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

long int gcd(long int a,long int b)
{
     if(a==0)
        return b;
  
      else
         return gcd(b%a,a);
}
int main()
{
    long long int a,b;
      cin>>a>>b;
  
       long long int c,d;
      cin>>c>>d;
  
        long int x1=a/c;
         long int x2=b/c;
         long int x3=a/d;
        long int x4=b/d;
          long int ans1;
           long int ans2;
   
                  if(a % c==0)
                ans1=x2-x1+1;
  
                  else
                  ans1=x2-x1;
  
                 if(a % d==0)
                    ans2=x4-x3+1;
  
                  else
                    ans2=x4-x3;
                  
  
      long long int hell=(c*d)/gcd(c,d);
  
       int others=0;
       int i=1;
  
        while(hell>=a && hell<=b)
        {
           others++;
          i++;
           hell=hell*i;
        }
  
      cout<<(b-a+1-ans1-ans2+others);
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:7: error: 'cin' was not declared in this scope
   12 |       cin>>a>>b;
      |       ^~~
a.cc:49:7: error: 'cout' was not declared in this scope
   49 |       cout<<(b-a+1-ans1-ans2+others);
      |       ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
long int gcd(long int a,long int b)
{
     if(a==0)
        reutrn b;
  
      else
         reutrn gcd(b%a,a);
}
int main()
{
    long long int a,b;
      cin>>a>>b;
  
       long long int c,d;
      cin>>c>>d;
  
        long int x1=a/c;
         long int x2=b/c;
         long int x3=a/d;
        long int x4=b/d;
          long int ans1;
           long int ans2;
   
                  if(a % c==0)
                ans1=x2-x1+1;
  
                  else
                  ans1=x2-x1;
  
                 if(a % d==0)
                    ans2=x4-x3+1;
  
                  else
                    ans2=x4-x3;
                  
  
      long long int final=(c*d)/gcd(c,d);
  
       int others=0;
       int i=1;
  
        while(final>=a && final<=b)
        {
           others++;
          i++;
           final=final*i;
        }
  
      cout<<(b-a+1-ans1-ans2+others);
  
}

Compiler output:
a.cc: In function 'long int gcd(long int, long int)':
a.cc:6:9: error: 'reutrn' was not declared in this scope
    6 |         reutrn b;
      |         ^~~~~~
a.cc:9:10: error: 'reutrn' was not declared in this scope
    9 |          reutrn gcd(b%a,a);
      |          ^~~~~~
a.cc:10:1: warning: no return statement in function returning non-void [-Wreturn-type]
   10 | }
      | ^
Language: C++

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

int main() {
  long long A,B,C,D;
  cin>>A>>B>>C>>D;
  int i=0;
  long long buff;
  long long CD[3];
  long long a, b, r, x, tmp;
  a=C;
  b=D;
  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;
  }
  
  CD[0]=C;
  CD[1]=x/b;
  CD[2]=D;
  int flag=0;
  long long buff=B;
  int buff2=0;
  int Num[3];
  for(int i=0;i<3;i++){
    //Num[i]=(B/CD[i])-((A-1)/CD[i]);
  }
  buff-=B/CD[0]+B/CD[2]-B/CD[1];
  buff-=(A-1)/CD[0]+(A-1)/CD[2]-(A-1)/CD[1];

  
  buff2-=flag;
   // cout<<Num[i]<<endl;
    buff2+=Num[0];
    buff2-=Num[1];
    buff2+=Num[2];
//    cout<<(B-A+1-buff2)<<endl;
  cout<<buff<<endl;
  return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:33:13: error: redeclaration of 'long long int buff'
   33 |   long long buff=B;
      |             ^~~~
a.cc:8:13: note: 'long long int buff' previously declared here
    8 |   long long buff;
      |             ^~~~
Language: C++

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

int main()
{
  	ll A,B,C,D; cin>>A>>B>>C>>D;
  	ll E = lcm(C,D); ll aC,aD,aE,bC,bD,bE,aS,bS,answer;
  	aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
  	bC = B/C; bD = B/D; bE = B/E;
  	aS = aC + aD - aE; bS = bC + bD -bE;
  	answer = B - (A-1) - (bS - As);
  	cout<<answer<<endl;
  	return 0;
  	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:36: error: 'As' was not declared in this scope; did you mean 'aS'?
   13 |         answer = B - (A-1) - (bS - As);
      |                                    ^~
      |                                    aS
Language: C++

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

int main()
{
  	ll A,B,C,D; cin>>A>>B>>C>>D;
  	ll LCM = lcm(C,D); ll aC,aD,aE,bC,bD,bE,aS,bS,answer;
  	aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
  	bC = B/C; bD = B/D; bE = B/E;
  	aS = aC + aD - aE; bS = bC + bD -bE;
  	answer = B - (A-1) - (bS - As);
  	cout<<answer<<endl;
  	return 0;
  	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:48: error: 'E' was not declared in this scope; did you mean 'bE'?
   10 |         aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
      |                                                ^
      |                                                bE
a.cc:13:36: error: 'As' was not declared in this scope; did you mean 'aS'?
   13 |         answer = B - (A-1) - (bS - As);
      |                                    ^~
      |                                    aS
Language: C++

