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

#include <stdio.h>
#include <algorithm>
#include <cstring>
#include <cstdlib>
#include <cmath>
#include <queue>
#include <set>
#include <map>

#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define for_p(i, a, b) for(int i = a; i < b; i++)
#define for_m(i, a, b) for(int i = a - 1; i >= b; i--)

//a = s1.size();
//vector<string> s1;
//string s2 = accumulate( s1.begin(), s1.end(), string() );

using namespace std;

int main()
{
  int a = 0 , b = 0, c = 0, d = 0, e = 0, f = 0;
  double g = 0, h = 0;
    int i = 0, j = 0;
  double d1 = 0, d2 = 0, d3 = 0, d4 = 0, d5 = 0, d6 = 0;
  int a1[256], a2[512], a3[1024];
  char s1[200000], s2[200000], s3[200000];
  
  cin >> a;
  
  if(a % 2 == 0){
    g =  1 / 2;
  }else{
    g = (a / 2 + 1) / a;
  }
    
  
  cout << g << endl;
}
  


Compiler output:
a.cc: In function 'int main()':
a.cc:30:3: error: 'cin' was not declared in this scope
   30 |   cin >> a;
      |   ^~~
a.cc:9:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    8 | #include <map>
  +++ |+#include <iostream>
    9 | 
a.cc:39:3: error: 'cout' was not declared in this scope
   39 |   cout << g << endl;
      |   ^~~~
a.cc:39:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:39:16: error: 'endl' was not declared in this scope
   39 |   cout << g << endl;
      |                ^~~~
a.cc:9:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    8 | #include <map>
  +++ |+#include <ostream>
    9 |
Language: C++

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


int main() {
  double n; cin >> n;
  if(n%2== 0)double a = n - n / 2;
  else double a = n - (n-1) /2;
  cout << a / n << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    9 |   if(n%2== 0)double a = n - n / 2;
      |      ~^~
      |      | |
      |      | int
      |      double
a.cc:11:11: error: 'a' was not declared in this scope
   11 |   cout << a / n << endl;
      |           ^
Language: C++

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

#define pb push_back
#define mp make_pair
#define loop1(x,s,e) for(int x=s;x!=e;x+=1-2*(s>e))
#define input_matrix(a,m,n) for(int i=0;i<m;i++)for(int j=0;j<n;j++)cin>>a[i][j];
#define input_array(a,n) for(int i=0;i<n;i++)cin>>a[i];
#define all(x) x.begin(),x.end()
#define newl "\n"
#define tests(t) int t; cin>>t; while(t--)
#define speed ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
//########################################################################




int main()
 {
	int main()
 {
	int n; cin>>n;
	if(n==1)cout<<"1.0000000000";
	else if(n&1)cout<<"0.6000000000";
	else cout<<"0.5000000000";
	return 0;
}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:17: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   20 |         int main()
      |                 ^~
a.cc:20:17: note: remove parentheses to default-initialize a variable
   20 |         int main()
      |                 ^~
      |                 --
a.cc:20:17: note: or replace parentheses with braces to value-initialize a variable
a.cc:21:2: error: a function-definition is not allowed here before '{' token
   21 |  {
      |  ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
    // 整数の入力
    int N;
    cin >> N;
    
  	if(N%2==0){
      cout << 1.0/2.0;
    }else{
      cout << ((N/2)+1) / static_cast<double>(N);
    }
    
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:15:14: error: expected '}' at end of input
   15 |     return 0;
      |              ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

// ~maqsat~
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

#define F first
#define S second
#define in insert
#define pb push_back
#define eb emplace_back
#define sz(x) int(x.size())
#define all(x) x.begin(), x.end()
#define count1 __builtin_popcountl
#define debug(x) cerr << (#x) << " = " << (x) << "\n";
#define TEZ ios_base::sync_with_stdio(false),cin.tie(nullptr);
#define fre(f) if(fopen(f".in", "r")) freopen(f".in", "r", stdin),freopen(f".out", "w", stdout);

using namespace std;
using namespace __gnu_pbds;

using ll = long long;
using ull = unsigned long long;
// using big = __int128_t; // -10^38...10^38
using db = double;
using ld = long double;
typedef pair<int,int> ii;
typedef pair<ll,ll> pll;
typedef vector<ii> vii;
typedef vector<pll> vll;
typedef vector<int> vi;
typedef vector<ll> vl;

template <class T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template <class T, class U> inline void cmin(T &a, U b) { a = min(a, b); }
template <class T, class U> inline void cmax(T &a, U b) { a = max(a, b); }
template <class T, class U, class X, class Y> inline void psmn(T &a, U b, X &p, Y i) { if(b < a)a = b,p = i; }
template <class T, class U, class X, class Y> inline void psmx(T &a, U b, X &p, Y i) { if(b > a)a = b,p = i; }

const int oo = 0x3f3f3f3f;
const ll N = 1e5 + 345;
const ll MOD = 1e9 + 7;
const ll INF = 0x3f3f3f3f3f3f3f3f;
const db EPS = 1e-9;
const db PI = acos(-1); // 3.14159265358979323846

int main() {
	fre(""); TEZ;

	double n;
	cin >> n;
	if(n % 2) {
		double a = (n / 2)/ n;
		cout << fixed << setprecision(6) << a;
	}
	else {
		double a = (n / 2)/ n + 1;
		cout << fixed << setprecision(6) << a;
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:55:14: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   55 |         if(n % 2) {
      |            ~ ^ ~
      |            |   |
      |            |   int
      |            double
Language: C++

int main()
{
  	int N;
	cin >> N;
  	cout << (double)1/(double)N;
  	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:9: error: 'cin' was not declared in this scope
    4 |         cin >> N;
      |         ^~~
a.cc:5:9: error: 'cout' was not declared in this scope
    5 |         cout << (double)1/(double)N;
      |         ^~~~
Language: C++

