLong();
      long c = sc.nextLong();
      long d = sc.nextLong();
      long countC = 1;
      long countD = 1;
      long countCD = 1;
      for(int i = a;i <= b;i++){
      	if(i%c==0){
            countC += (b-i+1)%c;
            break;
        }
      }
      for(int i = a;i <= b;i++){
      	if(i%d==0){
        	countD += (b-i+1)%d;
            break;
        }
      }
      for(int i = a;i <= b;i++){
      	if(i%c==0 && i%d==0){
        	countCD += (b-i+1)%(c*d/gcd(c,d));
            break;
        }
      }
      System.out.println(b-a+1-(countC+countD-countCD));
    }
  　　private static long gcd(long m, long n) {
    	if(m < n) return gcd(n, m);
    	if(n == 0) return m;
    	return gcd(n, m % n);
    }
}
}


Compiler output:
Main.java:32: error: illegal character: '\u3000'
  ??private static long gcd(long m, long n) {
  ^
Main.java:32: error: illegal character: '\u3000'
  ??private static long gcd(long m, long n) {
   ^
Main.java:38: error: class, interface, enum, or record expected
}
^
3 errors
Language: C++

#include <bits/stdc++.h>
#include <math.h>
#include <cmath>

using namespace std;
using ll =long long;
bool is_int_lround(double x){
  return std::lround(x)==x;
}
int ketasuu(int x){
  int n=0;
  while(x>0){
    x /=10 ;
    n ++;
  }
  return n;
}
ll gcd11(ll x, ll y){
  ll a= max(x,y), b=min(x,y);
  while( a%b !=0){
    b = a%b;
    a = b;
  }
  return b;
}
ll main(){
  ll a,b,c,d;
  cin >> a>> b>> c>> d;
  ll count =0,cans =0,dans=0 ,cdans=0;
  cans=b/c-(a-1)/c;
  dans=b/d-(a-1)/d;
  cdans =c*d/gcd11(c,d);
  count =b-a+1-(cans + dans -(b-a+1)/cdans);
  cout <<count<<endl;
}

Compiler output:
a.cc:26:1: error: '::main' must return 'int'
   26 | ll main(){
      | ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  long a, b, c, d;
  cin >> a >> b >> c >> d;
  
  int num;
  num = i / (c*d);
  
  cout << b - a + 1 -num << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: 'i' was not declared in this scope
    8 |   num = i / (c*d);
      |         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  long a, b, c, d;
  cin >> a >> b >> c >> d;
  
  int num 
  num = i / (c*d)
  
  cout << b - a + 1 -num << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: expected initializer before 'num'
    8 |   num = i / (c*d)
      |   ^~~
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'c' was not declared in this scope
    5 |   c, d;
      |   ^
a.cc:5:6: error: 'd' was not declared in this scope
    5 |   c, d;
      |      ^
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:17: error: expected ';' before '<=' token
    7 |   for (int i=a,i<=b,i++){
      |                 ^~
      |                 ;
a.cc:7:17: error: expected primary-expression before '<=' token
    7 |   for (int i=a,i<=b,i++){
      |                 ^~
a.cc:7:24: error: expected ';' before ')' token
    7 |   for (int i=a,i<=b,i++){
      |                        ^
      |                        ;
Language: C++

#include <iostream>
using namespace std;

long long num(long long n,long long c,long long d){
  long long G =GCD(c,d);
  long long L = c/G*d;
}

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

Compiler output:
a.cc: In function 'long long int num(long long int, long long int, long long int)':
a.cc:5:16: error: 'GCD' was not declared in this scope
    5 |   long long G =GCD(c,d);
      |                ^~~
a.cc:7:1: warning: no return statement in function returning non-void [-Wreturn-type]
    7 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for(int i=(a); i<(b); ++i)
#define  REP(i, n) for(int i=0; i<(n); ++i)
#define  ALL(obj) (obj).begin(), (obj).end()


int main()
{
  ios::sync_with_stdio(false);
  cin.tie(0);
  long a, b;
  int c, d;
  cin >> a >> b >> c >> d;
  int max, min;
  if(c>d) { max=c; min=d; }
  else { max=d; min=c;}
  while(max=!=min)
  {
    max -= min;
    if(max < min) swap(max, min);
  }
  long g = (long)(c*d/max);
  long sumc = b/c - (a-1L)/c;
  long sumd = b/d - (a-1L)/d;
  long sumcd = b/g - (a-1L)/g;
  cout << sumc+sumd-sumcd << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:13: error: expected primary-expression before '!=' token
   18 |   while(max=!=min)
      |             ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long
#define FOR(i, a, b) for(int i=(a); i<(b); ++i)
#define  REP(i, n) for(int i=0; i<(n); ++i)
#define  ALL(obj) (obj).begin(), (obj).end()
#define  unsigned long ul
#define  long long ll

sign main()
{
  ios::sync_with_stdio(false);
  cin.tie(0);
  int A, B, C, D;
  cin >> A >> B >> C >> D;
  int count=0;
  FOR(i,A,B+1L) if(i%C!=0L && i%D!=0L) ++count;
  cout << count << endl;
  return 0;
}


