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

#include<iostream>
using namespace std;
int main() {
  int n;
  cin >> n;
  cout<<(pow(10,n)-2*pow(9,n)+pow(8,n))%mod<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:10: error: 'pow' was not declared in this scope
    6 |   cout<<(pow(10,n)-2*pow(9,n)+pow(8,n))%mod<<endl;
      |          ^~~
a.cc:6:41: error: 'mod' was not declared in this scope
    6 |   cout<<(pow(10,n)-2*pow(9,n)+pow(8,n))%mod<<endl;
      |                                         ^~~
Language: C++

    #include<bits/stdc++.h>
    using namespace std;
    using ll=int64_t;
    int main(){
      ll mod=1e9+7;
      ll n;
      cin>>n;
      cout<<(pow(10,n)-2*pow(9,n)+pow(8,n))%mod<<endl;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:8:44: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'll' {aka 'long int'} to binary 'operator%'
    8 |       cout<<(pow(10,n)-2*pow(9,n)+pow(8,n))%mod<<endl;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
      |                                  |          |
      |                                  |          ll {aka long int}
      |                                  __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

#include<bits/stdc++.h>
using namespace std;
#include <numeric> 
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);
#define endl "\n"
#define int long long int
#define mod 1000000007
#define INT_BITS 16
#define INF 10000000
#define pi 3.141592
#define watch(x) cout<<(#x)<<"="<<(x)<<"\n" 
#define pb push_back
//__builtin_popcount

#ifndef ONLINE_JUDGE
    #include "debug.cpp"
#endif

int power(int x,int y)
{
    int sum=1;
    for(int i=0;i<y;i++)
        sum=(sum*x)%mod;
    return sum;
}

int32_t main()
{
    #ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    //freopen("output.txt","w",stdout);
    #endif
    // fast;

   int n;
   cin>>n;

   if(n==1)
    cout<<0<<endl;
    else
    {
        int sum=power(10,n)-power(9,n)-power(9,n);
        sum=(sum++power(8,n))%mod;
        if(sum<0)
            sum+=mod;
        cout<<sum<<endl;
    }


    
 return 0;

}


Compiler output:
a.cc:16:14: fatal error: debug.cpp: No such file or directory
   16 |     #include "debug.cpp"
      |              ^~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>

#define rep(i, n) for (int i = 0; i < (n); i++)

using ll = long long;

using namespace std;

struct UnionFind {
	vector<int> d;
	UnionFind(int n = 0) : d(n, -1) {}
	int find(int x) {
		if (d[x] < 0)return x;
		return d[x] = find(d[x]);
	}
	bool unite(int x, int y) {
		x = find(x); y = find(y);
		if (x == y) return false;
		if (d[x] > d[y]) swap(x, y);
		d[x] += d[y];
		d[y] = x;
		return true;
	}
	bool same(int x, int y) { return find(x) == find(y); }
	int size(int x) { return -d[find(x)]; }
};


const int MOD = 1000000007;

ll powmod(ll a, ll n) {
	ll x = 1;
	for (ll i = 0; i < n; i++) {
		x = x * x%MOD;
	}
	return x % MOD;
}

int main() {
	ll n;
	cin >> n;

	ll ans = 0;
	
	ans += powmod(10, n) % MOD;
	ans -= (powmod(9, n)*2) % MOD;
	ans += powmod(8, n) % MOD;
	if (ans < 0) ans = 0;
	cout <<  << endl;

	return 0;
}






Compiler output:
a.cc: In function 'int main()':
a.cc:49:18: error: expected primary-expression before '<<' token
   49 |         cout <<  << endl;
      |                  ^~
Language: C++

    #include<bits/stdc++.h>
    using namespace std;
    using ll=int64_t;
    int main(){
      ll mod=1e9+7;
      cin>>n;
      cout<<(pow(10,n)-2*pow(9,n)+pow(8,n))%mod<<endl;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:6:12: error: 'n' was not declared in this scope; did you mean 'yn'?
    6 |       cin>>n;
      |            ^
      |            yn
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
 
int main () {
  int n;
  cin >> n;
  
  long long a=1e9+7, ans1=1, ans2=1, ans3=1, ans;
  
  rep(i,n) {
    ans1 *= 10;
    ans1 %= a;
    ans2 *= 9;
    ans2 %= a;
    ans3 *= 8;
    ans3 %= a;
  }
  
  ans = (ans1 - ans2)%a;
  ans = (ans - ans2)%a;
  ans = (ans + ans3)%a;
  ans = (ans + a)%a
  cout << ans << endl;
  //10^n-9^n-9^n+8^n
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:20: error: expected ';' before 'cout'
   23 |   ans = (ans + a)%a
      |                    ^
      |                    ;
   24 |   cout << ans << endl;
      |   ~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
 
int main () {
  int n;
  cin >> n;
  
  long long a=1e9+7, ans1=1, ans2=1, ans3=1, ans;
  
  rep(i,n) {
    ans1 *= 10;
    ans1 %= a;
    ans2 *= 9;
    ans2 %= a;
    ans3 *= 8;
    ans3 %= a;
  }
  
  ans = (ans1 - ans2)%a
  ans = (ans - ans2)%a
  ans = (ans + ans3)%a
  cout << ans << endl;
  //10^n-9^n-9^n+8^n
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:24: error: expected ';' before 'ans'
   20 |   ans = (ans1 - ans2)%a
      |                        ^
      |                        ;
   21 |   ans = (ans - ans2)%a
      |   ~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using vl = vector<ll>;
using vll = vector<vl>;
using Pll = pair<ll, ll>;
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
#define all(v) v.begin(), v.end()
#define sz(x) ((int) x.size())
#define pb push_back
#define mp make_pair
#define mt make_tuple
#define F first
#define S second
const int MOD = 1e9+7;
const ll INF = 2e15;
template<class T> void print(const T& t){ cout << t << endl; }
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; }
ll gcd(ll a,ll b){return b?gcd(b,a%b):a;}

int main(){
  ll n;
  cin>>n;
  ll u=1,nota=1,notaorb=1;
  rep(i,n){
    u*=10;
    u%=MOD;
    nota*=9;
    nota%=MOD;
    notaorb*=8;
    notaorb%=MOD;
  }
  ll aorb=u-notaorb;
  ll a=u-nota;
  ll c=aorb-a;
  ll aandb=aorb-2*c;
  aandb%=MOD;
  aandb=abd(aandb);
  print(aandb);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:40:9: error: 'abd' was not declared in this scope; did you mean 'abs'?
   40 |   aandb=abd(aandb);
      |         ^~~
      |         abs
Language: C++

