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

#include<bits/stdc++.h>
#define IOS ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
	typedef long long ll;
	ll n,m,l,r,ans;
	int main(){
		IOS
		cin>>n>>m;
		l=1; r=n;
		for(int i=0;i<m;i++){
			ll tl,tr;
			cin>>tl>>tr;
			l=max(l,tl);
			r=min(r,tr);
			
		}
		ans=max(0,r-l+1);
		cout<<ans<<endl;
	} 

Compiler output:
a.cc: In function 'int main()':
a.cc:17:24: error: no matching function for call to 'max(int, ll)'
   17 |                 ans=max(0,r-l+1);
      |                     ~~~^~~~~~~~~
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:17:24: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   17 |                 ans=max(0,r-l+1);
      |                     ~~~^~~~~~~~~
/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:17:24: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   17 |                 ans=max(0,r-l+1);
      |                     ~~~^~~~~~~~~
Language: C++

#include<iostream>
#include<string>
#include<vector>
#include<iomanip>
#include<algorithm>
#include<queue>
#include<stack>
#include<list>
#include<map>
#include<deque>
#include<bitset>
#include<math.h>
using namespace std;
#define ll long long

int main(){
    ll N,M,i;
    cin >> N >> M;
    ll L=0,R=N;
    ll tL,tR;
    for(i=0;i<M;i++){
        cin >> tL >> tR;
        L=max(tL,L);
        R=min(tR,R);
    }
    cout << max(R-L+1,0);
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:16: error: no matching function for call to 'max(long long int, int)'
   26 |     cout << max(R-L+1,0);
      |             ~~~^~~~~~~~~
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:26:16: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   26 |     cout << max(R-L+1,0);
      |             ~~~^~~~~~~~~
/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:5:
/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:26:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   26 |     cout << max(R-L+1,0);
      |             ~~~^~~~~~~~~
Language: C++

#include<iostream>
#include<string>
#include<vector>
#include<iomanip>
#include<algorithm>
#include<queue>
#include<stack>
#include<list>
#include<map>
#include<deque>
#include<bitset>
#include<math.h>
using namespace std;
#define ll long long

int main(){
    ll N,M;
    cin >> N >> M;
    ll L=0,R=N;
    ll tL,tR;
    for(i=0;i<M;i++){
        cin >> tL >> tR;
        L=max(tL,L);
        R=min(tR,R):
    }
    cout << R-L+1;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:9: error: 'i' was not declared in this scope
   21 |     for(i=0;i<M;i++){
      |         ^
a.cc:24:20: error: expected ';' before ':' token
   24 |         R=min(tR,R):
      |                    ^
      |                    ;
Language: C++

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

int main() {
    int   n,m;
    cin >>n>>m ;
   vector<int> L(m), R(m) ;
   for (int i=0 ; i<m ;i++){
       cin >> 　L[i] >>R[i] ;
   }
   sort(L.begin() ,L.end()) ;
   sort(R.begin() ,R.end()) ;
   int x=L[m-1] ;
   int y=R[0]  ;
   if(x>y)
   cout <<0 << endl;
   else
   
  cout << y-x+1 << endl;
}


Compiler output:
a.cc:9:15: error: extended character 　 is not valid in an identifier
    9 |        cin >> 　L[i] >>R[i] ;
      |               ^
a.cc: In function 'int main()':
a.cc:9:15: error: '\U00003000L' was not declared in this scope
    9 |        cin >> 　L[i] >>R[i] ;
      |               ^~~
Language: C++

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

int main() {
    int   n,m;
    cin >>n>>m ;
   vector<int> L(m) ,R(m) ;
   for (int i=0 ; i<m ;i++){
       cin >> 　L[i] >>R[i] ;
   }
   sort(L.begin() ,L.end()) ;
   sort(R.begin() ,R.end()) ;
   int x=L[m-1] ;
   int y=R[0]  ;
   if(x>y)
   cout <<0 << endl;
   else
   
  cout << y-x+1 << endl;
}

Compiler output:
a.cc:9:15: error: extended character 　 is not valid in an identifier
    9 |        cin >> 　L[i] >>R[i] ;
      |               ^
a.cc: In function 'int main()':
a.cc:9:15: error: '\U00003000L' was not declared in this scope
    9 |        cin >> 　L[i] >>R[i] ;
      |               ^~~
Language: C++

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

int main() {
    int   n,m;
    cin >>n>>m ;
   vector<int> L(m) ,R(m) ;
   for (int i=0 ; i<n ;i++){
       cin >> 　L[i] >>R[i] ;
   }
   sort(L.begin() ,L.end()) ;
   sort(R.begin() ,R.end()) ;
   int x=L[m-1] ;
   int y=R[0]  ;
   if(x>y)
   cout <<0 << endl;
   else
   
  cout << y-x+1 << endl;
}

Compiler output:
a.cc:9:15: error: extended character 　 is not valid in an identifier
    9 |        cin >> 　L[i] >>R[i] ;
      |               ^
a.cc: In function 'int main()':
a.cc:9:15: error: '\U00003000L' was not declared in this scope
    9 |        cin >> 　L[i] >>R[i] ;
      |               ^~~
Language: C++

