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

#include <iostream>
#include <string>
#include <cstdio>
#include <algorithm>
#include <vector>
#include <cmath>
#include <array>
#include <queue>
#include <map>
#include <set>
#include <stack>
#include <cstdint>
#include <unordered_set>
#include <ctime>
typedef long long int llint;

int main(void){
  int n, k;
  std::cin >> n >> k;

  std::vector<int> H(n);
  for(int i=0; i<n; i++){
    std::cin >> H[i];
  }

  std::sort(H.begin(), H.end(), std::greater<int>());

  for(int i=0; i<std::min(k, n); i++){
    H[i]=0;
  }

  auto sum = std::accumulate(H.begin(), H.end(), 0LL);

  std::cout << sum << std::endl;

  

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:32:19: error: 'accumulate' is not a member of 'std'
   32 |   auto sum = std::accumulate(H.begin(), H.end(), 0LL);
      |                   ^~~~~~~~~~
Language: C++

#include<bits/stdc++.h>

#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define LL long long
#define SZ(X) X.size()
#define pii pair<int,int>
#define ALL(X) X.begin(),X.end()

using namespace std;

LL gcd(LL a, LL b) {return b ? gcd(b, a % b) : a;}
LL lcm(LL a, LL b) {return a / gcd(a, b) * b;}
LL powmod(LL a, LL b, LL MOD) {LL ans = 1; while (b) {if (b % 2)ans = ans * a % MOD; a = a * a % MOD; b /= 2;} return ans;}
const int N = 2e5 + 11;
int a[N];
int main() {
	ios::sync_with_stdio(false);
	int h,n,x=0;
	cin>>n>>h;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	sort(a+1,a+1+n);
	LL ans=0;
	for(int i=1;i<=n-k;i++){
		ans+=a[i];
	}
	cout<<ans<<'\n';
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:26: error: 'k' was not declared in this scope
   28 |         for(int i=1;i<=n-k;i++){
      |                          ^
Language: C++

#include <bits/stdc++.h>
#ifdef ONLINE_JUDGE
#define endl "\n"
#endif
using namespace std;
typedef unsigned long long int lu;
typedef long long int ll;
typedef long double ld;
typedef vector<ll> v;
typedef vector<v> vv;
typedef vector<ld> vld;
typedef vector<bool> vb;
typedef vector<string> vs;
typedef pair<ll, ll> pll;
typedef vector<set<ll>> vsll;
typedef set<pair<ll, ll>> spll;
typedef vector<spll> vspll;
typedef vector<pll> vpll;
const ll MOD = 1e9 + 7;
const v dx = {1, -1, 0, 0};
const v dy = {0, 0, 1, -1};
#define yes cout << "YES\n";
#define no cout << "NO\n";
#define yesno(f) \
    if (f)       \
        yes else no;
#define noo \
    { no return; }
#define round(x, y) ((2 * x + y) / (2 * y))
#define ce(x, y) ((x + y - 1) / y)
#define amax(x, y) \
    if (y > x)     \
        x = y;
#define amin(x, y) \
    if (y < x)     \
        x = y;
#define lcm(x, y) ((x) * (y) / __gcd(x, y))
#define sz(x) (ll) x.size()
#define sq(x) ((x) * (x))

#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()

template <typename T = ll>
vector<T> ga(ll n, bool oneIndexed = false) {
    vector<T> a = vector<T>(n + oneIndexed);

    for (ll i = 0; i < n; i++) {
        T p;
        cin >> p;
        a[i + oneIndexed] = p;
    }

    return move(a);
}

template <typename T, typename A>
void pa(vector<T, A> const &a, ll begin = 0, ll end = -1) {
    if (end == -1)
        end = sz(a) - 1;
    for (ll i = begin; i <= end; i++) {
        cout << a[i] << " ";
    }
    cout << endl;
}

void solve() {
    ll n, k;
    cin >> n >> k;
    v health = ga(n);

    sort(all(health));

    v sum(n);
    sum[0] = a[0];
    for (ll i = 1; i < n; i++) {
        sum[i] = sum[i - 1] + a[i];
    }

    if (k >= n) {
        cout << 0 << endl;
        return;
    }

    cout << sum[n - k - 1] << endl;
}

int main(void) {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    // freopen("file", "r", stdin);
    // freopen("file", "w", stdout);
    // ll t;cin >> t;while(t--)
    solve();
    return 0;
}