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

int main()
{
  	ll A,B,C,D; cin>>A>>B>>C>>D;
  	ll LCM = lcm(C,D);
  	aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
  	bC = B/C; bD = B/D; bE = B/E;
  	aS = aC + aD - aE; bS = bC + bD -bE;
  	ll answer = B - (A-1) - (bS - As);
  	cout<<answer<<endl;
  	return 0; 	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'aC' was not declared in this scope; did you mean 'C'?
   10 |         aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
      |         ^~
      |         C
a.cc:10:23: error: 'aD' was not declared in this scope; did you mean 'D'?
   10 |         aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
      |                       ^~
      |                       D
a.cc:10:37: error: 'aE' was not declared in this scope
   10 |         aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
      |                                     ^~
a.cc:10:48: error: 'E' was not declared in this scope
   10 |         aC = (A-1)/C; aD = (A-1)/D; aE = (A-1)/E;
      |                                                ^
a.cc:11:9: error: 'bC' was not declared in this scope; did you mean 'C'?
   11 |         bC = B/C; bD = B/D; bE = B/E;
      |         ^~
      |         C
a.cc:11:19: error: 'bD' was not declared in this scope; did you mean 'D'?
   11 |         bC = B/C; bD = B/D; bE = B/E;
      |                   ^~
      |                   D
a.cc:11:29: error: 'bE' was not declared in this scope
   11 |         bC = B/C; bD = B/D; bE = B/E;
      |                             ^~
a.cc:12:9: error: 'aS' was not declared in this scope
   12 |         aS = aC + aD - aE; bS = bC + bD -bE;
      |         ^~
a.cc:12:28: error: 'bS' was not declared in this scope
   12 |         aS = aC + aD - aE; bS = bC + bD -bE;
      |                            ^~
a.cc:13:39: error: 'As' was not declared in this scope; did you mean 'A'?
   13 |         ll answer = B - (A-1) - (bS - As);
      |                                       ^~
      |                                       A
Language: C++

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

Compiler output:
a.cc:3:9: error: 'll' does not name a type
    3 | typedef ll long long;
      |         ^~
a.cc: In function 'int main()':
a.cc:7:9: error: 'll' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |         ^~
a.cc:7:25: error: expected ';' before 'count'
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                         ^~~~~~
      |                         ;
a.cc:7:40: error: 'A' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                                        ^
a.cc:7:43: error: 'B' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                                           ^
a.cc:7:46: error: 'C' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                                              ^
a.cc:7:49: error: 'D' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                                                 ^
a.cc:8:13: error: 'i' was not declared in this scope
    8 |         for(i=A;i<=B;i++)
      |             ^
a.cc:10:9: error: 'count' was not declared in this scope
   10 |         count++;
      |         ^~~~~
a.cc:12:15: error: 'count' was not declared in this scope
   12 |         cout<<count<<endl;
      |               ^~~~~
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:3:22: error: declaration does not declare anything [-fpermissive]
    3 | #define ll long long int;
      |                      ^~~
a.cc:7:9: note: in expansion of macro 'll'
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |         ^~
a.cc:7:12: error: 'A' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |            ^
a.cc:7:14: error: 'B' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |              ^
a.cc:7:16: error: 'C' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                ^
a.cc:7:18: error: 'D' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                  ^
a.cc:7:20: error: 'i' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                    ^
a.cc:3:22: error: declaration does not declare anything [-fpermissive]
    3 | #define ll long long int;
      |                      ^~~
a.cc:7:23: note: in expansion of macro 'll'
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                       ^~
a.cc:7:26: error: 'count' was not declared in this scope
    7 |         ll A,B,C,D,i; ll count=0; cin>>A>>B>>C>>D;
      |                          ^~~~~
Language: C++

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

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;
  int ans = f(b,c,d)-f((a-1),c,d);
  cout << ans << endl;
}
  

Compiler output:
a.cc: In function 'll f(ll, int, int)':
a.cc:16:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   16 | int main(){
      |         ^~
a.cc:16:9: note: remove parentheses to default-initialize a variable
   16 | int main(){
      |         ^~
      |         --
a.cc:16:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:16:11: error: a function-definition is not allowed here before '{' token
   16 | int main(){
      |           ^
a.cc:22:2: error: expected '}' at end of input
   22 | }
      |  ^
a.cc:9:23: note: to match this '{'
    9 | ll f(ll x,int c,int d){
      |                       ^
Language: C++

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

int GCD(long long a, long long b) {
  if(a < b) return GCD(b, a);
  long long r;
  while ((r=a%b)) {
    a = b;
    b = r;
  }
  return b;
  
int main(){
	long long A, B;
	int C, D;
	cin >> A >> B >> C >> D;
	
	long long range = B - A + 1;
	long long lcm = C * D / GCD(C, D);
	
	cout << range - range / C - range / D + range /lcm << endl;
}

Compiler output:
a.cc: In function 'int GCD(long long int, long long int)':
a.cc:13:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   13 | int main(){
      |         ^~
a.cc:13:9: note: remove parentheses to default-initialize a variable
   13 | int main(){
      |         ^~
      |         --
a.cc:13:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:13:11: error: a function-definition is not allowed here before '{' token
   13 | int main(){
      |           ^
a.cc:22:2: error: expected '}' at end of input
   22 | }
      |  ^
a.cc:4:35: note: to match this '{'
    4 | int GCD(long long a, long long b) {
      |                                   ^
Language: C++

from fractions import gcd
Input = input()
a, b, c, d = Input.split()
a, b, c, d = int(a), int(b), int(c), int(d)
delta_c = (b-1)//c - a//c
delta_d = (b-1)//d - a//d
def lcm(x, y):
    return (x * y) // gcd(x, y)
cd = lcm(c, d)
delta_cd = (b-1)//cd - a//cd
num_cd = delta_c + delta_d - delta_cd
print( b-a+1 - num_cd, end='')

Compiler output:
a.cc:12:28: error: empty character constant
   12 | print( b-a+1 - num_cd, end='')
      |                            ^~
a.cc:1:1: error: 'from' does not name a type
    1 | from fractions import gcd
      | ^~~~
Language: C++

#include <algorithm>
#include <iostream> //入出力
#include <stdio.h>
#include <map>
#include <string>
#include <math.h>
#include <vector>
#include <cstdlib>
#include <queue>
#include <iomanip> //小数点以下を表示させる(setprecision())

#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define REP(i, n) FOR(i, 0, n)
#define debug(x) cerr << x << " " \
                      << "(L:" << __LINE__ << ")" << '\n'

//DP法
template <class T>
inline bool chmin(T &a, T b) //change minimum
{
        if (a > b)
        {
                a = b;
                return true;
        }
        return false;
}
template <class T>
inline bool chmax(T &a, T b) //change max
{
        if (a < b)
        {
                a = b;
                return true;
        }
        return false;
}

typedef long long ll; //64bit型
using namespace std;