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

int main() {
    int   n,m;
    cin >>n>>m ;
   vector<int> L(m) ,R(m) ;
   for (int i=0 ; i<n ;i++){
       cin >> 　L(i) >>R(i) ;
   }
   sort(L.begin() ,L.end()) ;
   sort(R.begin() ,R.end()) ;
   int x=L(m-1) ;
   int y=R(0)  ;
   if(x>y)
   cout <<0 << endl;
   else
   
  cout << y-x+1 << endl;
}

Compiler output:
a.cc:9:15: error: extended character 　 is not valid in an identifier
    9 |        cin >> 　L(i) >>R(i) ;
      |               ^
a.cc: In function 'int main()':
a.cc:9:15: error: '\U00003000L' was not declared in this scope
    9 |        cin >> 　L(i) >>R(i) ;
      |               ^~~
a.cc:9:25: error: no match for call to '(std::vector<int>) (int&)'
    9 |        cin >> 　L(i) >>R(i) ;
      |                        ~^~~
a.cc:13:11: error: no match for call to '(std::vector<int>) (int)'
   13 |    int x=L(m-1) ;
      |          ~^~~~~
a.cc:14:11: error: no match for call to '(std::vector<int>) (int)'
   14 |    int y=R(0)  ;
      |          ~^~~
Language: Java

import java.util.*;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    int M = sc.nextInt();
    int under = 0;
    int top = Integer.MAX_VALUE;
    for(int i=0; i<M; i++){
      under = Math.max(sc.nextInt(),under);
      top = Math.min(sc.nextInt(),top);
    }
    int diff = top - under;
    int ans =diff + 1;
    System.out.print(((ans<0)?0:ans)));
  }
}
    


Compiler output:
Main.java:15: error: ';' expected
    System.out.print(((ans<0)?0:ans)));
                                     ^
1 error
Language: Java

import java.util.*;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    int M = sc.nextInt();
    int under = 0;
    int top = Integer.MAX_VALUE;
    for(int i=0; i<M; i++){
      under = Math.max(sc.nextInt(),under);
      top = Math.min(sc.nextInt(),top);
    }
    int diff = top - under;
    int ans =diff + 1;
    System.out.print((ans<0)?0;ans));
  }
}
    


Compiler output:
Main.java:15: error: : expected
    System.out.print((ans<0)?0;ans));
                              ^
Main.java:15: error: not a statement
    System.out.print((ans<0)?0;ans));
                               ^
Main.java:15: error: ';' expected
    System.out.print((ans<0)?0;ans));
                                  ^
3 errors
Language: C

#include<stdio.h>
int main(void){
 int n,m;
  scanf("%d%d",&n,&m);
 int a[m],b[m],i,c[n+1],j;
  for(i=0;i<m;i++){
    scanf("%d%d",&a[i],&b[i]);
   for(j=a[i];j<=b[i];j++){
     c[j]++;
  }}
  for(i=0;i<m;i++){
    if(c[i]==m) ans++;
  }
  printf("%d",&m);
  return 0;
}
  

Compiler output:
main.c: In function 'main':
main.c:12:17: error: 'ans' undeclared (first use in this function)
   12 |     if(c[i]==m) ans++;
      |                 ^~~
main.c:12:17: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main(){
    ll n, m, mini = INT_MAX, maxi = INT_MIN;
    cin >> n >> m;
    for(ll i = 0; i < m; ++i){
        ll tmp, tmp1; cin >> tmp >> tmp1;
        mini = min(mini, tmp1);
        maxi = max(maxi, tmp);
    }
    cout << max(min(n, mini) - maxi + 1, 0));
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:16: error: no matching function for call to 'max(long long int, int)'
   15 |     cout << max(min(n, mini) - maxi + 1, 0));
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:15:16: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   15 |     cout << max(min(n, mini) - maxi + 1, 0));
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/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:15:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   15 |     cout << max(min(n, mini) - maxi + 1, 0));
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main(){
    ll n, m, mini = INT_MAX, maxi = INT_MIN;
    cin >> n >> m;
    for(ll i = 0; i < m; ++i){
        ll tmp, tmp1; cin >> tmp >> tmp1;
        mini = min(mini, tmp1);
        maxi = max(maxi, tmp);
    }
    cout << max(min(n, mini) - maxi + 1, 0);
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:16: error: no matching function for call to 'max(long long int, int)'
   15 |     cout << max(min(n, mini) - maxi + 1, 0);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:15:16: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   15 |     cout << max(min(n, mini) - maxi + 1, 0);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/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:15:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   15 |     cout << max(min(n, mini) - maxi + 1, 0);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long
int main()
{
  ll n,m,x,c=0;
  cin>>n>>m;
  vector<ll>a;
  ll d=m;
  while(m--)
  {
    cin>>x;
    a.push_back(x);
  }
  vector<ll>::iterator i;
  for(i=a.begin(); i!=a.end() ; ++i)
  {
     if(count(a.begin(),a.end(),*i) == m)
       c++;
  }
   cout<<c
 return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:11: error: expected ';' before 'return'
   21 |    cout<<c
      |           ^
      |           ;
   22 |  return 0;
      |  ~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long 
int main()
{
  ll n,m,l,r,i,c=0;
  cin>>n>>m;
  int a[n]={0};
  while(m--)
  {
    cin>>l>>r;
    for(i=l;i<=k;)
      a[i]+=1;
  }
  for(int i=0;i<n;)
  {
    if(a[i]==m)
      c++;
  }
  cout<<c;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:16: error: 'k' was not declared in this scope
   12 |     for(i=l;i<=k;)
      |                ^
Language: C++

