criyle/codenet-compile-errors huggingface dataset:
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:1: error: ';' expected
import java.util.Scanner
                        ^
1 error
Language: C

#include <stdio.h>

int main(void) {
	int a, b, c, d,e,f,g,h,i,j,k;
	scanf_s("%d", &a);
	scanf_s("%d", &b);
	scanf_s("%d", &c);
	scanf_s("%d", &d);
	e = a / c;
	f = a / d;
	g = b / c;
	h = b / d;
	i = a / (c*d);
	j = b / (c*d);
	k = a - b - e - f + g + h + i - j;
	printf("%d", k);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:9: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    5 |         scanf_s("%d", &a);
      |         ^~~~~~~
      |         scanf
Language: C++

A, B, C, D = gets.split(' ').map(&:to_i)

divisible_by_C = B / C - (A - 1) / C
divisible_by_D = B / D - (A - 1) / D
lcm_CD = C.lcm(D)
divisible_by_CD = B / lcm_CD - (A - 1) / lcm_CD

print (B - A + 1) - divisible_by_C - divisible_by_D + divisible_by_CD


Compiler output:
a.cc:1:1: error: 'A' does not name a type
    1 | A, B, C, D = gets.split(' ').map(&:to_i)
      | ^
Language: C++

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

using namespace std;

const int mod=1e9+7;

void run();

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

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

void run(){
    int A,B,C,D;
    cin >> A >> B >> C >> D;
    cout << (B-B/C-B/D+B/lcm(C,D))-(A-1-(A-1)/C-(A-1)/D+(A-1)/lcm(C,D)) << endl;
}


Compiler output:
a.cc: In function 'int gcd(long long int, long long int)':
a.cc:20:33: error: 'swap' was not declared in this scope
   20 | signed gcd(int a, int b){if(a<b)swap(a,b); return b?gcd(b,a%b):a;}
      |                                 ^~~~
a.cc:20:33: note: suggested alternatives:
In file included from /usr/include/c++/14/regex:68,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:181,
                 from a.cc:4:
/usr/include/c++/14/bits/regex.h:2230:5: note:   'std::__cxx11::swap'
 2230 |     swap(match_results<_Bi_iter, _Alloc>& __lhs,
      |     ^~~~
In file included from /usr/include/c++/14/bits/stl_pair.h:61,
                 from /usr/include/c++/14/bits/stl_algobase.h:64,
                 from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/move.h:226:5: note:   'std::swap'
  226 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/14/bits/move.h:226:5: note:   'std::swap'
In file included from /usr/include/c++/14/exception:166,
                 from /usr/include/c++/14/stdexcept:38,
                 from /usr/include/c++/14/system_error:43,
                 from /usr/include/c++/14/bits/ios_base.h:46,
                 from /usr/include/c++/14/streambuf:43,
                 from /usr/include/c++/14/bits/streambuf_iterator.h:35,
                 from /usr/include/c++/14/iterator:66,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54:
/usr/include/c++/14/bits/exception_ptr.h:229:5: note:   'std::__exception_ptr::swap'
  229 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
In file included from /usr/include/c++/14/filesystem:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:200:
/usr/include/c++/14/bits/fs_path.h:736:15: note:   'std::filesystem::__cxx11::swap'
  736 |   inline void swap(path& __lhs, path& __rhs) noexcept { __lhs.swap(__rhs); }
      |               ^~~~
Language: C++

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

using namespace std;

const int mod=1e9+7;

void run();

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

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

void run(){
    int A,B,C,D;
    cin >> A >> B >> C >> D;
    int ans = 0;
    for(int i=A;i<=B;++i)
    {
        if(!i%c&&!i%d)++ans;
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'void run()':
a.cc:46:15: error: 'c' was not declared in this scope
   46 |         if(!i%c&&!i%d)++ans;
      |               ^
a.cc:46:21: error: 'd' was not declared in this scope
   46 |         if(!i%c&&!i%d)++ans;
      |                     ^
Language: C++

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

using namespace std;

const int mod=1e9+7;

void run();

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

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

void run(){
    int A,B,C,D;
    cin >> A >> B >> C >> D;
    int ans = 0;
    for(int i=A;i<=B;++i)
    {
        if(!i%c&&i%d)++ans;
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'void run()':
a.cc:46:15: error: 'c' was not declared in this scope
   46 |         if(!i%c&&i%d)++ans;
      |               ^
a.cc:46:20: error: 'd' was not declared in this scope
   46 |         if(!i%c&&i%d)++ans;
      |                    ^
Language: C++

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

typedef long long ll;

//最大公約数
ll gcd(ll a, ll b) {
	ll r = a % b;
	while (r != 0) {
		a = b;
		b = r;
		r = a % b;
	}

	return b;
}

//最小公倍数
ll lcm(ll a, ll b) {
	return (a * b) / gcd(a, b);
}

// ABC131C - Anti-Division
// https://atcoder.jp/contests/abc131/tasks/abc131_c
void ABC131C() {
	ll A, B, C, D;
	cin >> A >> B >> C >> D;

	ll num = B - A + 1; //A～Bの数値の個数
	ll c = B / C - (A - 1) / C; //[0～BまでのCで割り切れる数値の個数] - [0～A-1までのCで割り切れる数値の個数]
	ll d = B / D - (A - 1) / D; //[0～BまでのDで割り切れる数値の個数] - [0～A-1までのDで割り切れる数値の個数]

	ll lcm_cd = lcm(C,D); //CとDの最小公倍数 : CD
	ll cd = B / lcm_cd - (A - 1) / lcm_cd; //[0～BまでのCDで割り切れる数値の個数] - [0～A-1までのCDで割り切れる数値の個数]

