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

#include <iostream>
#include <string>
#include <algorithm>
#include <functional>
#include <vector>
#include <utility>
#include <cstring>
#include <cmath>
#include <queue>
#include <stack>
#include <map>
#include <set>
#include <numeric> 
using namespace std;
typedef long long ll;
const int INF = 1<<30; 
const int MOD = 1e9 + 7;
const int dx[] = {1, 0, -1, 0};
const int dy[] = {0, 1, 0, -1};
int main()
{
    cin.tie(0);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<ll> a(n), b(n), c(n);
    for(int i = 0; i < n; i++) cin >> a[i];
    for(int i = 0; i < n; i++) cin >> b[i];
    for(int i = 0; i < n; i++) cin >> c[i];
    sort(a.begin(), a.end());
    sort(c.begin(), c.end());
    ll ans = 0;
    for(int i = 0; i < n; i++)
    {
        ll idxa = lower_bound(a.begin(), a.end(), b[i]) - a.begin();
        ll idxc = upper_bound(c.begin(), c.end(), b[i]) - c.end();
        ans += idxa * (n - c);
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:26: error: no match for 'operator-' (operand types are 'int' and 'std::vector<long long int>')
   37 |         ans += idxa * (n - c);
      |                        ~ ^ ~
      |                        |   |
      |                        int std::vector<long long int>
In file included from /usr/include/c++/14/string:48,
                 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_iterator.h:618:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
  618 |     operator-(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:618:5: note:   template argument deduction/substitution failed:
a.cc:37:28: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
   37 |         ans += idxa * (n - c);
      |                            ^
/usr/include/c++/14/bits/stl_iterator.h:1790:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr decltype ((__x.base() - __y.base())) std::operator-(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
 1790 |     operator-(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1790:5: note:   template argument deduction/substitution failed:
a.cc:37:28: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
   37 |         ans += idxa * (n - c);
      |                            ^
Language: C++

#include<iostream>
#include<algorithm>
#include<vector>
#include<string>
#include<map>
#include<cmath>
#include<stdio.h>
using namespace std;
 
#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i,n) REP(i,0,n)
#define INF 1<<25

int main()
{	
	int i, j, k;
	int n;
	cin >> n;
	int A[n];
	int B[n];
	int C[n];
	rep(i, n) cin >> A[i];
	rep(i, n) cin >> B[i];
	rep(i, n) cin >> C[i];
	sort(A, A + n);
	sort(B, B + n);
	sort(C, C + n);
	long long count = 0;
	rep(i, n) {
		count += (lower_bound(A, A + n, B[i]) - A) * (C + n - upper_bound(C, C + n, B[i]));
	}
	cout << count << endl;
	return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:33:18: error: expected '}' at end of input
   33 |         return 0;
      |                  ^
a.cc:15:1: note: to match this '{'
   15 | {
      | ^
Language: C++

#include<iostream>
#include<algorithm>
#include<vector>
using namespace std;
using ll = long long;
//imit
int main(void){
    return 0;
    int N;
    cin >> N;
    vector<ll> A(N), B(N) , C(N);

    for(int i = 0;i < N;i++){
        cin >> A[i];
    }
    for(int i = 0;i < N;i++){
        cin >> B[i];
    }
    for(int i = 0;i < N;i++){
        cin >> C[i];
    }

    sort(a.begin(),a.end());
    sort(b.begin(),b.end());
    sort(c.begin(),c.end());
    int a = 0,c = 0;
    ll res = 0;
    for(int b = 0;b < N;b++){
        while(a < N && A[a] < B[b]) ++a;
        while(c < N && C[c] <= B[b]) ++c;
        res += 1ll * a * (N - c);
    }
    cout << res << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:10: error: 'a' was not declared in this scope
   23 |     sort(a.begin(),a.end());
      |          ^
a.cc:24:10: error: 'b' was not declared in this scope
   24 |     sort(b.begin(),b.end());
      |          ^
a.cc:25:10: error: 'c' was not declared in this scope
   25 |     sort(c.begin(),c.end());
      |          ^
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;
using ll = long long;
//typedef pair<string,string> 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);}
//long long num[100000];
ll gcd(ll a, ll b){
  if(b==0) return a;
  return gcd(b,a%b);
}
ll lcm(ll a,ll b){
  ll g=gcd(a,b);
  return a*b/g;
}
int main(){
  ll n,ans=0;
  cin>>n;
  ll a[n],b[n],c[n];
  for(int i=0;i<n;i++)  cin>>a[i];
  for(int i=0;i<n;i++)  cin>>b[i];
  for(int i=0;i<n;i++)  cin>>c[i];
  sort(a,a+n);
  sort(b,b+n);
  sort(c,c+n);
  for(int i=0;i<n;i++){
    ans+=(lower_bound(a,a+n,b[i]-a)*(c+n-upper_bound(c,c+n,b[i])));
  }
  cout<<ans<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:33: error: invalid operands of types 'll' {aka 'long long int'} and 'll [n]' {aka 'long long int [n]'} to binary 'operator-'
   40 |     ans+=(lower_bound(a,a+n,b[i]-a)*(c+n-upper_bound(c,c+n,b[i])));
      |                             ~~~~^~
      |                                | |
      |                                | ll [n] {aka long long int [n]}
      |                                ll {aka long long int}
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;
using ll = long long;
#define ALL(a)  (a).begin(),(a).end()
#define ALL(b)  (b).begin(),(b).end()
//typedef pair<string,string> 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);}
//long long num[100000];
ll gcd(ll a, ll b){
  if(b==0) return a;
  return gcd(b,a%b);
}
ll lcm(ll a,ll b){
  ll g=gcd(a,b);
  return a*b/g;
}
int main(){
  ll n,ans=0;
  cin>>n;
  ll a[n],b[n],c[n];
  for(int i=0;i<n;i++)  cin>>a[i];
  for(int i=0;i<n;i++)  cin>>b[i];
  for(int i=0;i<n;i++)  cin>>c[i];
  sort(a,a+n);
  sort(b,b+n);
  sort(c,c+n);
  for(int i=0;i<n;i++){
    ans+=(lower_bound(a,a+n,b[i]-a)*(c+n-upper_bound(c,c+n,b[i])));
  }
  cout<<ans<<endl;
  return 0;
}

