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

#include <iostream>
#include <string>
#define FOR(i, n) for(int i = 0;i <n;i++)
#define RFOR(i, n) for(int i = n;i >= 0;i--)
#define REP(i, m, n) for(int i = m;i < n;i++)
#define RREP(i, m, n) for(int i = m;i >= n;i--)
#define INF 999999999

using namespace std;
int main(int argc, char const *argv[])
{
  int a,b,c;
  double x;
  c = 0;
  cin >>a>>b>>x;
  REP(i,a,b+1)
  {
    if(i%x == 0 )
    c++;  
  }
  cout<<c<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main(int, const char**)':
a.cc:18:9: error: invalid operands of types 'int' and 'double' to binary 'operator%'
   18 |     if(i%x == 0 )
      |        ~^~
      |        | |
      |        | double
      |        int
Language: C++


#include<string>
using namespace std;
int main(){
long int a,b,x;
 cin >> a >> b >> x;
 long int  aa, bb;
 aa = a /x;
 bb = b / x;
 if (a%x==0){
   aa--;
 }
 cout << bb - aa << endl;
 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:2: error: 'cin' was not declared in this scope
    6 |  cin >> a >> b >> x;
      |  ^~~
a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include<string>
  +++ |+#include <iostream>
    3 | using namespace std;
a.cc:13:2: error: 'cout' was not declared in this scope
   13 |  cout << bb - aa << endl;
      |  ^~~~
a.cc:13:2: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:13:21: error: 'endl' was not declared in this scope
   13 |  cout << bb - aa << endl;
      |                     ^~~~
a.cc:3:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    2 | #include<string>
  +++ |+#include <ostream>
    3 | using namespace std;
Language: C++

#include<iostream>
#include<cstdio>
#include<cstring>
#include<cmath>
using namespace std;
#define f(i,a,b,1) for(int i=a;i<=b;i++)
#define f(i,a,b,-1) for(int i=a;i>=b;i--)
int main()
{
	int a,b,x,ans=0;
	cin>>a>>b>>x;
	f(i,a,b,1)
	{	if(i%x==0) ans++;}
	cout<<ans<<endl;return 0;
}

Compiler output:
a.cc:6:17: error: expected parameter name, found "1"
    6 | #define f(i,a,b,1) for(int i=a;i<=b;i++)
      |                 ^
a.cc:7:17: error: expected parameter name, found "-"
    7 | #define f(i,a,b,-1) for(int i=a;i>=b;i--)
      |                 ^
a.cc: In function 'int main()':
a.cc:12:11: error: 'i' was not declared in this scope
   12 |         f(i,a,b,1)
      |           ^
a.cc:12:9: error: 'f' was not declared in this scope
   12 |         f(i,a,b,1)
      |         ^
Language: C++

#include <cstdio>
int main()
{	
	long long int a,b,x,s=0,i;
	scanf("%lld %lld %lld",&a,&b,&x);
	i=b;
	while(i<=b&&i>=a)
	{	
		if(i%x!=0){i--;}
		else{
		s=(i/d);}
		}
	printf("%lld",s);
	return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: 'd' was not declared in this scope
   11 |                 s=(i/d);}
      |                      ^
Language: C++

#include <cstdio>
int main()
{	
	long long int a,b,x,s=0,i;
	scanf("%lld %lld %lld",&a,&b,&x);
	i=(a+b)/2;
	while(i<=b&&i>=a)
	{	
		if(i%x!=0){i--;}
		else{
		s=(i/d);}
		}
	printf("%lld",s);
	return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: 'd' was not declared in this scope
   11 |                 s=(i/d);}
      |                      ^
Language: C++

#include <cstdio>

int main()
{	
	int a=0,b=0,x=0,i=0,s=0;
	scanf("%d %d %d",&a,&b,&x);
	if(i%x!=0)
	{i++;}
	for(i=a&&s=o;a<=i&&i<=b&&i%x==0;i++,s++)
	printf("%d",s);
	return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:20: error: 'o' was not declared in this scope
    9 |         for(i=a&&s=o;a<=i&&i<=b&&i%x==0;i++,s++)
      |                    ^
Language: C++

#include<bits/stdc++.h>
int main() {
	int a, b, x;
	cin >> a >> b >> x;
	
	int A, B, ans;
	A = a / x;
	B = b / x;
	ans = B - A;
	if (a%x == 0) {
		ans++;
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    4 |         cin >> a >> b >> x;
      |         ^~~
      |         std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:13:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   13 |         cout << ans << endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:13:24: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   13 |         cout << ans << endl;
      |                        ^~~~
      |                        std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <stdio.h>
int main()
{
long long a,b,x,m,n;
    scanf ("%lld %lld %lld",&a,&b,&x);
     m = (a-1)/x;
     n = b/x;
     printf ("%lld\n",n-m);*/
	return 0;
	}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:29: error: expected primary-expression before '/' token
    8 |      printf ("%lld\n",n-m);*/
      |                             ^
a.cc:9:9: error: expected primary-expression before 'return'
    9 |         return 0;
      |         ^~~~~~
Language: C++