Compiler output:
a.cc:10:1: error: 'sign' does not name a type; did you mean 'signed'?
   10 | sign main()
      | ^~~~
      | signed
Language: C

#include <iostream>
#include <numeric>

using namespace std;
using ll = long long;

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

    long totalb = b - (b/c + b/d - b/lcm(c,d));
    long totala = (a-1) - ((a-1)/c + (a-1)/d - (a-1)/lcm(c,d));

    cout << totalb - totala << endl;
}

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

//ABC131C
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>

//最大公約数を求める//
void gcd(int a,int b){
	int z;
	if(a!=b){
		if(a>b){
			z = gcd(a-b,b);
		}else{
			z = gcd(a,b-a);
		}
	}else{
		z = a;
		return z;
	}
	return;
}

int main(void){
	long long int a, b, c, d;
	scanf("%lld %lld %lld %lld",&a,&b,&c,&d);
	long long int Nac, Nad, Nbc, Nbd, Nae, Nbe;
	long long int Na, Nb;
	long long int numa, numb;
	long long int e;
	long long int ans;
	e = (c*d)/gcd(c,d);
	if(a%c==0){
		Nac = a/c;
	}else{
		Nac = a/c+1;
	}
	if(a%d==0){
		Nad = a/d;
	}else{
		Nad = a/d+1;
	}
	if(a%e==0){
		Nae = a/e;
	}else{
		Nae = a/e+1;
	}
	numa = Nac+Nad-Nae;
	
	if(b%c==0){
		Nbc = b/c;
	}else{
		Nbc = b/c+1;
	}
	if(b%d==0){
		Nbd = b/d;
	}else{
		Nbd = b/d+1;
	}
	if(b%e==0){
		Nbe = b/e;
	}else{
		Nbe = b/e+1;
	}
	numb = Nbc+Nbd-Nbe;
	
	ans = (b-a)-(numb-numa);
	printf("%lld",ans);
}

Compiler output:
main.c: In function 'gcd':
main.c:12:27: error: void value not ignored as it ought to be
   12 |                         z = gcd(a-b,b);
      |                           ^
main.c:14:27: error: void value not ignored as it ought to be
   14 |                         z = gcd(a,b-a);
      |                           ^
main.c:18:24: error: 'return' with a value, in function returning void [-Wreturn-mismatch]
   18 |                 return z;
      |                        ^
main.c:8:6: note: declared here
    8 | void gcd(int a,int b){
      |      ^~~
main.c: In function 'main':
main.c:31:19: error: void value not ignored as it ought to be
   31 |         e = (c*d)/gcd(c,d);
      |                   ^~~~~~~~
Language: C++

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

typedef long long ll;

//最大公約数の定義
ll gcd(ll a, ll b){
    ll A,B;
    A=max(a,b);
    B=min(a,b);
    if(A%B==0){
        return B;
    }
    else{
        ll r;
        r=A%B;
        while(!(A%B==0)){
            A=B;
            B=r;
            r=A%B;
        }
        return B;
    }
}

//最小公倍数の定義
ll lcm(ll a,ll b){
    ll x;
    x=gcd(a,b);
    return a*b/x;
}

//最大公約数最小公倍数のプログラムの動作確認
/*
ll main(){
    ll a,b;
    cin>>a>>b;
    cout<<gcd(a,b)<<lcm(a,b);
}
*/




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

    //CとDの最小公倍数を求める。
    ll x;
    x=lcm(C,D);

    //A以上B以下でCで割り切れる数cを求める。
    ll c;
    if(A%C==0){
        c=B/C-A/C+1;
    }
    else{
        c=B/C-A/C;
    }

    ll d;
    if(A%D==0){
        d=B/D-A/D+1;
    }
    else{
        d=B/D-A/D;
    }

    ll xx;
    if(A%x==0){
        xx=B/x-A/x+1;
    }
    else{
        xx=B/x-A/x;
    }
    cout<<(B-A+1)-(c+d-xx)<<endl;
}


Compiler output:
a.cc:45:1: error: '::main' must return 'int'
   45 | ll main(){
      | ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int function(int n,int m){
   int r = n% m;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  } 
  return b;
}


  

}
int main(){
  long long A,B,C,D;
  cin >>A>>B>>C>>D ;
  long long s;
  long long r=B/C-A/C;
  long long t=B/D-A/C;
  int p=function(A,B);
  long long q=B/p-A/p; 
  cout <<B+1-A-r-t+q<<endl;
}

Compiler output:
a.cc: In function 'int function(int, int)':
a.cc:6:5: error: 'a' was not declared in this scope
    6 |     a = b;
      |     ^
a.cc:6:9: error: 'b' was not declared in this scope
    6 |     a = b;
      |         ^
a.cc:10:10: error: 'b' was not declared in this scope
   10 |   return b;
      |          ^
a.cc: At global scope:
a.cc:16:1: error: expected declaration before '}' token
   16 | }
      | ^
a.cc: In function 'int main()':
a.cc:23:9: error: reference to 'function' is ambiguous
   23 |   int p=function(A,B);
      |         ^~~~~~~~
In file included from /usr/include/c++/14/functional:59,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
                 from a.cc:1:
/usr/include/c++/14/bits/std_function.h:111:11: note: candidates are: 'template<class _Signature> class std::function'
  111 |     class function;
      |           ^~~~~~~~
a.cc:3:5: note:                 'int function(int, int)'
    3 | int function(int n,int m){
      |     ^~~~~~~~
Language: C++