Compiler output:
a.cc:14:9: warning: "ALL" redefined
   14 | #define ALL(b)  (b).begin(),(b).end()
      |         ^~~
a.cc:13:9: note: this is the location of the previous definition
   13 | #define ALL(a)  (a).begin(),(a).end()
      |         ^~~
a.cc: In function 'int main()':
a.cc:42:33: error: invalid operands of types 'll' {aka 'long long int'} and 'll [n]' {aka 'long long int [n]'} to binary 'operator-'
   42 |     ans+=(lower_bound(a,a+n,b[i]-a)*(c+n-upper_bound(c,c+n,b[i])));
      |                             ~~~~^~
      |                                | |
      |                                | ll [n] {aka long long int [n]}
      |                                ll {aka long long int}
Language: C++

#include <iostream>
#include <math.h>
#include <string>
#include <algorithm>
#include <ctype.h>
#include <vector>
using namespace std;

#define ll long long int

int main()
{
    ll n, ans = 0;
    ll a[100000], b[100000], c[100000];

    cin >> n;
    for (int i = 0; i < n; i++)
    {
        cin >> a[i];
    }
    for (int i = 0; i < n; i++)
    {
        cin >> b[i];
    }
    for (int i = 0; i < n; i++)
    {
        cin >> c[i];
    }
    sort(a, a + n);
    sort(b, b + n);
    sort(c, c + n);
    for (int i = 0; i < n; i++)
    {
        int *apos = lower_bound(a, a + n, b[i]);
        int *cpos = upper_bound(c, c + n, b[i]);
        ans += (int)(apos - a) * (n - (int)(cpos - c));
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:34:32: error: cannot convert 'long long int*' to 'int*' in initialization
   34 |         int *apos = lower_bound(a, a + n, b[i]);
      |                     ~~~~~~~~~~~^~~~~~~~~~~~~~~~
      |                                |
      |                                long long int*
a.cc:35:32: error: cannot convert 'long long int*' to 'int*' in initialization
   35 |         int *cpos = upper_bound(c, c + n, b[i]);
      |                     ~~~~~~~~~~~^~~~~~~~~~~~~~~~
      |                                |
      |                                long long int*
a.cc:36:27: error: invalid operands of types 'int*' and 'long long int [100000]' to binary 'operator-'
   36 |         ans += (int)(apos - a) * (n - (int)(cpos - c));
      |                      ~~~~ ^ ~
      |                      |      |
      |                      int*   long long int [100000]
a.cc:36:50: error: invalid operands of types 'int*' and 'long long int [100000]' to binary 'operator-'
   36 |         ans += (int)(apos - a) * (n - (int)(cpos - c));
      |                                             ~~~~ ^ ~
      |                                             |      |
      |                                             int*   long long int [100000]
Language: C++

#include <stdio.h>
#include <algorithm>

int A[100000];
int B[100000];
int C[100000];
int N;
int main(){
        scanf("%d",&N);
        for(int j = 0; j < N; j++) scanf("%d",A+j);
        for(int j = 0; j < N; j++) scanf("%d",B+j);
        for(int j = 0; j < N; j++) scanf("%d",C+j);
        std::sort(A,A+N);
        std::sort(B,B+N);
        std::sort(C,C+N);

        ll ans = 0;
        for(int i = 0; i < N; i++){
                ans += (std::lower_bound(A,A+N,B[i])-A)*((C+N-std::upper_bound(C,C+N,B[i])));
        }
        printf("%lld\n",ans);

}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:9: error: 'll' was not declared in this scope
   17 |         ll ans = 0;
      |         ^~
a.cc:19:17: error: 'ans' was not declared in this scope; did you mean 'abs'?
   19 |                 ans += (std::lower_bound(A,A+N,B[i])-A)*((C+N-std::upper_bound(C,C+N,B[i])));
      |                 ^~~
      |                 abs
a.cc:21:25: error: 'ans' was not declared in this scope; did you mean 'abs'?
   21 |         printf("%lld\n",ans);
      |                         ^~~
      |                         abs
Language: C++

typedef long long ll;
int A[100000];
int B[100000];
int C[100000];
ll Bcnt[100000];
ll Ccnt[100000];
int N;
int main(){
        scanf("%d",&N);
        for(int j = 0; j < N; j++) scanf("%d",A+j);
        for(int j = 0; j < N; j++) scanf("%d",B+j);
        for(int j = 0; j < N; j++) scanf("%d",C+j);
        std::sort(A,A+N);
        std::sort(B,B+N);
        std::sort(C,C+N);

        for(int i = 0; i < N; i++){
                Bcnt[i]=(std::lower_bound(A,A+N,B[i])-A);
        }
        for(int i = 1; i < N; i++){
                Bcnt[i]+=Bcnt[i-1];
        }
        for(int i = 0; i < N; i++){
                Ccnt[i]=Bcnt[(std::lower_bound(B,B+N,C[i])-B)-1];
        }
        ll ans = 0;
        for(int i = 0; i < N; i++){
                ans += Ccnt[i];
        }
#define NDEBUG
#ifndef NDEBUG
        puts("A[i]:"); for(int i = 0; i < N; i++)printf("%d,",A[i]); puts("");
        puts("B[i]:"); for(int i = 0; i < N; i++)printf("%d,",B[i]); puts("");
        puts("C[i]:"); for(int i = 0; i < N; i++)printf("%d,",C[i]); puts("");
        puts("Bcnt[i]:"); for(int i = 0; i < N; i++)printf("%lld,",Bcnt[i]); puts("");
        puts("Ccnt[i]:"); for(int i = 0; i < N; i++)printf("%lld,",Ccnt[i]); puts("");
#endif
        printf("%lld\n",ans);