#include <iostream>
#include <iomanip>

using namespace std;

int main(){
  int n;
  cin >> n;
  int kisuu = (n + 1) / 2
  double answer = double(kisuu) / double(n);
  
  cout << setprecision(8) << answer << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: expected ',' or ';' before 'double'
   10 |   double answer = double(kisuu) / double(n);
      |   ^~~~~~
a.cc:12:30: error: 'answer' was not declared in this scope
   12 |   cout << setprecision(8) << answer << endl;
      |                              ^~~~~~
Language: Java

public class Main {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		double N = Integer.parseInt(scanner.nextLine());

		N = Integer.parseInt(args[0]);
		double v = ((int) (N / 2)) / N;
		
		System.out.println("" + v);
		
	}

}

Compiler output:
Main.java:4: error: cannot find symbol
		Scanner scanner = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
		Scanner scanner = new Scanner(System.in);
		                      ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

// ~maqsat~
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

#define F first
#define S second
#define in insert
#define pb push_back
#define eb emplace_back
#define sz(x) int(x.size())
#define all(x) x.begin(), x.end()
#define count1 __builtin_popcountl
#define debug(x) cerr << (#x) << " = " << (x) << "\n";
#define TEZ ios_base::sync_with_stdio(false),cin.tie(nullptr);
#define fre(f) if(fopen(f".in", "r")) freopen(f".in", "r", stdin),freopen(f".out", "w", stdout);

using namespace std;
using namespace __gnu_pbds;

using ll = long long;
using ull = unsigned long long;
// using big = __int128_t; // -10^38...10^38
using db = double;
using ld = long double;
typedef pair<int,int> ii;
typedef pair<ll,ll> pll;
typedef vector<ii> vii;
typedef vector<pll> vll;
typedef vector<int> vi;
typedef vector<ll> vl;

template <class T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template <class T, class U> inline void cmin(T &a, U b) { a = min(a, b); }
template <class T, class U> inline void cmax(T &a, U b) { a = max(a, b); }
template <class T, class U, class X, class Y> inline void psmn(T &a, U b, X &p, Y i) { if(b < a)a = b,p = i; }
template <class T, class U, class X, class Y> inline void psmx(T &a, U b, X &p, Y i) { if(b > a)a = b,p = i; }

const int oo = 0x3f3f3f3f;
const ll N = 1e5 + 345;
const ll MOD = 1e9 + 7;
const ll INF = 0x3f3f3f3f3f3f3f3f;
const db EPS = 1e-9;
const db PI = acos(-1); // 3.14159265358979323846

int main() {
	fre(""); TEZ;

	double n;
	cin >> n;
	if(n & 1) {
		double a = (n / 2)/ n;
		cout << fixed << setprecision(6) << a;
	}
	else {
		double a = (n / 2)/ n + 1;
		cout << fixed << setprecision(6) << a;
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:55:14: error: invalid operands of types 'double' and 'int' to binary 'operator&'
   55 |         if(n & 1) {
      |            ~ ^ ~
      |            |   |
      |            |   int
      |            double
Language: C

#include <bits/stdc++.h>
#define rep(i, n) for(ll i = 0; i < n; i++)
#define reps(i, n , m) for(ll i = n; i <= m; i++)
using namespace std;
using ll = long long;
using pii = pair<int,int>;
using pll = pair<ll,ll>;
using vi = vector<int>;
using vl = vector<ll>;
const int mod = 1000000007; 
long long inv[200000],fact[200000],ifact[200000];
long long comb(ll n, ll k){
	if(n<k)return 0;
	else if (n<0||k<0) return 0;
	else return fact[n] * ifact[k] % mod * ifact[n-k] % mod;
}
 
 
int main(){
	ios::sync_with_stdio(false);cin.tie(0);
	/*inv[1] = fact[0] = fact[1] = ifact[0] = ifact[1] = 1; for (int i=2;i<200000;i++){ inv[i] = (mod - mod / i) * inv[mod % i] % mod; fact[i] = fact[i-1] * i % mod;ifact[i] = ifact[i-1] * inv[i] % mod;
	}*/ //nCr
	double ans=0;
	int a=0;
	cin>>a;
	if(a%2==1){
		ans=a+1;
		ans/=2;
		ans/=a;
	}
	else{
		ans=0.5;
	}
	cout<<ans<<endl;
}

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

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

int main()
{
  int N;
  float ans;
  cin>>N;
  if(N%2==0) cout<<0.5<<endl;
  else if{
    ans=(N/2+1)/N;
    cout<<ans<<endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: expected '(' before '{' token
   10 |   else if{
      |          ^
      |          (
Language: C

#include<iostream>
#include<bits/stdc++.h>
using namespace std;
int main()
{
  long long int a;
  cin>>a;
  if(a==1)
    cout<<1.0;
  else if(a%2==0)
    cout<<0.5;
    else
     cout<<0.6;
     return 0;
}










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

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        if(N%2==0){
            System.out.println(N/2.0);
        }else{
            System.out.println(N/((N+1)/2));
        }
    }
}


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.Scanner;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: expected unqualified-id before 'public'
    3 | public class Main {
      | ^~~~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <string>
#include <cmath>
#include <queue>
#include <cstdio>
using namespace std;
typedef long long ll;

int gcd(int a,int b){
    int t;
    while(b>0){
        t=b;
        b=a%b;
        a=t;
    }
    return a;
}