#include <iostream>
 
using namespace std;
 
int main()
{
   string s;
   cin >> s;
 
   if (s[0] == s[1] || s[1] == s[2] || s[2] == s[3])
   {
       cout << "Bad" << endl;
   }
   else
   {
       cout << "Good" << endl;
   }
 
   return 0;
}
#include <iostream>
 
using namespace std;
 
int main()
{
   string s;
   cin >> s;
 
   if (s[0] == s[1] || s[1] == s[2] || s[2] == s[3])
   {
       cout << "Bad" << endl;
   }
   else
   {
       cout << "Good" << endl;
   }
 
   return 0;
}
提出情報

Compiler output:
a.cc:25:5: error: redefinition of 'int main()'
   25 | int main()
      |     ^~~~
a.cc:5:5: note: 'int main()' previously defined here
    5 | int main()
      |     ^~~~
a.cc:41:1: error: '\U000063d0\U000051fa\U000060c5\U00005831' does not name a type
   41 | 提出情報
      | ^~~~~~~~
Language: C++

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

long long gcd(long long x,long long y){
  if(x<y)swap(x,y);
  if(y==0)return x;
  return return gcd(y,x%y);;
}
long long lcm(long long x,long long y){
  return y*(x/gcd(x,y));
}
long long a,b,c,d;
long long f(int x){
  return x-(x/c)-(x/d)+x/lcm(c,d);
}
int main(){
  
  cin>>a>>b>>c>>d;
  long long ans=f(b)-f(a-1);
  cout<<ans<<endl;
} 

Compiler output:
a.cc: In function 'long long int gcd(long long int, long long int)':
a.cc:7:10: error: expected primary-expression before 'return'
    7 |   return return gcd(y,x%y);;
      |          ^~~~~~
a.cc:7:9: error: expected ';' before 'return'
    7 |   return return gcd(y,x%y);;
      |         ^~~~~~~
      |         ;
Language: C++

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

long long gcd(long long x,long long y){
  if(x<y)swap(x,y);
  if(y==0)return x;
  return return gcd(y,x%y);
}
long long lcm(long long x,long long y){
  return y*(x/gcd(x,y));
}
long long a,b,c,d;
long long f(int x){
  return x-(x/c)-(x/d)+x/lcm(c,d);
}
int main(){
  
  cin>>a>>b>>c>>d;
  long long ans=f(b)-f(a-1);
  cout<<ans<<endl;
} 

Compiler output:
a.cc: In function 'long long int gcd(long long int, long long int)':
a.cc:7:10: error: expected primary-expression before 'return'
    7 |   return return gcd(y,x%y);
      |          ^~~~~~
a.cc:7:9: error: expected ';' before 'return'
    7 |   return return gcd(y,x%y);
      |         ^~~~~~~
      |         ;
Language: C++

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

long long gcd(long long x,long long y){
  if(x<y)swap(x,y);
  if(y==0)return x;
  return return gcd(y,x%y);
}
long long a,b,c,d;
long long f(int x){
  return x-(x/c)-(x/d)+x/lcm(c,d);
}
int main(){
  
  cin>>a>>b>>c>>d;
  long long ans=f(b)-f(a-1);
  cout<<ans<<endl;
} 

Compiler output:
a.cc: In function 'long long int gcd(long long int, long long int)':
a.cc:7:10: error: expected primary-expression before 'return'
    7 |   return return gcd(y,x%y);
      |          ^~~~~~
a.cc:7:9: error: expected ';' before 'return'
    7 |   return return gcd(y,x%y);
      |         ^~~~~~~
      |         ;
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long a,b,c,d;
long long gcd(int x,int y){
  if(x<y)swap(x,y);
  if(y==0)return x;
  return return gcd(y,x%y);
}
long long f(int x){
  return x-(x/c)-(x/d)+x/lcm(c,d);
}
int main(){
  
  cin>>a>>b>>c>>d;
  long long ans=f(b)-f(a-1);
  cout<<ans<<endl;
} 

Compiler output:
a.cc: In function 'long long int gcd(int, int)':
a.cc:7:10: error: expected primary-expression before 'return'
    7 |   return return gcd(y,x%y);
      |          ^~~~~~
a.cc:7:9: error: expected ';' before 'return'
    7 |   return return gcd(y,x%y);
      |         ^~~~~~~
      |         ;
Language: C++

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

int main() {
  int a, b, c, d;
  cin >> a >> b >> c >> d;
  
  bool flagc = false;
  bool flagd = false;
  
  vector<int> x(b+1);
  
  for(int i = a; i <= b; i++) {
  	if(i % c == 0 || i % d == 0) {
    	x.at(i) = 1;
    }
  }
  
  int ans = 0;
  
  for(int i = 0; i <= b; i++) {
  	ans += x(i);
  }
  
  cout << ans << endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:17: error: no match for call to '(std::vector<int>) (int&)'
   22 |         ans += x(i);
      |                ~^~~
Language: C++