Compiler output:
a.cc: In function 'void solve()':
a.cc:75:14: error: 'a' was not declared in this scope
   75 |     sum[0] = a[0];
      |              ^
Language: C++

#include <bits/stdc++.h>
#define be(v) (v).begin(),(v).end()
#define pb(q) push_back(q)
typedef long long ll;
using namespace std;
const ll mod=1000000007;
#define doublecout(a) cout<<fixed<<setprecision(10)<<a<<endl;

int main() {
    cin.tie(0);
    cout.tie(0);
    ios::sync_with_stdio(Afalse);
    ll n,k;
    cin>>n>>k;
    ll a[n];
    for(int i=0;i<n;i++)cin>>a[i];
    sort(a,a+n);
    ll sum=0;
    for(int i=0;i<n-k;i++){
        sum+=a[i];
    }
    cout << sum<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:26: error: 'Afalse' was not declared in this scope
   12 |     ios::sync_with_stdio(Afalse);
      |                          ^~~~~~
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <deque>
#include <list>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <cstring>
#include <iomanip>
#include <utility>
 
#define rep(i,n) for(int i=0;i<(n);i++)
#define reps(i,n) for(int i=1;i<=(n);i++)
#define lol long long
const int INF = 0x3f3f3f3f;
const long long LINF = 0x3f3f3f3f3f3f3f3fLL;
 
using namespace std;
 
int h,w,sx,sy,gx,gy,tx,ty;
char house[505][505];   
bool isvisited[505][505]={false};
 
void search(int x,int y){
    if(isvisited[x][y]){
        return;
    }
    isvisited[x][y]=true;
 
    if(x<=0 || x>h || y<=0 || y>w){
        return;
    }
 
    if(house[x][y]=='#'){
        return;
    }
 
    search(x-1,y-1);
    search(x-1,y);
    search(x-1,y+1);
    search(x,y-1);
    search(x,y);
    search(x,y+1);
    search(x+1,y-1);
    search(x+1,y);
    search(x+1,y+1);
}
 
int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    lol h,n,a[200005];
    
    cin>>n>>h;
    rep(i,n){
      cin>>a[i];
    }

    sort(a,a +n,greater<int>());
    lol sum=0;
    for(int i=k;i<n;i++){
      sum+=a[i];
    }

    cout<<sum+k<<'\n';
    
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:64:15: error: 'k' was not declared in this scope
   64 |     for(int i=k;i<n;i++){
      |               ^
a.cc:68:15: error: 'k' was not declared in this scope
   68 |     cout<<sum+k<<'\n';
      |               ^
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,x,n) rep(i,0,n){cout<<(i ? " ":"")<<A[i]x;}cout<<endl;
#define pprint(A,y,m,n) rep(j,0,m){print(A[j],y,n);}
const long mod=1e9+7;
const int size=1e5;
const int inf=1e9;
int main(){
	int N,K;cin>>N>>K;
	long H[N];
	rep(i,0,N) cin>>H[i];
	sort(H,H+N);
	if(N<=K) cout<<0<<endl;
	else cout<<accumulate(H,H+N-K)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:30: error: no matching function for call to 'accumulate(long int [N], long int*)'
   16 |         else cout<<accumulate(H,H+N-K)<<endl;
      |                    ~~~~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/14/numeric:62,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:58,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_numeric.h:134:5: note: candidate: 'template<class _InputIterator, class _Tp> _Tp std::accumulate(_InputIterator, _InputIterator, _Tp)'
  134 |     accumulate(_InputIterator __first, _InputIterator __last, _Tp __init)
      |     ^~~~~~~~~~
/usr/include/c++/14/bits/stl_numeric.h:134:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_numeric.h:161:5: note: candidate: 'template<class _InputIterator, class _Tp, class _BinaryOperation> _Tp std::accumulate(_InputIterator, _InputIterator, _Tp, _BinaryOperation)'
  161 |     accumulate(_InputIterator __first, _InputIterator __last, _Tp __init,
      |     ^~~~~~~~~~
/usr/include/c++/14/bits/stl_numeric.h:161:5: note:   candidate expects 4 arguments, 2 provided
Language: C++