#include <cstdio>

int main()
{	
	int a=0,b=0,x=0,i=0,s=0;
	scanf("%d %d %d",&a,&b,&x);
	i=a;
	s=0;
	while(a<=i&&i<=b){
		if(i%x==0)
		{i++;
		s++;}
		else {i++;}
	}
	printf("%d",s);
	r

Compiler output:
a.cc: In function 'int main()':
a.cc:16:9: error: 'r' was not declared in this scope
   16 |         r
      |         ^
a.cc:16:10: error: expected '}' at end of input
   16 |         r
      |          ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include <cstdio>

int main()
{	
	int a,b,x,i,s=0;
	scanf("%d %d %d",&a,&b,&x);
	i=a;
	s=0;
	while(a<=i&&i<=b){
		if(i%x==0)
		{i++;
		s++;}
		else {i++;}
	}
	printf("%d",s);
	r

Compiler output:
a.cc: In function 'int main()':
a.cc:16:9: error: 'r' was not declared in this scope
   16 |         r
      |         ^
a.cc:16:10: error: expected '}' at end of input
   16 |         r
      |          ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

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

long long a, b, x, cnt = 0;

int main() {
  cin >> a >> b >> x;
  cout << b / x - max(0, (a - 1)) / x << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:22: error: no matching function for call to 'max(int, long long int)'
    8 |   cout << b / x - max(0, (a - 1)) / x << endl;
      |                   ~~~^~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:8:22: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
    8 |   cout << b / x - max(0, (a - 1)) / x << endl;
      |                   ~~~^~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:8:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    8 |   cout << b / x - max(0, (a - 1)) / x << endl;
      |                   ~~~^~~~~~~~~~~~
Language: C++

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

int main(){　
  long long int a,b,x;
  cin >>a>>b>>x;
  cout <<b/x-(a-1)/x <<endl;
}

Compiler output:
a.cc:4:12: error: extended character 　 is not valid in an identifier
    4 | int main(){　
      |            ^
a.cc: In function 'int main()':
a.cc:4:12: error: '\U00003000' was not declared in this scope
    4 | int main(){　
      |            ^~
a.cc:6:9: error: 'a' was not declared in this scope
    6 |   cin >>a>>b>>x;
      |         ^
a.cc:6:12: error: 'b' was not declared in this scope
    6 |   cin >>a>>b>>x;
      |            ^
a.cc:6:15: error: 'x' was not declared in this scope
    6 |   cin >>a>>b>>x;
      |               ^
Language: C++

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

inline ll f(ll n)
{
	if(-1==n)
	{
		return 0;
	}
	else
	{
		return n/x+1; 
	}
} 
int main()
{
	ll a,b,x;
	cin>>a>>b>>x;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'll f(ll)':
a.cc:13:26: error: 'x' was not declared in this scope
   13 |                 return n/x+1;
      |                          ^
Language: C++

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

inline f(ll n)
{
	if(-1==n)
	{
		return 0;
	}
	else
	{
		return n/x+1; 
	}
} 
int main()
{
	ll a,b,x;
	cin>>a>>b>>x;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}

Compiler output:
a.cc:5:8: error: ISO C++ forbids declaration of 'f' with no type [-fpermissive]
    5 | inline f(ll n)
      |        ^
a.cc: In function 'int f(ll)':
a.cc:13:26: error: 'x' was not declared in this scope
   13 |                 return n/x+1;
      |                          ^
Language: C++

#include <iostream>
using namespace std;
typedef long long ll;
ll a,b,x;
inline f(ll n)
{
	if(-1==n)
	{
		return 0;
	}
	else
	{
		return n/x+1; 
	}
} 
int main()
{
	cin>>a>>b>>x;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}

Compiler output:
a.cc:5:8: error: ISO C++ forbids declaration of 'f' with no type [-fpermissive]
    5 | inline f(ll n)
      |        ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long a,b,x;
inline long long f(long long n) {
	if(-1==n){
		return 0;
	}else{
		return n/x+1;
	}
	
}
int main(){
	cin>>a>>b>>c;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:20: error: 'c' was not declared in this scope
   13 |         cin>>a>>b>>c;
      |                    ^
Language: C++

#include <iostream>
using namespace std;
typedef long long ll;
ll f(ll n)
{
	if(-1==n)
	{
		return 0;
	}
	else
	{
		return n/x+1; 
	}
} 
int main()
{
	int a,b,x;
	cin>>a>>b>>x;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'll f(ll)':
a.cc:12:26: error: 'x' was not declared in this scope
   12 |                 return n/x+1;
      |                          ^
Language: C++