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

ll gcd(ll b, ll c){
  return c ? gcd(b,c%b) : b;

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

ll f(ll a,ll b, ll c){
  
  ll ans = a;
  ans -= a/b;
  ans -= a/c;
  ans += a/lcm(b,c);
  
  return ans;

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 gcd(ll, ll)':
a.cc:8:19: error: a function-definition is not allowed here before '{' token
    8 | ll lcm(ll b, ll c){
      |                   ^
a.cc:12:22: error: a function-definition is not allowed here before '{' token
   12 | ll f(ll a,ll b, ll c){
      |                      ^
a.cc:30:2: error: expected '}' at end of input
   30 | }
      |  ^
a.cc:5:19: note: to match this '{'
    5 | ll gcd(ll b, ll c){
      |                   ^
Language: C++

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

ll gcd(ll b, ll c){
  return c ? gcd(b,a%b) : b;

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

ll f(ll a,ll b, ll c){
  
  ll ans = a;
  ans -= a/b;
  ans -= a/c;
  ans += a/lcm(b,c);
  
  return ans;

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 gcd(ll, ll)':
a.cc:6:20: error: 'a' was not declared in this scope
    6 |   return c ? gcd(b,a%b) : b;
      |                    ^
a.cc:8:19: error: a function-definition is not allowed here before '{' token
    8 | ll lcm(ll b, ll c){
      |                   ^
a.cc:12:22: error: a function-definition is not allowed here before '{' token
   12 | ll f(ll a,ll b, ll c){
      |                      ^
a.cc:30:2: error: expected '}' at end of input
   30 | }
      |  ^
a.cc:5:19: note: to match this '{'
    5 | ll gcd(ll b, ll c){
      |                   ^
Language: C++

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

ll gcd(ll b, ll c){
  return c ? gcd(b,a%b) : b;

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

ll f(ll a,ll b, ll c){
  
  ll ans = a;
  ans -= a/b;
  ans -= a/c;
  ans += a/lcm(b,c);
  
  return ans;

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:3:2: error: invalid preprocessing directive #typedef
    3 | #typedef long long ll;
      |  ^~~~~~~
a.cc:5:1: error: 'll' does not name a type
    5 | ll gcd(ll b, ll c){
      | ^~
Language: C++

#include <bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
using namespace std;
int lcm(int a,int b){
    if(a<b) 
    int n=a,m=b;
    while(a%b!=0){
        int t=b;
        b=a%b;
        a=t;
    }
    return n/b*m;
}
signed main(){
  int a,b,c,d,e;
  cin>>a>>b>>c>>d;
  e=lcm(c,d);
 cout<< b/c-a/c+b/d-a/d-b/e+a/e;
  
}

Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:16:12: error: 'n' was not declared in this scope
   16 |     return n/b*m;
      |            ^
a.cc:16:16: error: 'm' was not declared in this scope
   16 |     return n/b*m;
      |                ^
Language: C++

#include <bits/stdc++.h>
#define int long long
#define rep(i,n) for(int i=0;i<n;++i)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
using namespace std;
signed main(){
int a,b,c,d;
  cin>>a>>b>>c>>d;
  int sum=0;
  for(int i = 0;i<b-a+1;i++){
if((a+i)%c==0){
  sum += 1;
}
    else if((a+i)%d==0)
      sum+=1;
  cout<<b-a+1-sum;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:2: error: expected '}' at end of input
   19 | }
      |  ^
a.cc:8:14: note: to match this '{'
    8 | signed main(){
      |              ^
Language: C++

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

ll gcm(int a, int b){
  int x;
  x = (a%b == 0) ? a : a%b;
}

ll lcm(int a, int b){
  int x;
  x = a/gcm(a,b)*b;
  return x;
}

ll f(ll a, int c, int d){
  int x;
  x = a - a/c - a/d + a/lcm(c,d);
  return x;
}

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


Compiler output:
a.cc: In function 'll gcm(int, int)':
a.cc:8:1: warning: no return statement in function returning non-void [-Wreturn-type]
    8 | }
      | ^
a.cc: In function 'int main()':
a.cc:28:10: error: too few arguments to function 'll f(ll, int, int)'
   28 |   ans = f(b) - f(a-1);
      |         ~^~~
a.cc:16:4: note: declared here
   16 | ll f(ll a, int c, int d){
      |    ^
a.cc:28:17: error: too few arguments to function 'll f(ll, int, int)'
   28 |   ans = f(b) - f(a-1);
      |                ~^~~~~
a.cc:16:4: note: declared here
   16 | ll f(ll a, int c, int d){
      |    ^
Language: Java

import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    long st = in.NextLong();
    long en = in.nextLong();
    long mod1 = in.nextLong();
    long mod2 = in.nextLong();
    in.close();
    long mod1and2 = lcmul(mod1, mod2);
    long count = en / mod1and2;
    count -= (st - 1) / mod1and2;
    long ans = en - st - count + 1;
    System.out.println(ans);
  }
  public static long gcdiv(long a, long b) {
    while (a == b) {
      if (a > b) {
        a -= b;
      } else if (b > a) {
        b -= a;
      }
    }
    return a;
  }
  public static long lcmul(long a, long b) {
    long gcdiv = gcdiv(a, b);
    a /= gcdiv;
    b /= gcdiv;
    return a * b * gcdiv;
  }
  public static long lcmul(long a, long b, long mcdiv) {
    a /= gcdiv;
    b /= gcdiv;
    return a * b * gcdiv;
  }
}
    