#include <bits/stdc++.h>
#include <unistd.h>
 
using namespace std;
 
typedef long long ll;
typedef pair<ll,ll> P;
typedef pair<P, ll> T;
 
long long int INF = 1e17;
const ll fact_table = 800008;
double Pi = 3.1415926535897932384626;

priority_queue <ll> pql;
priority_queue <P> pqp;
//big priority queue
priority_queue <ll,vector<ll>,greater<ll> > pqls;
// priority_queue <P,vector<P>,greater<P> > pqps;
//small priority queue
//top pop
 
ll dx[8]={1,0,-1,0,1,1,-1,-1};
ll dy[8]={0,1,0,-1,1,-1,-1,1};
char dir[] = "DRUL";
//↓,→,↑,←
 
 
#define p(x) cout<<x<<"\n";
#define el cout<<endl;
#define pe(x) cout<<(x)<<" ";
#define ps(x) cout<<fixed<<setprecision(25)<<x<<endl;
#define pu(x) cout<<(x);
#define pb push_back
// #define lb lower_bound
#define ub upper_bound
#define CLEAR(a) a = decltype(a)(); 
#define pc(x) cout << x << ",";
 
 
//ll mod = 998244353;
ll mod = 1000000007;
 
ll rui(ll number1,ll number2){
 
    if(number2 == 0){
        return 1;
    }else{
        ll number3 = rui(number1,number2 / 2);
        number3 *= number3;
        number3 %= mod;
        if(number2%2==1){
            number3 *= number1;
            number3 %= mod;
        }
        return number3;
    }
}
ll gcd(ll number1,ll number2){
 
    if(number1 > number2){
        swap(number1,number2);
    }
    if(number1 == 0 || number1 == number2){
        return number2;
    }else{
        return gcd(number2 % number1,number1);
    }
}
void YES(bool condition){
 
    if(condition){
        p("YES");
    }else{
        p("NO");
    }
    return;
}
void Yes(bool condition){
 
    if(condition){
        p("Yes");
    }else{
        p("No");
    }
    return;
}
 
/*
ll fact[fact_table + 5],rfact[fact_table + 5];
 
void c3_init(){
    fact[0] = rfact[0] = 1;
    for(ll i=1; i<=fact_table; i++){
        fact[i] = (fact[i-1]*i) % mod;
    }
    rfact[fact_table] = rui(fact[fact_table],mod - 2);
    for(ll i=fact_table; i>=1; i--){
       rfact[i-1] = rfact[i] * i;
       rfact[i-1] %= mod;
    }
    return;}
ll c3(ll n,ll r){
    return (((fact[n] * rfact[r]) % mod ) * rfact[n-r]) % mod;}
*/
 
ll n,m,num,sum,a,b,c,d,e,h,r,l,q;
ll la, lb, lc, na, nb, nc, ne, ma, mb, mc, tc;
ll k;
ll x[500005], y[500005], z[500005];
char s[500005], t[500005];



int main(){
    cin >> n;
    cin >> k;
    for(ll i=0;i<n;i++){
        cin >> x[i];
    }
    sort(x,x + n);
    for(ll i=0;i<n-k;i++){
        ans += x[i];
    }
    p(ans);
    return 0;
}


















Compiler output:
a.cc: In function 'int main()':
a.cc:122:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
  122 |         ans += x[i];
      |         ^~~
      |         abs
a.cc:124:7: error: 'ans' was not declared in this scope; did you mean 'abs'?
  124 |     p(ans);
      |       ^~~
a.cc:28:20: note: in definition of macro 'p'
   28 | #define p(x) cout<<x<<"\n";
      |                    ^
Language: C++

#include<bits/stdc++.h>
#define _GLIBCXX_DEBUG
#define rep(i,n) for (int i = 0; i < (int)(n); i++)
#define all(v) v.begin(),v.end()
#define puts(i) cout << i << endl
#define INF INT_MAX
#define INFL LLONG_MAX
typedef long long ll;
using namespace std;


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

  ll sum=0,s=1;

  for(i=0;s<=h;i++){
    s=s*2;
    sum=s/2;
  }

  cout << sum+(sum-1) << endl;

  }


Compiler output:
a.cc: In function 'int main()':
a.cc:18:7: error: 'i' was not declared in this scope
   18 |   for(i=0;s<=h;i++){
      |       ^
Language: C++

#include <iostream>
#include <vector>
using namespace std;
#define ll long long
// 16:12 from

int main(){
//the biggest power of 2 that doesnot exceed n
	ll h;
	ll b=1;
	while(2*b<=h) b*=2;
	cout<<2*b-1;