	//cout << "num     : " << num << endl;
	//cout << "c       : " << c   << endl;
	//cout << "d       : " << d   << endl;
	//cout << "lcm_cd  : " << lcm_cd << endl;
	//cout << "cd      : " << cd  << endl;

	ll ans = num - c - d + cd;
	cout << ans << endl;
}


Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

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

int64_t lcm(int64_t x, int64_t y) {
  int64_t t;
  if(x<y) {
    t=x;
    x=y;
    y=t;
  }
  int64_t r=x*y,n=x%y;
  while(n!=0) {
    x=y;
    y=n;
    n=x%y;
  }
  return r/y;
}

int main() {
  int64_t A,B,C,D;
  cin >> A >> B >> C >> D;
  int64_t X=B-A+1, n=lcm(C,D);
  A--;

  cout << X-=B/C-A/C+B/D-A/D-B/n+A/n << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:38: error: invalid operands of types 'int64_t' {aka 'long int'} and '<unresolved overloaded function type>' to binary 'operator<<'
   26 |   cout << X-=B/C-A/C+B/D-A/D-B/n+A/n << endl;
      |              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
Language: C++

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

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

int count(int b, int c, int d)
{
  int lcm;
  lcm = c * d / gcd(c,d);
  return b - b/c - b/d + b/lcm;
}

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


Compiler output:
a.cc:3:19: error: declaration does not declare anything [-fpermissive]
    3 | typedef long long int;
      |                   ^~~
Language: C

def gcd(x,y):
    amari = max(x,y)%min(x,y)
    if amari == 0:
        return min(x,y)
    return gcd(min(x,y), amari)
def calc_scm(x,y,gcd):
    return x*y//gcd

A,B,C,D = list(map(int, input().split()))
scm = calc_scm(C,D,gcd(C,D))
low = (A-1)//C + (A-1)//D - (A-1)//scm
high = B//C + B//D - B//scm
print(B - A + 1 - (high - low))


Compiler output:
main.c:1:1: error: unknown type name 'def'
    1 | def gcd(x,y):
      | ^~~
main.c: In function 'gcd':
main.c:1:13: error: expected declaration specifiers before ':' token
    1 | def gcd(x,y):
      |             ^
main.c:1:5: error: type of 'x' defaults to 'int' [-Wimplicit-int]
    1 | def gcd(x,y):
      |     ^~~
main.c:1:5: error: type of 'y' defaults to 'int' [-Wimplicit-int]
Language: C++

A,B,C,D=map(int, input().split())
def lcm(a, b):
    if a>b:
        grater = a
    else:
        grater = b
    while(True):
        if((grater%a == 0) and (grater%b == 0)):
            lcm = grater
            break
        else:
            grater += 1
    return lcm

def f(X, a, b):
    return (X - X//a - X//b + X//lcm(a, b))

sum = f(B, C, D) - f(A-1, C, D)
print(sum)

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

#include<bits/stdc++.h>
using namespace std;
typedef long long int llint;
typedef long long ll;
typedef long int lint;
typedef vector<char> vchar;
typedef vector<int> vint;
typedef vector<long long> vll;
typedef vector<vector<long long>> vvll;
typedef vector<vector<int>> vvint;
typedef vector<vector<char>> vvchar;
#define vsort(v) sort((v).begin(), (v).end())
#define vrsort(v) sort((v).rbegin(), (v).rend())
#define vreverse(v) reverse((v).begin(), (v).end())
#define pb(a) push_back(a)
#define INF 2000000009
#define MOD 1000000007
int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  //input
  ll a,b,c,d;cin>>a>>b>>c>>d;a--;
  //caricurate
  ll u,do;u=(b/c)+(b/d)-(b/(c*d));do=(a/c)+(a/d)-(a/(c*d));
  cout<<(b-a)-(u-do)<<endl;
  //output
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:8: error: expected unqualified-id before 'do'
   24 |   ll u,do;u=(b/c)+(b/d)-(b/(c*d));do=(a/c)+(a/d)-(a/(c*d));
      |        ^~
a.cc:24:37: error: expected primary-expression before '=' token
   24 |   ll u,do;u=(b/c)+(b/d)-(b/(c*d));do=(a/c)+(a/d)-(a/(c*d));
      |                                     ^
a.cc:25:3: error: expected 'while' before 'cout'
   25 |   cout<<(b-a)-(u-do)<<endl;
      |   ^~~~
a.cc:25:3: error: expected '(' before 'cout'
   25 |   cout<<(b-a)-(u-do)<<endl;
      |   ^~~~
      |   (
a.cc:25:18: error: expected primary-expression before 'do'
   25 |   cout<<(b-a)-(u-do)<<endl;
      |                  ^~
a.cc:25:18: error: expected ')' before 'do'
   25 |   cout<<(b-a)-(u-do)<<endl;
      |               ~  ^~
      |                  )
a.cc:25:27: error: expected ')' before ';' token
   25 |   cout<<(b-a)-(u-do)<<endl;
      |   ~~~~                    ^
      |                           )
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long int llint;
typedef long long ll;
typedef long int lint;
typedef vector<char> vchar;
typedef vector<int> vint;
typedef vector<long long> vll;
typedef vector<vector<long long>> vvll;
typedef vector<vector<int>> vvint;
typedef vector<vector<char>> vvchar;
#define vsort(v) sort((v).begin(), (v).end())
#define vrsort(v) sort((v).rbegin(), (v).rend())
#define vreverse(v) reverse((v).begin(), (v).end())
#define pb(a) push_back(a)
#define INF 2000000009
#define MOD 1000000007
int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  //input
  ll a,b,c,d;cin>>a>>b>>c>>d;a--;
  //caricurate
  ll u,d;u=(b/c)+(b/d)-(b/(c*d));d=(a/c)+(a/d)-(a/(c*d));
  cout<<(b-a)-(u-d)<<endl;
  //output
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:8: error: redeclaration of 'll d'
   24 |   ll u,d;u=(b/c)+(b/d)-(b/(c*d));d=(a/c)+(a/d)-(a/(c*d));
      |        ^
a.cc:22:12: note: 'll d' previously declared here
   22 |   ll a,b,c,d;cin>>a>>b>>c>>d;a--;
      |            ^
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 count;

        for (int i = a; i <= b; i++) {
            if (i % c == 0 && i % d == 0)
                count++;
        }
        System.out.println(count);
    }
}