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

int main(){
    ll a,b,c,d,e,k,l,m,o=0,p,q,r,x,y,z,max1=0,ans=0;
    string s,t,u;
    double n;
    cin>>n;
    
    
    cout<<setprecision(20)<<(n+1)/n/2<<endl;
}






Compiler output:
a.cc: In function 'int main()':
a.cc:31:11: error: 'setprecision' was not declared in this scope
   31 |     cout<<setprecision(20)<<(n+1)/n/2<<endl;
      |           ^~~~~~~~~~~~
a.cc:7:1: note: 'std::setprecision' is defined in header '<iomanip>'; this is probably fixable by adding '#include <iomanip>'
    6 | #include <cstdio>
  +++ |+#include <iomanip>
    7 | using namespace std;
Language: C++

#include<iostream>
using namespace std;

int main(){
double n;
cin>>n;
if(n%2==0) cout<<2/n;
else cout<<3/n;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    7 | if(n%2==0) cout<<2/n;
      |    ~^~
      |    | |
      |    | int
      |    double
Language: C++

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

int main() {
  int N;
  cin>>N;
  if(N%2==0){
    cout<<0.5<<endl;
  }
  if(N%2==1){
    cout<<(N+1)/2N<<endl;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:17: error: unable to find numeric literal operator 'operator""N'
   11 |     cout<<(N+1)/2N<<endl;
      |                 ^~
a.cc:13:2: error: expected '}' at end of input
   13 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

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

int main() {
  int N;
  cin >> N;
  double n = double N;
  cout << (n + (n % 2)) / (n * 2) << endl;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:14: error: expected primary-expression before 'double'
    7 |   double n = double N;
      |              ^~~~~~
a.cc:8:19: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    8 |   cout << (n + (n % 2)) / (n * 2) << endl;
      |                 ~ ^ ~
      |                 |   |
      |                 |   int
      |                 double
Language: Java

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
       
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        double count = ;
        for(int i = 1; i <= a; i++){
            if(i % 2 != 0){
                count++;
            }
        }
        double sum = count / a;
        System.out.println(sum);
    }
}

Compiler output:
Main.java:9: error: illegal start of expression
        double count = ;
                       ^
1 error
Language: C++

#include <iostream>
#include<algorithm>
#include<set>
#include<iterator>
#include<map>
#include<cmath>
#include<unordered_map>
#include<vector>
using namespace std;
#define int long long
#define endl "\n"
#define pb push_back
#define F first
#define S second
#define fo(i,n) for(int i=0;i<n;++i)
#define all(v) v.begin(),v.end()
#define fastio ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); 
const int inf = (1e18)+7;
const int neginf = -1*((int)1e17 ) + 7 ; 

int32_t main() {
    fastio
    int n;
    cin>>n;
    
    int oddct;
    
    if(n&1)
        oddct = (n/2)+1;
    else
        oddct = n/2;
    
    double x = oddct;
    
    cout<<fixed<<setprecision(8)<<(x/(n*1.0));
    
    
        
    
    
     
    
    
    

        
        
        
    
            
        
       
        
        
        
    
     
    
    
	return 0;
}


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:35:18: error: 'setprecision' was not declared in this scope
   35 |     cout<<fixed<<setprecision(8)<<(x/(n*1.0));
      |                  ^~~~~~~~~~~~
a.cc:9:1: note: 'std::setprecision' is defined in header '<iomanip>'; this is probably fixable by adding '#include <iomanip>'
    8 | #include<vector>
  +++ |+#include <iomanip>
    9 | using namespace std;
Language: C++

#include<iostream>
using namespace std;
int main(){
    double n;cin>>n;
    if(n%2==0)cout<<(n/2)/n<<endl;
    else cout<<((n/2)+1)/n<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    5 |     if(n%2==0)cout<<(n/2)/n<<endl;
      |        ~^~
      |        | |
      |        | int
      |        double
Language: C++

#include <iostream>
#include <algorithm>
#include <string>
#include <cmath>
#include <queue>
#include <cstdio>
using namespace std;
typedef long long ll;

int gcd(int a,int b){
    int t;
    while(b>0){
        t=b;
        b=a%b;
        a=t;
    }
    return a;
}

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

int main(){
    ll a,b,c,d,e,k,l,m,o=0,p,q,r,x,y,z,max1=0,ans=0;
    string s,t,u;
    double n;
    cin>>n;
    
    
    cout<<(n+1)/n/2<<setprecision(20)<<endl;
}






Compiler output:
a.cc: In function 'int main()':
a.cc:31:22: error: 'setprecision' was not declared in this scope
   31 |     cout<<(n+1)/n/2<<setprecision(20)<<endl;
      |                      ^~~~~~~~~~~~
a.cc:7:1: note: 'std::setprecision' is defined in header '<iomanip>'; this is probably fixable by adding '#include <iomanip>'
    6 | #include <cstdio>
  +++ |+#include <iomanip>
    7 | using namespace std;
Language: C++

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

int main() {
  double N;
  cin>>N;
  if(N%2==0){
    cout<<0.5<<endl;
  }
  if(N%2==1){
    cout<<(N+1)/2N<<endl;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    7 |   if(N%2==0){
      |      ~^~
      |      | |
      |      | int
      |      double
a.cc:10:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   10 |   if(N%2==1){
      |      ~^~
      |      | |
      |      | int
      |      double
a.cc:11:17: error: unable to find numeric literal operator 'operator""N'
   11 |     cout<<(N+1)/2N<<endl;
      |                 ^~
a.cc:13:2: error: expected '}' at end of input
   13 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>

using namespace std;

#define ff(i, a, b) for(int i = (a); (i <= (b)); ++i)
#define FF(i, a, b) for(int i = (a); (i >= (b)); --i)
#define ll long long

const int M = 1000000000 + 7;

struct re {
    int x, y;
//    const bool operator < (const re &a) const {
//        if (x != a.x) return x < a.x;
//        return y < a.y;
//    }
};

int main() {
    ios_base::sync_with_stdio(false); cin.tie(0);
    //freopen("", "r" , stdin);
    //freopen("", "w", stdout);
	cin >> n;
  	int cnt = 0;
  	ff(i, 1, n) cnt += (i % 2);
  	cout << setprecision(6) << fixed << ((double) cnt) / n;
}
//This code belongs to s34vv1nd