#include <iostream>
using namespace std;
typedef long long ll;
ll f(ll n)
{
	if(-1==n){
		return 0;
	}else{
		return n/x+1;
	}
} 
int main()
{
	cin>>a>>b>>x;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'll f(ll)':
a.cc:9:26: error: 'x' was not declared in this scope
    9 |                 return n/x+1;
      |                          ^
a.cc: In function 'int main()':
a.cc:14:14: error: 'a' was not declared in this scope
   14 |         cin>>a>>b>>x;
      |              ^
a.cc:14:17: error: 'b' was not declared in this scope
   14 |         cin>>a>>b>>x;
      |                 ^
a.cc:14:20: error: 'x' was not declared in this scope
   14 |         cin>>a>>b>>x;
      |                    ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
inline ll f(ll n){
	if(-1==n){
		return 0;
	}else{
		return n/x+1
	}
}
int main(){
	ull a,b,x;
	cin>>a>>b>>x;
	cout<<f(b)-f(a-1)<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'll f(ll)':
a.cc:10:26: error: 'x' was not declared in this scope
   10 |                 return n/x+1
      |                          ^
a.cc:10:29: error: expected ';' before '}' token
   10 |                 return n/x+1
      |                             ^
      |                             ;
   11 |         }
      |         ~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[101]
int main(){
	int n,i,j,x,sum=0;
	cin>>n>>x;
	for(i=1;i<=n;i++)
		cin>>a[i];
	for(i=1;i<n;i++)
		for(j=2;j<=n;j++)
			if(a[j]-a[i]>xa[i]-a[j]>x) sum++;
	cout<<sum;
	return 0;
}


Compiler output:
a.cc:4:1: error: expected initializer before 'int'
    4 | int main(){
      | ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
int main(){
	ull a,b,x;
	if(b%x==0&&a%x==0)
		cout<<(b-a)/x+1;
		return 0;
	}
    cout<<(b-a)/x+(a-b)/x;
	return 0;

}

Compiler output:
a.cc:12:5: error: 'cout' does not name a type
   12 |     cout<<(b-a)/x+(a-b)/x;
      |     ^~~~
a.cc:13:9: error: expected unqualified-id before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:15:1: error: expected declaration before '}' token
   15 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
int main(){
	ull a,b,x;
	if((b-a)%x==0){
		cout<<(b-a)/c+1;
		return 0;
	}
    cout<<(b-a)/x;
	return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:29: error: 'c' was not declared in this scope
    9 |                 cout<<(b-a)/c+1;
      |                             ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
int main(){
	ull a,b,x;
    cout<<(a-b)/x;
	return 0;



Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: expected '}' at end of input
    9 |         return 0;
      |                  ^
a.cc:6:11: note: to match this '{'
    6 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
int main(){
	ull a,b,x;
	if((a-b)%x==0){
		cout<<(a-b)/x;
		return 0;
	}
	else cout<<(a-b)/x;
	return 0;



Compiler output:
a.cc: In function 'int main()':
a.cc:13:18: error: expected '}' at end of input
   13 |         return 0;
      |                  ^
a.cc:6:11: note: to match this '{'
    6 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <cstring>
#include <algorithm>
#include <vector>
using namespace std;
int main(void){
long long a,b,x;
cin>>a>>b>>x;
long long ans=0;
if(b-a>=x) {
    if(a%x==0) {ans=b/x-a/x+1;}
    else {ans=b/x-a/x;}
}
else {
    if(a/x==b/x&&a%x!=0&&b%x!=0) ans=0;
    else ans=1;
}
}
cout<<ans;
return 0;
}


Compiler output:
a.cc:19:1: error: 'cout' does not name a type
   19 | cout<<ans;
      | ^~~~
a.cc:20:1: error: expected unqualified-id before 'return'
   20 | return 0;
      | ^~~~~~
a.cc:21:1: error: expected declaration before '}' token
   21 | }
      | ^
Language: C++

#include <iostream>
#include <cstring>
#include <algorithm>
#include <vector>
using namespace std;
int main(void){
long long a,b,x;
cin>>a>>b>>x;
long long ans=0;
if(b-a>=x) {
    if(a%x==0) {ans=b/x-a/x+1;}
    else {ans=b/x-a/x;}
}
else {for(int i=a;i<=b;i++){
    if(i%x==0) ans++;
}
cout<<ans;
return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:19:2: error: expected '}' at end of input
   19 | }
      |  ^
a.cc:6:15: note: to match this '{'
    6 | int main(void){
      |               ^
Language: C++