Compiler output:
Main.java:15: error: variable count might not have been initialized
                count++;
                ^
Main.java:17: error: variable count might not have been initialized
        System.out.println(count);
                           ^
2 errors
Language: C++

int A, B, C, D, count=0;
	double quotientC, quotientD;
	cin>>A>>B>>C>>D;
	
	for(double i=A; i<=B; i++){
		quotientC=double(i/C);
		quotientD=double(i/D);
		if(quotientC*C!=i)
		if(quotientD*D!=i)
		count++;
	}
	cout<<count;
	
	return 0;
}


Compiler output:
a.cc:3:9: error: 'cin' does not name a type
    3 |         cin>>A>>B>>C>>D;
      |         ^~~
a.cc:5:9: error: expected unqualified-id before 'for'
    5 |         for(double i=A; i<=B; i++){
      |         ^~~
a.cc:5:25: error: 'i' does not name a type
    5 |         for(double i=A; i<=B; i++){
      |                         ^
a.cc:5:31: error: 'i' does not name a type
    5 |         for(double i=A; i<=B; i++){
      |                               ^
a.cc:12:9: error: 'cout' does not name a type
   12 |         cout<<count;
      |         ^~~~
a.cc:14:9: error: expected unqualified-id before 'return'
   14 |         return 0;
      |         ^~~~~~
a.cc:15:1: error: expected declaration before '}' token
   15 | }
      | ^
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 文字列の入力
		int A = sc.nextInt();
      	int B = sc.nextInt();
     	int C = sc.nextInt();
      	int D = sc.nextInt();
      	int count = 0;
      
      	for(int i=A;i<=B;i++){
          if(i%C != 0 && i%D != 0){
            count = count + 1;
          }
      System.out.println(count);
	}
}

Compiler output:
Main.java:18: error: reached end of file while parsing
}
 ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long A,B,C,D;cin>>A>>B>>C>>D;
  long Q;
  for (int i = 1; i < max(C,D); i++){
    if(i%C == 0 && i%D == 0){
      Q = i;
      break;
    }
  long a=(A-1)/C,b=B/C,c=(A-1)/D,d=B/D,e=(A-1)/Q,f=B/Q;
  cout<<B-A+1-b+a-d+c+f-e<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:2: error: expected '}' at end of input
   13 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C

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

Compiler output:
main.c: In function 'main':
main.c:6:16: error: expected ')' before 'and'
    6 |     if((i%c!=0)and(i%d!=0)){
      |       ~        ^~~
      |                )
Language: Java

import java.util.Scanner;

public class Main{
  public static void main(String[]args){
  Scanner sc=new Scanner(System.in);
  long A=sc.nextLong();
  long B=sc.nextLong();
  int C=sc.nextInt();
  int D=sc.nextInt();
  long answer=0;

  for(int n=A;A<=B;n++){
    if(n%C!=0 && n%D!=0){
      answer+=1;
    }
  }

System.out.println(answer);

  }
}


Compiler output:
Main.java:12: error: incompatible types: possible lossy conversion from long to int
  for(int n=A;A<=B;n++){
            ^
1 error
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:11:19: error: expected primary-expression before '%' token
   11 |         if(i%C!=0%%i%D!=0)
      |                   ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef Long Long ll;
int main()
{
  long long int A,B,C,D;
  cin >> A >> B >> C >> D;
  int ans = B - A + 1;
  for (int i = A; i <= B; i++){
    if(i % C == 0 || i % D == 0){
      ans--;
    }
  }
  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
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; i <= B; i++){
    if(i % A == 0 || i % B == 0){
    }
    
    else {
      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 <stdio.h>
#include <math.h>


long long   skoubai(long long  ,long long  );

long long   main(){

long long   A,B,C,D,Z;

long long   N,i,j,a,b,c,d,e,count,x,y,z;

x=0;


scanf("%d%d%d%d", &A,&B,&C,&D);



x=A+C-(A%C);

y=B-(B%C);


if(A%C==0){
c=((y-x)/C)+2;
}else{
c=((y-x)/C)+1;
}


x=A+D-(A%D);

y=B-(B%D);

if(A%D==0){
d=((y-x)/D)+2;
}else{
d=((y-x)/D)+1;
}


Z=skoubai(C,D);



x=A+Z-(A%Z);

y=B-(B%Z);

if(A%Z==0){
e=((y-x)/Z)+2;
}else{
e=((y-x)/Z)+1;
}

pr f("%d",(B-A+1)-(c+d-e));


return 0;

}


long long   skoubai(long long   a, long long   b)
{
 
  long long   r, x, tmp;
 
 
  x = a * b;
 
  /* 自然数 a > b を確認・入替 */
  if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = a % b;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  }
 
  /* 最小公倍数を出力 */

 
  return (x/b);
}


Compiler output:
cc1plus: error: '::main' must return 'int'
a.cc: In function 'int main()':
a.cc:57:1: error: 'pr' was not declared in this scope
   57 | pr f("%d",(B-A+1)-(c+d-e));
      | ^~
Language: C++

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


long long int skoubai(long long int,long long int);

long long int main(){

long long int A,B,C,D,Z;

long long int N,i,j,a,b,c,d,e,count,x,y,z;

x=0;


scanf("%d%d%d%d", &A,&B,&C,&D);



x=A+C-(A%C);

y=B-(B%C);


if(A%C==0){
c=((y-x)/C)+2;
}else{
c=((y-x)/C)+1;
}


x=A+D-(A%D);

y=B-(B%D);

if(A%D==0){
d=((y-x)/D)+2;
}else{
d=((y-x)/D)+1;
}


Z=skoubai(C,D);



x=A+Z-(A%Z);

y=B-(B%Z);

if(A%Z==0){
e=((y-x)/Z)+2;
}else{
e=((y-x)/Z)+1;
}

printf("%d",(B-A+1)-(c+d-e));


return 0;

}


long long int skoubai(long long int a, long long int b)
{
 
  long long int r, x, tmp;
 
 
  x = a * b;
 
  /* 自然数 a > b を確認・入替 */
  if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = a % b;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  }
 
  /* 最小公倍数を出力 */

 
  return (x/b);
}


Compiler output:
a.cc:7:11: error: '::main' must return 'int'
    7 | long long int main(){
      |           ^~~
Language: C++