Compiler output:
a.cc: In function 'int main()':
a.cc:23:16: error: 'n' was not declared in this scope; did you mean 'yn'?
   23 |         cin >> n;
      |                ^
      |                yn
Language: C++

#include <stdio.h>

int main(void){
  	double n,a;
	scanf("%lf",&n);
  	if(n%2==0){
    a=1/2;
    }else{
    	a=((n+1)/2)/n;
      printf("%f",a);
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    6 |         if(n%2==0){
      |            ~^~
      |            | |
      |            | int
      |            double
Language: C++

#include <iostream>

using namespace std;

int main(){
  int n,m;
  double d
  cin >> n;
  m = n/2+n%2;
  d = (double)m/n;
  cout << d << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: expected initializer before 'cin'
    8 |   cin >> n;
      |   ^~~
a.cc:10:3: error: 'd' was not declared in this scope
   10 |   d = (double)m/n;
      |   ^
Language: Java

{-# LANGUAGE BangPatterns #-}
import Control.Monad
import Data.Maybe
import Debug.Trace
import Data.List
import qualified Data.Map.Strict as Map
import qualified Data.IntMap.Strict as IntMap
import qualified Data.Set as Set
import qualified Data.IntSet as IntSet
import Data.Functor
import Data.Array
-- import Data.Array.Unboxed
import Control.Monad.ST
import Data.Array.ST

main :: IO ()
main = do
  n <- readLn :: IO Int
  print $ (fromIntegral $  div n 2 + mod n 2) / (fromIntegral n)

Compiler output:
Main.java:1: error: class, interface, enum, or record expected
{-# LANGUAGE BangPatterns #-}
^
Main.java:1: error: illegal character: '#'
{-# LANGUAGE BangPatterns #-}
  ^
Main.java:1: error: illegal character: '#'
{-# LANGUAGE BangPatterns #-}
                          ^
3 errors
Language: C++

#include <stdio.h>
#include <algorithm>
#include <cstring>
#include <cstdlib>
#include <cmath>
#include <queue>
#include <set>
#include <map>

#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define for_p(i, a, b) for(int i = a; i < b; i++)
#define for_m(i, a, b) for(int i = a - 1; i >= b; i--)

//a = s1.size();
//vector<string> s1;
//string s2 = accumulate( s1.begin(), s1.end(), string() );

using namespace std;

int main()
{
  int a = 0 , b = 0, c = 0, d = 0, e = 0, f = 0;
  double g = 0; h = 0;
    int i = 0, j = 0;
  double d1 = 0, d2 = 0, d3 = 0, d4 = 0, d5 = 0, d6 = 0;
  int a1[256], a2[512], a3[1024];
  char s1[200000], s2[200000], s3[200000];
  
  cin >> a;
  
  if(a % 2 == 0){
    g =  1 / 2;
  }else{
    g = (a / 2 + 1) / a;
  }
    
  
  cout << g << endl;
}
  


Compiler output:
a.cc: In function 'int main()':
a.cc:24:17: error: 'h' was not declared in this scope
   24 |   double g = 0; h = 0;
      |                 ^
a.cc:30:3: error: 'cin' was not declared in this scope
   30 |   cin >> a;
      |   ^~~
a.cc:9:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    8 | #include <map>
  +++ |+#include <iostream>
    9 | 
a.cc:39:3: error: 'cout' was not declared in this scope
   39 |   cout << g << endl;
      |   ^~~~
a.cc:39:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:39:16: error: 'endl' was not declared in this scope
   39 |   cout << g << endl;
      |                ^~~~
a.cc:9:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    8 | #include <map>
  +++ |+#include <ostream>
    9 |
Language: C++

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

int main() {
  double N;
  cin>>N;
  if(N%2==0){
    cout<<0.5<<endl;
  }
  if(N%2==1){
    cout<<(N+1)/2N<<emdl;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    7 |   if(N%2==0){
      |      ~^~
      |      | |
      |      | int
      |      double
a.cc:10:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   10 |   if(N%2==1){
      |      ~^~
      |      | |
      |      | int
      |      double
a.cc:11:17: error: unable to find numeric literal operator 'operator""N'
   11 |     cout<<(N+1)/2N<<emdl;
      |                 ^~
a.cc:11:21: error: 'emdl' was not declared in this scope
   11 |     cout<<(N+1)/2N<<emdl;
      |                     ^~~~
a.cc:13:2: error: expected '}' at end of input
   13 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <stdio.h>
#include <algorithm>
#include <cstring>
#include <cstdlib>
#include <cmath>
#include <queue>
#include <set>
#include <map>

#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define for_p(i, a, b) for(int i = a; i < b; i++)
#define for_m(i, a, b) for(int i = a - 1; i >= b; i--)