#include <iostream>

#define MOD 1000000007;

using namespace std;

int main() {
    int n;
    cin >> n;

    long long all = 1;
    long long noZero = 1;
    long long noNine = 1;
    long long noZeroAndNine = 1;

    for (int i = 0; i < n; i++) {
        all = all * 10 % MOD;
        noZero = noZero * 9 % MOD;
        noNine = noNine * 9 % MOD;
        noZeroAndNine = noZeroAndNine * 8 % MOD;
    }

    long long result = all - ((noZero - noZeroAndNine) + (noNine - noZeroAndNine) + noZeroAndNine);
    result %= MOD;
  	result = (result + MOD) % MOD;

    cout << result << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:23: error: expected ')' before ';' token
    3 | #define MOD 1000000007;
      |                       ^
a.cc:25:28: note: in expansion of macro 'MOD'
   25 |         result = (result + MOD) % MOD;
      |                            ^~~
a.cc:25:18: note: to match this '('
   25 |         result = (result + MOD) % MOD;
      |                  ^
a.cc:25:31: error: expected primary-expression before ')' token
   25 |         result = (result + MOD) % MOD;
      |                               ^
Language: C++

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

const ll Q = 7 + 1e9;

ll exp( int n, int m ){
    ll ans = 1;
    rep(i,m) ans = (ans*n)%Q;
    return ans;
}

int main(){
    int N;
    cin >> N;
    ll w_all = exp(10,N); // 0...9
    ll w_wo_0 = exp(9,N); // 1..9 ( = 0..8)
    ll w_wo_09 = exp(8,N); // 1...8
    cout << ( (w_wo_09 - w_wo_0)%Q - w_wo_0 ) % Q + w_all )%Q << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:58: error: expected ';' before ')' token
   21 |     cout << ( (w_wo_09 - w_wo_0)%Q - w_wo_0 ) % Q + w_all )%Q << endl;
      |                                                          ^~
      |                                                          ;
Language: C++

#include <bits/stdc++.h>
#include <algorithm>
using namespace std;
int main(){
  int n;
  cin >> n;
  long long ans;
  long long mod = 1000000007;
  ans = (pow(10,n) - 2*pow(9,n) + pow(8,n)) % mod;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:45: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'long long int' to binary 'operator%'
    9 |   ans = (pow(10,n) - 2*pow(9,n) + pow(8,n)) % mod;
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~
      |                                 |             |
      |                                 |             long long int
      |                                 __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

#include <bits/stdc++.h>
#include <algorithm>
#include <cmath>
using namespace std;
int main(){
  long long n;
  cin >> n;
  long long ans;
  long long mod = 1000000007;
  ans = ((long long) pow(10,n) - (long long)2*pow(9,n) + (long long)pow(8,n)) % mod;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:79: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'long long int' to binary 'operator%'
   10 |   ans = ((long long) pow(10,n) - (long long)2*pow(9,n) + (long long)pow(8,n)) % mod;
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~
      |                                                        |                        |
      |                                                        |                        long long int
      |                                                        __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

#include <bits/stdc++.h>
#include <algorithm>
using namespace std;
int main(){
  long long n;
  cin >> n;
  long long ans;
  long long mod = 1000000007;
  ans = (pow(10,n) - 2*pow(9,n) + pow(8,n)) % mod;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:45: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'long long int' to binary 'operator%'
    9 |   ans = (pow(10,n) - 2*pow(9,n) + pow(8,n)) % mod;
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~
      |                                 |             |
      |                                 |             long long int
      |                                 __gnu_cxx::__promote<double>::__type {aka double}
Language: Java

import java.util.*;

public class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);

        long n = sc.nextInt();
        long ans = power(10,n) - power(9, n) - power(9, n) + power(8, n)

        System.out.println(ans % 1000000007);
    }

    static long power(long x, long n, int mod) {
        if (n == 0) {
            return 1;
        }
        long result = power(x, n / 2, mod);
        result = result * result % mod;
        if (n % 2 == 1) {
            result = result * x % mod;
        }
        return result;
    }

    static long power(long x, long n) {
        return power(x, n, 1000000007);
    }
}


Compiler output:
Main.java:8: error: ';' expected
        long ans = power(10,n) - power(9, n) - power(9, n) + power(8, n)
                                                                        ^
1 error
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
const int M = 1000000007;

longlong powmod(longlong x,longlong y){
    longlong res =1 ;
    for(longlong i=0;i<y;i++){
        res *= x % M;
    }
    return res;
}

int main(){
    int N;
    cin >> N;
    long long ans = powmod(10, N) - powmod(9, N) - powmod(9, N) + powmod(8, N);
    ans %= M;
    ans = (ans + M) % M;
    cout << ans << endl;
}

Compiler output:
a.cc:7:1: error: 'longlong' does not name a type
    7 | longlong powmod(longlong x,longlong y){
      | ^~~~~~~~
a.cc: In function 'int main()':
a.cc:18:21: error: 'powmod' was not declared in this scope
   18 |     long long ans = powmod(10, N) - powmod(9, N) - powmod(9, N) + powmod(8, N);
      |                     ^~~~~~
Language: C++

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

ll MOD = 1000000007;

ll powmod(ll x,ll n) {
    ll res = 1;
    for(int i = 0;i < n;i++) {
        res = res * x % MOD;
    }
    return res;
}

int main() {
    ll n;
    cin >> n;
    ll ans = 0;
    ans = powmod(10,n) - powmod(9,n) - powmod(9,n) + powmod(8,n);
    ans%=MOD;
    ans = (ans+mod)%mod;
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:16: error: 'mod' was not declared in this scope; did you mean 'modf'?
   22 |     ans = (ans+mod)%mod;
      |                ^~~
      |                modf
Language: C++