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


long long int skoubai(int,int);

long long int main(){

long long int A,B,C,D,Z;

long long int N,i,j,a,b,c,d,e,count,x,y,z;

x=0;


scanf("%d%d%d%d", &A,&B,&C,&D);



x=A+C-(A%C);

y=B-(B%C);


if(A%C==0){
c=((y-x)/C)+2;
}else{
c=((y-x)/C)+1;
}


x=A+D-(A%D);

y=B-(B%D);

if(A%D==0){
d=((y-x)/D)+2;
}else{
d=((y-x)/D)+1;
}


Z=skoubai(C,D);



x=A+Z-(A%Z);

y=B-(B%Z);

if(A%Z==0){
e=((y-x)/Z)+2;
}else{
e=((y-x)/Z)+1;
}

printf("%d",(B-A+1)-(c+d-e));


return 0;

}


long long int skoubai(long long int a, long long int b)
{
 
  long long int r, x, tmp;
 
 
  x = a * b;
 
  /* 自然数 a > b を確認・入替 */
  if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = a % b;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  }
 
  /* 最小公倍数を出力 */

 
  return (x/b);
}


Compiler output:
a.cc:7:11: error: '::main' must return 'int'
    7 | long long int main(){
      |           ^~~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define rrep(i,n) for(int i = 1; i <= (n); ++i)
#define drep(i,n) for(int i = (n)-1; i >= 0; --i)
#define srep(i,s,t) for (int i = s; i < t; ++i)
using namespace std;
typedef long long int ll;
typedef pair<int,int> P;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vl;
typedef vector<P> vp;
#define dame { puts("-1"); return 0;}
#define yn {puts("Yes");}else{puts("No");}

// long version
long long int GCD(long long int x, long long int y){
    if(x>y){
        long long int swap = x;
        x = y;
        y = swap;
    }
    while(true){
        if(y%x==0){
            return x;
        }else{
            long long int amari = y%x;
            y = x;
            x = amari;
        }
    }
}

int main() {
    ll a,b,c,d;
    cin >> a >> b >> c >> d;
    ll ans = b-a+1;
    ans -= (b/c-(a-1)/c) + (b/d-(a-1)/d);
    ans += (b*GCD(c,d)/c*d-(a-1)GCD(c,d)/c*d);

    cout << ans << endl;
    return 0;
}
 
 


Compiler output:
a.cc: In function 'int main()':
a.cc:39:33: error: expected ')' before 'GCD'
   39 |     ans += (b*GCD(c,d)/c*d-(a-1)GCD(c,d)/c*d);
      |            ~                    ^~~
      |                                 )
Language: C

#include <stdio.h>

2

int main (){

3

long long a,b,c,d,i,m,n,k=0,as=0,bs=0;

4

    scanf ("%lld %lld %lld %lld",&a,&b,&c,&d);

5

    for (i=1;i<c;i++){

6

        if (c%i==0 && d%i==0){

7

            m=i;

8

            }

9

        }

10

    n=c*d/m;

11

        as=a-1-(((a-1)/c)+((a-1)/d)-((a-1)/n));

12

        bs=b-((b/c)+(b/d)-(b/n));

13

        printf ("%lld",bs-as); 

14

​

15

    return 0;

16

    }

Compiler output:
main.c:3:1: error: expected identifier or '(' before numeric constant
    3 | 2
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a,b,c,d;
  cin>>a>>b>>c>>d;
  int b-a=e;
  int b-c=f;
  cout<<e-f;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: expected initializer before '-' token
    7 |   int b-a=e;
      |        ^
a.cc:8:8: error: expected initializer before '-' token
    8 |   int b-c=f;
      |        ^
a.cc:9:9: error: 'e' was not declared in this scope
    9 |   cout<<e-f;
      |         ^
a.cc:9:11: error: 'f' was not declared in this scope
    9 |   cout<<e-f;
      |           ^
Language: C++

#include<iostream>
#include<algorithm>
#define Int long long int
using namespace std;

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

  Int bc, bd, ac, ad, bcd, acd;
  bc = b / c;
  bd = b / d;
  ac = (a - 1) / c;
  ad = (a - 1) / d;

  bcd = b / __lcm(c, d);
  acd = (a - 1) / __lcm(c, d);

  cout << (b - a + 1) - (bc + bd - ac - ad - bcd - acd) << endl;

  return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:17:13: error: '__lcm' was not declared in this scope
   17 |   bcd = b / __lcm(c, d);
      |             ^~~~~
a.cc:22:12: error: expected '}' at end of input
   22 |   return 0;
      |            ^
a.cc:7:1: note: to match this '{'
    7 | {
      | ^
Language: C++

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


int skoubai(int,int);

int main(){

int A,B,C,D,Z;

int N,i,j,a,b,c,d,e,count,x,y,z;

x=0;


scanf("%d%d%d%d", &A,&B,&C,&D);



x=A+C-(A%C);

y=B-(B%C);


if(A%C==0){
c=((y-x)/C)+2;
}else{
c=((y-x)/C)+1;
}


x=A+D-(A%D);

y=B-(B%D);

if(A%D==0){
d=((y-x)/D)+2;
}else{
d=((y-x)/D)+1;
}


Z=skoubai(C,D);



x=A+Z-(A%Z);

y=B-(B%Z);

if(A%Z==0){
e=((y-x)/Z)+2;
}else{
e=((y-x)/Z)+1;
}

printf("%d",(B-A+1)-(c+d-e));


return 0;

}


int skoubai(a,b)
{
 
  int r, x, tmp;
 
 
  x = a * b;
 
  /* 自然数 a > b を確認・入替 */
  if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = a % b;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  }
 