//a = s1.size();
//vector<string> s1;
//string s2 = accumulate( s1.begin(), s1.end(), string() );

using namespace std;

int main()
{
  int a = 0 , b = 0, c = 0, d = 0, e = 0, f = 0;
  double g = 0; h = 0;
    int i = 0, j = 0;
  double d1 = 0, d2 = 0, d3 = 0, d4 = 0, d5 = 0, d6 = 0;
  int a1[256], a2[512], a3[1024];
  char s1[200000], s2[200000], s3[200000];
  
  cin >> a;
  
  if(a % 2 == 0){
    g =  1 / 2;
  }else{
    g = (a / 2 + 1) / a;
    
  
  cout << g << endl;
}
  


Compiler output:
a.cc: In function 'int main()':
a.cc:24:17: error: 'h' was not declared in this scope
   24 |   double g = 0; h = 0;
      |                 ^
a.cc:30:3: error: 'cin' was not declared in this scope
   30 |   cin >> a;
      |   ^~~
a.cc:9:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    8 | #include <map>
  +++ |+#include <iostream>
    9 | 
a.cc:38:3: error: 'cout' was not declared in this scope
   38 |   cout << g << endl;
      |   ^~~~
a.cc:38:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:38:16: error: 'endl' was not declared in this scope
   38 |   cout << g << endl;
      |                ^~~~
a.cc:9:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    8 | #include <map>
  +++ |+#include <ostream>
    9 | 
a.cc:39:2: error: expected '}' at end of input
   39 | }
      |  ^
a.cc:22:1: note: to match this '{'
   22 | {
      | ^
Language: C++

#include<bits/stdc++.h>
 
#define REP(i,s,N) for (int i=s;i<(N); ++i)
#define ALL(x) (x).begin(), (x).end()
typedef long long ll;
using namespace std;


float ans=0;

int main(){
	ll N;
	cin >> N;
	if(N%2==0){
		ans = 1/2;
	}else{
		ans = (int)(N/2+1) / N
	}
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:39: error: expected ';' before '}' token
   17 |                 ans = (int)(N/2+1) / N
      |                                       ^
      |                                       ;
   18 |         }
      |         ~
Language: Java

public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        int count=0;
        for(int i = 1; i <= n; i++){
            if(i%2==1){count++;}
        }
        System.out.println((double)count/(double)n);
    }
}

Compiler output:
Main.java:3: error: cannot find symbol
        Scanner scan = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
        Scanner scan = new Scanner(System.in);
                           ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

#include<stdio.h>
using namespace std;
int main(void){
  double n;
  cin >> n;
  double a = (n / 2 + n % 2) /n;
  cout << a << endl;
  }


Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> n;
      |   ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include<stdio.h>
  +++ |+#include <iostream>
    2 | using namespace std;
a.cc:6:25: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    6 |   double a = (n / 2 + n % 2) /n;
      |                       ~ ^ ~
      |                       |   |
      |                       |   int
      |                       double
a.cc:7:3: error: 'cout' was not declared in this scope
    7 |   cout << a << endl;
      |   ^~~~
a.cc:7:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:7:16: error: 'endl' was not declared in this scope
    7 |   cout << a << endl;
      |                ^~~~
a.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    1 | #include<stdio.h>
  +++ |+#include <ostream>
    2 | using namespace std;
Language: C++

#include<bits/stdc++.h>
#include<algorithm>
#include<math.h>
#include<iostream>
using namespace std;
long long int lcm(long long int a,long long int b){
  long long int n;
  n=a*b/__gcd(a,b);
  return n;
}
using ll =long long int;
#define ci(a) cin>>a
#define co(a) cout<<a<<endl
#define gcd(a,b) __gcd(a,b)
#define vec vector<ll>
#define For(i,a,b) for(ll i=a;i<b;i++)
#define rFor(i,a,b) for(ll i=a;i>b;i--)
#define wFor(i,a,b) for(ll i=a;i<b;i+=2)
#define wrFor(i,a,b) for(ll i=a;i>b;i-=2)
#define sort(a,b) sort(a.begin(),b.end())
#define reverse(a,b) reverse(a.begin(),b.end())
//gcd 最大公約数
//lcm 最小公倍数
//double 少数（変数）
//string 文字列（変数）
//sqrt 平方根
//ceil 天井関数
//floor 床関数
//abs 絶対値
//pow 累乗
//cbrt  立方根
//hypot 平方和の平方根
//(string-'0') 文字列を数字に変換
//vector<vector<int>> data(a,vector<int>(b)) a×b行列
//for(int i=0;i<a;i++)
//for(int j=0;j<b;j++)
//cin>>data.at(i).at(j)  a×b行列の入力
//floor(log10(a)+1) aの10進法での桁数
//ceil(log10(a)) aの10進法での桁数

int main() {
  ll a;
  ci(a);
  double b=0;
  For(i,0,a)
    if(a%2=0)
      b++;
  co(b/a);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:46:9: error: lvalue required as left operand of assignment
   46 |     if(a%2=0)
      |        ~^~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i,x,y) for(int i=x;i<y;i++)
#define range(a) a.begin(),a.end()
#define print(A,n) rep(i,0,n){cout<<(i ? " ":"")<<A[i];}cout<<endl;
#define pprint(A,m,n) rep(j,0,m){print(A[j],n);}
const long mod=1e9+7;
const int size=2e5;
const int INF=1e9;
int main(){
	double N;cin>>N;
	if(N%2==0){
		cout<<0.5<<endl;
	}else{
		cout<<(N+1)/(2*N)<<endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:13: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   12 |         if(N%2==0){
      |            ~^~
      |            | |
      |            | int
      |            double
Language: C++

//fifer a tak luboin
#include <iostream>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <cstdlib>
#include <cassert>
#include <ctime>
#include <sstream>
#include <algorithm>
#include <functional>
#include <numeric>
#include <string>
#include <vector>
#include <queue>
#include <stack>
#include <unordered_map>
#include <map>
#include <set>
 