#include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<n;++i)
#include<string>
#include<vector>
using namespace std;
typedef long long ll;
typedef pair<int, int>P;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
//max=({});
//条件式が真ならwhileの中身を回し続ける
//printf("%d\n", ans);

//pairの入力
//vector<pair<ll, ll>>work(n);
//rep(i, n) {
//	ll a, b;
//	cin >> a >> b;
//	work[i] = make_pair(a, b);
//for(auto p:mp)(mapの探索)

int g[15][15];
const int INF = 1001001001;
const int dx[4] = { -1,0,1,0 };
const int dy[4] = { 0,-1,0,1 };

//最大公約数
ll gcd(ll x, ll y) {
	return y ? gcd(y, x % y) : x;
}

ll lcm(ll x, ll y) {
	if (x == 0 || y == 0)return 0;
	return (x / gcd(x, y) * y);
}

//素因数分解
vector<pair<ll, int>>factorize(ll n) {
	vector<pair<ll, int>>res;
	for (ll i = 2;i * i <= n;++i) {
		if (n % i)continue;
		res.emplace_back(i, 0);
		while (n % i == 0) {
			n /= i;
			res.back().second++;
		}
	}
	if (n != 1)res.emplace_back(n, 1);
	return res;
}

int dp[1010][1010];
int bingo[3][3];
bool flag[3][3];
int cnt[2][105];
int h, w;
int choco[1010][1010];

int main() {
	int n, m;
	cin >> n >> m;
	vector<int>L(m), R(m);
	rep(i, m) {
		cin >> L[i] >> R[i];
	}
	sort(L.begin(), L.end());
	sort(R.begin(), R.emplace());
	int ans = max(0, L[m - 1] - R[0] + 1);
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:67:34: error: no matching function for call to 'std::vector<int>::emplace()'
   67 |         sort(R.begin(), R.emplace());
      |                         ~~~~~~~~~^~
In file included from /usr/include/c++/14/vector:66,
                 from /usr/include/c++/14/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_vector.h:1348:9: note: candidate: 'template<class ... _Args> std::vector<_Tp, _Alloc>::iterator std::vector<_Tp, _Alloc>::emplace(const_iterator, _Args&& ...) [with _Args = {_Args ...}; _Tp = int; _Alloc = std::allocator<int>]'
 1348 |         emplace(const_iterator __position, _Args&&... __args)
      |         ^~~~~~~
/usr/include/c++/14/bits/stl_vector.h:1348:9: note:   candidate expects at least 1 argument, 0 provided
Language: C++

//#define _GLIBCXX_DEBUG

#include<bits/stdc++.h>
#define PI 3.14159265359
using namespace std;
#define rep(i, n) for (ll i = 0; i < (ll)(n); i++)
const int INF= 1e9+5;
typedef long long ll;
typedef vector<ll> vl;
typedef vector<vector<ll> >vvl;
typedef pair<ll,ll> P;
typedef tuple<ll,ll,ll> T;
const ll MOD=1000000007LL;
string abc="abcdefghijklmnopqrstuvwxyz";
string ABC="ABCDEFGHIJKLMNOPQRSTUVWXYZ";
int main(){
  ll n,m;cin>>n>>m;
  ll l=1;r=n;
  rep(i,n){
    ll a,b;cin>>a>>b;
    l=max(l,a);
    r=min(r,b);
  }
  cout<<l-r+1<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:10: error: 'r' was not declared in this scope
   18 |   ll l=1;r=n;
      |          ^
Language: C++

#include<stdio.h>
#include<stdlib.h>
#include<stdbool.h>
#include<limits.h>
#include<float.h>

int main(){
	int n, m, l, r, l_max = INT_MIN, r_min = INT_MAX;
	scanf("%d%d\n", &n, &m);
	for(int i=0; i<m; i++){
		scanf("%d%d\n", &l, &r);
		if(l>l_max) l_max = l;
		if(r<r_min) r_min = r;
	}
	if(lmax <= r_min)
		printf("%d\n", r_min - l_max + 1);
	else
		printf("0\n");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:12: error: 'lmax' was not declared in this scope; did you mean 'l_max'?
   15 |         if(lmax <= r_min)
      |            ^~~~
      |            l_max
Language: C++