  /* 最小公倍数を出力 */

 
  return (x/b);
}


Compiler output:
a.cc:65:13: error: 'int skoubai' redeclared as different kind of entity
   65 | int skoubai(a,b)
      |             ^
a.cc:5:5: note: previous declaration 'int skoubai(int, int)'
    5 | int skoubai(int,int);
      |     ^~~~~~~
a.cc:65:13: error: 'a' was not declared in this scope
   65 | int skoubai(a,b)
      |             ^
a.cc:65:15: error: 'b' was not declared in this scope
   65 | int skoubai(a,b)
      |               ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define fio ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);

typedef long long ll;
typedef pair <ll, ll> pi;

ll a, b, c, d, g, ans;

ll f(ll x) {
    res = b / x - (a - 1) / x;
    return res;
}

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

int main() {
    fio;
    cin >> a >> b >> c >> d;
    g = (c * d) / gcd(c, d);
    ans = f(c) + f(d) - f(g);
    ans = (b - a + 1) - ans;
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'll f(ll)':
a.cc:14:5: error: 'res' was not declared in this scope
   14 |     res = b / x - (a - 1) / x;
      |     ^~~
Language: C++

#include <iostream>
#include <math.h>
#include <numeric>
#include <vector>
#include <utility>
#include <algorithm>
#include <map>
#include <queue>
#include <queue>
#include <sstream>
#include <set>

typedef  long long ll;
const int dx[8]={1,0,-1,0,1,-1,-1,1};
const int dy[8]={0,1,0,-1,1,1,-1,-1};
const int dr[4] = {-1, 0, 1, 0};
const int dc[4] = { 0, 1, 0,-1};
const int INF = 1e9;
#define FOR(i, a, n) for(int i = (int)(a); i < (int)(n); ++i)
#define REP(i, n) FOR(i, 0, n)
#define SORT(a) sort(a.begin(),a.end())
#define REVERSE(a) reverse(a.begin(),a.end())
int guki (int a){
    if(a%2==0) return 0;
    else return 1;
}
int gcd(int a, int b){
    if(a > b) swap(a,b);
    if(a%b==0){
        return b;
    }else{
        return (gcd(b,a%b));
    }
}
int lcm(int a, int b){
    int x = gcd(a,b);
    return (a*b/x);
}












const int limit = 51;
int n,m;
bool vec[limit][limit];
bool vis[limit];

void DFS(int x){
    if(vis[x]) return;

    vis[x] = true;

    REP(i,n){
        if(vec[i][x]){
            DFS(i);
        }
    }
}
using namespace std;
int main(){
    ll a,b,c,d;
    cin >> a >> b >> c >> d;
    a--;
    ll l = lcm(d,c);

    ll as,bs;

    as =  a - (a/c + a/d) + a/l;
    bs = b - (b/c + b/d) + b/l;

    cout << bs -as <<endl;
}

Compiler output:
a.cc: In function 'int gcd(int, int)':
a.cc:28:15: error: 'swap' was not declared in this scope
   28 |     if(a > b) swap(a,b);
      |               ^~~~
a.cc:28:15: note: suggested alternatives:
In file included from a.cc:10:
/usr/include/c++/14/sstream:1226:5: note:   'std::__cxx11::swap'
 1226 |     swap(basic_stringstream<_CharT, _Traits, _Allocator>& __x,
      |     ^~~~
In file included from /usr/include/c++/14/bits/exception_ptr.h:41,
                 from /usr/include/c++/14/exception:166,
                 from /usr/include/c++/14/ios:41,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/move.h:226:5: note:   'std::swap'
  226 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/14/bits/move.h:226:5: note:   'std::swap'
/usr/include/c++/14/bits/exception_ptr.h:229:5: note:   'std::__exception_ptr::swap'
  229 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
Language: C++

#include<iostream>
int main()
{
  int64 A,B,i,sum;
  int32 C,D;
  
  std::cin>>A >>B >>C >>D;
  for(i=A;i<B;i++)
    if(i%C!=0&&i%D!=0)
      sum++;
  std::cout<<sum;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'int64' was not declared in this scope; did you mean 'int64_t'?
    4 |   int64 A,B,i,sum;
      |   ^~~~~
      |   int64_t
a.cc:5:3: error: 'int32' was not declared in this scope; did you mean 'int32_t'?
    5 |   int32 C,D;
      |   ^~~~~
      |   int32_t
a.cc:7:13: error: 'A' was not declared in this scope
    7 |   std::cin>>A >>B >>C >>D;
      |             ^
a.cc:7:17: error: 'B' was not declared in this scope
    7 |   std::cin>>A >>B >>C >>D;
      |                 ^
a.cc:7:21: error: 'C' was not declared in this scope
    7 |   std::cin>>A >>B >>C >>D;
      |                     ^
a.cc:7:25: error: 'D' was not declared in this scope
    7 |   std::cin>>A >>B >>C >>D;
      |                         ^
a.cc:8:7: error: 'i' was not declared in this scope
    8 |   for(i=A;i<B;i++)
      |       ^
a.cc:10:7: error: 'sum' was not declared in this scope
   10 |       sum++;
      |       ^~~
a.cc:11:14: error: 'sum' was not declared in this scope
   11 |   std::cout<<sum;
      |              ^~~
Language: C++

#include<iostream>
int main()
{
  int A,B,i,sum;
  int C,D;
  
  std::>>A >>B >>C >>D;
  for(i=A;i<B;i++)
    if(i%C!=0&&i%D!=0)
      sum++;
  std::<<sum;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: expected unqualified-id before '>>' token
    7 |   std::>>A >>B >>C >>D;
      |        ^~
a.cc:11:8: error: expected unqualified-id before '<<' token
   11 |   std::<<sum;
      |        ^~
Language: C++

#include<iostream>
int main()
{
  int=A,B,i,sum;
  int=C,D;
  
  std::>>A >>B >>C >>D;
  for(i=A;i<B;i++)
    if(i%C!=0&&i%D!=0)
      sum++;
  std::<<sum;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:6: error: expected unqualified-id before '=' token
    4 |   int=A,B,i,sum;
      |      ^
a.cc:5:6: error: expected unqualified-id before '=' token
    5 |   int=C,D;
      |      ^
a.cc:7:8: error: expected unqualified-id before '>>' token
    7 |   std::>>A >>B >>C >>D;
      |        ^~
a.cc:7:10: error: 'A' was not declared in this scope
    7 |   std::>>A >>B >>C >>D;
      |          ^
a.cc:7:14: error: 'B' was not declared in this scope
    7 |   std::>>A >>B >>C >>D;
      |              ^
a.cc:7:18: error: 'C' was not declared in this scope
    7 |   std::>>A >>B >>C >>D;
      |                  ^
a.cc:7:22: error: 'D' was not declared in this scope
    7 |   std::>>A >>B >>C >>D;
      |                      ^
a.cc:8:7: error: 'i' was not declared in this scope
    8 |   for(i=A;i<B;i++)
      |       ^
a.cc:10:7: error: 'sum' was not declared in this scope
   10 |       sum++;
      |       ^~~
a.cc:11:8: error: expected unqualified-id before '<<' token
   11 |   std::<<sum;
      |        ^~
a.cc:11:10: error: 'sum' was not declared in this scope
   11 |   std::<<sum;
      |          ^~~
Language: C++