#define ll long long
#define mp make_pair
#define pb push_back
#define s second
#define f first
#define endl "\n"
 
using namespace std; 
 
const ll inf = 1e14;
const int mod = 998244353;
const int N = (int)100100;
const double eps = 1e-10;                                     
const double pi = acos(-1.0);
int days[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

int main() { 
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); 
    //freopen("bacon.in", "r", stdin);
    //freopen("bacon.out", "w", stdout);
    int n;
    cin >> n;
    int odd = 0;
    for (int i = 1; i <= n; i++) {
        if (i % 2 != 0) odd++;
    }

    cout << fixed << setprecision(7) << double(odd) / double(n) << endl;
    
    return 0;    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:48:22: error: 'setprecision' was not declared in this scope
   48 |     cout << fixed << setprecision(7) << double(odd) / double(n) << endl;
      |                      ^~~~~~~~~~~~
a.cc:20:1: note: 'std::setprecision' is defined in header '<iomanip>'; this is probably fixable by adding '#include <iomanip>'
   19 | #include <set>
  +++ |+#include <iomanip>
   20 |
Language: C++

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>

using namespace __gnu_pbds;
using namespace std;
typedef long long ll;
typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> indexed_set;

#define mem(dp,a)           memset(dp,a,sizeof dp)
#define rep(i,a,b)          for(ll i=a;i<b;i++)
#define pb(x)               push_back(x)
#define mp(x,y)             make_pair(x,y)
#define fastio              ios_base::sync_with_stdio(false);cin.tie(NULL)
#define F                   first
#define S                   second
#define all(v)              (v).begin(),(v).end()
#define pi					3.14159265359
ll INF=1e18+10;
ll MOD=1000000007;

int main()
{
    double n;cin>>n;
    rep(i,1,n+1)
    {
        if(i&1)
            c++;
    }
    double p=(c)/(n-c);
    cout<<p<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:13: error: 'c' was not declared in this scope
   27 |             c++;
      |             ^
a.cc:29:15: error: 'c' was not declared in this scope
   29 |     double p=(c)/(n-c);
      |               ^
Language: C++

using Microsoft.VisualStudio.TestTools.UnitTesting;
using System;
using System.IO;

namespace AtCoder
{
    [TestClass]
    public class ProgramTest
    {
        [TestMethod]
        public void 入力例_1()
        {
            string input =
                @"4";
            string output =
                @"0.5000000000";

            AssertIO(input, output);
        }

        [TestMethod]
        public void 入力例_2()
        {
            string input =
                @"5";
            string output =
                @"0.6000000000";

            AssertIO(input, output);
        }

        [TestMethod]
        public void 入力例_3()
        {
            string input =
                @"1";
            string output =
                @"1.0000000000";

            AssertIO(input, output);
        }

        private void AssertIO(string input, string output)
        {
            StringReader reader = new StringReader(input);
            Console.SetIn(reader);

            StringWriter writer = new StringWriter();
            Console.SetOut(writer);

            Program.Main(new string[0]);

            Assert.AreEqual(output + Environment.NewLine, writer.ToString());
        }
    }
}

Compiler output:
a.cc:14:17: error: stray '@' in program
   14 |                 @"4";
      |                 ^
a.cc:16:17: error: stray '@' in program
   16 |                 @"0.5000000000";
      |                 ^
a.cc:25:17: error: stray '@' in program
   25 |                 @"5";
      |                 ^
a.cc:27:17: error: stray '@' in program
   27 |                 @"0.6000000000";
      |                 ^
a.cc:36:17: error: stray '@' in program
   36 |                 @"1";
      |                 ^
a.cc:38:17: error: stray '@' in program
   38 |                 @"1.0000000000";
      |                 ^
a.cc:1:7: error: expected nested-name-specifier before 'Microsoft'
    1 | using Microsoft.VisualStudio.TestTools.UnitTesting;
      |       ^~~~~~~~~
a.cc:2:7: error: expected nested-name-specifier before 'System'
    2 | using System;
      |       ^~~~~~
a.cc:3:7: error: expected nested-name-specifier before 'System'
    3 | using System.IO;
      |       ^~~~~~
a.cc:7:5: error: expected unqualified-id before '[' token
    7 |     [TestClass]
      |     ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  long double n;
  cin >> n;
  long double k;
  k = ((k + 1) % 2) / k;
  cout << k << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:16: error: invalid operands of types 'long double' and 'int' to binary 'operator%'
    7 |   k = ((k + 1) % 2) / k;
      |        ~~~~~~~ ^ ~
      |           |      |
      |           |      int
      |           long double
Language: C++


//From Naruto to Hokage
//#include <RJ>
#include<bits/stdc++.h>
using namespace std;

#define ll         push_back
#define endl       long long
#define pb            '\n'
#define mii         map<ll,ll>
#define pii         pair<ll,ll>
#define vi          vector<ll>
#define all(a)      (a).begin(),(a).end()
#define F           first
#define S           second
#define sz(x)       (ll)x.size()
#define hell        1000000007
#define INF         (1ll<<60)
#define rep(i,a,b)  for(ll i=a;i<=b;i++)
#define rrep(i,a,b)  for(ll i=a;i>=b;i--)
#define ios ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define time        cerr << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n";
ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
ll lcm(ll a, ll b) { return a * (b / gcd(a, b)); }
const int N=100005;
void solve(){
    ll n;
    cin>>n;
    ll k=n/2;
    double ans;
    if(n%2==1) k++;
    ans=(k*1.0)/n;
    cout<<ans;
}
signed main()
{
    ios
    int TESTS=1;
    //cin>>TESTS;
    while(TESTS--){
        solve();
    }
    time
    return 0;
}