#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <algorithm>
using namespace std;

void solve(void){

  long long int N,M;
  cin >> N>>M;
  
  int L[M],R[M],total[N],ans=0;
  for(int i=0;i<N;i++) total[i]=0;
	for(int i=0;i<M;i++){
    cin >> L[i] >> R[i];
    }
      for(int j=0;j<=R[j]-L[j];j++){
      total[L+j-1]++;
      }
  
  for(int i=0;i<N;i++){
    if(total[i]==M) ans++;
  }
    
  cout <<ans <<endl;
  
return;
}
int main(void){
  
	solve();
	return 0; 
}

Compiler output:
a.cc: In function 'void solve()':
a.cc:20:12: error: invalid types 'int [N][int*]' for array subscript
   20 |       total[L+j-1]++;
      |            ^
Language: C++

using namespace std;
using ll = long long;
using P = pair<int,int>;
template<class T> inline bool chmin(T& a,T b) {if(a > b){a = b; return true;} return false;}
template<class T> inline bool chmax(T& a,T b) {if(a < b){a = b; return true;} return false;}
const int inf = 1001001001;

int main() {
    int n,m;
    cin >> n >> m;
    int ln = 0,rn = n-1;
    rep(i,m) {
        int l,r;
        cin >> l >> r;
        l--; r--;
        chmax(ln,l);
        chmin(rn,r);
    }
    cout << max(0,rn-ln+1) << endl;
}

Compiler output:
a.cc:3:11: error: 'pair' does not name a type
    3 | using P = pair<int,int>;
      |           ^~~~
a.cc: In function 'int main()':
a.cc:10:5: error: 'cin' was not declared in this scope
   10 |     cin >> n >> m;
      |     ^~~
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:12:9: error: 'i' was not declared in this scope
   12 |     rep(i,m) {
      |         ^
a.cc:12:5: error: 'rep' was not declared in this scope
   12 |     rep(i,m) {
      |     ^~~
a.cc:19:5: error: 'cout' was not declared in this scope
   19 |     cout << max(0,rn-ln+1) << endl;
      |     ^~~~
a.cc:19:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:19:13: error: 'max' was not declared in this scope
   19 |     cout << max(0,rn-ln+1) << endl;
      |             ^~~
a.cc:19:31: error: 'endl' was not declared in this scope
   19 |     cout << max(0,rn-ln+1) << 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 <iostream>
#include <map>
using namespace std;


int main(void)
{
    int m,n,l,r,i,a1,a2;
    cin>>n>>m;
    a1=0;a2=n;
    for(i=0;i<m;i++)
    {
        cin>>l>>r;
        a1=max(a1,l);
        a2=min(a2,r);
        if(a1>numa2)
        {
            cout<<0;
            return 0;
        }
    }
    cout<<a2-a1+1;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:15: error: 'numa2' was not declared in this scope
   16 |         if(a1>numa2)
      |               ^~~~~
Language: C++

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

pair<int,int> range(pair<int, int> range1,pair<int, int> range2);
int MIN(int a,int b);
int MAX(int a,int b);

int main()
{
	int n, m, temp1, temp2;
	vector<pair<int,int> > gates;
	cin >> n >> m;
	pair<int,int> p(1,n);
	for (int i = 0; i < m; i++)
	{
		cin >> temp1 >> temp2;
		//gates.push_back(make_pair<int, int>(temp1, temp2));
		p=range(p,make_pair<int, int>(temp1, temp2));
	}
	cout<<p.second-p.first+1<<endl;
}

pair<int,int> range(pair<int, int> range1,pair<int, int> range2)
{
    if(range1.second<range2.first || range2.second<range1.first)
        return make_pair<int, int>(0,-1);
    else
        return make_pair<int, int>(MAX(range1.first,range2.first),MIN(range1.second,range2.second));
}

int MIN(int a,int b)
{
    if(a<=b)
        return a;
    else
        return b;
}

int MAX(int a,int b)
{
    if(a>=b)
        return a;
    else
        return b;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:47: error: cannot bind rvalue reference of type 'int&&' to lvalue of type 'int'
   19 |                 p=range(p,make_pair<int, int>(temp1, temp2));
      |                                               ^~~~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
                 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_pair.h:1132:21: note:   initializing argument 1 of 'constexpr std::pair<typename std::__strip_reference_wrapper<typename std::decay<_Tp>::type>::__type, typename std::__strip_reference_wrapper<typename std::decay<_Tp2>::type>::__type> std::make_pair(_T1&&, _T2&&) [with _T1 = int; _T2 = int; typename __strip_reference_wrapper<typename decay<_Tp>::type>::__type = int; typename decay<_Tp>::type = int; typename __strip_reference_wrapper<typename decay<_Tp2>::type>::__type = int; typename decay<_Tp2>::type = int]'
 1132 |     make_pair(_T1&& __x, _T2&& __y)
      |               ~~~~~~^~~
Language: C++