#include<iostream>
int main()
{
  int64=A,B,i,sum;
  int32=C,D;
  
  std::>>A >>B >>C >>D;
  for(i=A;i<B;i++)
    if(i%C!=0&&i%D!=0)
      sum++;
  std::<<sum;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'int64' was not declared in this scope; did you mean 'int64_t'?
    4 |   int64=A,B,i,sum;
      |   ^~~~~
      |   int64_t
a.cc:4:9: error: 'A' was not declared in this scope
    4 |   int64=A,B,i,sum;
      |         ^
a.cc:4:11: error: 'B' was not declared in this scope
    4 |   int64=A,B,i,sum;
      |           ^
a.cc:4:13: error: 'i' was not declared in this scope
    4 |   int64=A,B,i,sum;
      |             ^
a.cc:4:15: error: 'sum' was not declared in this scope
    4 |   int64=A,B,i,sum;
      |               ^~~
a.cc:5:3: error: 'int32' was not declared in this scope; did you mean 'int32_t'?
    5 |   int32=C,D;
      |   ^~~~~
      |   int32_t
a.cc:5:9: error: 'C' was not declared in this scope
    5 |   int32=C,D;
      |         ^
a.cc:5:11: error: 'D' was not declared in this scope
    5 |   int32=C,D;
      |           ^
a.cc:7:8: error: expected unqualified-id before '>>' token
    7 |   std::>>A >>B >>C >>D;
      |        ^~
a.cc:11:8: error: expected unqualified-id before '<<' token
   11 |   std::<<sum;
      |        ^~
Language: C++

#include <iostream>
using namespace std;
 
long long f(long long n, long long c, long long d) {
  long long n = c; 
  long long m = d;
  long long lcm = 0;
  while (m % n != 0) {
    long long temp = n;
    n = m % n;
    m = temp;
  }
  lcm = c * d / n;
  n -= n / c + n / d - n / lcm;
  
  return n;
}
 
int main()
{
  long long a, b, c, d, ans1, ans2;
  cin >> a >> b >> c >> d;
  ans1 = f(b, c, d);
  ans2 = f(a - 1, c, d);
  
  cout << ans1 - ans2 << endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'long long int f(long long int, long long int, long long int)':
a.cc:5:13: error: declaration of 'long long int n' shadows a parameter
    5 |   long long n = c;
      |             ^
a.cc:4:23: note: 'long long int n' previously declared here
    4 | long long f(long long n, long long c, long long d) {
      |             ~~~~~~~~~~^
Language: C++

#include <iostream>
using namespace std;

int f(int n, int c, int d) {
  int n = c, m = d, lcm = 0;
  while (m % n != 0) {
    int temp = n;
    n = m % n;
    m = temp;
  }
  lcm = c * d / n;
  n = n / c + n / d - n / lcm;
  
  return n;
}

int main()
{
  int a, b, c, d, ans1, ans2;
  cin >> a >> b >> c >> d;
  ans1 = f(b);
  ans2 = f(a - 1);
  
  cout << ans1 - ans2 << endl;
  
  return 0;
}
  
  

Compiler output:
a.cc: In function 'int f(int, int, int)':
a.cc:5:7: error: declaration of 'int n' shadows a parameter
    5 |   int n = c, m = d, lcm = 0;
      |       ^
a.cc:4:11: note: 'int n' previously declared here
    4 | int f(int n, int c, int d) {
      |       ~~~~^
a.cc: In function 'int main()':
a.cc:21:11: error: too few arguments to function 'int f(int, int, int)'
   21 |   ans1 = f(b);
      |          ~^~~
a.cc:4:5: note: declared here
    4 | int f(int n, int c, int d) {
      |     ^
a.cc:22:11: error: too few arguments to function 'int f(int, int, int)'
   22 |   ans2 = f(a - 1);
      |          ~^~~~~~~
a.cc:4:5: note: declared here
    4 | int f(int n, int c, int d) {
      |     ^
Language: C++

#include <iostream>
#include <string>
#include <math.h>
#include <vector>
#include <algorithm>
using namespace std;
typedef long long int;


string S;
int N, L, a, b, i, j, Ans = 0, c, d;
int judge1, judge2, judge3;
int main() {
	cin >> a >> b >> c >> d;
	L = c * d;

	judge2 = b / c - a / c;
	if (a%c == 0)
		judge2 += 1;
	judge3 = b / d - a / d;
	if (a%d == 0)
		judge3 += 1;
	int tmp;

	if (c < d) {
		tmp = c;
		c = d;
		d = tmp;
	}
	int r;
	r = c % d;
	while (r != 0) {
		c = d;
		d = r;
		r = c % d;
	}
	L = L / d;

	judge1 = b / L - a / L;
	if (a%L == 0)
		judge1 += 1;

	//	cout << judge1 << endl << judge2 << endl << judge3;
	Ans = b - a - (judge2 + judge3 - judge1) + 1;

	cout << Ans << endl;
	return 0;
}


Compiler output:
a.cc:7:19: error: declaration does not declare anything [-fpermissive]
    7 | typedef long long int;
      |                   ^~~
Language: C++