Compiler output:
Main.java:6: error: cannot find symbol
    long st = in.NextLong();
                ^
  symbol:   method NextLong()
  location: variable in of type Scanner
Main.java:34: error: cannot find symbol
    a /= gcdiv;
         ^
  symbol:   variable gcdiv
  location: class Main
Main.java:35: error: cannot find symbol
    b /= gcdiv;
         ^
  symbol:   variable gcdiv
  location: class Main
Main.java:36: error: cannot find symbol
    return a * b * gcdiv;
                   ^
  symbol:   variable gcdiv
  location: class Main
4 errors
Language: Java

import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    long st = in.NextLong();
    long en = in.nextLong();
    long mod1 = in.nextLong();
    long mod2 = in.nextLong();
    in.close();
    long mod1and2 = lcmul(mod1, mod2);
    long count = en / mod1and2;
    count -= (st - 1) / mod1and2;
    long ans = en - st - count + 1;
    System.out.println(ans);
  }
  public static long gcdiv(long a, long b) {
    while (a == b) {
      if (a > b)　{
        a -= b;
      } else if (b > a) {
        b -= a;
      }
    }   
    return a
  }
  public static long lcmul(long a, long b) {
    long gcdiv = gcdiv(a, b);
    a /= gcdiv;
    b /= gcdiv;
    return a * b * gcdiv;
  }
  public static long lcmul(long a, long b, long mcdiv) {
    a /= gcdiv;
    b /= gcdiv;
    return a * b * gcdiv;
  }
}
    

Compiler output:
Main.java:19: error: illegal character: '\u3000'
      if (a > b)?{
                ^
Main.java:21: error: 'else' without 'if'
      } else if (b > a) {
        ^
Main.java:25: error: ';' expected
    return a
            ^
3 errors
Language: C++

extern crate num;
use num::integer::lcm;

fn read_vec<T: std::str::FromStr>() -> Vec<T> {
    let mut s = String::new();
    std::io::stdin().read_line(&mut s).ok();
    s.trim().split_whitespace()
        .map(|e| e.parse().ok().unwrap()).collect()
}

fn num_of_not_multiple(n: i64, c:i64, d:i64) -> i64 {
    let common_multiple = lcm(c, d);
    n - (n / c) - (n / d) + (n / common_multiple)
}

fn main() {
    let input_vec = read_vec::<i64>();
    let a = input_vec[0];
    let b = input_vec[1];
    let c = input_vec[2];
    let d = input_vec[3];
    println!("{}", num_of_not_multiple(b, c, d) - num_of_not_multiple(a-1, c, d));
}


Compiler output:
a.cc:1:8: error: 'crate' does not name a type
    1 | extern crate num;
      |        ^~~~~
a.cc:2:1: error: 'use' does not name a type
    2 | use num::integer::lcm;
      | ^~~
a.cc:4:1: error: 'fn' does not name a type
    4 | fn read_vec<T: std::str::FromStr>() -> Vec<T> {
      | ^~
a.cc:11:1: error: 'fn' does not name a type
   11 | fn num_of_not_multiple(n: i64, c:i64, d:i64) -> i64 {
      | ^~
a.cc:16:1: error: 'fn' does not name a type
   16 | fn main() {
      | ^~
Language: C++

#include<iostream>
using namespace std;
 
int main(){
 
  long long cnt=0; 
  long long A,B
  long C,D;
  
  cin>>A>>B>>C>>D;
  
  for(int i=A; i<=B; i++){
    if(i%C!=0 && i%D!=0){
    	cnt++;
    }
  }
  
  cout<<cnt<<endl;
  
  return 0;
 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: expected initializer before 'long'
    8 |   long C,D;
      |   ^~~~
a.cc:10:11: error: 'B' was not declared in this scope
   10 |   cin>>A>>B>>C>>D;
      |           ^
a.cc:10:14: error: 'C' was not declared in this scope
   10 |   cin>>A>>B>>C>>D;
      |              ^
a.cc:10:17: error: 'D' was not declared in this scope
   10 |   cin>>A>>B>>C>>D;
      |                 ^
Language: C++

#include<iostream>
using namespace std;

int main(){
 
  int cnt=0;
  
  cin>>A>>B>>C>>D;
  
  for(int i=A; i<=B; i++){
    if(i%C!=0 && i%D!=0){
    	cnt++;
    }
  }
  
  cout<<cnt<<endl;
  
  return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:8: error: 'A' was not declared in this scope
    8 |   cin>>A>>B>>C>>D;
      |        ^
a.cc:8:11: error: 'B' was not declared in this scope
    8 |   cin>>A>>B>>C>>D;
      |           ^
a.cc:8:14: error: 'C' was not declared in this scope
    8 |   cin>>A>>B>>C>>D;
      |              ^
a.cc:8:17: error: 'D' was not declared in this scope
    8 |   cin>>A>>B>>C>>D;
      |                 ^
Language: C++