#include <bits/stdc++.h>
#include <atcoder/all>
#define ll long long int
#define MOD 1000000007
#define P pair<ll,ll>
#define INF 1000000000000000000

using namespace atcoder;
using namespace std;

int main(void){
  ll n;
  cin >> n;
  

  ll ans = pow_mod(10, n, MOD);
  ans = (ans - pow_mod(9, n, MOD) + MOD) % MOD;
  ans = (ans - pow_mod(9, n, MOD) + MOD) % MOD;
  ans = (ans + pow_mod(8, n, MOD) + MOD) % MOD;

  cout << ans << endl;
  

  return 0;
}


Compiler output:
a.cc:2:10: fatal error: atcoder/all: No such file or directory
    2 | #include <atcoder/all>
      |          ^~~~~~~~~~~~~
compilation terminated.
Language: C++

import math
import sys

a=1000000007
def modd(x, y):
    z=1
    for i in range(y):
        z=z*x%a
    return z

j=int(sys.argv[1])
ans=modd(10, j)-modd(9, j)-modd(9, j)+modd(8, j)
print(ans%a)

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

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



int main() {
  int n;
  cin>>n;
  
  const int64_t div=1000000007;
  
  
  if(n<=1){
    cout<<0<<endl;
    return 0;
  }

  int64_t a1=1;//全部

  rep(i,n){
    a1*=10;
    a1%=div;
  }
  //cout<<a1<<endl;

  int64_t a2=1;//0も9も入ってない
  rep(i,n){
    a2*=8;
    a2%=div;
  }
  //cout<<a2<<endl;

  int64_t a3=1;//0or9が入ってない
  rep(i,n){
    a3*=9;
    a3%=div;
  }

  //cout<<a3<<endl;
  int64_t a4=a3*2%div;
  int64_t ans=a1-(a4-a2)%div)%div;
  if(ans<=0)ans+=div;
 
  cout<<ans<<endl;

  
  return 0;

}



Compiler output:
a.cc: In function 'int main()':
a.cc:42:29: error: expected ',' or ';' before ')' token
   42 |   int64_t ans=a1-(a4-a2)%div)%div;
      |                             ^
Language: C++

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

int64_t pppppow(int64_t a, int64_t b){
  int64_t G = a;
  
  for (int64_t i = 1; i < b; i++){
  	G *= a % 1000000007;
    G %= 1000000007;
  }  
  return G;
}


int main() {
 
  int64_t A;
  cin >> A;
  int64_t count;
  
  if(A == 1){
    cout << "0" << endl;
  }else if(A == 2){
    cout << "2" << endl;
  }else{
     
  int64_t ans;
    ans = pppppow(10,A) - pppppow(9,A) - pppppow(9,A) + pppppow(8,A);
    ans %= 1000000007
   cout << (ans + 1000000007) % 1000000007 << endl;
  }
 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:22: error: expected ';' before 'cout'
   29 |     ans %= 1000000007
      |                      ^
      |                      ;
   30 |    cout << (ans + 1000000007) % 1000000007 << endl;
      |    ~~~~
Language: C++

#include <iostream>
using namespace std;

int main(){
  int n; cin >> n;
  long long int ans =0;
  if(n > 1){
  long long int pow=2;
  long long int mid = 1;
   ans = 1;
  for(int i = 0; i < n; i++){
    pow*=9;
    pow%=1000000007;
  }
  for(int i = 0; i < n; i++){
   mid*=8;
   mid%=1000000007;
  }
  for(int i = 0; i < n; i++){
   ans*=10;
    ans %=1000000007; 
  }
  }
  ans = ans - pow+mid;
  if(ans <= 0)ans+=1000000007;
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:15: error: 'pow' was not declared in this scope
   24 |   ans = ans - pow+mid;
      |               ^~~
a.cc:24:19: error: 'mid' was not declared in this scope
   24 |   ans = ans - pow+mid;
      |                   ^~~
Language: C++

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

#define for0(i, n) for (int i = 0; i < (int)(n); ++i) 
#define for1(i, n) for (int i = 1; i <= (int)(n); ++i)
#define forc(i, l, r) for (int i = (int)(l); i <= (int)(r); ++i) 
#define forr0(i, n) for (int i = (int)(n) - 1; i >= 0; --i)
#define forr1(i, n) for (int i = (int)(n); i >= 1; --i)
#define deb(x) cout << #x << "= " << x << endl
#define pb push_back
#define all(x) x.begin(), x.end()
#define sortall(x) sort(all(x))
#define tr(x) for(auto it = x.begin(); x != x.end(); it++)
#define fast ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define MOD 1000000007

typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef double ld;

ll pow(a,b){
    ll ans;
    for0(i,b){
            ans = ((ans%MOD)*a)%MOD;
        }
}

int main() {
    fast;
    int t=1;
    while(t--){
        //begin code here
        int n; cin>>n;
        if(n==2){
            cout << 2;
            continue;
        }
        else if(n==1){
            cout << 0;
            continue;
        }
        ll ans=0;
        ans+=pow(10,n);
        ans-= 2ll*pow(9,n);
        ans=ans+MOD+MOD; ans%=MOD;
        ans+=pow(8,n);
        ans%=MOD;
        cout << ans;
    }
}

Compiler output:
a.cc:27:8: error: 'll pow' redeclared as different kind of entity
   27 | ll pow(a,b){
      |        ^
In file included from /usr/include/features.h:523,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/c++config.h:683,
                 from /usr/include/c++/14/cassert:43,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:33,
                 from a.cc:1:
/usr/include/x86_64-linux-gnu/bits/mathcalls.h:173:1: note: previous declaration 'double pow(double, double)'
  173 | __MATHCALL_VEC (pow,, (_Mdouble_ __x, _Mdouble_ __y));
      | ^~~~~~~~~~~~~~
a.cc:27:8: error: 'a' was not declared in this scope
   27 | ll pow(a,b){
      |        ^
a.cc:27:10: error: 'b' was not declared in this scope; did you mean 'pb'?
   27 | ll pow(a,b){
      |          ^
      |          pb
Language: C++