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

pair<int,int> range(pair<int, int> range1,pair<int, int> range2);
int MIN(int a,int b);
int MAX(int a,int b);

int main()
{
	int n, m, temp1, temp2;
	vector<pair<int,int> > gates;
	cin >> n >> m;
	pair<int,int> p(1,n);
	for (int i = 0; i < m; i++)
	{
		cin >> temp1 >> temp2;
		gates.push_back(make_pair<int, int>(temp1, temp2));
		p=range(p,gates[i]);
	}
	cout<<p.second-p.first+1<<endl;
}

pair<int,int> range(pair<int, int> range1,pair<int, int> range2)
{
    if(range1.second<range2.first || range2.second<range1.first)
        return make_pair<int, int>(0,-1);
    else
        return make_pair<int, int>(MAX(range1.first,range2.first),MIN(range1.second,range2.second));
}

int MIN(int a,int b)
{
    if(a<=b)
        return a;
    else
        return b;
}

int MAX(int a,int b)
{
    if(a>=b)
        return a;
    else
        return b;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:53: error: cannot bind rvalue reference of type 'int&&' to lvalue of type 'int'
   18 |                 gates.push_back(make_pair<int, int>(temp1, temp2));
      |                                                     ^~~~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
                 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_pair.h:1132:21: note:   initializing argument 1 of 'constexpr std::pair<typename std::__strip_reference_wrapper<typename std::decay<_Tp>::type>::__type, typename std::__strip_reference_wrapper<typename std::decay<_Tp2>::type>::__type> std::make_pair(_T1&&, _T2&&) [with _T1 = int; _T2 = int; typename __strip_reference_wrapper<typename decay<_Tp>::type>::__type = int; typename decay<_Tp>::type = int; typename __strip_reference_wrapper<typename decay<_Tp2>::type>::__type = int; typename decay<_Tp2>::type = int]'
 1132 |     make_pair(_T1&& __x, _T2&& __y)
      |               ~~~~~~^~~
Language: C++

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

int main()
{
  int n,m,l,r,ans;
  vector<vector<int>> all;
  int left=-11,right=114514;
  for(int i = 0;i<m;i++)
  {
    cin>>l>>r;
    if(l>left)
      left=l;
    if(r<ight)
      right=r;
  }
  ans=right-left+1;
  if(ans<0)
    ans=0;
  cout<<ans<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:10: error: 'ight' was not declared in this scope; did you mean 'right'?
   15 |     if(r<ight)
      |          ^~~~
      |          right
Language: C++

#include<iostream>
using namespace std;

int main()
{
  int n,m,l,r,ans;
  vector<vector<int>> all;
  int left=-11,right=114514;
  for(int i = 0;i<m;i++)
  {
    cin>>l>>r;
    tmp.push_back(l);
    tmp.push_back(r);
    if(l>left)
      left=l;
    if(r<ight)
      right=r;
  }
  ans=right-left+1;
  if(ans<0)
    ans=0;
  cout<<ans<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'vector' was not declared in this scope
    7 |   vector<vector<int>> all;
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include<iostream>
  +++ |+#include <vector>
    2 | using namespace std;
a.cc:7:17: error: expected primary-expression before 'int'
    7 |   vector<vector<int>> all;
      |                 ^~~
a.cc:12:5: error: 'tmp' was not declared in this scope; did you mean 'tm'?
   12 |     tmp.push_back(l);
      |     ^~~
      |     tm
a.cc:16:10: error: 'ight' was not declared in this scope; did you mean 'right'?
   16 |     if(r<ight)
      |          ^~~~
      |          right
Language: C++

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

int main(){
	int n,m;cin >> n >> m;
	int maxl = INT_MIN;
	int minr = INT_MAX;
	for(int i = 0;i < m;i++){
		int l,r;cin >> l >> r;
		if(l > maxl)maxl = l;
		if(r < minr)minr = r;
	}
	cout << max(0, r - l + 1);
}
// make pair, tuple
// make pair, tuple
// 
// __gcd(int, int);
// lcm = a * b / __gcd(a, b);
// 
// bool isPrime(int n){
//       if(n <= 1)return false;
//       if(n <= 3)return true;
//       if(n % 2 == 0 || n % 3 == 0)return false;
//       for(int i = 5;i * i <= n;i += 6){
//             if(n % i == 0 || n % (i + 2) == 0)return false;
//       }
//       return true;
// }
// int countSubString(string s, string temp){
//       int ans = 0;
//       size_t f = s.find(temp);
//       while(f != string::npos){
//             ans++;
//             f = s.find(temp, f + 1);
//       }
//       return ans;
// }
// 
// #Count leading & trailing zero of an integer bits
// __builtin_clz(n);
// __builtin_clzll(n);
//
// #Count 1s bits of an integer
// __builtin_popcount(n);
// __builtin_popcountll(n);
//
// #Error checking
// assert(n == 3);
// 
// #Error Printing
// cerr << "Some thing";