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

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 AC = A-1/C; ll AD = A-1/D;
 ll BC = B/C; ll BD = B/D;
 ll BE = B/(E); ll AE = A/(E);
  ll answer = B-(A-1)-(BC+BD-BE-(AC+AD-AE));
  cout<<answer<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'll lcm(ll, ll)':
a.cc:7:20: error: 'gcd' was not declared in this scope
    7 |         return a*b/gcd(a,b);
      |                    ^~~
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'ans' was not declared in this scope; did you mean 'abs'?
    7 |   ans = 0;
      |   ^~~
      |   abs
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
 int wari(int a,int b) {
   if(a%b==0)
     return a/b;
   else
     return a/b+1;
 }
 int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
 }
 int souwa(int a){
  return a*(a+1)/2;
 }
 int lcm(int a,int b){
  int d=a,e=b;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
      int f=a;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return d*e/f;
    }
signed main(){
  int a,b,c,d,e;
  cin>>a>>b>>c>>d;
  e=lcm(c,d);
  a--;
  int f,g,h,i;
  f=b/c-a/c;
  g=b/d-a/d;
  h=b/e-c/e;
  i=f+g-h;
  a++;
  cout<<b-a+1-i<<endl;
}


Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:36:14: error: 'f' was not declared in this scope
   36 |   return d*e/f;
      |              ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
 int wari(int a,int b) {
   if(a%b==0)
     return a/b;
   else
     return a/b+1;
 }
 int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
 }
 int souwa(int a){
  return a*(a+1)/2;
 }
 int lcm(int a,int b){
  int d=a,e=b;
  if(a<b)
    swap(a,b);
  int c,d=1;
  while(d){
    c=a%b;
    if(c==0){
      int f=a;
      d--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return d*e/f;
    }
signed main(){
  int a,b,c,d,e;
  cin>>a>>b>>c>>d;
  e=lcm(c,d);
  a--;
  int f,g,h,i;
  f=b/c-a/c;
  g=b/d-a/d;
  h=b/e-c/e;
  i=f+g-h;
  a++;
  cout<<b-a+1-i<<endl;
}

Compiler output:
a.cc: In function 'long long int lcm(long long int, long long int)':
a.cc:24:9: error: redeclaration of 'long long int d'
   24 |   int c,d=1;
      |         ^
a.cc:21:7: note: 'long long int d' previously declared here
   21 |   int d=a,e=b;
      |       ^
a.cc:36:14: error: 'f' was not declared in this scope
   36 |   return d*e/f;
      |              ^
Language: C++

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

unsigned euq(unsigned, unsigned);

int main() {
    ll A, B, C, D, count=0, k=1;
    cin >> A >> B >> C >> D;

    ll lmc = (C * D) / euq(C, D);

    count += B/C + B/D - B/lmc;
    count -= (A-1)/C + (A-1)/D + (A-1)/lmc; 
    cout << (B-A+1) - count << endl;
}

ll euq(ll a, ll b) {
    if(b>a) return euq(b, a);
    ll r;
    while((r=a%b)) {
        a = b;
        b = r;
    }
    return b;
}

Compiler output:
/usr/bin/ld: /tmp/ccGJavxm.o: in function `main':
a.cc:(.text+0x83): undefined reference to `euq(unsigned int, unsigned int)'
collect2: error: ld returned 1 exit status
Language: Java

import java.util.*;
class Main {
  public static int gcd(int m, int n) {
    if (m % n == 0) {
      return n;
    } else {
	  int remainder = m % n;
      return gcd(n, remainder);
    }
  }
  
  public static int findNum(int a, int b, int c, int d) {
    int lcm = c * d // gcd(c, d);
    return (b - b//c - b//d + b//lcm) - ((a-1) - (a-1)//c - (a-1)//d + (a-1)//lcm);
  }
    
  
  public static void main(String args[]) {
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int d = Integer.parseInt(sc.next());
    
    int result = findNum(a, b, c, d);
    System.out.println(result);
  }
}


Compiler output:
Main.java:13: error: ';' expected
    int lcm = c * d // gcd(c, d);
                   ^
Main.java:14: error: ')' expected
    return (b - b//c - b//d + b//lcm) - ((a-1) - (a-1)//c - (a-1)//d + (a-1)//lcm);
                 ^
2 errors
Language: Java

import java.util.*;
class Main {
  public static int gcd(int m, int n) {
    if (m % n == 0) {
      return n;
    } else {
	  int remainder = m % n;
      return gcd(n, remainder);
    }
  }
  
  public static int findNum(int a, int b, int c, int d) {
    int numOfC = b/c - ((a-1)/c);
    int numOgD = b/d - ((a-1)/d);
    int numOfGcd = b/gcd(c, d) - ((a-1)/gcd(c, d));
    
    return (b-a+1) - (numOfC + numOfD - numOfGcd);
  }
  
  public static void main(String args[]) {
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int d = Integer.parseInt(sc.next());
    