#include <bits/stdc++.h>
using namespace std;
typeof long long ll;
 
ll mypow(ll a, ll b) {
  ll result = 1;
  for(ll i = 0; i < b; i++){
    result = result * a % 1000000007;
  }
  return result;
}
 
int main() {
  ll n;
  cin >> n;
  
  ll result;
  result = mypow(10, n) - 2 * mypow(9, n) + mypow(8, n);
  result %= 1000000007;
  
  cout << result << endl;
}

Compiler output:
a.cc:3:8: error: expected primary-expression before 'long'
    3 | typeof long long ll;
      |        ^~~~
a.cc:5:1: error: 'll' does not name a type
    5 | ll mypow(ll a, ll b) {
      | ^~
a.cc: In function 'int main()':
a.cc:14:5: error: expected ';' before 'n'
   14 |   ll n;
      |     ^~
      |     ;
a.cc:15:10: error: 'n' was not declared in this scope; did you mean 'yn'?
   15 |   cin >> n;
      |          ^
      |          yn
a.cc:17:5: error: expected ';' before 'result'
   17 |   ll result;
      |     ^~~~~~~
      |     ;
a.cc:18:3: error: 'result' was not declared in this scope
   18 |   result = mypow(10, n) - 2 * mypow(9, n) + mypow(8, n);
      |   ^~~~~~
a.cc:18:12: error: 'mypow' was not declared in this scope; did you mean 'pow'?
   18 |   result = mypow(10, n) - 2 * mypow(9, n) + mypow(8, n);
      |            ^~~~~
      |            pow
Language: C++

#include <bits/stdc++.h>
#include <atcoder/modint>

#pragma region Macro
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define SORT(v) sort(v.begin(), v.end())
#define pb(a) push_back(a)
#define eb(a) emplace_back(a)
#define vi vector<int>
#define vvi vector<vector<int>>
#define chmax(x,y) (x = max(x,y))
#define chmin(x,y) (x = min(x,y))

using namespace std;
typedef long long ll;
typedef pair<int, int> P;
#pragma endregion

#pragma region Debug
void debug_out() { cout << endl; }

template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) {
	cout << H << " ";
	debug_out(T...);
}

#ifdef _DEBUG
#define debug(...) debug_out(__VA_ARGS__)
#else
#define debug(...)
#endif
#pragma endregion

// コンパイル時、エイリアス「debug」を使用 --> マクロが使えるように

using namespace atcoder;
using mint = modint1000000007;

void solve(){
	#define int ll
	// ここに処理を記述
	// コンパイル時はエイリアス「gpp」--> c++17でコンパイル
	
	ll n;
	cin >> n;

	if(n==1){
		cout << 0 << endl;
		return;
	}
	else{
		/*
		ll all = 1;
		rep(i,n){
			all *= 10;
			all = all % (mod);
		}
		ll half = 1;
		rep(i,n){
			half *= 9;
			half = half % (mod);
		}
		half = all - half;
		if(half < 0) half += mod;
		ll no = 1;
		rep(i,n){
			no *= 8;
			no = no % (mod);
		}
		no = all - no;
		if(no < 0) no += mod;

		ll ans = half;
		ans += half;
		ans = ans % (mod);
		ans -= no;
		if(ans < 0) ans += mod;

		cout << ans << endl;
		*/

		mint all = 10;
		all = all.pow(n);
		debug(all.val());
		mint half = 9;
		half = half.pow(n);
		debug(half.val());
		mint no = 8;
		no = no.pow(n);
		debug(no.val());

		mint ans = all - half - half + no;

		cout << ans.val() << endl;
	}

}

signed main(){
	cin.tie(0);
	ios::sync_with_stdio(false);
	cout << fixed << setprecision(15);
	
	solve();
	return 0;
}

Compiler output:
a.cc:2:10: fatal error: atcoder/modint: No such file or directory
    2 | #include <atcoder/modint>
      |          ^~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
#define REP(i, n) for (int i = 0; i < (n); ++i)
#define REPS(I, a, b) for (int i = (a); i < (b); ++i)
using namespace std;
using ll = long long;

int main() {
  int n;
  cin >> n;
  ll mod = 1000000007;
  
  ll ans = 1;
  ll a = 1;
  ll b = 1;
  
  REP(i,n){
    ans *= 10;
    ans %= mod;
    a *= 9;
    a %= mod;
    b *= 8;
    b %= mod;
  }
  
  a = 2 * (a % mod)
  ans = (((ans % mod) - (a) + (b % mod))+mod) % mod;
  
  cout << ans << endl;
  ans %= mod;
  
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:20: error: expected ';' before 'ans'
   26 |   a = 2 * (a % mod)
      |                    ^
      |                    ;
   27 |   ans = (((ans % mod) - (a) + (b % mod))+mod) % mod;
      |   ~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll mod=1000000007;
 
ll powmod(ll x,ll y){
    ll res=1;
    for(ll i=0;i<y;i++){
        res=res*x%mod;
    }
    return res;
}
int main(){
    ll N;
    cin>>N;
    ll ans=(modpow(10,N,1000000007)-2*modpow(9,N,1000000007)%1000000007+modpow(8,N,1000000007))%1000000007;
    ans%=mod;
    ans=(ans+mod)%mod;
    cout<<ans<<"\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:13: error: 'modpow' was not declared in this scope
   16 |     ll ans=(modpow(10,N,1000000007)-2*modpow(9,N,1000000007)%1000000007+modpow(8,N,1000000007))%1000000007;
      |             ^~~~~~
Language: C++

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

int main()
{
  ll N;
  cin >> N;
  ll ans=0;
  ll mod=10e8+7;
  ans=10eN-9eN*2-8eN;
  cout <<ans%mod<<endl;
}