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


Compiler output:
a.cc:4:9: error: 'Long' does not name a type; did you mean 'long'?
    4 | typedef Long Long ll;
      |         ^~~~
      |         long
a.cc:6:1: error: 'll' does not name a type
    6 | ll gcd(ll a, ll b) {return b ? gcd(b,a%b) : a;}
      | ^~
a.cc:7:1: error: 'll' does not name a type
    7 | ll lcm(ll a, ll b) {return a/gcd(a,b)*b;}
      | ^~
a.cc:9:1: error: 'll' does not name a type
    9 | ll f(ll x, int c, int d) {
      | ^~
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:21:5: error: expected ';' before 'ans'
   21 |   ll ans = f(b,c,d) - f(a-1,c,d);
      |     ^~~~
      |     ;
a.cc:22:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   22 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C

def gcd(a,b):
  while b!=0:
    a,b=b,a%b
  return(a)
A,B,C,D=map(int,input().split())
CD=C*D//gcd(C,D)
print((B-A+1-(B//C-(A-1)//C)-(B//D-(A-1)//D)+(B//CD-(A-1)//CD)))

Compiler output:
main.c:1:1: error: unknown type name 'def'
    1 | def gcd(a,b):
      | ^~~
main.c: In function 'gcd':
main.c:1:13: error: expected declaration specifiers before ':' token
    1 | def gcd(a,b):
      |             ^
main.c:1:5: error: type of 'a' defaults to 'int' [-Wimplicit-int]
    1 | def gcd(a,b):
      |     ^~~
main.c:1:5: error: type of 'b' defaults to 'int' [-Wimplicit-int]
Language: C++

#include <iostream>

using namespace std;

int gcd(int a, int b){
  int r = b;
  while(r == 0){
    r = a % b
    a = b;
  }
  return b
}

int interval_mul_count(int a, int b, int c){
  int count = 0;
  int i = 0;
  while(c*i < a){
    i++;
  }
  while(c*i >= a && c*i <= b){
    count++;
    i++;
  }
  return count;
}

int main(){
  int A, B, C, D;
  cin >> A >> B >> C >> D;
  int lcm;
  if(C > D) lcm = C * D / gcd(C,D);
  else lcm = C * D / gcd(D,C);
  int c_cn = 0;
  int d_cn = 0;
  int cd_cn = 0;
  c_cn = interval_mul_count(A,B,C);
  d_cm = interval_mul_count(A,B,D);
  cd_cn = interval_mul_count(A,B,lcm);
  int output = c_cn + d_cn + cd_cn;
  cout << output << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int gcd(int, int)':
a.cc:8:14: error: expected ';' before 'a'
    8 |     r = a % b
      |              ^
      |              ;
    9 |     a = b;
      |     ~         
a.cc:11:11: error: expected ';' before '}' token
   11 |   return b
      |           ^
      |           ;
   12 | }
      | ~          
a.cc: In function 'int main()':
a.cc:37:3: error: 'd_cm' was not declared in this scope; did you mean 'd_cn'?
   37 |   d_cm = interval_mul_count(A,B,D);
      |   ^~~~
      |   d_cn
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main() {
	cout << 2% 5;
	long long a,b,c,d;
	cin >> a >> b >> c >> d;

	/*ｃ、ｄの最小公倍数を求める*/
	long long tmp;
	long long xx;
	long long cc=c;
	long long dd=d;
	xx = c * d;
	if (c < d) {
		tmp = c;
		c = d;
		d = tmp;
	}

	long long r;
	r = c % d;
	while (r != 0) {
		c = d;
		d = r;
		r = c % d;
	}

	long long koubaisuu;
	koubaisuu = xx / d;
	c = cc;
	d = dd;

	long long st, ed;
	long long numm=0;
	if (a%c != 0) {
		st = c * long long(a / c) + c;
	}
	else {
		st = a;
	}
	if (b%c != 0) {
		ed = c * long long(b / c);
	}
	else {
		ed = b;
	}
	numm += (ed - st)/c + 1;

	if (a%d != 0) {
		st = d * long long(a / d) + d;
	}
	else {
		st = a;
	}
	if (b%d != 0) {
		ed = d * long long(b / d);
	}
	else {
		ed = b;
	}
	numm += (ed - st)/d + 1;

	if (a%koubaisuu != 0) {
		st = koubaisuu * long long(a / koubaisuu) + koubaisuu;
	}
	else {
		st = a;
	}
	if (b%koubaisuu != 0) {
		ed = koubaisuu * long long(b / koubaisuu);
	}
	else {
		ed = b;
	}
	numm =numm-( (ed - st)/koubaisuu + 1);

	cout << b-a+1-numm << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:38:26: error: expected primary-expression before 'long'
   38 |                 st = c * long long(a / c) + c;
      |                          ^~~~
a.cc:44:26: error: expected primary-expression before 'long'
   44 |                 ed = c * long long(b / c);
      |                          ^~~~
a.cc:52:26: error: expected primary-expression before 'long'
   52 |                 st = d * long long(a / d) + d;
      |                          ^~~~
a.cc:58:26: error: expected primary-expression before 'long'
   58 |                 ed = d * long long(b / d);
      |                          ^~~~
a.cc:66:34: error: expected primary-expression before 'long'
   66 |                 st = koubaisuu * long long(a / koubaisuu) + koubaisuu;
      |                                  ^~~~
a.cc:72:34: error: expected primary-expression before 'long'
   72 |                 ed = koubaisuu * long long(b / koubaisuu);
      |                                  ^~~~
Language: C

#include<stdio.h>
#define df 0
long int c,d;
long int gcd(long int a,long int b){
  if(b==0)return a;
  return gcd(b,a%b);
}
long int lcm(long int a,long int b){
  return a/gcd(a,b)*b;
}
long int f(long int n){
  return n-n/c-n/d+n/lcm(c,d);
}

int main(){
  long int a,b;
  scanf("%ld%ld%ld%ld",&a,&b,&c,&d);

  prlong intf("%ld",f(b)-f(a));
}


Compiler output:
main.c: In function 'main':
main.c:19:3: error: unknown type name 'prlong'; did you mean 'long'?
   19 |   prlong intf("%ld",f(b)-f(a));
      |   ^~~~~~
      |   long
main.c:19:15: error: expected declaration specifiers or '...' before string constant
   19 |   prlong intf("%ld",f(b)-f(a));
      |               ^~~~~
main.c:19:21: error: expected declaration specifiers or '...' before 'f'
   19 |   prlong intf("%ld",f(b)-f(a));
      |                     ^
Language: C