// const long long INF = 1LL << 60; //無限大の値
int INF = 1000000;

int gcd(int a, int b) { return b ? gcd(b, a % b) : a; } //三項演算子を使ったgcd(最大公約数)
int lcm(int a, int b) { return a / gcd(a, b) * b; }     //lcm(最小公倍数)

ll f(ll x,int C,inm 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;

        return 0;
}


Compiler output:
a.cc:48:17: error: 'inm' has not been declared
   48 | ll f(ll x,int C,inm D){
      |                 ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int a,b,c,d;
  cin>>a>>b>>c>>d;
  int sum=0;
  for(int i = 0;i<b-a;i++){
if((a+i)%c==0){
  sum += 1;
}
    else if((a+i)%c==0)
      sum+=1;
  }
 cout <<(b-a+1) -sum;
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:15:22: error: expected '}' at end of input
   15 |  cout <<(b-a+1) -sum;
      |                      ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

# coding: utf-8
import re
import bisect
from datetime import datetime as dt
import bisect
import fractions

def gcd(a, b):
    return fractions.gcd(a, b)

def lcm(a, b):
    return a / gcd(a, b) * b

class slist(list):
    def __init__(self, *args, **kw):
        list.__init__(self, *args, **kw)
        self.sort()

    def append(self, value):
        bisect.insort(self,value)

    def index_left(self, value):
        return bisect.bisect_left(self, value)

def calc(n, a, b):
    return int(n/a) + int(n/b) - int(n/lcm(a,b))

if __name__ == '__main__':
    a, b, c, d = map(int, input().split())
    ans = calc(b, c, d) - calc(a - 1, c, d)
    print(b - a + 1 - ans)


Compiler output:
a.cc:1:3: error: invalid preprocessing directive #coding
    1 | # coding: utf-8
      |   ^~~~~~
a.cc:28:16: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
   28 | if __name__ == '__main__':
      |                ^~~~~~~~~~
a.cc:2:1: error: 'import' does not name a type
    2 | import re
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

#include<iostream>
#include<vector>
#include<bitset>
#include<string>
#include<cmath>
#include<algorithm>
#include<stack>
#include<list>
#include<queue>
#include<map>
#include<numeric>
using namespace std;
#define rep(i,x) for(int i=0;i<x;i++)
#define re(i,x,y) for(int i=x;i<y;i++)
int INF=1e9;
const long long mod=1e9+7;
typedef long long ll;

int main(){
  ll A,B,C,D;
  cin>>A>>B>>C>>D;
  D=max(C,D),C=min(C,D);
  ll E=__gcd(C,D);
  ll lcm=C/E*D;
  ll F=(A-1)/C;
  ll G=B/C;
  ll H=(A-1)/D;
  ll I=B/D;
  ll J=(A-1)/lcm;
  ll K=B/lcm;
  cout<<(B-A+1)-(G-F)-(I-H)+(K-J))<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:34: error: expected ';' before ')' token
   31 |   cout<<(B-A+1)-(G-F)-(I-H)+(K-J))<<endl;
      |                                  ^
      |                                  ;
Language: C++

#include<iostream>
#include<vector>
#include<bitset>
#include<string>
#include<cmath>
#include<algorithm>
#include<stack>
#include<list>
#include<queue>
#include<map>
#include<numeric>
using namespace std;
#define rep(i,x) for(int i=0;i<x;i++)
#define re(i,x,y) for(int i=x;i<y;i++)
int INF=1e9;
const long long mod=1e9+7;
typedef long long ll;

int main(){
  ll A,B,C,D;
  cin>>A>>B>>C>>D;
  D=max(C,D),C=min(C,D);
  ll E=__gcd(C,D);
  ll lcm=C/E;
  ll lcm=lcm*D;
  ll F=(A-1)/C;
  ll G=B/C;
  ll H=(A-1)/D;
  ll I=B/D;
  ll J=(A-1)/lcm;
  ll K=B/lcm;
  cout<<(B-A+1)-((G-F)+(I-H)-(K-J))<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:6: error: redeclaration of 'll lcm'
   25 |   ll lcm=lcm*D;
      |      ^~~
a.cc:24:6: note: 'll lcm' previously declared here
   24 |   ll lcm=C/E;
      |      ^~~
Language: C++

#include <stdio.h>

typedef long long int ll;

ll gcd(ll m,ll n){
	if(m < n){
		ll temp = m;
		m = n;
		n = temp;
	}
	
	ll r = m % n
	
	while(r != 0){
		m  = n;
		n = r;
		r = m % n;
		
	}
	
	return b;
}

ll function(ll a,ll c,ll d){
	ll count = 0; //a以下の自然数でcとdで割り切れない
	
	ll gcm = (c * d)/gcd(c,d);
	
	count = (a/c)+(a/d)-(a/gcm);
	
	return count;
	
	
}


		
	

int main(void)
{
	ll a,b,c,d;
	
	scanf("%lld %lld %lld %lld",&a,&b,&c,&d);
	
	
	printf("%lld\n",function(b,c,d)-function(a,c,d));
	
	return 0;
	
}

Compiler output:
a.cc: In function 'll gcd(ll, ll)':
a.cc:14:9: error: expected ',' or ';' before 'while'
   14 |         while(r != 0){
      |         ^~~~~
a.cc:21:16: error: 'b' was not declared in this scope
   21 |         return b;
      |                ^
Language: C++

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

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

int main(void){
  long long a,b,po=0;
  int c,d;
  po+=b/c-(a-1)/c;
  po+=b/d-(a-1)/d;
  t=gcd(c,d);
  po-=b/t-(a-1)/t;
  cout << b-a+1-po << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:3: error: 't' was not declared in this scope
   14 |   t=gcd(c,d);
      |   ^
Language: C++