}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:9: error: 'scanf' was not declared in this scope
    9 |         scanf("%d",&N);
      |         ^~~~~
a.cc:13:14: error: 'sort' is not a member of 'std'
   13 |         std::sort(A,A+N);
      |              ^~~~
a.cc:14:14: error: 'sort' is not a member of 'std'
   14 |         std::sort(B,B+N);
      |              ^~~~
a.cc:15:14: error: 'sort' is not a member of 'std'
   15 |         std::sort(C,C+N);
      |              ^~~~
a.cc:18:31: error: 'lower_bound' is not a member of 'std'
   18 |                 Bcnt[i]=(std::lower_bound(A,A+N,B[i])-A);
      |                               ^~~~~~~~~~~
a.cc:24:36: error: 'lower_bound' is not a member of 'std'
   24 |                 Ccnt[i]=Bcnt[(std::lower_bound(B,B+N,C[i])-B)-1];
      |                                    ^~~~~~~~~~~
a.cc:38:9: error: 'printf' was not declared in this scope
   38 |         printf("%lld\n",ans);
      |         ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | typedef long long ll;
Language: C++

def mergesortsub(a, b):
    i = 0
    j = 0
    merged = []
    while i<len(a) or j<len(b):
        if i == len(a):
            merged.append(b[j])
            j += 1
        elif j == len(b):
            merged.append(a[i])
            i += 1
        elif a[i]<b[j]:
            merged.append(a[i])
            i += 1
        else:
            merged.append(b[j])
            j += 1
    return merged

def mergesort(a):
    if len(a)==1:
        return a
    else:
        l = len(a)//2
        return mergesortsub(mergesort(a[0:l]), mergesort(a[l:len(a)]))


def searchsub(arr, x, l, r):
    if r-l <= 1:
        if arr[l]>x:
            return l
        else:
            return l+1
    
    m = l + (l+r)//2
    if arr[m]<=x:
        return searchsub(arr, x, m, r)
    else:
        return searchsub(arr, x, l, m)
        
def search(arr, x):
    return searchsub(arr, x, 0, len(arr))

    
    
n = int(input())

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

a = mergesort(a)
b = mergesort(b)
c = mergesort(c)

s = 0

for i in range(n):
    t = search(b, a[i])
    for j in range(t, n):
        s += n - search(c, b[j])
        
print(s)