    int result = findNum(a, b, c, d);
    System.out.println(result);
  }
}

Compiler output:
Main.java:17: error: cannot find symbol
    return (b-a+1) - (numOfC + numOfD - numOfGcd);
                               ^
  symbol:   variable numOfD
  location: class Main
1 error
Language: Java

import java.util.*;
class Main {
  public static int gcd(int m, int n) {
    if (m % n == 0) {
      return n;
    } else {
	  int remainder = m % n;
      return gcd(n, remainder);
  }
  
  public static int findNum(int a, int b, int c, int d) {
    int numOfC = b/c - ((a-1)/c);
    int numOgD = b/d - ((a-1)/d);
    int numOfGcd = b/gcd(c, d) - ((a-1)/gcd(c, d));
    
    return (b-a+1) - (numOfC + numOfD - numOfGcd);
  }
  
  public static void main(String args[]) {
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int d = Integer.parseInt(sc.next());
    
    int result = findNum(a, b, c, d);
    System.out.println(result);
  }
}

Compiler output:
Main.java:11: error: illegal start of expression
  public static int findNum(int a, int b, int c, int d) {
  ^
1 error
Language: C++

a, b, c, d= map(int, input().split())
def gcd(c,d):
    if c%d == 0:
        return d
    else:
        return gcd(d,c%d)
def num(n,c,d):
    lcm = c * d /gcd(c, d)
    return n- int(n/c) - int(n/d) + int(n/lcm)

print(num(b,c,d)-num(a-1,c,d))
    


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

a , b, c, d= map(int, input().split())
def gcd(c,d):
    if c%d == 0:
        return d
    else:
        return gcd(d,c%d)
def num(n,c,d):
    lcm = c * d /gcd(c, d)
    return n- int(n/c) - int(n/d) + int(n/lcm)

print(num(b,c,d)-num(a-1,c,d))
    


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

import math
a , b, c, d= map(int, input().split())
def num(n,c,d):
    lcm = c * d / math.gcd(c, d)
    return n- int(n/c) - int(n/d) + int(n/lcm)

print(num(b,c,d)-num(a-1,c,d))
    


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import math
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

#include<iostream>
#include<cstdio>
#include<iomanip>
#include<cmath>
using namespace std;
const long long  Maxn=1e10;
long long A, B, C, D, x, a[Maxn], b[Maxn], ans=1;
void proc(long long p, long long q)
{
	long long cnt=0, sum=0, l=1;
	for(int i=2; i*i<=p; i++)
	{
		while(p%i==0)
		{
			p/=i;
			a[++cnt]=i;
		}
	}
	if(p!=1)
		a[++cnt]=p;
	for(int i=2; i*i<=q; i++)
	{
		while(q%i==0)
		{
			q/=i;
			if(a[l]==i)
				l++;
			else
				b[++sum]=i;
		}
	}
	if(q!=1)
		b[++sum]=q;	
	for(int i=1; i<=cnt; i++)
		ans*=a[i];
	for(int i=1; i<=sum; i++)
		ans*=b[i];
}
int main()
{
	cin>>A>>B>>C>>D;
	proc(C, D);
	x=abs(A-B);
	long long x1=x/C;
	long long x2=x/D;
	long long x3=x/ans;
	x-=(x1+x2);
	x+=x3;
	cout<<x<<endl;
	return 0;
}

Compiler output:
/tmp/ccIyurbX.o: in function `proc(long long, long long)':
a.cc:(.text+0x111): relocation truncated to fit: R_X86_64_PC32 against symbol `b' defined in .bss section in /tmp/ccIyurbX.o
a.cc:(.text+0x164): relocation truncated to fit: R_X86_64_PC32 against symbol `b' defined in .bss section in /tmp/ccIyurbX.o
a.cc:(.text+0x1c7): relocation truncated to fit: R_X86_64_PC32 against symbol `b' defined in .bss section in /tmp/ccIyurbX.o
collect2: error: ld returned 1 exit status
Language: C++

#include<stdio.h>
#include<iostream>
#include<string>
#include<vector>
#include<stdlib.h>
#include<set>

using namespace std;



int main(void)
{
    long int A,B,C,D;
    cin>>A>>B>>C>>D;
    
    if(C>D){
        long int p=C;
        long int q=D;
    }
    else{
        long int p=D;
        long int q=C;
    }
    
    long int r=p%q;
    while(r!=0){
        p=q;
        q=r;
        r=p%q;
    }
    

    
    long int x=B-(B/C+B/D-B/(C*D/q));
    long int y=(A-1)-((A-1)/C+(A-1)/D-(A-1)/(C*D/q));
    
    cout<<x-y<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:16: error: 'p' was not declared in this scope
   26 |     long int r=p%q;
      |                ^
a.cc:26:18: error: 'q' was not declared in this scope
   26 |     long int r=p%q;
      |                  ^
Language: C++