#include <string>
#include <algorithm>
#include <cmath>

using namespace std;

long long gcd(long long a, long long b){
	if(a < b) return gcd(b,a);
	long long r;
	while((r = a%b)){
		a = b;
		b = r;
	}
	return b;
}

int main(int argc, char** argv){
	long long a,b,c,d,cd;
	cin >> a >> b >> c >> d;
	a--;
	cd = c / gcd(c,d) * d;
	long long r1,r2;
	r1 = a + a / cd - a / c - a / d;
	r2 = b + b / cd - b / c - b / d;
	cout << r2 - r1 << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:19:9: error: 'cin' was not declared in this scope
   19 |         cin >> a >> b >> c >> d;
      |         ^~~
a.cc:4:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    3 | #include <cmath>
  +++ |+#include <iostream>
    4 | 
a.cc:25:9: error: 'cout' was not declared in this scope
   25 |         cout << r2 - r1 << endl;
      |         ^~~~
a.cc:25:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:25:28: error: 'endl' was not declared in this scope
   25 |         cout << r2 - r1 << endl;
      |                            ^~~~
a.cc:4:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    3 | #include <cmath>
  +++ |+#include <ostream>
    4 |
Language: C++

#include <iostream>

using namespace std;

typedef ll long long;

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

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

int main()
{
    unsigned long long A, B, C, D, total;
    cin >> A >> B >> C >> D;
    total = 0;
    lcmx = lcm(C, D) for (int i = A; i <= B; i++)
    {
        if (i % lcmx != 0)
        {
            total += 1;
        }
    }
    cout << total << endl;
    return 0;
}
// 314159265358979323 846264338327950288 419716939 937510582

Compiler output:
a.cc:5:9: error: 'll' does not name a type
    5 | typedef ll long long;
      |         ^~
a.cc:7:1: error: 'll' does not name a type
    7 | ll gcd(ll a, ll b)
      | ^~
a.cc:14:1: error: 'll' does not name a type
   14 | ll lcm(ll a, ll b)
      | ^~
a.cc: In function 'int main()':
a.cc:24:5: error: 'lcmx' was not declared in this scope
   24 |     lcmx = lcm(C, D) for (int i = A; i <= B; i++)
      |     ^~~~
a.cc:24:12: error: 'lcm' was not declared in this scope
   24 |     lcmx = lcm(C, D) for (int i = A; i <= B; i++)
      |            ^~~
a.cc:24:38: error: 'i' was not declared in this scope
   24 |     lcmx = lcm(C, D) for (int i = A; i <= B; i++)
      |                                      ^
Language: C++

#include <iostream>

using namespace std;

int main()
{
    cin >> A >> B >> C >> D;
    total = 0;
    for (int i = A; i <= B; i++)
    {
        if (i % C 1 != 0 || i % D != 0)
        {
            total += 1;
        }
    }
    cout << total << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:12: error: 'A' was not declared in this scope
    7 |     cin >> A >> B >> C >> D;
      |            ^
a.cc:7:17: error: 'B' was not declared in this scope
    7 |     cin >> A >> B >> C >> D;
      |                 ^
a.cc:7:22: error: 'C' was not declared in this scope
    7 |     cin >> A >> B >> C >> D;
      |                      ^
a.cc:7:27: error: 'D' was not declared in this scope
    7 |     cin >> A >> B >> C >> D;
      |                           ^
a.cc:8:5: error: 'total' was not declared in this scope
    8 |     total = 0;
      |     ^~~~~
a.cc:11:18: error: expected ')' before numeric constant
   11 |         if (i % C 1 != 0 || i % D != 0)
      |            ~     ^~
      |                  )
Language: C++

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

ll lcm(ll a,ll b){
        ll tmp;
        ll c = a;
        c*=b;
        while((tmp = a%b)!=0){
        a=b;
        b=tmp;
        }
        return (c/b);
}

ll checkh(ll min,ll max,ll m1){
ll tmp = max/m1 - min/m1;
if(min%m1==0)
        tmp++;
return tmp;
}

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

Compiler output:
a.cc:29:1: error: expected class-name before '~' token
   29 | ~
      | ^
Language: C

#include<stdio.h>
int main () {
unsigbed long long int a,b,c,d,x,countc,countd,countw,count,tmp,r, w,ci,di;
count = 0;
scanf("%d %d %d %d", &a, &b, &c, &d);
if(b>=c){
    countc=b/c-(a-1)/c;
}
if(b>=d){
    countd=b/d-(a-1)/d;
}
ci = c;
di = d;
if(ci>di){
    c = ci ;
    d = di ;
} else{
    c = di;
    d = ci;
}

x = c * d;
 
  /* 自然数 a > b を確認・入替 */
  if(c<d){
    tmp = c;
    c = d;
    d = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = c % d;
  while(r!=0){
    c = d;
    d = r;
    r = c % d;
  }

w=x/d;
if(b>=w){
    countw=b/w-(a-1)/w;
}
count = b-(a-1)-countc-countd+countw;
  printf("%d", count);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:3:1: error: 'unsigbed' undeclared (first use in this function)
    3 | unsigbed long long int a,b,c,d,x,countc,countd,countw,count,tmp,r, w,ci,di;
      | ^~~~~~~~
main.c:3:1: note: each undeclared identifier is reported only once for each function it appears in
main.c:3:9: error: expected ';' before 'long'
    3 | unsigbed long long int a,b,c,d,x,countc,countd,countw,count,tmp,r, w,ci,di;
      |         ^~~~~
      |         ;
main.c:4:1: error: 'count' undeclared (first use in this function)
    4 | count = 0;
      | ^~~~~
main.c:5:23: error: 'a' undeclared (first use in this function)
    5 | scanf("%d %d %d %d", &a, &b, &c, &d);
      |                       ^
main.c:5:27: error: 'b' undeclared (first use in this function)
    5 | scanf("%d %d %d %d", &a, &b, &c, &d);
      |                           ^
main.c:5:31: error: 'c' undeclared (first use in this function)
    5 | scanf("%d %d %d %d", &a, &b, &c, &d);
      |                               ^
main.c:5:35: error: 'd' undeclared (first use in this function)
    5 | scanf("%d %d %d %d", &a, &b, &c, &d);
      |                                   ^
main.c:7:5: error: 'countc' undeclared (first use in this function)
    7 |     countc=b/c-(a-1)/c;
      |     ^~~~~~
main.c:10:5: error: 'countd' undeclared (first use in this function)
   10 |     countd=b/d-(a-1)/d;
      |     ^~~~~~
main.c:12:1: error: 'ci' undeclared (first use in this function)
   12 | ci = c;
      | ^~
main.c:13:1: error: 'di' undeclared (first use in this function)
   13 | di = d;
      | ^~
main.c:22:1: error: 'x' undeclared (first use in this function)
   22 | x = c * d;
      | ^
main.c:26:5: error: 'tmp' undeclared (first use in this function)
   26 |     tmp = c;
      |     ^~~
main.c:32:3: error: 'r' undeclared (first use in this function)
   32 |   r = c % d;
      |   ^
main.c:39:1: error: 'w' undeclared (first use in this function)
   39 | w=x/d;
      | ^
main.c:41:5: error: 'countw' undeclared (first use in this function)
   41 |     countw=b/w-(a-1)/w;
      |     ^~~~~~
Language: C++