Compiler output:
a.cc:1:1: error: 'def' does not name a type
    1 | def mergesortsub(a, b):
      | ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
vector<int>va;
vector<int>vb;
vector<int>vc;
int main(){
    int n,a,b,c,ans=0;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>a;
        va.push_back(a);
    }
    for(int i=0;i<n;i++){
        cin>>b;
        vb.push_back(b);
    }
    for(int i=0;i<n;i++){
        cin>>c;
        vc.push_back(c);
    }
    sort(va.begin(),va.end());
    sort(vc.begin(),vc.end());
    for(int i=0;i<n;i++){
        ans+=(n-upper_bound(vc.begin(),vc.end(),b[i]))*(lower_bound(va.begin(),va.end(),vb[i]));
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:50: error: invalid types 'int[int]' for array subscript
   24 |         ans+=(n-upper_bound(vc.begin(),vc.end(),b[i]))*(lower_bound(va.begin(),va.end(),vb[i]));
      |                                                  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
vector<int>va;
vector<int>vb;
vector<int>vc;
int main(){
    int n,a,b,c,ans=0;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>a;
        va.push_back(a);
    }
    for(int i=0;i<n;i++){
        cin>>b;
        vb.push_back(b);
    }
    for(int i=0;i<n;i++){
        cin>>c;
        vc.push_back(c);
    }
    sort(va.begin(),va.end());
    sort(vc.begin(),vc.end());
    for(int i=0;i<n;i++){
        ans+=n-upper_bound(vc.begin(),vc.end(),b[i])*lower_bound(va.begin(),va.end(),b[i]);
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:49: error: invalid types 'int[int]' for array subscript
   24 |         ans+=n-upper_bound(vc.begin(),vc.end(),b[i])*lower_bound(va.begin(),va.end(),b[i]);
      |                                                 ^
a.cc:24:87: error: invalid types 'int[int]' for array subscript
   24 |         ans+=n-upper_bound(vc.begin(),vc.end(),b[i])*lower_bound(va.begin(),va.end(),b[i]);
      |                                                                                       ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
vector<int>va;
vector<int>vb;
vector<int>vc;
int main(){
    int n,a,b,c,ans=0;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>a;
        va.push_back(a);
    }
    for(int i=0;i<n;i++){
        cin>>b;
        vb.push_back(b);
    }
    for(int i=0;i<n;i++){
        cin>>c;
        vc.push_back(c);
    }
    sort(va.begin(),va.end());
    sort(vc.begin(),vc.end());
    for(int i=0;i<n;i++){
        ans+=n-upper_bound(vc.begin(),vc.end(),b[i]);
        ans+=lower_bound(va.begin(),va.end(),b[i]);
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:49: error: invalid types 'int[int]' for array subscript
   24 |         ans+=n-upper_bound(vc.begin(),vc.end(),b[i]);
      |                                                 ^
a.cc:25:47: error: invalid types 'int[int]' for array subscript
   25 |         ans+=lower_bound(va.begin(),va.end(),b[i]);
      |                                               ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
vector<int>va;
vector<int>vb;
vector<int>vc;
int main(){
    int n,a,b,c,ans=0;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>a;
        va.push_back(a);
    }
    for(int i=0;i<n;i++){
        cin>>b;
        vb.push_back(b);
    }
    for(int i=0;i<n;i++){
        cin>>c;
        vc.push_back(c);
    }
    sort(va.begin(),va.end());
    sort(vc.begin(),vc.end());
    for(int i=0;i<n;i++){
        ans+=n-upper_bound(vc.begin(),vc.end());
        ans+=lower_bound(va.begin(),va.end());
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:27: error: no matching function for call to 'upper_bound(std::vector<int>::iterator, std::vector<int>::iterator)'
   24 |         ans+=n-upper_bound(vc.begin(),vc.end());
      |                ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h:2019:5: note: candidate: 'template<class _FIter, class _Tp> _FIter std::upper_bound(_FIter, _FIter, const _Tp&)'
 2019 |     upper_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:2019:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:2050:5: note: candidate: 'template<class _FIter, class _Tp, class _Compare> _FIter std::upper_bound(_FIter, _FIter, const _Tp&, _Compare)'
 2050 |     upper_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:2050:5: note:   candidate expects 4 arguments, 2 provided
a.cc:25:25: error: no matching function for call to 'lower_bound(std::vector<int>::iterator, std::vector<int>::iterator)'
   25 |         ans+=lower_bound(va.begin(),va.end());
      |              ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60:
/usr/include/c++/14/bits/stl_algobase.h:1530:5: note: candidate: 'template<class _ForwardIterator, class _Tp> _ForwardIterator std::lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&)'
 1530 |     lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1530:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:1963:5: note: candidate: 'template<class _FIter, class _Tp, class _Compare> _FIter std::lower_bound(_FIter, _FIter, const _Tp&, _Compare)'
 1963 |     lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:1963:5: note:   candidate expects 4 arguments, 2 provided
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,a,b,c,ans=0;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>a;
        va.push_back(a);
    }
    for(int i=0;i<n;i++){
        cin>>b;
        vb.push_back(b);
    }
    for(int i=0;i<n;i++){
        cin>>c;
        vc.push_back(c);
    }
    sort(va.begin(),va.end());
    sort(vc.begin(),vc.end());
    for(int i=0;i<n;i++){
        ans+=n-upper_bound(vc.begin(),vc.end());
        ans+=lower_bound(va.begin(),va.end());
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: 'va' was not declared in this scope; did you mean 'a'?
    8 |         va.push_back(a);
      |         ^~
      |         a
a.cc:12:9: error: 'vb' was not declared in this scope; did you mean 'b'?
   12 |         vb.push_back(b);
      |         ^~
      |         b
a.cc:16:9: error: 'vc' was not declared in this scope; did you mean 'c'?
   16 |         vc.push_back(c);
      |         ^~
      |         c
a.cc:18:10: error: 'va' was not declared in this scope; did you mean 'a'?
   18 |     sort(va.begin(),va.end());
      |          ^~
      |          a
a.cc:19:10: error: 'vc' was not declared in this scope; did you mean 'c'?
   19 |     sort(vc.begin(),vc.end());
      |          ^~
      |          c
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,a[100000],b[100000],c[100000],ans=0;
    cin>>n;
    for(int i=0;i<n;i++)cin>>a[i];
    for(int i=0;i<n;i++)cin>>b[i];
    for(int i=0;i<n;i++)cin>>c[i];
    sort(a,a+n);
    sort(c,c+n);
    for(int i=0;i<n;i++){
        ans+=n-upper_bound(c,c+n);
        ans+=lower_bound(a,a+n);
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:27: error: no matching function for call to 'upper_bound(int [100000], int*)'
   12 |         ans+=n-upper_bound(c,c+n);
      |                ~~~~~~~~~~~^~~~~~~
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h:2019:5: note: candidate: 'template<class _FIter, class _Tp> _FIter std::upper_bound(_FIter, _FIter, const _Tp&)'
 2019 |     upper_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:2019:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:2050:5: note: candidate: 'template<class _FIter, class _Tp, class _Compare> _FIter std::upper_bound(_FIter, _FIter, const _Tp&, _Compare)'
 2050 |     upper_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:2050:5: note:   candidate expects 4 arguments, 2 provided
a.cc:13:25: error: no matching function for call to 'lower_bound(int [100000], int*)'
   13 |         ans+=lower_bound(a,a+n);
      |              ~~~~~~~~~~~^~~~~~~
In file included from /usr/include/c++/14/algorithm:60:
/usr/include/c++/14/bits/stl_algobase.h:1530:5: note: candidate: 'template<class _ForwardIterator, class _Tp> _ForwardIterator std::lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&)'
 1530 |     lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1530:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:1963:5: note: candidate: 'template<class _FIter, class _Tp, class _Compare> _FIter std::lower_bound(_FIter, _FIter, const _Tp&, _Compare)'
 1963 |     lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:1963:5: note:   candidate expects 4 arguments, 2 provided
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define dump(x) cout << (x) << endl
typedef long long ll;
typedef pair<ll, ll> pl;
typedef pair<int, int> pi;
typedef vector<int> V;

int main() {
  int n;
  cin >> n;
  V a(n), b(n), c(n);
  REP(i, n) {
    cin >> a[i];
  }
a  REP(i, n) {
    cin >> b[i];
  }
  REP(i, n) {
    cin >> c[i];
  }
  sort(a.begin(), a.end());
  sort(b.begin(), b.end());
  sort(c.begin(), c.end());
  int x, y;
  int ret = 0;
  REP(i, n) {
    x = lower_bound(a.begin(), a.end(), b[i]) - a.begin();
    y = n - (upper_bound(c.begin(), c.end(), b[i]) - c.begin());
    ret += x*y;
  }
  dump(ret);
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:2: error: expected ';' before 'for'
   18 | a  REP(i, n) {
      |  ^
      |  ;
a.cc:18:8: error: 'i' was not declared in this scope
   18 | a  REP(i, n) {
      |        ^
a.cc:3:34: note: in definition of macro 'FOR'
    3 | #define FOR(i,a,b) for(int i=(a);i<(b);++i)
      |                                  ^
a.cc:18:4: note: in expansion of macro 'REP'
   18 | a  REP(i, n) {
      |    ^~~
Language: C++