// #binary exponentiation
// long long binpow(long long a, long long b) {
//     long long res = 1;
//     while (b > 0) {
//         if (b & 1)
//             res = res * a;
//         a = a * a;
//         b >>= 1;
//     }
//     return res;
// }


Compiler output:
a.cc: In function 'int main()':
a.cc:13:24: error: 'r' was not declared in this scope
   13 |         cout << max(0, r - l + 1);
      |                        ^
a.cc:13:28: error: 'l' was not declared in this scope
   13 |         cout << max(0, r - l + 1);
      |                            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int N, M;
  int L = 0, R = N;
  cin >> N >> M;
  vector<int> a(M);
  vector<int> b(M);
  for (int i = 0; i < M; i++) {
    cin >> a.at(i) >> b.at(i);
  }
  for (int i = 0; i < M; i++) {
    L = max(L, a.at(i);
    R = min(R, b.at(i);
  }
  if (R - L <= 0) {
    cout << 0 << endl;
  }
  else {
    cout << R - L <<endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:23: error: expected ')' before ';' token
   14 |     L = max(L, a.at(i);
      |            ~          ^
      |                       )
a.cc:15:23: error: expected ')' before ';' token
   15 |     R = min(R, b.at(i);
      |            ~          ^
      |                       )
Language: C++

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

const ll MOD = 1e9+7;
const int INF = (int)1e9+7;

// vector<tuple<long,long>> items; // (value, weight)
// auto item = items[i];
// long v = get<0>(item);
// long w = get<1>(item);
// long v, w;
//   for( int i = 0; i < N; i++ ){
//     cin >> v >> w;
//     items.push_back( make_tuple(v, w) ); // item : (value, weight)
//   }

int main(){
    ll N,M;
    cin >> N >> M;
    ll L, R;
    ll Lmax=0, Rmin=INF;
    for(int i=1; i<M+1; i++){
        cin >> L >> R;
        if(L > Lmax) Lmax = L;
        if(R < Rmin) Rmin = R;
    }
    ans = Rmin - Lmax + 1;
    if(ans<0) cout << 0 << endl;
    else if(ans==0) cout << 0 << endl;
    else cout << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   30 |     ans = Rmin - Lmax + 1;
      |     ^~~
      |     abs
Language: C++

#include<iostream>
using namespace std;
int main()
{
  int n,m;
  cin>>n>>m;
  int l,r;
  int lb=0,rs=n;
  for(int i=0;i<m;i++)
  {
   
    cin>>l>>r;
    if(l>lb) lb=l;
    if(s<rs) rs=r;
  }
  if(rs>=lb)
  cout<<rs-lb+1;
  else cout<<"0";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:8: error: 's' was not declared in this scope
   14 |     if(s<rs) rs=r;
      |        ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
  int n,m;
  cin>>n>>m;
  int l,r;
  int lb=0,rs=n;
  for(int i=0;i<m;i++)
  {
   
    cin>>l>>r;
    if(l>lb) lb=l;
    if(r<rs) rs=s;
  }
  if(rs>=lb)
  cout<<rs-lb+1;
  else cout<<"0";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:17: error: 's' was not declared in this scope
   14 |     if(r<rs) rs=s;
      |                 ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
  int n,m;
  cin>>n>>m;
  int l,r;
  int lb=0,rs=n;
  for(int i=0;i<m;i++)
  {
   
    cin>>l>>r;
    if(l>lb) lb=l;
    if(s<rs) rs=s;
  }
  if(rs>=lb)
  cout<<rs-lb+1;
  else cout<<"0";
}
 

Compiler output:
a.cc: In function 'int main()':
a.cc:14:8: error: 's' was not declared in this scope
   14 |     if(s<rs) rs=s;
      |        ^
Language: C++

using namespace std;
int main(){
  
  int n,m;
  cin >>n>>m;
  vector<int> l(m),r(m);
  for(int i=0; i<m; i++) cin >> l[i] >> r[i];
  sort(l.begin(),l.end());
  sort(r.begin(),r.end());
  
if(r[0]<l[m-1]) cout << 0 << endl;
 else cout << r[0]-l[m-1]+1 << endl;
  