Compiler output:
a.cc:7:20: error: 'push_back' does not name a type
    7 | #define ll         push_back
      |                    ^~~~~~~~~
a.cc:23:1: note: in expansion of macro 'll'
   23 | ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b, a % b); }
      | ^~
a.cc:7:20: error: 'push_back' does not name a type
    7 | #define ll         push_back
      |                    ^~~~~~~~~
a.cc:24:1: note: in expansion of macro 'll'
   24 | ll lcm(ll a, ll b) { return a * (b / gcd(a, b)); }
      | ^~
a.cc: In function 'void solve()':
a.cc:7:20: error: 'push_back' was not declared in this scope
    7 | #define ll         push_back
      |                    ^~~~~~~~~
a.cc:27:5: note: in expansion of macro 'll'
   27 |     ll n;
      |     ^~
a.cc:28:10: error: 'n' was not declared in this scope
   28 |     cin>>n;
      |          ^
a.cc:29:8: error: expected ';' before 'k'
   29 |     ll k=n/2;
      |        ^
a.cc:31:16: error: 'k' was not declared in this scope
   31 |     if(n%2==1) k++;
      |                ^
a.cc:32:10: error: 'k' was not declared in this scope
   32 |     ans=(k*1.0)/n;
      |          ^
Language: C++

#include <iostream>

int main(void){
  int n,m;
  double d
  cin >> n;
  m = n/2+n%2;
  d = (double)m/n;
  cout << d << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: expected initializer before 'cin'
    6 |   cin >> n;
      |   ^~~
a.cc:8:3: error: 'd' was not declared in this scope
    8 |   d = (double)m/n;
      |   ^
a.cc:9:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |   cout << d << endl;
      |   ^~~~
      |   std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:16: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |   cout << d << endl;
      |                ^~~~
      |                std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
const long long MOD = 1000000007;
const long long INF = 9999999999999999;
using ll = long long;
int main(){
  double N;
  cin>>N;
  if(N%2 == 0){
    cout << 0.5 << endl;
  }
  else{
    cout << ((N/2)+1)/(N/2) << endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    9 |   if(N%2 == 0){
      |      ~^~
      |      | |
      |      | int
      |      double
Language: C++

#include <iostream>
using namespace std;

int main(){
  double n;
  cin >> n;
  if(n%2==0)cout << 0.5;
  else cout << (n+1)/(2*n);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
    7 |   if(n%2==0)cout << 0.5;
      |      ~^~
      |      | |
      |      | int
      |      double
Language: C++

#include "bits/stdc++.h"
using namespace std;
#define int long long
#define double long double
#define low lower_bound
#define upp upper_bound
#define rep(i,n) for (int i = 0; i < (int)(n); ++i)
#define Rep(i,n) for (int i = (int)(n); i >= 0; --i)
#define all(vec) vec.begin(), vec.end()
#define rever(vec) reverse(all(vec));
#define cend printf("\n");
#define prique(T) priority_queue<T, vector<T>, greater<T>>
#define prique2(T) priority_queue<T>

#define yes printf("Yes\n")
#define Yes printf("YES\n")
#define no printf("No\n")
#define No printf("NO\n")

struct edge { int to, cost; };
using P = pair<int, int>;
using PP = pair<P, int>;
using D = pair<double, double>;
//const long long mod = 998244353;
const long long mod = 1e9 + 7, inf = 1e16;
const string sp = " ";
template<class T> inline bool chmax(T& a, T b) {
	if (a < b) {
		a = max(a, b);
		return true;
	}
	return false;
}
template<class T> inline bool chmin(T& a, T b) {
	if (a > b) {
		a = min(a, b);
		return true;
	}
	return false;
}

int modpow(int x, int n) {
	int ans = 1;
	while (n > 0) {
		if (n & 1) {
			ans *= x;
			if (mod <= ans) ans %= mod;
		}
		x *= x;
		if (mod <= x) x %= mod;
		n >>= 1;
	}
	return ans;
}

int fact[1000000];
void f_init(int n) {
	if (1000000 <= n) return;
	fact[0] = fact[1] = 1;
	for (int i = 2; i <= n; ++i) {
		fact[i] *= fact[i - 1];
		if (mod <= fact[i]) fact[i] %= mod;
	}
	return;
}

int comb(int n, int r) {
	if (n < r) return 0;
	int ans = fact[n] * modpow(fact[n - r], mod - 2) % mod * modpow(fact[r], mod - 2);
	if (ans < 0) return ans + mod;
	return ans;
}

int perm(int n, int r) {
	if (n < r) return 0;
	if (n - r < r) r = n - r;
	int ans = fact[n] * modpow(fact[n - r], mod - 2) % mod;
	if (ans < 0) return ans + mod;
	return ans;
}

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

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

bool pri(int p) {
	for (int i = 2; i * i <= p; ++i) if (p % i == 0) return false;
	return p > 1;
}

map<int, int> factring(int n) {
	map<int, int>ans;
	for (int i = 2; i * i <= n; ++i) {
		while (n % i == 0) {
			n /= i;
			++ans[i];
		}
	}
	if (n != 1) ++ans[n];
	return ans;
}


signed main() {
	int n;
	cin >> n;
	printf("%.10Lf\n", double((n+1) / 2) / n);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:4:16: error: expected primary-expression before 'long'
    4 | #define double long double
      |                ^~~~
a.cc:112:28: note: in expansion of macro 'double'
  112 |         printf("%.10Lf\n", double((n+1) / 2) / n);
      |                            ^~~~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
typedef long long ll;
 
int main() {
  int n, k;
  cin >> n >> k;
  vector<int> h(n);
  rep(i,n) cin >> h[i];
  int ans = 0;
  rep(i,n) {
    if (h[i] >= k) ans++;
  }
  cout << ans << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:15:23: error: expected '}' at end of input
   15 |   cout << ans << endl;
      |                       ^
a.cc:6:12: note: to match this '{'
    6 | int main() {
      |            ^
Language: C++