#include<iostream>
#include<algorithm>

typedef long long int;

using namespace std;

long long n;
int N;
int A[100005], B[100005], C[100005];
int ans;
signed main(){
    cin >> N;
	for (int i = 0; i < N; i++) {
		cin >> A[i];
	}
	for (int i = 0; i < N; i++) {
		cin >> B[i];
	}
	for (int i = 0; i < N; i++) {
		cin >> C[i];
	}

	sort(A, A + N);
	sort(B, B + N);
	sort(C, C + N);

	int tmp1[100005], tmp2[100005];
	for (int i = 0; i < N; i++) {
		tmp1[i] = lower_bound(A, A + N, B[i]) - A;
		tmp2[i] = C + N - upper_bound(C, C + N, B[i]);
		//cout << tmp1[i] << " " << tmp2[i] << endl;
	}
	for (int i = 0; i < N; i++) ans += tmp1[i] * tmp2[i];

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

Compiler output:
a.cc:4:19: error: declaration does not declare anything [-fpermissive]
    4 | typedef long long int;
      |                   ^~~
Language: C++

#include<stdio.h>
#include<algorithm>
#define ll long long
using namespace std;

const int maxn = 1e6+20;
ll a[maxn],b[maxn],c[maxn];

int main()
{
    ll n;
    scanf("%lld",&n);
    for(int i = 1 ; i <= n ; i ++) scanf("%lld",&a[i]);
    for(int i = 1 ; i <= n ; i ++) scanf("%lld",&b[i]);
    for(int i = 1 ; i <= n ; i ++) scanf("%lld",&c[i]);
    sort(a+1,a+n+1);
    sort(b+1,b+n+1);
    sort(c+1,c+n+1);
    ll ans = 0;
    ll numa = 0,numc = 0;
    for(int i = ! ; i <= n ; i ++)
    {
        while(a[numa+1] < b[i] && numa+1 <= n) numa ++;
        while(c[numc+1] <= b[i] && numc+1 <= n) numc ++;
        ans += numa*(n-numc);
    }
    printf("%lld\n",ans);
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:19: error: expected primary-expression before ';' token
   21 |     for(int i = ! ; i <= n ; i ++)
      |                   ^
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#define llong long long
#define For(i,a,b) for(int i=(a);i<(b);i++)
#define Rep(i,n) for(int i=0;i<(n);i++)
using namespace std;

int main(){
  int N; cin >> N;
  vector<int> A(N), B(N), C(N);
  Rep(i, N) cin >> A[i];
  Rep(i, N) cin >> B[i];
  Rep(i, N) cin >> C[i];
  
  sort(A.begin(), A.end());
  sort(B.begin(), B.end());
  sort(C.begin(), C.end());

  vector<int> Ax(N, 0), Bx(N, 0), Cx(N, 0);
  int cntA=0, cntB=0, cntC=0;
  int total=0;

  long long ans = 0;
  Rep(i, N){
      long long cnt;
      cnt = lower_bound(A.begin(), A.end(), B[i]) - A.begin();
      cnt *= n - (upper_bound(C.begin(), C.end(), B[i]) - C.begin());
      ans += cnt;
  }

  cout << ans << endl;

  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:14: error: 'n' was not declared in this scope
   28 |       cnt *= n - (upper_bound(C.begin(), C.end(), B[i]) - C.begin());
      |              ^
Language: C++

#include <iostream>
#include <cmath>
#include <string>
#include <set>
#include <vector>
#include <map>
#include <list>
#include <stack>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> p;
static const int MAX = 100000;
static const int NIL = -1;

int main(void) {
    ll n, i, j, k, tmp1, tmp2, ans=0;
    cin >> n;
    ll a[n], b[n], c[n];
    for(i=0; i<n; i++)
        cin >> a[i];
    for(i=0; i<n; i++)
        cin >> b[i];
    for(i=0; i<n; i++)
        cin >> c[i];
    
    sort(a, a+n);
    sort(b, b+n);
    sort(c, c+n);

    for(j=0; j<n; j++) {
        tmp1=lower_bound(a, a+n, j)-a;
        tmp2=lower_bound(c, c+n, j)-c;
        ans += tmp1*(n-tmp2);
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:5: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   26 |     sort(a, a+n);
      |     ^~~~
      |     sqrt
Language: C++

#include <iostream>
#include <cmath>
#include <string>
#include <set>
#include <vector>
#include <map>
#include <list>
#include <stack>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> p;
static const int MAX = 100000;
static const int NIL = -1;

int main(void) {
    ll n, i, j, k, tmp1, tmp2;
    cin >> n;
    ll a[n+1], b[n+1], c[n+1], dp[n+1];
    for(i=1; i<=n; i++)
        cin >> a[i];
    for(i=1; i<=n; i++)
        cin >> b[i];
    for(i=1; i<=n; i++)
        cin >> c[i];
    
    sort(a, a+n);
    sort(b, b+n);
    sort(c, c+n);
    dp[0]=0;
    for(i=1; i<=n; i++) {
        for(j=1; j<=n; j++) {
            tmp1=0;
            if(a[j]>=b[i]) {
                tmp1=j-1;
                break;
            }
        }
        
        for(j=1; j<=n; j++) {
            tmp2=0;
            if(b[i]<c[j]) {
                tmp2=i-j+1;
                break;
            }
        }
        dp[i]=dp[i-1]+tmp1*tmp2;
    }
    cout << dp[n];
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:5: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   26 |     sort(a, a+n);
      |     ^~~~
      |     sqrt
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define forx(i, a, b) for (int i = (a); i < (b); i++)
#define rep(j, n) for (int j = 0; j < (n); j++)

typedef long long ll;

int main(){
int n;
cin>>n;
vector<int>a(n),b(n),c(n);
ll ans;
rep(i,n)cin>>a[i];
rep(i,n)cin>>b[i];
rep(i,n)cin>>c[i];
sort(a.begin(),a.end());
sort(b.begin(),b.end());
sort(c.begin(),c.end());

rep(j,n){
  int na=upper_bound(a.begin(),a.end(),b[j])-a.begin();  
  int nc=lower_bownd(c.begin(),c.end(),b[j])-c.begin();
  ans+=na*nc;
}
cout<<ans<<endl;
return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:10: error: 'lower_bownd' was not declared in this scope
   22 |   int nc=lower_bownd(c.begin(),c.end(),b[j])-c.begin();
      |          ^~~~~~~~~~~
Language: C++