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

int main(){
    long long A, B, C, D;
    cin >> A >> B >> C >> D;
    
    //Cの倍数
    long long CN = B/C - A/C;
    //Dの倍数
    long long DN = B/D - A/D;

    long long c = C;
    long long d = D;
    long long r;
    //C*Dの最小公倍数の数
    if (c < d){
        long long r = d % c;
        while(r != 0){
            d = c;
            c = r;
            r = d % c;
        }
    }
    if else (d < c) {
        long long tmp;
        tmp = d;
        d = c;
        c = tmp;
        while(r != 0){
            d = c;
            c = r;
            r = d % c;
    }
    else {
        c = C;
    }
    }
    long long E = C*D / c;
    long long CDN = B/E - A/E;

    long long ans = (B - A + 1) - CN - DN + CDN;
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:8: error: expected '(' before 'else'
   25 |     if else (d < c) {
      |        ^~~~
      |        (
Language: C++

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

int ggd(int number1,int number2){
	int m = number1;
	int n = number2;

	if(number2 > number1){
		m = number2;
		n = number1;
	}

	while(m != n){
		int temp = n;
		n = m - n;
		m = temp;
	}

	return m;
}

int lcm(int number1,int number2){
	return number1 * number2 / ggd(number1,number2);	
}


int main(){
  int k=0;
  int64_t A, B, C, D; cin >> A >> B >> C >> D;
  int64_t countC=(B/C)-((A-1)/C);
  int64_t countD=(B/D)-((A-1)/D);
  int MY=lcm(C,D)
  int64_t countCD=(B/MY)-((A-1)/MY);
  cout << B-A+1+countCD-countC-countD << endl;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:33:3: error: expected ',' or ';' before 'int64_t'
   33 |   int64_t countCD=(B/MY)-((A-1)/MY);
      |   ^~~~~~~
a.cc:34:17: error: 'countCD' was not declared in this scope; did you mean 'countD'?
   34 |   cout << B-A+1+countCD-countC-countD << endl;
      |                 ^~~~~~~
      |                 countD
Language: Java


import java.util.*;


public class Main2 {

    private static final int INF = Integer.MAX_VALUE;

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

        System.out.println(result);

    }

    //最大公約数
    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);
    }
    private static long lcm(long m, long n) {
        return m * n / gcd(m, n);
    }
}


Compiler output:
Main.java:5: error: class Main2 is public, should be declared in a file named Main2.java
public class Main2 {
       ^
1 error
Language: Java


import java.util.*;


public class Main1 {

    private static final int INF = Integer.MAX_VALUE;

    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 num = lcm(c, d);

        long result = 0;
        long warenai = num - (num/c) - (num/d) + 1;

        long bsyou = b / num;
        long asyou = (a - 1) / num;
        long bamari = b % num;
        long aamari = a % num - 1;

        result = (bsyou - asyou) * warenai;

        long aamariwarenaicount = aamari - (aamari/c) - (aamari/d);
        long bamariwarenaicount = bamari - bamari/c - bamari/d;
        result += bamariwarenaicount;
        result -= aamariwarenaicount;

        System.out.println(result);

    }

    //最大公約数
    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);
    }
    private static long lcm(long m, long n) {
        return m * n / gcd(m, n);
    }
}


Compiler output:
Main.java:5: error: class Main1 is public, should be declared in a file named Main1.java
public class Main1 {
       ^
1 error
Language: Java


import java.util.*;


public class Main2 {

    private static final int INF = Integer.MAX_VALUE;

    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 num = lcm(c, d);

        long result = 0;
        long warenai = num - (num/c) - (num/d) + 1;

        long bsyou = b / num;
        long asyou = (a - 1) / num;
        long bamari = b % num;
        long aamari = a % num - 1;

        result = (bsyou - asyou) * warenai;

        long aamariwarenaicount = aamari - (aamari/c) - (aamari/d);
        long bamariwarenaicount = bamari - bamari/c - bamari/d;
        result += bamariwarenaicount;
        result -= aamariwarenaicount;

        System.out.println(result);

    }

    //最大公約数
    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);
    }
    private static long lcm(long m, long n) {
        return m * n / gcd(m, n);
    }
}


Compiler output:
Main.java:5: error: class Main2 is public, should be declared in a file named Main2.java
public class Main2 {
       ^
1 error
Language: Java

import java.util.Scanner;

public class A_Security {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		long num_min=scan.nextLong();
		long num_max=scan.nextLong();
		long num_a=scan.nextLong();
		long num_b=scan.nextLong();

		int cnt = 0;

		for(long i = num_min ;i <= num_max ; i++ ) {
			if(i%num_a !=0 && i%num_b !=0 ) {
				cnt++;
			}
		}
		System.out.println(cnt);
		return;
	}
}

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

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;


class maki {
	static long gcd(long x,long y){
    	if(y==0){
    		return x;
    	}
    	return gcd(y,x%y);
    }
    static void Main(string[] args) {
        var cin=Console.ReadLine().Split().Select(long.Parse).ToArray();
        //int n = int.Parse(Console.ReadLine());
        //string s=Console.ReadLine();
 
        long a=cin[0];
        long b=cin[1];
        long c=cin[2];
        long d=cin[3];
        long e=c*d/gcd(c,d);
        a--;

        long ans= b-((b/c)+(b/d)-(b/e));
        ans-= a-((a/c)+(a/d)-(a/e));
        Console.WriteLine(ans);
    }
}


Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System;
      |       ^~~~~~
a.cc:2:7: error: expected nested-name-specifier before 'System'
    2 | using System.Collections.Generic;
      |       ^~~~~~
a.cc:3:7: error: expected nested-name-specifier before 'System'
    3 | using System.Linq;
      |       ^~~~~~
a.cc:4:7: error: expected nested-name-specifier before 'System'
    4 | using System.Threading.Tasks;
      |       ^~~~~~
a.cc:14:22: error: 'string' has not been declared
   14 |     static void Main(string[] args) {
      |                      ^~~~~~
a.cc:14:31: error: expected ',' or '...' before 'args'
   14 |     static void Main(string[] args) {
      |                               ^~~~
a.cc:30:2: error: expected ';' after class definition
   30 | }
      |  ^
      |  ;
a.cc: In static member function 'static void maki::Main(int*)':
a.cc:15:9: error: 'var' was not declared in this scope
   15 |         var cin=Console.ReadLine().Split().Select(long.Parse).ToArray();
      |         ^~~
a.cc:19:16: error: 'cin' was not declared in this scope
   19 |         long a=cin[0];
      |                ^~~
a.cc:28:9: error: 'Console' was not declared in this scope
   28 |         Console.WriteLine(ans);
      |         ^~~~~~~
Language: C++

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

using namespace std;
long long euclid(long long c, long long d);

int main() {
  long long a,b,c,d,total;
  cin >> a >> b >> c >> d;
  num = a;
  long long e = (c*d)/euclid(c,d);
  cout << e << endl;
  cout <<  b/c << b/d << (a-1)/c << (a-1)/d << b/e << (a-1)/e << endl;

  total = b/c - (a-1)/c + b/d - (a-1)/d;
  total -= (b/e - (a-1)/e);
  cout << b - a - total +1 << endl;

}

long long euclid(long long c, long long d){
    long long mx = max(c,d);
    long long mi = min(c,d);
    long long tmp=0;
    while(mi > 0){
        tmp = mx % mi;
        if(tmp==0){
            return mi;
        } else{
            mx = mi;
            mi = tmp;
        }
    }
    return 1;
} 


Compiler output:
a.cc: In function 'int main()':
a.cc:11:3: error: 'num' was not declared in this scope; did you mean 'enum'?
   11 |   num = a;
      |   ^~~
      |   enum
Language: C++

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

using namespace std;
long long euclid(long, long);

int main() {
  long long a,b,c,d,total,num,i,j;
  cin >> a >> b >> c >> d;
  num = a;
  long long e = (c*d)/euclid(c,d);
  //cout << e << endl;
  //cout <<  b/c << b/d << (a-1)/c << (a-1)/d << b/e << (a-1)/e << endl;

  total = b/c + b/d - (a-1)/c - (a-1)/d - (b/e + (a-1)/e);
  cout << b - a - total +1 << endl;

}

long long euclid(long long c, long long d){
    long long mx = max(c,d);
    long long mi = min(c,d);
    long long tmp=0;
    while(mi > 0){
        tmp = mx % mi;
        if(tmp==0){
            return mi;
        } else{
            mx = mi;
            mi = tmp;
        }
    }
    return 1;
} 


Compiler output:
/usr/bin/ld: /tmp/ccQOWXfk.o: in function `main':
a.cc:(.text+0x7b): undefined reference to `euclid(long, long)'
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>
main(){long long a,b,c,d,l;std::cin>>a>>b>>c>>d;a--,l=c/__gcd(c,d)*d;std::cout<<b-a+a/c-b/c+a/d-b/d+b/l-a/l;}

Compiler output:
a.cc:2:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    2 | main(){long long a,b,c,d,l;std::cin>>a>>b>>c>>d;a--,l=c/__gcd(c,d)*d;std::cout<<b-a+a/c-b/c+a/d-b/d+b/l-a/l;}
      | ^~~~
a.cc: In function 'int main()':
a.cc:2:57: error: '__gcd' was not declared in this scope
    2 | main(){long long a,b,c,d,l;std::cin>>a>>b>>c>>d;a--,l=c/__gcd(c,d)*d;std::cout<<b-a+a/c-b/c+a/d-b/d+b/l-a/l;}
      |                                                         ^~~~~
a.cc:2:57: note: suggested alternatives:
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h:1137:5: note:   'std::__gcd'
 1137 |     __gcd(_EuclideanRingElement __m, _EuclideanRingElement __n)
      |     ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:58:
/usr/include/c++/14/numeric:134:5: note:   'std::__detail::__gcd'
  134 |     __gcd(_Tp __m, _Tp __n)
      |     ^~~~~
Language: C

#include<stdio.h>
#include<math.h>
int main(){
  unsigned long long int in1,in2,in3,in4,r,a,b,lcm,sum = 0;
  scanf("%lld %lld %lld %lld",&in1 ,&in2 ,&in3 ,&in4);
  //sum = in2 - in1 + 1;
  
  if(in3 < in4){
    a = in4; b = in3;
  }else{
    b = in4; a = in3;
  }
  
  sum += (in2 - in1 + 1) - (in2/in3) + (in1 - 1)/in3) - (in2/in4) + (in1 + 1)/in4));
  
  r = a % b;
  while(r != 0){
    a = b;
    b = r;
    r = a % b;
  }
  
  lcm = in3 * in4 / b;
  sum += (in2/lcm) - (in1 - 1)/lcm;
  
  printf("%llu\n",sum);

  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:14:53: error: expected ';' before ')' token
   14 |   sum += (in2 - in1 + 1) - (in2/in3) + (in1 - 1)/in3) - (in2/in4) + (in1 + 1)/in4));
      |                                                     ^
      |                                                     ;
main.c:14:53: error: expected statement before ')' token
main.c:14:82: error: expected ';' before ')' token
   14 |   sum += (in2 - in1 + 1) - (in2/in3) + (in1 - 1)/in3) - (in2/in4) + (in1 + 1)/in4));
      |                                                                                  ^
      |                                                                                  ;
main.c:14:82: error: expected statement before ')' token
main.c:14:83: error: expected statement before ')' token
   14 |   sum += (in2 - in1 + 1) - (in2/in3) + (in1 - 1)/in3) - (in2/in4) + (in1 + 1)/in4));
      |                                                                                   ^
Language: C++