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >>n>>m;
      |   ^~~
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:6:3: error: 'vector' was not declared in this scope
    6 |   vector<int> l(m),r(m);
      |   ^~~~~~
a.cc:1:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
  +++ |+#include <vector>
    1 | using namespace std;
a.cc:6:10: error: expected primary-expression before 'int'
    6 |   vector<int> l(m),r(m);
      |          ^~~
a.cc:7:33: error: 'l' was not declared in this scope
    7 |   for(int i=0; i<m; i++) cin >> l[i] >> r[i];
      |                                 ^
a.cc:7:41: error: 'r' was not declared in this scope
    7 |   for(int i=0; i<m; i++) cin >> l[i] >> r[i];
      |                                         ^
a.cc:8:8: error: 'l' was not declared in this scope
    8 |   sort(l.begin(),l.end());
      |        ^
a.cc:8:3: error: 'sort' was not declared in this scope; did you mean 'short'?
    8 |   sort(l.begin(),l.end());
      |   ^~~~
      |   short
a.cc:9:8: error: 'r' was not declared in this scope
    9 |   sort(r.begin(),r.end());
      |        ^
a.cc:11:17: error: 'cout' was not declared in this scope
   11 | if(r[0]<l[m-1]) cout << 0 << endl;
      |                 ^~~~
a.cc:11:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:11:30: error: 'endl' was not declared in this scope
   11 | if(r[0]<l[m-1]) cout << 0 << 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;
a.cc:12:7: error: 'cout' was not declared in this scope
   12 |  else cout << r[0]-l[m-1]+1 << endl;
      |       ^~~~
a.cc:12:7: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:12:32: error: 'endl' was not declared in this scope
   12 |  else cout << r[0]-l[m-1]+1 << endl;
      |                                ^~~~
a.cc:12:32: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
Language: Java

import java.util.*;
//import java.io.*;
import java.util.stream.IntStream;
import mylib.Vector;

public class Main{
    static int minR = Integer.MAX_VALUE;
    static int maxL = 0;
    public static void main (String args[]){
        //初期処理
        Scanner sc=new Scanner(System.in);
        // BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        // try{
            // int n = Integer.parseInt(br.readLine());
        int n = sc.nextInt();
        int m = sc.nextInt();
        int L[] = new int[m];
        int R[] = new int[m];
        //全ての区間[Li,Ri]に入っている数字の数+1が答え
        IntStream.range(0, m).forEach(i -> {
            L[i] = sc.nextInt();
            R[i] = sc.nextInt();
            minR = Math.min(R[i],minR);
            maxL = Math.max(L[i],maxL);
        });

        int ans= minR - maxL + 1;
        System.out.println(ans);

    }
}

Compiler output:
Main.java:4: error: package mylib does not exist
import mylib.Vector;
            ^
1 error
Language: Java

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		long N = sc.nextLong(), M = sc.nextLong();
		List<Long> l = new ArrayList<>(), r = new ArrayList<>();
		for(int i = 0; i < M; i++) {
			l.add(sc.nextLong());
			r.add(sc.nextLong());
		}
		Collections.sort(l);
		Collections.sort(r);
		
		Long left = l.get(l.size()-1);
		Long right = r.get(0);
		
		Long ans = right-left+1;
		System.out.println(ans);
	}

Compiler output:
Main.java:22: error: reached end of file while parsing
	}
	 ^
1 error
Language: C++

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

int main() {
  int N,M;
  std::cin >> N >> M;
  vector<int> L(M) R(M);
  for (int i = 0; i < M; i++) std::cin >> L[i] >> R[i];
  int max = *std::max_element(L.begin(), L.end());
  int min = *std::min_element(R.begin(), R.end());
  
  std::cout << max - min + 1 <<std::endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:20: error: expected ',' or ';' before 'R'
    7 |   vector<int> L(M) R(M);
      |                    ^
a.cc:8:51: error: 'R' was not declared in this scope
    8 |   for (int i = 0; i < M; i++) std::cin >> L[i] >> R[i];
      |                                                   ^
a.cc:10:31: error: 'R' was not declared in this scope
   10 |   int min = *std::min_element(R.begin(), R.end());
      |                               ^
Language: C++

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



int main() {
int N,M;
  cin>>N>>M;
 
  vector<int> left(M);
  vector<int> right(M);
  for(int i=0;i<M;i++){
   cin>>left[i];
    cin>>right[i];
    }
  
  sort(left.begin(),left.end());
  reverse(left.begin(),left.end());
    sort(right.begin(),right.end());
  if(right[0]+1>left[0]{
  cout<<right[0]+1-left[0]<<endl;}
     else{cout<<9<<endl;}

}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:24: error: expected ')' before '{' token
   20 |   if(right[0]+1>left[0]{
      |     ~                  ^
      |                        )
a.cc:24:1: error: expected primary-expression before '}' token
   24 | }
      | ^
Language: C++

#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>
using namespace std;
#define ll long long

int main() {
  
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  
  ll N,M,L,R; cin >> N >> M;
  ll lb = 0, rb = N;
  for (ll i = 0; i < M; ++i) {
  	cin >> L >> R;
    lb = max(lb,L);
    rb = min(rb,R);
  }
  cout << max(rb+1-lb,0) << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:14: error: no matching function for call to 'max(long long int, int)'
   18 |   cout << max(rb+1-lb,0) << 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:2:
/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:18:14: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   18 |   cout << max(rb+1-lb,0) << 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:18:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   18 |   cout << max(rb+1-lb,0) << endl;
      |           ~~~^~~~~~~~~~~
Language: C++