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

int a[1000000],b[1000000],c[1000000];
int main(){
    int n;
    cin >> n;
    for(int j=0;j<n;j++){
            cin >> a[j]; 
    }
    for(int j=0;j<n;j++){
            cin >> b[j]; 
    }
    
    for(int j=0;j<n;j++){
            cin >> c[j]; 
    }
    sort(a,a+n);
    sort(b,b+n);
    sort(c,c+n);
    int sum = 0;
    int up,down;
    for(int i=0;i<n;i++){
        //up=n;
        //down=n;
        up = lower_bound(a.begin(),a.end(),b[i]);
        down = upper_bound(c.begin(),c.end(),b[i]);
        sum += up * down;
    }
    cout << sum << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:28: error: request for member 'begin' in 'a', which is of non-class type 'int [1000000]'
   26 |         up = lower_bound(a.begin(),a.end(),b[i]);
      |                            ^~~~~
a.cc:26:38: error: request for member 'end' in 'a', which is of non-class type 'int [1000000]'
   26 |         up = lower_bound(a.begin(),a.end(),b[i]);
      |                                      ^~~
a.cc:27:30: error: request for member 'begin' in 'c', which is of non-class type 'int [1000000]'
   27 |         down = upper_bound(c.begin(),c.end(),b[i]);
      |                              ^~~~~
a.cc:27:40: error: request for member 'end' in 'c', which is of non-class type 'int [1000000]'
   27 |         down = upper_bound(c.begin(),c.end(),b[i]);
      |                                        ^~~
Language: C++

#include <iostream>
#include <algorithm>
#include <functional>
#include<vector>
#include<math.h>
#include<bitset>
#include<string>
#include <deque>
#include<queue>
#include<map>
using namespace std;
int 	ABC[100000];


int main() {
	int N;
	cin >> N;
	int A[100];
	int B[100];
	int C[100];
	A[0] = 0, B[0] = 0, C[0] = 0;
		for (int i = 1; i <= N; i++) {
			cin >> A[i];
		}
		for (int i = 1; i <= N; i++) {
			cin >> B[i];
		}
		for (int i = 1; i <= N; i++) {
			cin >> C[i];
		}
		int a, b;
		sort(A, A + N+1);
		sort(B, B + N+1);
		sort(C, C + N+1);
		for (int i = 1; i <= N; i++) {
			a=lower_bound(B, B + N + 1, A[i])-B;
			b=lower_bound(C,C+N+1,B[])
	}

	cout << lower_bound(A, A + N, C[2])-A << endl;
	cout << ABC[N];
	return 0;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:49: error: expected primary-expression before ']' token
   37 |                         b=lower_bound(C,C+N+1,B[])
      |                                                 ^
Language: C++

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

LL top[1000000005];
LL middle[1000000005];
LL bottom[1000000005];

int main() {
    LL N, num, comb = 0;
    cin >> N;
    for (int i = 0; i < 1000000005; i++) {
        top[i] = 0;
        middle[i] = 0;
        bottom[i] = 0;
    }

    for (int i = 0; i < N; i++) {
        cin >> num;
        top[num]++;
    }

    for (int i = 0; i < N; i++) {
        cin >> num;
        middle[num]++;
    }

    for (int i = 0; i < N; i++) {
        cin >> num;
        bottom[num]++;
    }

    for (int i = 1; i < 1000000005; i++) top[i] += top[i - 1];
    for (int i = 1000000003; i >= 0; i--) bottom[i] += bottom[i + 1];

    for (int i = 1; i < 1000000005; i++) {
        if (middle[i] != 0) {
            comb += top[i - 1] * middle[i] * bottom[i + 1];
        }
    }

    cout << comb << endl;

    return 0;
}

Compiler output:
/tmp/ccqozChB.o: in function `main':
a.cc:(.text+0x5b): relocation truncated to fit: R_X86_64_PC32 against symbol `middle' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x77): relocation truncated to fit: R_X86_64_PC32 against symbol `bottom' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x11e): relocation truncated to fit: R_X86_64_PC32 against symbol `middle' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x135): relocation truncated to fit: R_X86_64_PC32 against symbol `middle' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x17e): relocation truncated to fit: R_X86_64_PC32 against symbol `bottom' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x195): relocation truncated to fit: R_X86_64_PC32 against symbol `bottom' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x22e): relocation truncated to fit: R_X86_64_PC32 against symbol `bottom' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x249): relocation truncated to fit: R_X86_64_PC32 against symbol `bottom' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x265): relocation truncated to fit: R_X86_64_PC32 against symbol `bottom' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x290): relocation truncated to fit: R_X86_64_PC32 against symbol `middle' defined in .bss section in /tmp/ccqozChB.o
a.cc:(.text+0x2c8): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status
Language: C++