#include<stdio.h>
#define df 0
long int c,d;
long int gcd(long int a,long int b){
  if(b==0)return a;
  return gcd(b,a%b);
}
long int lcm(long int a,long int b){
  return a/gcd(a,b)*b;
}
long int f(long int n){
  return n-n/c-n/d+n/lcm(c,d);
}

long int main(){
  long int a,b;
  scanf("%d%d%d%d",&a,&b,&c,&d);

  prlong intf("%d",f(b)-f(a));
}


Compiler output:
main.c: In function 'main':
main.c:19:3: error: unknown type name 'prlong'; did you mean 'long'?
   19 |   prlong intf("%d",f(b)-f(a));
      |   ^~~~~~
      |   long
main.c:19:15: error: expected declaration specifiers or '...' before string constant
   19 |   prlong intf("%d",f(b)-f(a));
      |               ^~~~
main.c:19:20: error: expected declaration specifiers or '...' before 'f'
   19 |   prlong intf("%d",f(b)-f(a));
      |                    ^
Language: C++

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

int GCD(int a,b){
  if(a<b)swap(a,b);
  int r;
  while((r=a%b)){
    a=b;
    b=r;
  }
  return b;
}

int main(){
  int a,b,c,d;
  cin>>a >>b >>c >>d;
  int cs=b/c-(a-1)/c,ds=b/d-(a-1)/d;
  int l=c*d/GCD(c,d);
  int cd=b/l-(a-1)/l;
  cout<<b-a+1-cs-ds+cd<<endl;
}

Compiler output:
a.cc:4:15: error: 'b' has not been declared
    4 | int GCD(int a,b){
      |               ^
a.cc: In function 'int GCD(int, int)':
a.cc:5:8: error: 'b' was not declared in this scope
    5 |   if(a<b)swap(a,b);
      |        ^
a.cc:7:14: error: 'b' was not declared in this scope
    7 |   while((r=a%b)){
      |              ^
a.cc:11:10: error: 'b' was not declared in this scope
   11 |   return b;
      |          ^
Language: C

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

const int MOD = 1000000007;

//long long
using ll = long long;

//出力系
#define print(x) cout << x << endl
#define printf(x) cout << fixed << setprecision(9) << x << endl
#define yes cout << "Yes" << endl
#define YES cout << "YES" << endl
#define no cout << "No" << endl
#define NO cout << "NO" << endl
 
// begin() end()
#define all(x) (x).begin(),(x).end()

//for
#define REP(i,n) for(int i=0, i##_len=(n); i<i##_len; ++i)

//最大公約数 
unsigned gcd(unsigned a, unsigned b) {
  if(a < b) return gcd(b, a);
  unsigned r;
  while ((r=a%b)) {
    a = b;
    b = r;
  }
  return b;
}

//最小公倍数
int lcm(int number1,int number2){
	return number1 * number2 / gcd(number1,number2);	
}

int main(){

ll A, B, C, D;
cin >> A >> B >> C >> D;

ll lc = lcm(C, D);

ll max_C = B / C, max_D = B / D, max_lc = B / lc;
ll min_C = (A - 1) / C, min_D = (A - 1) / D, min_lc = (A - 1) / lc;
ll C_sum = max_C - min_C, D_sum = max_D - min_D, lc_sum = max_lc - min_lc;

ll sum = (B - A) + 1;

int ans = sum - (C_sum + D_sum - lc_sum);
print(ans);
}

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

#include<stdio.h>
int a,b,c,d;

int baisuu(int x){
  return b/x-(a-1)/x;
}

int main(){
scanf("%d%d%d%d",&a,%b,&c,&d);
  printf("%d",baisuu(1)-(baisuu(c)+baisuu(d)-baisuu(c*d)));
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:9:21: error: expected expression before '%' token
    9 | scanf("%d%d%d%d",&a,%b,&c,&d);
      |                     ^
Language: C++

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

int gcd(int x,int y){
    if(y==0)
        return 1;
    else
        return gcd(y,x%y);
}

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




Compiler output:
a.cc: In function 'int main()':
a.cc:15:65: error: expected ')' before ';' token
   15 |     cout<<b-a-(b/c-a/c+b/d-a/d-b/(c*d/gcd(c,d))+a/(c*d/gcd(c,d));
      |               ~                                                 ^
      |                                                                 )
Language: C++

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

int gcd(int x,int y){
    if(y==0)
        return 1;
    else
        return gcd(y,x%y);
}

int main(){
    int a,b,c,d;
    cin>>a>>b>>c>>d;
    cout<<b/c-a/c+b/d-a/d-b/gcc(c,d)+a/gcc(c,d);
}




Compiler output:
a.cc: In function 'int main()':
a.cc:14:29: error: 'gcc' was not declared in this scope; did you mean 'gcd'?
   14 |     cout<<b/c-a/c+b/d-a/d-b/gcc(c,d)+a/gcc(c,d);
      |                             ^~~
      |                             gcd
Language: C++

#include <iostream>

int main(){
  int input[4];
  for(int in : &input){
    std::cin >> in;
  }
  
  int count = input[1] - input[0] + 1;
  count -= input[1] / input[2] - input[0] / input[2];
  count -= input[1] / input[3] - input[0] / input[3];
  count += input[1] / (input[2] * input[3]) - input[0] / (input[2] * input[3]);
  std::cout << count;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:17: error: 'begin' was not declared in this scope; did you mean 'std::begin'?
    5 |   for(int in : &input){
      |                 ^~~~~
      |                 std::begin
In file included from /usr/include/c++/14/string:53,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/range_access.h:114:37: note: 'std::begin' declared here
  114 |   template<typename _Tp> const _Tp* begin(const valarray<_Tp>&) noexcept;
      |                                     ^~~~~
a.cc:5:17: error: 'end' was not declared in this scope; did you mean 'std::end'?
    5 |   for(int in : &input){
      |                 ^~~~~
      |                 std::end
/usr/include/c++/14/bits/range_access.h:116:37: note: 'std::end' declared here
  116 |   template<typename _Tp> const _Tp* end(const valarray<_Tp>&) noexcept;
      |                                     ^~~