#include<bits/stdc++.h>
using ll  = long long;
#define int ll
#define rep(i,n) for(int i=0;i<n;i++)
#define loop(i,s,n) for(int i=s;i<n;i++)
#define erep(e,v) for(auto && e :v)
#define all(in) in.begin(), in.end()
#define MP make_pair
#define INF (sizeof(int) == 4 ? (int)1e9:(int)1e18)
#define EPS 0.0000000001
using namespace std;
template<class T, class S> void cmin(T &a, const S &b) { if (a > b)a = b; }
template<class T, class S> void cmax(T &a, const S &b) { if (a < b)a = b; }
template<typename Head, typename Value> auto vectors(const Head &head, const Value &v) { return vector<Value>(head, v); }
template<typename Head, typename... Tail> auto vectors(Head x, Tail... tail) { auto inner = vectors(tail...); return vector<decltype(inner)>(x, inner); }
template<class T> void join(T a){for(auto itr :a){if(itr != *a.begin())cout << " "; cout << itr;} }
using ld  = long double;
using pii = pair<int,int>;
using piii = pair<int,pii>;
int W,H;
int dx[]={0,0,1,-1}, dy[]={1,-1,0,0};
bool valid(int x,int y){return (0<=x&&x<W)&&(0<=y&&y<H);}
signed main(){
    int a,b,x;cin>>a>>b>>x;
    cout << (b/x-a/x+(a%x?0LL:1LL)<<endl;
}





Compiler output:
a.cc: In function 'int main()':
a.cc:25:35: error: invalid operands of types 'll' {aka 'long long int'} and '<unresolved overloaded function type>' to binary 'operator<<'
   25 |     cout << (b/x-a/x+(a%x?0LL:1LL)<<endl;
      |              ~~~~~~~~~~~~~~~~~~~~~^~~~~~
a.cc:25:41: error: expected ')' before ';' token
   25 |     cout << (b/x-a/x+(a%x?0LL:1LL)<<endl;
      |             ~                           ^
      |                                         )
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:6:18: error: expected ';' before '<=' token
    6 |     for(int i=a,i<=b,i++);
      |                  ^~
      |                  ;
a.cc:6:18: error: expected primary-expression before '<=' token
    6 |     for(int i=a,i<=b,i++);
      |                  ^~
a.cc:6:25: error: expected ';' before ')' token
    6 |     for(int i=a,i<=b,i++);
      |                         ^
      |                         ;
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:6:25: error: expected ';' before ')' token
    6 |     for(int i=a;i<=b,i++);
      |                         ^
      |                         ;
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:6:25: error: expected ';' before ')' token
    6 |     for(int i=a;i<=b,i++);
      |                         ^
      |                         ;
a.cc:8:8: error: 'i' was not declared in this scope
    8 |     if(i%x==0);
      |        ^
a.cc:9:19: error: 'i' was not declared in this scope
    9 |     printf("%d\n",i);
      |                   ^
Language: C

#include<stdio.h>
long long a,b,x,ans;
long long na,nb;
int main{
	scanf("%lld %lld %lld",&a,&b,&x);
	if(a>0)a--;
	na=(a-a%x)/x;nb=(b-b%x)/x;
	ans=nb-na;
	printf("%lld\n",ans);
}


Compiler output:
main.c:4:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
    4 | int main{
      |         ^
Language: C

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


Compiler output:
main.c: In function 'main':
main.c:6:17: error: expected expression before 'int'
    6 |                 int c=a,a=b,b=c;
      |                 ^~~
Language: C

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


Compiler output:
main.c: In function 'main':
main.c:6:17: error: expected expression before 'long'
    6 |                 long c=a,a=b,b=c;
      |                 ^~~~
Language: C

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


Compiler output:
main.c: In function 'main':
main.c:6:17: error: expected expression before 'long'
    6 |                 long c=a,a=b,b=c;
      |                 ^~~~
Language: C

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


Compiler output:
main.c: In function 'main':
main.c:6:17: error: expected expression before 'long'
    6 |                 long c=a,a=b,b=c;
      |                 ^~~~
main.c:11:25: error: expected ';' before 'ii'
   11 |         printf("%d",ans)ii;
      |                         ^~
      |                         ;
Language: C++

#include<iostream>
using namespace std;
int main()
{
	long a,b,x;cin>>a>>b>>x;
	cout<<b/x-a/x+!(a%x&&b%x)+a==0<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:39: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
    6 |         cout<<b/x-a/x+!(a%x&&b%x)+a==0<<endl;
      |                                      ~^~~~~~
Language: C++

#include<bits/stdc++.h>
int main()
{
    long long a,b,c,x,sum;
    cin>>a>>b>>x;
    if(a%x==0) sum=a/x;
    else sum=a/x+1;
    c=b/x;
    cout<<c-sum+1<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |     cin>>a>>b>>x;
      |     ^~~
      |     std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:9:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |     cout<<c-sum+1<<endl;
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:20: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |     cout<<c-sum+1<<endl;
      |                    ^~~~
      |                    std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

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

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

#include<iostream>
using namespace std;
int main(){
  int a,b,c;
  cin>>a>>b>>c;
  if(a==b){
    cout<<0<<endl;
  }
  else{
  cout<<1+(a/c)-(b/c)<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:2: error: expected '}' at end of input
   12 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define ll long long
#define pb(a) push_back(a)
#define INF 1000000000
using namespace std;
typedef pair<int, int> P;
typedef pair<ll, ll> LP;
typedef pair<int, P> PP;
typedef pair<ll, LP> LPP;