#include<iostream>
#include<algorithm>
#include<string>
#include<vector>
#include<queue>
#include<map>
#include<set>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
using namespace std;

int n;
int a[111111], b[111111], c[111111];

int BinarySearch(int *d, int num); 

int main(){
  ios_base::sync_with_stdio(false);

  int ans = 0;

  cin >> n;
  for(int i=0;i<n;i++){
    cin >> a[i];
  }
  for(int i=0;i<n;i++){
    cin >> b[i];
  }
  for(int i=0;i<n;i++){
    cin >> c[i];
  }

  sort(a, a+n);
  sort(b, b+n);
  sort(c, c+n);

  for(int i=0;i<n;i++){
    ll aa = BinarySearch(a, b[i]);
    ll cc = BinarySearch(c, b[i]);
    if(c[cc] == b[i]){
      cc++;
    }
    //cout << "ans += " << aa << " * (n - " << cc << ") = " << aa*(n-cc) << endl;
    cc = n - cc;
    ans += aa * cc;
  }

  cout << ans << endl;

  return 0;
}

int BinarySearch(int *d, int num){
  int ok = 0;
  int ng = n;
  int mid = (ok + ng) / 2;

  while(ng - ok > 1){
    if(num < d[mid]){
      ng = mid;
    } else {
      ok = mid;
    }
    mid = (ok + ng) / 2;
  }

  if(mid == 0 && num < d[mid]){
    return 0;
  }
  if(num == d[mid])return mid; 
  return mid + 1;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:5: error: 'll' was not declared in this scope
   40 |     ll aa = BinarySearch(a, b[i]);
      |     ^~
a.cc:41:7: error: expected ';' before 'cc'
   41 |     ll cc = BinarySearch(c, b[i]);
      |       ^~~
      |       ;
a.cc:42:10: error: 'cc' was not declared in this scope; did you mean 'c'?
   42 |     if(c[cc] == b[i]){
      |          ^~
      |          c
a.cc:46:5: error: 'cc' was not declared in this scope; did you mean 'c'?
   46 |     cc = n - cc;
      |     ^~
      |     c
a.cc:47:12: error: 'aa' was not declared in this scope; did you mean 'a'?
   47 |     ans += aa * cc;
      |            ^~
      |            a
Language: Java

import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc =new Scanner(System.in);
  int N = sc.nextInt();
  long[] a = new long[N];
  long[] b = new long[N];
  long[] c = new long[N];
  for(int i = 0;i < N;i++){
    a[i] = sc.nextLong();
  }
  for(int i = 0;i < N;i++){
    b[i] = sc.nextLong();
  }
  for(int i = 0;i < N;i++){
    c[i] = sc.nextLong();
  }
  Arrays.sort(a);
  Arrays.sort(b);
  Arrays.sort(c);
  int max=0;min=0;
  for(int i = N-1;;i--){
    if(b[i] >= a[N-1] && a[N-1] >= b[i-1]){
      bmax = i;
      break;
    }
  for(int i = 0;;i++){
    if(b[i+1] >= c[0] && c[0] >= b[i]){
      bmin = i;
      break;
    }
  int counter = 0; 
  for(int i = 0;i < N;i++){
    for(int j = bmin;j < bmax;j++){
      for(int k = 0;k < N;k++){
        if(a[i] > b[j] && b[j] > c[k])counter++;
      }
    }
  }
  System.out.println(counter);
}}


Compiler output:
Main.java:41: error: reached end of file while parsing
}}
  ^
1 error
Language: C++

#include <iostream>
#include <vector>
#include <map>
#include <algorithm>
#include <cmath>

using namespace std;

#define B       (cout << "Sehen Sie mich!" << endl)
#define VB(val) (cout << val << endl)

inline int ctoi(const char c){
        if('0' <= c && c <= '9') return (c -'0');
        return -1;
}

int main()
{
        int n;
        cin >> n;
        vector<int> a;
        vector<int> b;
        vector<int> c;

        for (int i = 0; i < n; i++) {
                int tmp;
                cin >> tmp;
                a.push_back(tmp);
        }
        for (int i = 0; i < n; i++) {
                int tmp;
                cin >> tmp;
                b.push_back(tmp);
        }
        for (int i = 0; i < n; i++) {
                int tmp;
                cin >> tmp;
                b.push_back(tmp);
        }

        int ret = 0;

        sort(a.begin(), a.end());
        sort(c.begin(), c.end());
        for (int i = 0; i < n; i++) {
                //ret = n - lower_bound(a, a + n, b[i]);
                //ret += n - upper_bound(c, c + n, b[i]);
                decltype(a)::iterator it = lower_bound(a.begin(), a.end(), b[i]));
                decltype(c)::iterator itt = upper_bound(c.begin(), c.end(), b[i]);
                ret += ((it - a.begin()) * (n - (itt - c.begin())));
        }
        VB(ret);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:48:81: error: expected ',' or ';' before ')' token
   48 |                 decltype(a)::iterator it = lower_bound(a.begin(), a.end(), b[i]));
      |                                                                                 ^
Language: C++

#include<iostream>
using namespace std;

int N;
long long A[100000],B[100000],C[100000];
long long ans=0,A_dis,C_dis;

int main(){
  cin >> N;
  for(int i = 0; i < N; i++){
    cin >> A[i];
  }
  for(int i = 0; i < N; i++){
    cin >> B[i];
  }
  for(int i = 0; i < N; i++){
    cin >> C[i];
  }

  for(int j = 0; j < N; j++){
    A_dis = distance(A,lower_bound(A,A+N,B[j]));
    C_dis = N - distance(C,upper_bound(C,C+N,B[j]));

    //cout << distance(C,upper_bound(C,C+N,B[j])) << endl;
    ans += A_dis * C_dis;
  }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:22:28: error: 'upper_bound' was not declared in this scope
   22 |     C_dis = N - distance(C,upper_bound(C,C+N,B[j]));
      |                            ^~~~~~~~~~~
Language: C++

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

int N;
long long A[100000],B[100000],C[100000];
long long ans=0,A_dis,C_dis;

int main(){
  cin >> N;
  for(int i = 0; i < N; i++){
    cin >> A[i];
  }
  for(int i = 0; i < N; i++){
    cin >> B[i];
  }
  for(int i = 0; i < N; i++){
    cin >> C[i];
  }

  for(int j = 0; j < N; j++){
    A_dis = distance(A,lower_bound(A,A+N,B[j]));
    C_dis = N - distance(C,upper_bound(C,C+N,B[j]));

    //cout << distance(C,upper_bound(C,C+N,B[j])) << endl;
    ans += A_dis * C_dis;
  }