Compiler output:
a.cc: In function 'int main()':
a.cc:12:21: error: expected '}' at end of input
   12 |         cout<<2*b-1;
      |                     ^
a.cc:7:11: note: to match this '{'
    7 | int main(){
      |           ^
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		int n = scn.nextInt();
		int ans;
      	int count;
      	ans=count=0;
      	while(n != 0){
          n/=2;
          ans += Math.pow(2, count);
          count++;
        }
      	Systemout.println(ans);
	}
}

Compiler output:
Main.java:15: error: cannot find symbol
      	Systemout.println(ans);
      	^
  symbol:   variable Systemout
  location: class Main
1 error
Language: C++

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

// You want the "biggest power of 2 that doesn't exceed X"

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(NULL);
	ll h;
	cin >> h;
	if(h == 1) {
		cout << 1;
		return 0;
	}
	// clz = count leading zeroes
	ll b = 1LL << (63 - __buildin_clzll(n));
	while(2 * b <= h) b *= 2;
	cout << 2 * b - 1 << endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:45: error: 'n' was not declared in this scope
   17 |         ll b = 1LL << (63 - __buildin_clzll(n));
      |                                             ^
a.cc:17:29: error: '__buildin_clzll' was not declared in this scope; did you mean '__builtin_clzll'?
   17 |         ll b = 1LL << (63 - __buildin_clzll(n));
      |                             ^~~~~~~~~~~~~~~
      |                             __builtin_clzll
Language: C++

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

// You want the "biggest power of 2 that doesn't exceed X"

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(NULL);
	ll h;
	cin >> h;
	ll b = 1;
	while(2 * b <= n) b *= 2;
	cout << 2 * b - 1 << endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:24: error: 'n' was not declared in this scope
   13 |         while(2 * b <= n) b *= 2;
      |                        ^
Language: C++

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

// You want the "biggest power of 2 that doesn't exceed X"

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(NULL);
	ll h;
	cin >> h;
	ll b = 1;
	while(2 * b <= n) b*= 2;
	cout << 2 * b - 1;

	return 0;
}


Compiler output:
a.cc:7:4: error: expected ';' before 'main'
    7 | int main() {
      |    ^~~~~
      |    ;
Language: C++

#include<bits/stdc++.h>
#define ll long long
using namespace std;
int cnt(ll x){
  ll ans=0,count=1;
  while(true){
    if(x==1){
      ans+=count;
      break;
    }
    else{
      ans+=count;
      H/=2;
      count*=2;
    }
  }
  return ans;
}
      
int main(){
  ll H;
  cin>>H;
  cout<<cnt(H)<<endl;
}


Compiler output:
a.cc: In function 'int cnt(long long int)':
a.cc:13:7: error: 'H' was not declared in this scope
   13 |       H/=2;
      |       ^
Language: C++

#include<bits/stdc++.h>
#define ll long long
using namespace std;
int cnt(ll x){
  ll ans=0,count=1;
  while(true){
    if(H==1){
      ans+=count;
      break;
    }
    else{
      ans+=count;
      H/=2;
      count*=2;
    }
  }
  return ans;
}
      
int main(){
  ll H;
  cin>>H;
  cout<<cnt(H)<<endl;
}

Compiler output:
a.cc: In function 'int cnt(long long int)':
a.cc:7:8: error: 'H' was not declared in this scope
    7 |     if(H==1){
      |        ^
Language: C++

import math
h = int(input())


print(2 * pow(2, math.floor(math.log2(h))) - 1)


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: Java

import java.util.Scanner;

public class Caracal_vs_Monster {

	public static void main(String[] args) throws Exception{
		Scanner sc = new Scanner(System.in);
		long H = sc.nextInt();
		long count = 0;
		long j = 0;
		while(H > 0) {
			H /= 2;
			count+= Math.pow(2, j);
			j++;
		}
		System.out.println(count);
	}

}

Compiler output:
Main.java:3: error: class Caracal_vs_Monster is public, should be declared in a file named Caracal_vs_Monster.java
public class Caracal_vs_Monster {
       ^
1 error
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 ld = long double;
long double const pi = std::acos(-1.0L);

int f(ll x){
  if(x == 1) return 1;
  ll a = dfs(x/2);
  return a*2+1; 
}

int main() {
  ll h;
  cin >> h;
  cout << f(h) << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int f(ll)':
a.cc:10:10: error: 'dfs' was not declared in this scope; did you mean 'ffs'?
   10 |   ll a = dfs(x/2);
      |          ^~~
      |          ffs
Language: C++

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

int main()
{
  double h;
  cin>>h;
  int cnt =1;
  double x=h;
  while(x>1)
  {
     x = x/2;
     cnt++;
     