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

ll f(ll n, ll x){
  if(b==-1) return 0;
  return b/x + 1;
}

int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  ll a,b,x;
  cin >> a >> b >> x;
  
  cout << f(b,x) - f(a-1,x) << endl;
}


Compiler output:
a.cc: In function 'long long int f(long long int, long long int)':
a.cc:21:6: error: 'b' was not declared in this scope
   21 |   if(b==-1) return 0;
      |      ^
a.cc:22:10: error: 'b' was not declared in this scope
   22 |   return b/x + 1;
      |          ^
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
using namespace std;

int main(){
  long long a,b,x;
  cin >> a >> b >> x;

  cout << b/x - max(0,(a-1))/x << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:20: error: no matching function for call to 'max(int, long long int)'
   10 |   cout << b/x - max(0,(a-1))/x << endl;
      |                 ~~~^~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:10:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   10 |   cout << b/x - max(0,(a-1))/x << endl;
      |                 ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:10:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   10 |   cout << b/x - max(0,(a-1))/x << endl;
      |                 ~~~^~~~~~~~~
Language: C++

#include <iostream>

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

  if ( a == 0 ) std::cout << b / x + 1 << std::endl;
  else if ( b == 0 ) std::cout << 1 << std::endl;
  else std::cout << b / x - (a - 1) std::endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:36: error: expected ';' before 'std'
    9 |   else std::cout << b / x - (a - 1) std::endl;
      |                                    ^~~~
      |                                    ;
Language: C++

#include<iostream>
#include<climits>
#include<math.h>
#include<vector>
#include<algorithm>
#include<cstdio>
#include<stdio.h>
#include <string>
#include <complex>
#include <functional>
using namespace std;
typedef pair<int,int> P;
double dat[100][100];
int dp[6][1010];//動的計画法
int prime[10000001];
char str[1010][1010];
vector<pair<int,int> > pc[100001];
int ABS(int a){return max(a,-a);}
int main(){
	long long ans,a,b,x;
	cin>>a>>b>>x;
	ans=(b-a)/3;
	cout<<ans<<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:20: error: expected primary-expression before '<' token
   23 |         cout<<ans<<<endl;
      |                    ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vl;
typedef pair<int,int> P;
typedef pair<ll,ll> PL;

#define INF 1<<30
#define LINF 1ll<<60ll
#define MOD 1000000007
#define pb(a) push_back(a)

#define _overload3(_1,_2,_3,_4,name,...) name
#define _rep(i,n) _repi(i,0,n)
#define _repi(i,a,b) for(int i=a, i##_len=(b); i<i##_len; ++i)
#define _repis(i,a,b,s) for(int i=a, i##_len(b); i<i##_len; i+=s)
#define REP(...) _overload3(__VA_ARGS__,_repis,_repi,_rep,)(__VA_ARGS__)

#define REPR(i, n) for(int i = n;i >= 0;--i)
#define REPARR(i, v) for(int i = 0;i < sz(v);++i)

#define all(vec) (vec.begin()),(vec.end())
#define sz(x) ((int)(x).size())
#define bit(n) (1ll<<(n))

template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return true;}return false;}
template<class T>bool chmin(T &a,const T &b){if(a>b){a=b;return true;}return false;}

#define YES(n) cout<<((n)?"YES":"NO")<<endl
#define Yes(n) cout<<((n)?"Yes":"No")<<endl
#define yes(n) cout<<((n)?"yes":"no")<<endl
#define poss(n) cout<<((n)?"possible":"impossible")<<endl
#define Poss(n) cout<<((n)?"Possible":"Impossible")<<endl
#define POSS(n) cout<<((n)?"POSSIBLE":"IMPOSSIBLE")<<endl

inline ll f(ll a,ll x){
    if(a<0)return 0;
    return a/x+1;
}

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


Compiler output:
a.cc: In function 'int main()':
a.cc:49:12: error: too few arguments to function 'll f(ll, ll)'
   49 |     cout<<f(b)-f(a-1)<<endl;
      |           ~^~~
a.cc:41:11: note: declared here
   41 | inline ll f(ll a,ll x){
      |           ^
a.cc:49:17: error: too few arguments to function 'll f(ll, ll)'
   49 |     cout<<f(b)-f(a-1)<<endl;
      |                ~^~~~~
a.cc:41:11: note: declared here
   41 | inline ll f(ll a,ll x){
      |           ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vl;
typedef pair<int,int> P;
typedef pair<ll,ll> PL;

#define INF 1<<30
#define LINF 1ll<<60ll
#define MOD 1000000007
#define pb(a) push_back(a)