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

Compiler output:
a.cc:2:10: error: missing terminating > character
    2 | #include<
      |          ^
a.cc:2:9: error: empty filename in #include
    2 | #include<
      |         ^
a.cc: In function 'int main()':
a.cc:23:28: error: 'upper_bound' was not declared in this scope
   23 |     C_dis = N - distance(C,upper_bound(C,C+N,B[j]));
      |                            ^~~~~~~~~~~
Language: C

int main() {
	int n;
	int s = 0, l = 0;
	int a[100010], b[100010], c[100010];
	unsigned long long int ans = 0;
	scanf("%d", &n);
	for (int i = 0; i < n; i++)	scanf("%d", &a[i]);
	for (int i = 0; i < n; i++)	scanf("%d", &b[i]);
	for (int i = 0; i < n; i++)	scanf("%d", &c[i]);
	qsort(a, n, sizeof(int), fw);
	qsort(b, n, sizeof(int), fw);
	qsort(c, n, sizeof(int), fw);
	for (int m = 0; m < n; m++)
	{
		while (a[s] < b[m] && s < n) s++;
		while (b[m] >= c[l] && l < n) l++;
		ans += s*(n - l);
	}
	printf("%llu", ans);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    6 |         scanf("%d", &n);
      |         ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int main() {
main.c:6:9: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    6 |         scanf("%d", &n);
      |         ^~~~~
main.c:6:9: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:10:9: error: implicit declaration of function 'qsort' [-Wimplicit-function-declaration]
   10 |         qsort(a, n, sizeof(int), fw);
      |         ^~~~~
main.c:10:34: error: 'fw' undeclared (first use in this function)
   10 |         qsort(a, n, sizeof(int), fw);
      |                                  ^~
main.c:10:34: note: each undeclared identifier is reported only once for each function it appears in
main.c:19:9: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   19 |         printf("%llu", ans);
      |         ^~~~~~
main.c:19:9: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:19:9: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:19:9: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

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

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

int descending_compare(const void *a, const void *b){
    return *(int*)b - *(int*)a;
}

int ascending_compare(const void *a, const void *b){
    return *(int*)a - *(int*)b;
}




int a[100000];
int b[100000];
int c[100000];

int main(void){
    int n;
    int i;
    int answer = 0;
    int ai, ci;
    
    scanf("%d", &n);
    for (i = 0; i < n; i++){
        scanf("%d", &a[i]);
    }
    for (i = 0; i < n; i++){
        scanf("%d", &b[i]);
    }
    for (i = 0; i < n; i++){
        scanf("%d", &c[i]);
    }

    qsort(a, n, sizeof(int), ascending_compare);
    qsort(b, n, sizeof(int), ascending_compare);
    qsort(c, n, sizeof(int), ascending_compare);

    
    for (i = 0; i < n; i++){
        ai = lower_bound(a, a+n, b[i]) - a;
        ci = upper_bound(c, c+n, b[i]) - c;
        answer += (ai)*(n-ci);
        
    }

    printf("%d\n", answer);
    return 0;
}


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

import bisect

N = int(input())
A = list(map(int,input().split()))
B = list(map(int,input().split()))
C = list(map(int,input().split()))

A.sort()
B.sort()
C.sort()

ans=0

for _ in range(N):
    ans += bisect.bisect_left(A,B[_])*(N-bisect.bisect_right(C,B[_]))

print(ans)

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

import java.util.Arrays;
import java.util.Scanner;

public class MainC {

	static int n;

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		n = sc.nextInt();
		int[] a = new int[n];
		int[] b = new int[n];
		int[] c = new int[n];
		for(int i = 0 ; i < n ; i++) {
			a[i] = sc.nextInt();
		}
		for(int i = 0 ; i < n ; i++) {
			b[i] = sc.nextInt();
		}
		for(int i = 0 ; i < n ; i++) {
			c[i] = sc.nextInt();
		}
		Arrays.sort(a);
		Arrays.sort(c);
		long ans = 0;
		for(int i = 0 ; i < n ; i++) {
			ans += binary_search(a, b[i]) * (n - binary_search(c, b[i] + 1));
		}
		System.out.println(ans);
	}

	// l, r: 端点を含まないので、探索範囲はl+1~r-1
	public static int binary_search(int[] array, int target) {
		int l = -1;
		int r = n;
		while(r - l > 1) {
			int mid = (r + l) / 2;
			if(array[mid] <= target) {
				l = mid;
			} else {
				r = mid;
			}
		}
		return r;
	}

}


Compiler output:
Main.java:4: error: class MainC is public, should be declared in a file named MainC.java
public class MainC {
       ^
1 error
Language: Java

import java.util.Arrays;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int n = sc.nextInt();
		
		int[] a = new int[n];
		int[] b = new int[n];
		int[] c = new int[n];
		
		for(int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
		}
		for(int i = 0; i < n; i++) {
			b[i] = sc.nextInt();
		}
		for(int i = 0; i < n; i++) {
			c[i] = sc.nextInt();
		}
		
		Arrays.sort(a);
		Arrays.sort(b);;
		Arrays.sort(c);
		
		//int x = 0;
		//int y = 0;
		//int z = 0;
		
		int kind = 0;
		for(int i = 0; i < n; i++) {
			for(int j = 0; j < n; j++) {
				for(int k = 0; k < n; k++) {
					if(a[i]<b[j] && b[j]<c[k]) {
						//if(a[i] != x || b[j] != y || c[k] != z) {
							kind++;
							x = a[i];
							y = b[j];
							z = c[k];
						//}
					} 
				}
			}
		}
		System.out.println(kind);;

	}

}


Compiler output:
Main.java:40: error: cannot find symbol
							x = a[i];
							^
  symbol:   variable x
  location: class Main
Main.java:41: error: cannot find symbol
							y = b[j];
							^
  symbol:   variable y
  location: class Main
Main.java:42: error: cannot find symbol
							z = c[k];
							^
  symbol:   variable z
  location: class Main
3 errors