#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#pragma GCC optimize("Ofast")
//*********************************************DO IT NOW****************************************************************
#include<bits/stdc++.h> 
#include<random>
#define int long long   
#define pp pair<int,int> 
#define ss second 
#define ff first 
#define pb push_back
#define mod 1000000009
#define pi 3.14159265359
#define mk(arr,n,type)  type *arr=new type[n];
#define sl s1.length();
#define yes cout<< "YES"<<endl
#define no  cout<< "NO"<<endl
#define all(v) (v).begin(),(v).end()
#define s(v)   sort(v,v+n)
#define  mt mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define read(a,n) for(int i=0;i<n;i++)cin>>a[i]
#define print(a,n) for(int i=0;i<n;i++)cout<<a[i]<<" "
#define for1(i,a,n)  for(int i=0;i<n;i++)
#define rep(i, c) for(int i = 0; i < (int)c; i++)
using namespace std;
//**********************************************DO IT NOW***************************************************************
void fastio()
{  
  #ifndef ONLINE_JUDGE
  freopen("INPUT.txt","r",stdin);
  freopen("OUTPUT.txt","w",stdout); 
  #endif
  ios_base :: sync_with_stdio(false); 
  cin.tie(NULL) ; 
  cout.tie(NULL);
}
int dp[101][1001],ans1=1e9,dp1[1000001];
int num[10];
signed main()
{   
    fastio();
    int t=1;
//    cin>>t;
    while(t--)
    { 
      int n,k;
      cin>>n>>k;
      int c=0;
      for(int i=0;i<n;i++)
      {
          cin>>a[i];
          if(a[i]>=k)
          c++;
      }
      cout<<c;
    }
}

    
// 🍪 🍪 🍪


Compiler output:
a.cc: In function 'int main()':
a.cc:51:16: error: 'a' was not declared in this scope
   51 |           cin>>a[i];
      |                ^
Language: C++

#include <iostream>
using namespace std;
int main() {
  int n,k;cin  >> n >> k;
  int count = 0;
  for(int i = 0;i<n;i++) {
    int a;cin >> a;
    if(a>=h) count++;
  }
  cout << count << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:11: error: 'h' was not declared in this scope
    8 |     if(a>=h) count++;
      |           ^
Language: C++

#include <iostream>
using namespace std;
int main() {
  int n,k;cin  >> n >> k;
  for(int i = 0;i<n;i++) {
    int a;cin >> a;
    if(a>=h) count++;
  }
  cout << count << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:11: error: 'h' was not declared in this scope
    7 |     if(a>=h) count++;
      |           ^
a.cc:7:14: error: 'count' was not declared in this scope
    7 |     if(a>=h) count++;
      |              ^~~~~
a.cc:9:11: error: 'count' was not declared in this scope
    9 |   cout << count << endl;
      |           ^~~~~
Language: C++

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

int main(){
    int n,k;
    cin >> n >> k;
    for(int i = 0; i < n; i++){
        int h;
        int cnt = 0;
        if(h >= k) cnt++;
    }
    cout << cnt << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:13: error: 'cnt' was not declared in this scope; did you mean 'int'?
   12 |     cout << cnt << endl;
      |             ^~~
      |             int
Language: C++

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

int main(){
  int a,b;
  cin >> a >> b;
  int c,ans=0;
  for(int i=0;i<a;i++){
    cin >> c;
    if(c>=b)ans++
  }
  cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:18: error: expected ';' before '}' token
   12 |     if(c>=b)ans++
      |                  ^
      |                  ;
   13 |   }
      |   ~
Language: C++

#include <iostream>
using namespace std;

int main()
{
  long long n, k, i = 0,ans = 0;
  cin >> n >> k;
  vector<int> h(n);
  while(cin >> h[i])
    i++;
  
  for(int i=0; i<n; i++)
  {
    if(h[i]>=k)
      ans++;
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'vector' was not declared in this scope
    8 |   vector<int> h(n);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | using namespace std;
a.cc:8:10: error: expected primary-expression before 'int'
    8 |   vector<int> h(n);
      |          ^~~
a.cc:9:16: error: 'h' was not declared in this scope
    9 |   while(cin >> h[i])
      |                ^
a.cc:14:8: error: 'h' was not declared in this scope
   14 |     if(h[i]>=k)
      |        ^
Language: C++

  int n, h, t, s= 0;

    cin>> n>> h;

    for(int i=0; i<n; i++)
    {
        cin>> t;

        if(t>= h)
            s++;
    }

    cout << s;
    nl;

Compiler output:
a.cc:3:5: error: 'cin' does not name a type
    3 |     cin>> n>> h;
      |     ^~~
a.cc:5:5: error: expected unqualified-id before 'for'
    5 |     for(int i=0; i<n; i++)
      |     ^~~
a.cc:5:18: error: 'i' does not name a type
    5 |     for(int i=0; i<n; i++)
      |                  ^
a.cc:5:23: error: 'i' does not name a type
    5 |     for(int i=0; i<n; i++)
      |                       ^
a.cc:13:5: error: 'cout' does not name a type
   13 |     cout << s;
      |     ^~~~
a.cc:14:5: error: 'nl' does not name a type
   14 |     nl;
      |     ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define all(x) (x).begin(), (x).end()
#define SZ(X) ((int)(X).size())
#define endl "\n";
int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	// freopen("input.txt", "r", stdin);
	// freopen("output.txt", "w", stdout);
	int n,k,j;
	vector<int> a;
	cin>>n>>k;
	for (int i = 0; i < n; ++i)
	{
		cin>>j;
		a.push_back(j);

	}
	for (int i = 0; i< n; ++i)
	{
		if(a[i]>=k){
		 cnt++;	
		}
	}
	cout<<cnt;

   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:18: error: 'cnt' was not declared in this scope; did you mean 'int'?
   24 |                  cnt++;
      |                  ^~~
      |                  int
a.cc:27:15: error: 'cnt' was not declared in this scope; did you mean 'int'?
   27 |         cout<<cnt;
      |               ^~~
      |               int