#define _overload3(_1,_2,_3,_4,name,...) name
#define _rep(i,n) _repi(i,0,n)
#define _repi(i,a,b) for(int i=a, i##_len=(b); i<i##_len; ++i)
#define _repis(i,a,b,s) for(int i=a, i##_len(b); i<i##_len; i+=s)
#define REP(...) _overload3(__VA_ARGS__,_repis,_repi,_rep,)(__VA_ARGS__)

#define REPR(i, n) for(int i = n;i >= 0;--i)
#define REPARR(i, v) for(int i = 0;i < sz(v);++i)

#define all(vec) (vec.begin()),(vec.end())
#define sz(x) ((int)(x).size())
#define bit(n) (1ll<<(n))

template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return true;}return false;}
template<class T>bool chmin(T &a,const T &b){if(a>b){a=b;return true;}return false;}

#define YES(n) cout<<((n)?"YES":"NO")<<endl
#define Yes(n) cout<<((n)?"Yes":"No")<<endl
#define yes(n) cout<<((n)?"yes":"no")<<endl
#define poss(n) cout<<((n)?"possible":"impossible")<<endl
#define Poss(n) cout<<((n)?"Possible":"Impossible")<<endl
#define POSS(n) cout<<((n)?"POSSIBLE":"IMPOSSIBLE")<<endl

inline ll f(ll a,ll x){
    if(a<0)return 0;
    return a/x+1
}

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


Compiler output:
a.cc: In function 'll f(ll, ll)':
a.cc:43:17: error: expected ';' before '}' token
   43 |     return a/x+1
      |                 ^
      |                 ;
   44 | }
      | ~                
a.cc: In function 'int main()':
a.cc:49:12: error: too few arguments to function 'll f(ll, ll)'
   49 |     cout<<f(b)-f(a-1)<<endl;
      |           ~^~~
a.cc:41:11: note: declared here
   41 | inline ll f(ll a,ll x){
      |           ^
a.cc:49:17: error: too few arguments to function 'll f(ll, ll)'
   49 |     cout<<f(b)-f(a-1)<<endl;
      |                ~^~~~~
a.cc:41:11: note: declared here
   41 | inline ll f(ll a,ll x){
      |           ^
Language: C++

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

int main(){
    long long A,B,X;
    cin>>A>>B>>X;
    cout<<B/X+1-(A?(A-1)/X+1+:0)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:30: error: expected primary-expression before ':' token
    7 |     cout<<B/X+1-(A?(A-1)/X+1+:0)<<endl;
      |                              ^
Language: C++

int main(){
    long long A,B,X;
    cin>>A>>B>>X;
    cout<<B/(X+1)-(A-1?(A-1)/(X+1):0)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
    3 |     cin>>A>>B>>X;
      |     ^~~
a.cc:4:5: error: 'cout' was not declared in this scope
    4 |     cout<<B/(X+1)-(A-1?(A-1)/(X+1):0)<<endl;
      |     ^~~~
a.cc:4:40: error: 'endl' was not declared in this scope
    4 |     cout<<B/(X+1)-(A-1?(A-1)/(X+1):0)<<endl;
      |                                        ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(int argc, char const *argv[])
{
    long long int a,b,c;
    cin>>a>>b>>c;
    long long int ret  =b/c;
    long long int ret2 = max(0LL,a-1LL)/x;
    if (a==0) {
        ret++;

    }
    ret-=ret2;
    cout<<ret<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main(int, const char**)':
a.cc:8:41: error: 'x' was not declared in this scope
    8 |     long long int ret2 = max(0LL,a-1LL)/x;
      |                                         ^
Language: C++

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

int main() {
  int a,b,x;
  cin>>a>>b>>x;
  cout<<b/x-(a-1)/x
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:20: error: expected ';' before 'return'
    7 |   cout<<b/x-(a-1)/x
      |                    ^
      |                    ;
    8 |   return 0;
      |   ~~~~~~
Language: C++

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

int main(){
  long long a,b,c;
  cin>>a>>b>>c;
  if(a==0){
    cout<<b/c<<endl;
  }else{
    cout<<-((a-1)/c)+b/c<<endl;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:11:4: error: expected '}' at end of input
   11 |   }
      |    ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

a, b, x = map(int, input().split())
num = 0
for t in range(a, b + 1):
    if t % x == 0:
        num += 1
print(num)

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

#include<queue>
#include<cstdio>
#include<cstring>
#include<iostream>
#include<algorithm>
using namespace std;
int main()
{
	cin>>a>>b>>c;
	cout<<b/c-a/c+1;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:14: error: 'a' was not declared in this scope
    9 |         cin>>a>>b>>c;
      |              ^
a.cc:9:17: error: 'b' was not declared in this scope
    9 |         cin>>a>>b>>c;
      |                 ^
a.cc:9:20: error: 'c' was not declared in this scope
    9 |         cin>>a>>b>>c;
      |                    ^
Language: C++