Compiler output:
a.cc:14:7: error: exponent has no digits
   14 |   ans=10eN-9eN*2-8eN;
      |       ^~~~
a.cc:14:12: error: exponent has no digits
   14 |   ans=10eN-9eN*2-8eN;
      |            ^~~
a.cc:14:18: error: exponent has no digits
   14 |   ans=10eN-9eN*2-8eN;
      |                  ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll mod=1000000007;
 
ll powmod(ll x,ll y){
    ll res=1;
    for(ll i=0;i<y;i++){
        res=res*x%mod;
    }
    return res;
}
int main(){
    ll n;
    cin>>n;
    ll ans=(modpow(10,N,1000000007)-2*modpow(9,N,1000000007)%1000000007+modpow(8,N,1000000007))%1000000007;
    ans%=mod;
    ans=(ans+mod)%mod;
    cout<<ans<<"\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:23: error: 'N' was not declared in this scope
   16 |     ll ans=(modpow(10,N,1000000007)-2*modpow(9,N,1000000007)%1000000007+modpow(8,N,1000000007))%1000000007;
      |                       ^
a.cc:16:13: error: 'modpow' was not declared in this scope
   16 |     ll ans=(modpow(10,N,1000000007)-2*modpow(9,N,1000000007)%1000000007+modpow(8,N,1000000007))%1000000007;
      |             ^~~~~~
Language: C++

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

int main()
{
  ll n;
  ll k = 1000000007 cin >> n;
  ll a = 1, b = 1, c = 1;
  if (n == 1)
  {
    cout << "0" << endl;
    return 0;
  }
  else
  {
    for (int i = 1; i <= n; i++)
    {
      a *= 10;
      b *= 9;
      c *= 8;
      if (a > k)
      {
        a = a % k;
      }
      if (b > k)
      {
        b = b % k;
      }
      if (c > k)
      {
        c = c % k;
      }
    }
    ll d = abs(a -2*b + c);
    cout << d % k << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:21: error: expected ',' or ';' before 'cin'
    8 |   ll k = 1000000007 cin >> n;
      |                     ^~~
Language: C++

#include <iostream>
using namespace std;

long long M =  1000000007;

int main() {
    long long N;
    cin >> N;
    if(N==1){
        cout << 0 << endl;
        return 0;
    }
    if(N==2){
        cout << 2 << endl;
        return 0;
    }
    long long cnt1 = 1;
    long long cnt2 = 2;
    long long cnt3 = 1;
    for(long long i=0;i<N;i++){
        cnt1 *= 10;
        cnt1 %= M;
        cnt2 *= 9;
        cnt2 %= M;
        cnt3 *= 8;
        cnt3 %= M;
    }
    long long ans = (cnt1+cnt3-cnt2)%M
    cout << (ans+M)%M << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:29:5: error: expected ',' or ';' before 'cout'
   29 |     cout << (ans+M)%M << endl;
      |     ^~~~
Language: C++

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

int main() {
    long long n;
    cin >> n;
    long long a=1, b=1, c=1;
    for(int i = 0; i < n; i++){
      a *= 10;
      a %= (1e+7);
      b *= 8;
      b %= (1e+7);
      c *= 9;
      c %= (1e+7);
    }
    cout << (a+b-2*c) % (1e+7) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   10 |       a %= (1e+7);
      |       ~~^~~~~~~~~
a.cc:10:9: note:   in evaluation of 'operator%=(long long int, double)'
a.cc:12:9: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   12 |       b %= (1e+7);
      |       ~~^~~~~~~~~
a.cc:12:9: note:   in evaluation of 'operator%=(long long int, double)'
a.cc:14:9: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   14 |       c %= (1e+7);
      |       ~~^~~~~~~~~
a.cc:14:9: note:   in evaluation of 'operator%=(long long int, double)'
a.cc:16:23: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   16 |     cout << (a+b-2*c) % (1e+7) << endl;
      |             ~~~~~~~~~ ^ ~~~~~~
      |                 |        |
      |                 |        double
      |                 long long int
Language: C++

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

int main() {
    long long n;
    cin >> n;
    long long a=1, b=1, c=1;
    for(int i = 0; i < n; i++){
      a *= 10;
      b *= 8;
      c *= 9;
    }
    cout << (a+b-2*c) % (1e+7) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:23: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   13 |     cout << (a+b-2*c) % (1e+7) << endl;
      |             ~~~~~~~~~ ^ ~~~~~~
      |                 |        |
      |                 |        double
      |                 long long int
Language: C++

/*******************************
* BASMILLAHHIR RAHMANNIR RAHIM *
* MD SHAHINUR RAHMAN           *
* DATE: 12/sep/2020            *
* DEPT. OF CSE                 *
* LEADING UNIVERSITY, SYLHET   *
*******************************/
#include<bits/stdc++.h>
#include<vector>
#include<algorithm>
#include<string>
#include<stdlib.h>
#include<math.h>
#define shahin std::ios_base::sync_with_stdio(false); std::cin.tie(NULL);
#define ll long long
#define pb push_back
#define sz(x) (int)(x).size()
const int nax=1000*1007;
const int mod = 1e9 + 7;

using namespace std;
char wcz[nax];

bool fu(int a, int b){
    return (a>b);
}
 
void fun(){
   ll a,b,c,d,sum=0,S=-10000000000;
    cin >> a;
    if(a==1)cout << 0 << endl;
    else{ll s = pow(10,n) - 2* pow(9, n) + pow(8, n);
    cout << (s+2*mod)%mod << endl;
    }
    
                   
}

int main()
{
    shahin
  /*  ll tc,i=1;
    cin >> tc;
    while(tc--)
    {
    //cout << "Case " << i << ": ";
        fun();
    //i++;
    }*/ 
    fun();
   
}


Compiler output:
a.cc: In function 'void fun()':
a.cc:32:24: error: 'n' was not declared in this scope
   32 |     else{ll s = pow(10,n) - 2* pow(9, n) + pow(8, n);
      |                        ^
Language: C++