#include<stdio.h>
#include<iostream>
#include<string>
#include<vector>
#include<stdlib.h>
#include<set>

using namespace std;



int main(void)
{
    long int A,B,C,D;
    cin>>A>>B>>C>>D;
    
    long int x=B-(B/C+B/D-B/(C*D));
    long int x=(A-1)-((A-1)/C+(A-1)/D-(A-1)/(C*D));
    
    cout<<x-y<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:14: error: redeclaration of 'long int x'
   18 |     long int x=(A-1)-((A-1)/C+(A-1)/D-(A-1)/(C*D));
      |              ^
a.cc:17:14: note: 'long int x' previously declared here
   17 |     long int x=B-(B/C+B/D-B/(C*D));
      |              ^
a.cc:20:13: error: 'y' was not declared in this scope
   20 |     cout<<x-y<<endl;
      |             ^
Language: C++

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

int calc(int n) {
    return n - n / c - n / d + n / (c * d / __gcd(c, d));
}

int c, d;

int main() {
    int a, b;
    cin >> a >> b >> c >> d;
    cout << calc(b) - calc(a-1) << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int calc(int)':
a.cc:6:20: error: 'c' was not declared in this scope
    6 |     return n - n / c - n / d + n / (c * d / __gcd(c, d));
      |                    ^
a.cc:6:28: error: 'd' was not declared in this scope
    6 |     return n - n / c - n / d + n / (c * d / __gcd(c, d));
      |                            ^
Language: C++

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

int calc(int n) {
    return n - n / c - n / d + n / (c * d / gcd(c, d));
}

int c, d;

int main() {
    int a, b;
    cin >> a >> b >> c >> d;
    cout << calc(b) - calc(a-1) << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int calc(int)':
a.cc:6:20: error: 'c' was not declared in this scope
    6 |     return n - n / c - n / d + n / (c * d / gcd(c, d));
      |                    ^
a.cc:6:28: error: 'd' was not declared in this scope
    6 |     return n - n / c - n / d + n / (c * d / gcd(c, d));
      |                            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i=0; i<(n); ++i)
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 x, int c, int d) {
  ll res = x;
  res -= x/c;
  res -= x/d;
  res += x/lsm(c, d);
  return res;
}

int main() {
  ll a, b;
  int c, d;
  cin >> a >> b >> c >> d;
  ll ans = f(b, c, d) - f(a-1, c, d);
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'll f(ll, int, int)':
a.cc:14:12: error: 'lsm' was not declared in this scope; did you mean 'lcm'?
   14 |   res += x/lsm(c, d);
      |            ^~~
      |            lcm
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i=0; i<(n); ++i)
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 x, int c, int d) {
  ll res = x;
  res -= x/c;
  res -= x/d;
  res += x/lsm(c, d);
  return res;
}

int main() {
  ll a, b;
  int c, d;
  cin >> a >> b >> c >> d;
  ll ans = f(b, c, d) - f(a-1, c, d);
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'll gcd(ll, ll)':
a.cc:7:17: error: no matching function for call to 'gcd(ll)'
    7 |   return b ? gcd(b % a/b) : a;
      |              ~~~^~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:58,
                 from a.cc:1:
/usr/include/c++/14/numeric:173:5: note: candidate: 'template<class _Mn, class _Nn> constexpr std::common_type_t<_Mn, _Nn> std::gcd(_Mn, _Nn)'
  173 |     gcd(_Mn __m, _Nn __n) noexcept
      |     ^~~
/usr/include/c++/14/numeric:173:5: note:   candidate expects 2 arguments, 1 provided
a.cc:6:4: note: candidate: 'll gcd(ll, ll)'
    6 | ll gcd(ll a, ll b) {
      |    ^~~
a.cc:6:4: note:   candidate expects 2 arguments, 1 provided
a.cc: In function 'll f(ll, int, int)':
a.cc:18:12: error: 'lsm' was not declared in this scope; did you mean 'lcm'?
   18 |   res += x/lsm(c, d);
      |            ^~~
      |            lcm
Language: Java

    import java.util.Scanner;
    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 c1 = c;
        int d1 = d;
        int tmp,r,x;
        if (c1 < d1) {
    		tmp = c1;
    		c1 = d1;
    		d1 = tmp;
    	}
    	r = c1 % d1;
    	while (r != 0) {
    		c1 = d1;
    		d1 = r;
    		r = c1 % d1;
    	}
    	x = x / d1;
        System.out.print(b-a+a/c+a/d-b/c-b/d+b/x-a/x);
        }
    }

Compiler output:
Main.java:23: error: variable x might not have been initialized
    	x = x / d1;
    	    ^
1 error
Language: Java

    import java.util.Scanner;
    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 c1 = c;
        int d1 = d;
        int tmp,r,x;
        if (c1 < d1) {
    		tmp = c1;
    		c1 = d1;
    		d1 = tmp;
    	}
    	r = c1 % d1;
    	while (r != 0) {
    		c1 = d1;
    		d1 = r;
    		r = c1 % d1;
    	}
    	x = x / d1;
        System.out.print(b-a+a/c+a/d-b/c-b/d+b/x-a/x);
        }
    }

Compiler output:
Main.java:8: error: cannot find symbol
        int d = sc.nextint();
                  ^
  symbol:   method nextint()
  location: variable sc of type Scanner
1 error