# C
def gcd(a,b):
    if a<b: a,b = b,a
    r = a % b
    while(r!=0):
        a,b = b,r
        r = a%b
    return b

def nonDivided(n,s,t):
    if not n > 0:
        return 0
    else:
        lcm = int(s/gcd(s,t)*t)
        return n-n//s-n//t+n//lcm

if __name__=='__main__':
    A,B,C,D = map(int,input().split())
    print(nonDivided(B,C,D)-nonDivided(A-1,C,D))

Compiler output:
a.cc:1:3: error: invalid preprocessing directive #C
    1 | # C
      |   ^
a.cc:17:14: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
   17 | if __name__=='__main__':
      |              ^~~~~~~~~~
a.cc:2:1: error: 'def' does not name a type
    2 | def gcd(a,b):
      | ^~~
Language: C++

e = list(map(int,input().split()))
a,b,c,d = e

def gcd(x,y):
    while y !=0:
        x,y = y,x%y
    return x

def sums(x):
    S1 = x//c
    S2 = x//d
    S3 = x// (c*d//gcd(c,d))
    return x - S1 - S2 + S3


print(sums(b)-sums(a-1))

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

#include <iostream>
using namespace std;
long long gcd(int a,int b){
  if(a%b==0)return b;
  else return gcd(b,a%b);
}
int main(){
  long long a,b,c,d;cin>>a>>b>>c>>d;
  long long cwr = (b-a)/c;
  //12 42 6 -> 5
  if((b%c==0 || a%c==0)&&b-a<c)cwr++;
  else if(a%c==0 && b%c==0)cwr++;
  long long dwr = (b-a)/d;
  if((b%d==0 || a%d==0)&&b-a<d)dwr++;
  else if(a%d==0&&b%d==0)dwr++;
  long long g = d*c/gcd(c,d);
  long long ewr = (b-a)/g;
  if((b%g==0 || a%g==0)&&b-a<g)gwr++;
  else if(a%g==0&&b%g==0)ewr++;
  //cout << (b-a+1) << "-" << cwr << "-" << dwr << "+" << ewr << endl;
  cout << (b-a+1)-cwr-dwr+ewr << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:32: error: 'gwr' was not declared in this scope; did you mean 'ewr'?
   18 |   if((b%g==0 || a%g==0)&&b-a<g)gwr++;
      |                                ^~~
      |                                ewr
Language: C++

from math import gcd
def lcm( x, y):
    return (x*y)//gcd(x,y)
a,b,c,d=map(int,input().split())
C =b//c-a//c
D= b//d-a//d
EX=  lcm(c,d)
EX=b//EX-a//EX
print(b-a+1-(C+D)+EX)

Compiler output:
a.cc:1:1: error: 'from' does not name a type
    1 | from math import gcd
      | ^~~~
Language: C++

#include <iostream>
using namespace std;

int main()
{
    long long a, b, c, d, m, n;
    cin >> a >> b >> c >> d;
    if (c < d) {
        m = d;
        n = c;
    } else {
        m = c;
        n = d;
    }
    while (m % n != 0) {
        int a = n;
        n = m % n;
        m = a;
    }
        
    int lcm = c * d / n;
    a -= (a / c + a / d) - (a / lcm);
    b -= (b / c + b / d) - (b / lcm)

    cout << b - (a - 1) << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:37: error: expected ';' before 'cout'
   23 |     b -= (b / c + b / d) - (b / lcm)
      |                                     ^
      |                                     ;
   24 | 
   25 |     cout << b - (a - 1) << endl;
      |     ~~~~
Language: Java

import java.util.Scanner;

public class Main {
	static long gcd(long a,long b){ return b==(long)0 ? gcd(b,a%b) : a; }
	static long lcm(long a,long b){ return a==(long)0 / gcd(a,  b) * b; }
		
	
	public static void main(String[] args) {
		Scanner scn = new Scanner(System.in);
		long A = scn.nextLong();
		long B = scn.nextLong();
		long C = scn.nextLong();
		long D = scn.nextLong();
		long ans = B - A + 1;
		long ansC = 0, ansD = 0, ansCD = 0;
		long CD = lcm(C,D);
		if (A == B) {
			System.out.println((A % C == 0) || (A % D == 0) ? 0 : 1);
		} else {
			if (C == D) {
				if (C <= B) {
					if (A % C == 0) {
						ansC = (B - A) / C + 1;
					} else {
						ansC = (B - (A + (C - A % C))) / C + 1;
					}
				}
			} else {
				if (C <= B) {
					if (A % C == 0) {
						ansC = (B - A) / C + 1;
					} else {
						ansC = (B - (A + (C - A % C))) / C + 1;
					}
				}
				if (D <= B) {
					if (A % D == 0) {
						ansD = (B - A) / D + 1;
					} else {
						ansD = (B - (A + (D - A % D))) / D + 1;
					}
				}
				if (CD <= B) {
					if (A % (CD) == 0) {
						ansCD = (B - A) / (CD) + 1;
					} else {
						ansCD = (B - (A + ((CD) - A % (CD)))) / (CD) + 1;
					}
				}
			}
			System.out.println(ans + ansCD - ansC - ansD);
		}
	}
}


Compiler output:
Main.java:5: error: incompatible types: boolean cannot be converted to long
	static long lcm(long a,long b){ return a==(long)0 / gcd(a,  b) * b; }
	                                        ^
1 error
Language: C

#include<stdio.h>
 
int main(){
 
    unsigned long a,b,c,d;
    scanf("%ld %ld %ld %ld",&a,&b,&c,&d);
    
    unsigned long count=0;
    long x=c*d;
    
 
    long r = d % c;
    while(r!=0){
        d=c;b-a+1
        c=r;
        r=d%c;
    }
 
    count += b-a+1+(b/(x/c))-((a-1)/(x/c));
    count -= (b/c)-((a-1)/c)+(b/d)-((a-1)/d);    
    printf("%ld\n",count);
 