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

int main(){
  unsigned long i=0,a,b,c;
  cin>>a>>b>>c;
  while(b+1-a){
    i+=(a%c=0);
    a++;
  }
  cout<<i<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: lvalue required as left operand of assignment
    8 |     i+=(a%c=0);
      |         ~^~
Language: C++

#include<iostream>
#include<algorithm>
#include<vector>
#include<string>
using namespace std;
typedef long long lng;
#define UP(i,a,b) for(int i=(a); i<=(b); ++i)
#define DOWN(i,b,a) for(int i=(b); i>=(a); --i)
#define REP(i,n) UP(i,0,n-1)
#define ALL(a) (a).begin(), (a).end()
#define UNIQUE(a) a.erase(unique(ALL(a)), a.end()) //NOTE: <a> must be sorted in advance

lng power(lng b, lng n) {lng sol=1; while(n>0) {if(n&1) {sol=sol*b;} n>>=1; b*= b;} return sol;} //calculate b^n

const int MOD = 1000000007; //10^9+7


/*********** variables ************/

/**********************************/

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    lng a,b,x;
    cin >> a >> b >> x;
    cout << b/x-max(a-1,0)/x << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:20: error: no matching function for call to 'max(lng, int)'
   27 |     cout << b/x-max(a-1,0)/x << endl;
      |                 ~~~^~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:27:20: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   27 |     cout << b/x-max(a-1,0)/x << endl;
      |                 ~~~^~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:27:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   27 |     cout << b/x-max(a-1,0)/x << endl;
      |                 ~~~^~~~~~~
Language: C++

#include <bits/stdc++.h> using namespace std; int main() { 	long long int a, b, x; 	cin >> a >> b >> x; 	long long int m = b - a; 	long long int r1 = m % x; 	long long int r2 = (x - b % x) + (a % x); 	if(r1 >= r2 || b % x == 0 || a % x == 0){ 		cout << m / x + 1 << endl; 	} 	else{ 		cout << m / x << endl; 	} }


Compiler output:
a.cc:1:26: warning: extra tokens at end of #include directive
    1 | #include <bits/stdc++.h> using namespace std; int main() {      long long int a, b, x;  cin >> a >> b >> x;     long long int m = b - a;        long long int r1 = m % x;       long long int r2 = (x - b % x) + (a % x);       if(r1 >= r2 || b % x == 0 || a % x == 0){               cout << m / x + 1 << endl;      }       else{           cout << m / x << endl;  } }
      |                          ^~~~~
/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;

int main() {
	long long int a, b, x;
	cin >> a >> b >> x;
	if(b - a + 1 == x){
		cout << m / x << endl;
		return 0;
	}
	long long int m = b - a;
	long long int r1 = m % x;
	long long int r2 = (b % x) + (a % x);
	if(r1 >= r2 || b % x == 0 || a % x == 0){
		cout << m / x + 1 << endl;
	}
	else{
		cout << m / x << endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:25: error: 'm' was not declared in this scope
    8 |                 cout << m / x << endl;
      |                         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  long long a, b, x; 
  cin >> a >> b >> x;
  if(a != 0){
  long long S = b/x - (a-1)/x ;
  cout << S << endl;}
 else {long long S = b/x + 1 ;
  cout << S << endl;}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: expected '}' at end of input
   11 |   cout << S << endl;}
      |                      ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <iostream>
using namespace std;

int main() {
  long long int A, B, X; cin >> A >> B >> X;
  cout << B/X - A/X + (A%X == 0) << endl;
  reutrn 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'reutrn' was not declared in this scope
    7 |   reutrn 0;
      |   ^~~~~~
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:5:25: error: expected ';' before ')' token
    5 |         for(i=a,i<=b;i++){
      |                         ^
      |                         ;
Language: C++

#include <bits/stdc++.h>
#define ll long long
using namespace std;
int main()
{
    ll a,b,c,i,ans=0;
    ios::sync_with_stdio(false);
    cin>>a>>b>>c;
    if(a!=0) ans+=b/c+(a-1)/c;
    if(a==0) ans=b/x+1;
    cout<<ans<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:20: error: 'x' was not declared in this scope
   10 |     if(a==0) ans=b/x+1;
      |                    ^
Language: C++