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

long long modpow(long long a, long long n, long long mod) {
    long long res = 1;
    while (n > 0) {
        if (n & 1) res = res * a % mod;
        a = a * a % mod;
        n >>= 1;
    }
    return res;
}

int main()
{
  long long result;
  long long N;
  long long m = 1000000007;
  cin >> N;
  result = modpow(10,N,m) - modpow(9,N,m) - modpow(9,N,m) + modpow(8,N,m);
  result %= mod;

  cout << result << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:13: error: 'mod' was not declared in this scope; did you mean 'modf'?
   21 |   result %= mod;
      |             ^~~
      |             modf
Language: C++

"""
int(input())
map(int, input().split())
list(map(int, input().split()))
input()
input().split()
"""


n = int(input())
mod = 1000000007
tmp = (10**n)%mod
diff = 2*(9**n)%mod
eight = (8**n)%mod

ans = tmp - diff + eight
ans%=mod
print(ans)


Compiler output:
a.cc:1:3: warning: missing terminating " character
    1 | """
      |   ^
a.cc:1:3: error: missing terminating " character
a.cc:7:3: warning: missing terminating " character
    7 | """
      |   ^
a.cc:7:3: error: missing terminating " character
a.cc:1:1: error: expected unqualified-id before string constant
    1 | """
      | ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  long long n;
  cin >> n;
  long long ans;
  int mod = 1000000007;
  ans = ((((n*(n-1)) % mod)/2)*(n-2)*8)*2) % mod;
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:42: error: expected ';' before ')' token
    8 |   ans = ((((n*(n-1)) % mod)/2)*(n-2)*8)*2) % mod;
      |                                          ^
      |                                          ;
Language: C++

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

long long pow(long long x, long long n) {
    long long ret = 1;
    while (n > 0) {
        if (n & 1) ret *= x;  // n の最下位bitが 1 ならば x^(2^i) をかける
        x *= x;
        n >>= 1;  // n を1bit 左にずらす
    }
    return ret;
}

int main() {
    long long n;
    cin >> n;
    cout << (pow(10, n) + pow(8, n) - 2*pow(9, n)) % 1000000007<< endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:52: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%'
   17 |     cout << (pow(10, n) + pow(8, n) - 2*pow(9, n)) % 1000000007<< endl;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~
      |                                     |                |
      |                                     |                int
      |                                     __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

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

const int MAXN = 1e6+5;
const int MOD = 1e9+7;

int n;

int main() {
    ios::sync_with_stdio(false); cin.tie(0);
    cin >> n;
    cout << (((pow(10, n)%MOD) - 2*pow(9, n)%MOD) + pow(8, n)%MOD) << "\n";
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:26: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'const int' to binary 'operator%'
   12 |     cout << (((pow(10, n)%MOD) - 2*pow(9, n)%MOD) + pow(8, n)%MOD) << "\n";
      |                ~~~~~~~~~~^~~~
      |                   |       |
      |                   |       const int
      |                   __gnu_cxx::__promote<double>::__type {aka double}
a.cc:12:45: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'const int' to binary 'operator%'
   12 |     cout << (((pow(10, n)%MOD) - 2*pow(9, n)%MOD) + pow(8, n)%MOD) << "\n";
      |                                  ~~~~~~~~~~~^~~~
      |                                   |          |
      |                                   |          const int
      |                                   __gnu_cxx::__promote<double>::__type {aka double}
a.cc:12:62: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'const int' to binary 'operator%'
   12 |     cout << (((pow(10, n)%MOD) - 2*pow(9, n)%MOD) + pow(8, n)%MOD) << "\n";
      |                                                     ~~~~~~~~~^~~~
      |                                                        |      |
      |                                                        |      const int
      |                                                        __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  long N,num;
  cin >> N;
  if(N>=3){
    num = N * (N-1) * 2 * powl(10,(N-2));
  }else if(N==2){
    num = 2;
  }else{
    num = 0;
  }
  num = num % (powl(10,9)+7);
  cout << int(num) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:13: error: invalid operands of types 'long int' and 'long double' to binary 'operator%'
   14 |   num = num % (powl(10,9)+7);
      |         ~~~ ^ ~~~~~~~~~~~~~~
      |         |                |
      |         long int         long double
Language: C++

#include<iostream>
using namespace std;

long long modpow(long long a, long long n, long long mod) {
    long long res = 1;
    while (n > 0) {
        if (n & 1) res = res * a % mod;
        a = a * a % mod;
        n >>= 1;
    }
    return res;
}

int main(){
    int N;
    cin >> N;
    int ans;
    ans = modpow(10,N,1000000007)-modpow(9,N,1000000007)-modpow(9,N,1000000007)-modpow(8,N,1000000007)
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:103: error: expected ';' before 'cout'
   18 |     ans = modpow(10,N,1000000007)-modpow(9,N,1000000007)-modpow(9,N,1000000007)-modpow(8,N,1000000007)
      |                                                                                                       ^
      |                                                                                                       ;
   19 |     cout << ans << endl;
      |     ~~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); i++)
using namespace std;
typedef long long ll;
#define _GLIBCXX_DEBUG
ll mod = 1e9+7;

int main() {
  ll n; cin >> n;

  ll times10=1;
  rep(i,n){
    times10 = 10*times10;
    times10 = times10 % mod;
  }
  ll times9=1;
  rep(i,n){
    times9 = 9*times9;
    times9 = times9 % mod;
  }
  ll times8=1;
  rep(i,n){
    times8 = 8*times8;
    times8 = times8 % mod;
  }

  ll ans;
  ans = times10 - times9*2 + times8;
  ans%=mod;
  if(ans < 0) ans = mod + ans
  ans = ans % mod;
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:30: error: expected ';' before 'ans'
   30 |   if(ans < 0) ans = mod + ans
      |                              ^
      |                              ;
   31 |   ans = ans % mod;
      |   ~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long long n,a=10,b=8,c,d=2;
  cin >> n;
  for(long long i=0;i<n-1;i++){
    a *= 10;
    b *= 8;
    d *= 2;
    if(a-b > 1000000007) {
      (a-b) = (a-b) % 1000000007;
  	}
  }
  c = (a - b - d - 3);
  cout << c <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: lvalue required as left operand of assignment
   11 |       (a-b) = (a-b) % 1000000007;
      |       ~~^~~
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
 
int main(){
  ll N;
  cin >> N;
  ll A = (10e+8)+7;
  ll B= 1; ll C=1;ll D=1;
  for(int i = 0; i < N; i++){
    B = (B*10)%A;
    C = (C*8)%A;
    D = (D*9)%A;
  }
  
  ll x = (B+C)%A;
  ll z = x-y-y
 
  cout <<z%A << endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:12: error: 'y' was not declared in this scope
   19 |   ll z = x-y-y
      |            ^
Language: C++