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:14:18: error: expected ';' before 'c'
   14 |         d=c;b-a+1
      |                  ^
      |                  ;
   15 |         c=r;
      |         ~
Language: Java

import java.util.Scanner;

public class Main {
	long gcd(long a,long b){ return b==0 ? gcd(b,a%b) : a; }
	long lcm(long a,long b){ return a==0 / gcd(a,  b) * b; }
		
	
	public static void main(String[] args) {
		Scanner scn = new Scanner(System.in);
		long A = scn.nextLong();
		long B = scn.nextLong();
		long C = scn.nextLong();
		long D = scn.nextLong();
		long ans = B - A + 1;
		long ansC = 0, ansD = 0, ansCD = 0;
		long CD = lcm(C,D);
		if (A == B) {
			System.out.println((A % C == 0) || (A % D == 0) ? 0 : 1);
		} else {
			if (C == D) {
				if (C <= B) {
					if (A % C == 0) {
						ansC = (B - A) / C + 1;
					} else {
						ansC = (B - (A + (C - A % C))) / C + 1;
					}
				}
			} else {
				if (C <= B) {
					if (A % C == 0) {
						ansC = (B - A) / C + 1;
					} else {
						ansC = (B - (A + (C - A % C))) / C + 1;
					}
				}
				if (D <= B) {
					if (A % D == 0) {
						ansD = (B - A) / D + 1;
					} else {
						ansD = (B - (A + (D - A % D))) / D + 1;
					}
				}
				if (CD <= B) {
					if (A % (CD) == 0) {
						ansCD = (B - A) / (CD) + 1;
					} else {
						ansCD = (B - (A + ((CD) - A % (CD)))) / (CD) + 1;
					}
				}
			}
			System.out.println(ans + ansCD - ansC - ansD);
		}
	}
}


Compiler output:
Main.java:5: error: incompatible types: boolean cannot be converted to long
	long lcm(long a,long b){ return a==0 / gcd(a,  b) * b; }
	                                 ^
Main.java:16: error: non-static method lcm(long,long) cannot be referenced from a static context
		long CD = lcm(C,D);
		          ^
2 errors
Language: C++

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

int main() {
    int a, b, c, d;
	cin >> a >> b >> c >> d;
	int ans = 0;
	for (int aa = a; aa <= b; aa++) {
		if (aa % c != 0 aa % d != 0) ans++;
	}
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:32: error: expected ')' before 'aa'
    9 |                 if (aa % c != 0 aa % d != 0) ans++;
      |                    ~           ^~~
      |                                )
Language: Java

import java.util.Scanner;

public class Main {
	long gcd(long a,long b){ return b ? gcd(b,a%b) : a; }
	long lcm(long a,long b){ return a / gcd(a,  b) * b; }
		
	
	public static void main(String[] args) {
		Scanner scn = new Scanner(System.in);
		long A = scn.nextLong();
		long B = scn.nextLong();
		long C = scn.nextLong();
		long D = scn.nextLong();
		long ans = B - A + 1;
		long ansC = 0, ansD = 0, ansCD = 0;
		long CD = lcm(C,D);
		if (A == B) {
			System.out.println((A % C == 0) || (A % D == 0) ? 0 : 1);
		} else {
			if (C == D) {
				if (C <= B) {
					if (A % C == 0) {
						ansC = (B - A) / C + 1;
					} else {
						ansC = (B - (A + (C - A % C))) / C + 1;
					}
				}
			} else {
				if (C <= B) {
					if (A % C == 0) {
						ansC = (B - A) / C + 1;
					} else {
						ansC = (B - (A + (C - A % C))) / C + 1;
					}
				}
				if (D <= B) {
					if (A % D == 0) {
						ansD = (B - A) / D + 1;
					} else {
						ansD = (B - (A + (D - A % D))) / D + 1;
					}
				}
				if (CD <= B) {
					if (A % (CD) == 0) {
						ansCD = (B - A) / (CD) + 1;
					} else {
						ansCD = (B - (A + ((CD) - A % (CD)))) / (CD) + 1;
					}
				}
			}
			System.out.println(ans + ansCD - ansC - ansD);
		}
	}
}


Compiler output:
Main.java:4: error: incompatible types: long cannot be converted to boolean
	long gcd(long a,long b){ return b ? gcd(b,a%b) : a; }
	                                ^
Main.java:16: error: non-static method lcm(long,long) cannot be referenced from a static context
		long CD = lcm(C,D);
		          ^
2 errors
Language: C

#include<stdio.h>
#include<math.h>
int main(){
  unsigned long long int in1,in2,in3,in4,r,a,b,lcm;
  scanf("%lld %lld %lld %lld",&in1 ,&in2 ,&in3 ,&in4);
  
  if(in3 < in4){
    a = in4; b = in3;
  }else{
    b = in4; a = in3;
  }
  r = a % b;
  while(r != 0){
    a = b;
    b = r;
    r = a % b;
  }
  
  lcm = in3 * in4 / b;
  in2 -= in1;
  printf("%llu\n",in2 + in2/lcm - in2 / in3 - in2 / in4 );
 
  return 0;
}
#include<stdio.h>
#include<math.h>
int main(){
  unsigned long long int in1,in2,in3,in4,r,a,b,lcm;
  scanf("%lld %lld %lld %lld",&in1 ,&in2 ,&in3 ,&in4);
  
  if(in3 < in4){
    a = in4; b = in3;
  }else{
    b = in4; a = in3;
  }
  r = a % b;
  while(r != 0){
    a = b;
    b = r;
    r = a % b;
  }
  
  lcm = in3 * in4 / b;
  in2 -= in1 - 1;
  printf("%llu\n",in2 + in2/lcm - in2 / in3 - in2 / in4 );

  return 0;
}

Compiler output:
main.c:27:5: error: redefinition of 'main'
   27 | int main(){
      |     ^~~~
main.c:3:5: note: previous definition of 'main' with type 'int()'
    3 | int main(){
      |     ^~~~