# include<bits/stdc++.h>
using namespace std;
int main(){
int n, m;
  cin >> n >> m;
  int L[m], R[m];
  for (int i = 0; i < m; i++){
  	cin >> L[i] >> R[i];
  }
  cout << max(0,min_element(R,R+m)-max_element(L,L+m)+1)<<'\n';

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:14: error: no matching function for call to 'max(int, long int)'
   10 |   cout << max(0,min_element(R,R+m)-max_element(L,L+m)+1)<<'\n';
      |           ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:10:14: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long int')
   10 |   cout << max(0,min_element(R,R+m)-max_element(L,L+m)+1)<<'\n';
      |           ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/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:10:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   10 |   cout << max(0,min_element(R,R+m)-max_element(L,L+m)+1)<<'\n';
      |           ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C

#include<bits/stdc++.h>
using namespace std;
int main(){
    int N,M;
    cin>>N>>M;
    int L[M],R[M];
    for(int i=0;i<M;i++){
        cin>>L[i];
        cin>>R[i];
    }
    int a = L[0];
    int b = R[0];
    for(int i=1;i<M;i++){
        a = max(a,L[i]);
        b = min(b,R[i]);
    }
    cout<<b - a + 1<<endl;
}

Compiler output:
main.c:1:9: fatal error: bits/stdc++.h: No such file or directory
    1 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define itn int   
#define mod 1000000007
#define am 998244353
#define INFi 2147483647
#define INFl 9223372036854775807LL
#define fi first
#define se second
#define be begin()
#define en end()
int abs(int a,int b){ 
  int c=max(a,b)-min(a,b);
  return c;
}
int gcd(int a,int b){//最大公約数
  int c=a%b;
  while(true){
    if(c==0) break;
    a=b;
    b=c;
    c=a%b;
  }
  return b;
}
bool IsPrime(int num){
  if (num < 2) return false;
  else if (num == 2) return true;
  else if (num % 2 == 0) return false;
  double sqrtNum = sqrt(num);
  for(int i=3;i<=sqrtNum;i+=2){
    if(num%i==0){
      return false;
    }
  }
}
int lcm(int a,int b){//最小公倍数
    return (a*b)/gcd(a,b);
}	     
int d[100000];.
signed main(){
// __builtin_ctz(N);      Nを２で何回割り切れるかを返す
//(n+1)*n/2;              １からNまでの総和を求める式
    cin.tie(0);
    ios::sync_with_stdio(false);
    int a,b,c,d,e=0,f=10000000;
  cin>>a>>b;
  for(int i=0;i<b;i++){
    cin>>c>>d;
    e=max(e,c),f=min(f,d);
  }
  cout<<f-e+1<<"\n";}

Compiler output:
a.cc:41:15: error: expected unqualified-id before '.' token
   41 | int d[100000];.
      |               ^
a.cc: In function 'bool IsPrime(long long int)':
a.cc:37:1: warning: control reaches end of non-void function [-Wreturn-type]
   37 | }
      | ^
Language: C++

int main() {
    int n, m;
    cin >> n >> m;
    vector<int> l(m);
    vector<int> r(m);
    int ans1=0;
    int ans2=10000;
    for(int i=0; i<m; i++){
        cin >> l.at(i) >> r.at(i);
        ans1=max(ans1,l.at(i));
        ans2=min(ans2,r.at(i));
    }
    if(ans2-ans1<0){
        cout << 0 << endl;
    }
    else{
        cout << ans2-ans1+1 << endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
    3 |     cin >> n >> m;
      |     ^~~
a.cc:4:5: error: 'vector' was not declared in this scope
    4 |     vector<int> l(m);
      |     ^~~~~~
a.cc:4:12: error: expected primary-expression before 'int'
    4 |     vector<int> l(m);
      |            ^~~
a.cc:5:12: error: expected primary-expression before 'int'
    5 |     vector<int> r(m);
      |            ^~~
a.cc:9:16: error: 'l' was not declared in this scope
    9 |         cin >> l.at(i) >> r.at(i);
      |                ^
a.cc:9:27: error: 'r' was not declared in this scope
    9 |         cin >> l.at(i) >> r.at(i);
      |                           ^
a.cc:10:14: error: 'max' was not declared in this scope
   10 |         ans1=max(ans1,l.at(i));
      |              ^~~
a.cc:11:14: error: 'min' was not declared in this scope; did you mean 'main'?
   11 |         ans2=min(ans2,r.at(i));
      |              ^~~
      |              main
a.cc:14:9: error: 'cout' was not declared in this scope
   14 |         cout << 0 << endl;
      |         ^~~~
a.cc:14:22: error: 'endl' was not declared in this scope
   14 |         cout << 0 << endl;
      |                      ^~~~
a.cc:17:9: error: 'cout' was not declared in this scope
   17 |         cout << ans2-ans1+1 << endl;
      |         ^~~~
a.cc:17:32: error: 'endl' was not declared in this scope
   17 |         cout << ans2-ans1+1 << endl;
      |                                ^~~~