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

int main(){
  int n;
  cin >> n;
  
/*
 0<= ai <=9, ai=0, ai=9となるiがあるか
 n=2 -> a1,a2={0,9}, {9,0} -> 2 2c2 * 2
 n=3 -> a1,a2,a3={0,9,x},{9,0,x},
                 {0,x,9},{9,x,0}, 
                 {x,0,9},{x,9,0} -> 6 3c2 * 2
 n=4 -> a1,a2,a3,a4={x,y,0,9},{x,y,9,0},
                    {x,0,y,9},{x,9,y,0},
                    {x,0,9,y},{x,9,0,y},
                    {0,x,y,9},{9,x,y,0},
                    {0,x,9,y},{9,x,0,y},
                    {},{} -> 8 4c3 * 2
*/

  
  long long ans=0;
  if(n>1) ans = (n*2) % (pow(10, 9)+7);
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:23: error: invalid operands of types 'int' and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%'
   24 |   if(n>1) ans = (n*2) % (pow(10, 9)+7);
      |                 ~~~~~ ^ ~~~~~~~~~~~~~~
      |                   |                |
      |                   int              __gnu_cxx::__promote<double>::__type {aka double}
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  long N,num;
  cin >> N;
  if(N>=3){
    num = N * (N-1) * 2 * powl(10,(N-2));
  }else if(N==2){
    num = 2;
  }else{
    num = 0;
  }
  num = num % (powl(10,9)+7);
  cout << long(num) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:13: error: invalid operands of types 'long int' and 'long double' to binary 'operator%'
   14 |   num = num % (powl(10,9)+7);
      |         ~~~ ^ ~~~~~~~~~~~~~~
      |         |                |
      |         long int         long double
Language: C++

#include<bits/stdc++.h>
#include<atcoder/all>
using namespace std;
#define fs first
#define sc second
#define pb push_back
#define mp make_pair
#define eb emplace_back
#define ALL(A) A.begin(),A.end()
#define RALL(A) A.rbegin(),A.rend()
typedef long long ll;
typedef pair<ll,ll> 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; }
template<typename T> T gcd(T a,T b){return b?gcd(b,a%b):a;}
const ll MOD=1000000007;
const ll LINF=1ll<<60;
const int INF=1<<30;
int dx[]={1,0,-1,0,1,-1,1,-1};
int dy[]={0,1,0,-1,1,-1,-1,1};



ll fpow(ll a, ll n){
    ll x = 1;
    while(n > 0){
        if(n&1){
            x=x*a%MOD;
        }
        a=a*a%MOD;
        n >>= 1;
    }
    return x;
}
 

int main(){
    ll n;cin >> n;
    ll t = 2 * fpow(9, n) %MOD;
    ll ans = (fpow(10, n) - t + MOD)%MOD;
    ans =(ans + fpow(8, n))%MOD;
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc:2:9: fatal error: atcoder/all: No such file or directory
    2 | #include<atcoder/all>
      |         ^~~~~~~~~~~~~
compilation terminated.
Language: C++

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

ll N;cin>>N;

ll solve(ll n){
  if(n==2) return 2;
  else return (solve(n-1)*9)%1000000007;
}
int main() {
  cout << solve(N) << endl;
}
 

Compiler output:
a.cc:6:6: error: 'cin' does not name a type
    6 | ll N;cin>>N;
      |      ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
static const long long MOD=1000000007;

int main(){
  long long n;
  cin>>n;
  long long temp=1;
  long long def=1;
  long long def2=1;
  for(int i=0;i<n;i++){
    temp*=10;
    temp%=MOD;
    def*=9;
    def%=MOD;
    def2*=8;
    def2%=MOD;
  }
  
  if(N==0){
    cout<<0<<endl;
    return 0;
  }
      
  cout<<temp-def*2+def2<<endl;
    
  
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:6: error: 'N' was not declared in this scope
   20 |   if(N==0){
      |      ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long long n,a=10,b=8,c,d=2;
  cin >> n;
  for(long long i=0;i<n-1;i++){
    a *= 10;
    b *= 8;
    d *= 2;
    if(a-b > 1000000007){
      a-b = (a-b) % 1000000007;
  }
  c = (a - b - d - 3);
  cout << c <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:8: error: lvalue required as left operand of assignment
   11 |       a-b = (a-b) % 1000000007;
      |       ~^~
a.cc:15:2: error: expected '}' at end of input
   15 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ld long double
#define pb push_back
#define mp make_pair
#define fi(i,start,end) for(int i=start; i < end ; ++i)
#define Fastio ios_base::sync_with_stdio(false); cin.tie(NULL);
#define mod 1000000007

int power(long long unsigned int a, long long unsigned int b)
{
    if(b==0)
        return 1;
    if(b%2==0)
    {
        long long unsigned int p = power(a,b/2)%mod;
        return (p*p)%mod;
    }
    return (a*power(a,b-1))%mod;
}

int main()
{

	long long unsigned int n,ans;
	cin>>n;
	
    ans = power(10,n) - 2*power(9,n) + power(8,n);
	cout<<ans%mod;}

}


Compiler output:
a.cc:31:1: error: expected declaration before '}' token
   31 | }
      | ^
Language: Java

import java.util.*;
public class ubiquity{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		long n = sc.nextLong();
		long m = 1000000007;
		long ans = power(10,n,m);
		long ans1 = power(9,n,m);
		long ans2 = power(8,n,m);
		long ans3 = ((ans+ans2)%m-(2*ans2)%m+m)%m;
		System.out.println(ans3);
	}
	public static long power(long x, long y, long m){
		long res =1;
		x=x%m;
		if(x==0){
			return 0;
		}
		while(y>0){
			if((y&1)==1){
				res=(res*x)%m;
			}
			y=y>>1;
			x=(x*x)%m;
		}
		return res;
	}
}