#include <iostream>
using namespace std;

int main()
{
  unsigned int_64 a, b, x;
  cin >> a >> b >> x;
  unsigned int_64 num = 0;
  for (unsigned int_64 i = a; i <= b; i++) {
    if (i % x == 0)
      num++;
  }
  cout << num << endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:6:19: error: expected initializer before 'a'
    6 |   unsigned int_64 a, b, x;
      |                   ^
a.cc:7:10: error: 'a' was not declared in this scope
    7 |   cin >> a >> b >> x;
      |          ^
a.cc:7:15: error: 'b' was not declared in this scope
    7 |   cin >> a >> b >> x;
      |               ^
a.cc:7:20: error: 'x' was not declared in this scope
    7 |   cin >> a >> b >> x;
      |                    ^
a.cc:8:19: error: expected initializer before 'num'
    8 |   unsigned int_64 num = 0;
      |                   ^~~
a.cc:9:23: error: expected ';' before 'i'
    9 |   for (unsigned int_64 i = a; i <= b; i++) {
      |                       ^~
      |                       ;
a.cc:9:24: error: 'i' was not declared in this scope
    9 |   for (unsigned int_64 i = a; i <= b; i++) {
      |                        ^
a.cc:9:37: error: expected ')' before ';' token
    9 |   for (unsigned int_64 i = a; i <= b; i++) {
      |       ~                             ^
      |                                     )
a.cc:9:39: error: 'i' was not declared in this scope
    9 |   for (unsigned int_64 i = a; i <= b; i++) {
      |                                       ^
a.cc:13:11: error: 'num' was not declared in this scope; did you mean 'enum'?
   13 |   cout << num << endl;
      |           ^~~
      |           enum
Language: C++

#include <iostream>
using namespace std;

int func(int n, int x)
{
  if (n >= 0) {
    return n/x + 1;
  } else {
    return 0;
  }
}

int main()
{
  int a, b, x;
  cin >> a >> b >> x;
  num = func(b, x) - func (a, x);
  cout << num << endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:17:3: error: 'num' was not declared in this scope; did you mean 'enum'?
   17 |   num = func(b, x) - func (a, x);
      |   ^~~
      |   enum
Language: C++

#include <iostream>
using namespace std;

int main()
{
  double a, b, x;
  cin >> a >> b >> x;
  double num = 0;
  for (int i = a; i <= b; i++) {
    if (i % x == 0)
      num++;
  }
  cout << num << endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: invalid operands of types 'int' and 'double' to binary 'operator%'
   10 |     if (i % x == 0)
      |         ~ ^ ~
      |         |   |
      |         int double
Language: C++

#include <iostream>
using namespace std;

int main()
{
  double a, b, x;
  cin >> a >> b >> x;
  double num = 0;
  for (double i = a; i <= b; i++) {
    if (i % x == 0)
      num++;
  }
  cout << num << endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: invalid operands of types 'double' and 'double' to binary 'operator%'
   10 |     if (i % x == 0)
      |         ~ ^ ~
      |         |   |
      |         |   double
      |         double
Language: C++

using namespace std;
int main(void){
    long a,b,x,ans;
    cin>>a>>b>>x;
    long n;
    n=a%x;
    a=a-n;
    if(n==0){
        ans=(b-a)/x+1;
    }else{
        ans=(b-a)/x;
    }
    cout<<ans<<endl;
    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'cin' was not declared in this scope
    4 |     cin>>a>>b>>x;
      |     ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:13:5: error: 'cout' was not declared in this scope
   13 |     cout<<ans<<endl;
      |     ^~~~
a.cc:13:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:13:16: error: 'endl' was not declared in this scope
   13 |     cout<<ans<<endl;
      |                ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C++

#include <bits/stdc++.h>
#define _USE_MATH_DEFINES
#include <cmath>
#include <vector>
using namespace std;
#define pi M_PI

int main(){
    ll a, b, x;
    cin >> a >> b >> x;
    ll ans = b/x - (a - 1)/x;
    if(a==0)ans=b/x;
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'll' was not declared in this scope
    9 |     ll a, b, x;
      |     ^~
a.cc:10:12: error: 'a' was not declared in this scope
   10 |     cin >> a >> b >> x;
      |            ^
a.cc:10:17: error: 'b' was not declared in this scope
   10 |     cin >> a >> b >> x;
      |                 ^
a.cc:10:22: error: 'x' was not declared in this scope
   10 |     cin >> a >> b >> x;
      |                      ^
a.cc:11:7: error: expected ';' before 'ans'
   11 |     ll ans = b/x - (a - 1)/x;
      |       ^~~~
      |       ;
a.cc:12:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   12 |     if(a==0)ans=b/x;
      |             ^~~
      |             abs
a.cc:13:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |     cout << ans << endl;
      |             ^~~
      |             abs
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
#include <limits>
#include <vector>
#include <stdlib.h>
using namespace std;
using ll=long long;

int main (void) {
  cin >> a >> b >> x;
  ll ans=0;
  if (a==0){
    return 0;
  }
  ans=func(b/x+1)-func((a-1)/x+1);
  cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:10: error: 'a' was not declared in this scope
   11 |   cin >> a >> b >> x;
      |          ^
a.cc:11:15: error: 'b' was not declared in this scope
   11 |   cin >> a >> b >> x;
      |               ^
a.cc:11:20: error: 'x' was not declared in this scope
   11 |   cin >> a >> b >> x;
      |                    ^
a.cc:16:7: error: 'func' was not declared in this scope
   16 |   ans=func(b/x+1)-func((a-1)/x+1);
      |       ^~~~