Compiler output:
Main.java:2: error: class ubiquity is public, should be declared in a file named ubiquity.java
public class ubiquity{
       ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  long N,num;
  cin >> N;
  if(N>=3){
    num = N * (N-1) * 2 * powl(10,(N-2));
  }else if(N==2){
    num = 2;
  }else{
    num = 0;
  }
  num = num % (powl(10,9)+7);

Compiler output:
a.cc: In function 'int main()':
a.cc:14:13: error: invalid operands of types 'long int' and 'long double' to binary 'operator%'
   14 |   num = num % (powl(10,9)+7);
      |         ~~~ ^ ~~~~~~~~~~~~~~
      |         |                |
      |         long int         long double
a.cc:14:30: error: expected '}' at end of input
   14 |   num = num % (powl(10,9)+7);
      |                              ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long long n,a=10,b=8,c,d=2;
  cin >> n;
  for(long long i=0;i<n-1;i++){
    a *= 10;
    b *= 8;
    d *= 2;
    if(a-b > 1000000007) a-b = (a-b) % 1000000007;
  }
  c = (a - b - d - 3);
  cout << c <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:27: error: lvalue required as left operand of assignment
   10 |     if(a-b > 1000000007) a-b = (a-b) % 1000000007;
      |                          ~^~
Language: Java

public class Main {

	public static void main(String[] args) {

		Scanner scan = new Scanner(System.in);
		int n= scan.nextInt();
		BigDecimal N = new BigDecimal(n)
;		long m = (long) (Math.pow(10, 9)+7);

		BigDecimal[] ans = N.multiply(N.subtract(BigDecimal.ONE))
		.multiply(BigDecimal.TEN.pow(n-2)).divideAndRemainder(new BigDecimal(m));

		System.out.println(ans[1]);
		scan.close();
	}

}

Compiler output:
Main.java:5: error: cannot find symbol
		Scanner scan = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:5: error: cannot find symbol
		Scanner scan = new Scanner(System.in);
		                   ^
  symbol:   class Scanner
  location: class Main
Main.java:7: error: cannot find symbol
		BigDecimal N = new BigDecimal(n)
		^
  symbol:   class BigDecimal
  location: class Main
Main.java:7: error: cannot find symbol
		BigDecimal N = new BigDecimal(n)
		                   ^
  symbol:   class BigDecimal
  location: class Main
Main.java:10: error: cannot find symbol
		BigDecimal[] ans = N.multiply(N.subtract(BigDecimal.ONE))
		^
  symbol:   class BigDecimal
  location: class Main
Main.java:11: error: cannot find symbol
		.multiply(BigDecimal.TEN.pow(n-2)).divideAndRemainder(new BigDecimal(m));
		                                                          ^
  symbol:   class BigDecimal
  location: class Main
Main.java:10: error: cannot find symbol
		BigDecimal[] ans = N.multiply(N.subtract(BigDecimal.ONE))
		                                         ^
  symbol:   variable BigDecimal
  location: class Main
Main.java:11: error: package BigDecimal does not exist
		.multiply(BigDecimal.TEN.pow(n-2)).divideAndRemainder(new BigDecimal(m));
		                    ^
8 errors
Language: C++

/* 十 聖イシドールスよ、迷えるプログラマを導き給え！ 十 */
#include <iostream>
#include <vector>
#include <string>
#include <map>
#include <algorithm>
#include <cmath>
#include <deque>
#include <queue>

#define rep(i, n) for(int i = 0; i < n; i++)
 
//const long long INF = 1LL << 60;
const int INF = 1e9;
const ll MOD = 1000000007;
using ll = long long;

int main()
{
	int N = 0;
	std::cin >> N;

	ll all = 1;
	ll not_0 = 1;
	ll nand_0_9 = 1;

	for(int i = 0; i < N; i++)
	{
		all *= 10;
		all %= MOD;

		not_0 *= 9;
		not_0 %= MOD;

		nand_0_9 *= 8;
		nand_0_9 %= MOD;
	}
	//std::cout << all << "|" << not_0 << "|" << nand_0_9 << std::endl;
	ll ans = all - (not_0 * 2) + nand_0_9;
	ans %= MOD;

	std::cout << ans;

	return 0;
}

Compiler output:
a.cc:15:7: error: 'll' does not name a type
   15 | const ll MOD = 1000000007;
      |       ^~
a.cc: In function 'int main()':
a.cc:30:24: error: 'MOD' was not declared in this scope
   30 |                 all %= MOD;
      |                        ^~~
a.cc:40:16: error: 'MOD' was not declared in this scope
   40 |         ans %= MOD;
      |                ^~~
Language: C++

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

long long modpow(long long a, long long n, long long mod) {
    long long res = 1;
    while (n > 0) {
        if (n & 1) res = res * a % mod;
        a = a * a % mod;
        n >>= 1;
    }
    return res;
}


int main() {
  long long N;
  int j = 0;
  cin>>N;
  long long ans;
  long long a,b,c;
  a = 1;
  b = 1;
  c = 1;
  long long mod = 1000000007;

  long long k1 = modpow(10, N, mod);
  long long k2 = modpow(9, N, mod);
  long long k3 = modpow(8, N, mod);

  ans = (k1 - 2 * k2 + k3) % mod

  cout<<ans<<endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:33: error: expected ';' before 'cout'
   31 |   ans = (k1 - 2 * k2 + k3) % mod
      |                                 ^
      |                                 ;
   32 | 
   33 |   cout<<ans<<endl;
      |   ~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  long long n,a=10,b=8,c,d=2;
  cin >> n;
  for(long long i=0;i<n-1;i++){
    a *= 10;
    b *= 8;
    d *= 2;
    if(a-b > 1000000007) a-b = (a-b) % 1000000007
  }
  c = (a - b - d - 3);
  cout << c <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:27: error: lvalue required as left operand of assignment
   10 |     if(a-b > 1000000007) a-b = (a-b) % 1000000007
      |                          ~^~