    
  }
  
  ll ans = pow(2,cnt)
  
    cout<<ans<<endl;
    
    return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:5: error: expected ',' or ';' before 'cout'
   21 |     cout<<ans<<endl;
      |     ^~~~
Language: C++

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

int main()
{
  double h;
  cin>>h;
  int cnt =1;
  double x=h;
  while(x>1)
  {
     x = x/2;
     cnt++;
     
    
  }
  
  ll ans = pow(2,cnt)
  
    return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:5: error: expected ',' or ';' before 'return'
   21 |     return 0;
      |     ^~~~~~
Language: C++

#include <bits/stdc++.h>

typedef long long int ll;
using namespace std;

int main()
{

    ll H, N;
    cin >> H >> N;

    ll inf = 999999999;

    vector<ll> A(N), B(N);

    vector<ll> dp(H + 1, inf);

    for (int i = 0; i < N; i++)
    {

        cin >> A[i] >> B[i];
    }

    dp[0] = 0;

    for (int i = 0; i < N; i++)
    {

        for (int j = 0; j <= H; j++)
        {

            int nj = min(j + a, h);
            dp[nj] = min(dp[nj], dp[j] + b);
        }
    }
}

cout << dp[H] << endl;
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:30: error: 'a' was not declared in this scope
   32 |             int nj = min(j + a, h);
      |                              ^
a.cc:32:33: error: 'h' was not declared in this scope
   32 |             int nj = min(j + a, h);
      |                                 ^
a.cc:33:42: error: 'b' was not declared in this scope
   33 |             dp[nj] = min(dp[nj], dp[j] + b);
      |                                          ^
a.cc: At global scope:
a.cc:38:1: error: 'cout' does not name a type
   38 | cout << dp[H] << endl;
      | ^~~~
a.cc:39:1: error: expected unqualified-id before 'return'
   39 | return 0;
      | ^~~~~~
a.cc:40:1: error: expected declaration before '}' token
   40 | }
      | ^
Language: C++

import java.util.*;
import java.math.*;
public class Main {
	static int x;
	static int ans;
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		long h = in.nextLong();
		long cur = 1;
		long ans = 0;
		while(h > 0) {
			ans += cur;
			h = (long) Math.floor(h / 2);
			cur *= 2;
		}
		System.out.println(ans);
	}
} 

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
    2 | import java.math.*;
      | ^~~~~~
a.cc:2:1: 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 <bits/stdc++.h>
using namespace std;

long long ans(long long n){
  if(n==1) return 1;
  if(n%2==0) return ans(n/2)*2+1;
  if(n%2==1) return ans((n-1)/2)*2+1;
}

int main() {
  long long h;
  cin>>h;
  cout<<ans(h)<<endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:13:22: error: expected '}' at end of input
   13 |   cout<<ans(h)<<endl;
      |                      ^
a.cc:10:12: note: to match this '{'
   10 | int main() {
      |            ^
a.cc: In function 'long long int ans(long long int)':
a.cc:8:1: warning: control reaches end of non-void function [-Wreturn-type]
    8 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
typedef long long ll;
#define _GLIBCXX_DEBUG
typedef vector<int> vec;
typedef vector<ll> lvec;
typedef vector<char>cvec;
typedef pair<ll, ll> LP;
typedef tuple<ll, ll, ll> LT;
typedef pair<int, int> P;
typedef tuple<int, int, int> T;
ll f(int x){
  if(x==1){
    return 1;
  else{
    return 2*f(x/2)+1;
  }
}  
int main()	{
  int h;
  cin>>h;
  cout<<f(h)<<endl;
}

Compiler output:
a.cc: In function 'll f(int)':
a.cc:18:3: error: expected '}' before 'else'
   18 |   else{
      |   ^~~~
a.cc:16:11: note: to match this '{'
   16 |   if(x==1){
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
typedef long long ll;
#define _GLIBCXX_DEBUG
typedef vector<int> vec;
typedef vector<ll> lvec;
typedef vector<char>cvec;
typedef pair<ll, ll> LP;
typedef tuple<ll, ll, ll> LT;
typedef pair<int, int> P;
typedef tuple<int, int, int> T;
ll f(int x){
  if(x==1){
    return 1;
  else{
    return 2*f(x/2)+1;
}
int main()	{
  int h;
  cin>>h;
  cout<<f(h)<<endl;
}

Compiler output:
a.cc: In function 'll f(int)':
a.cc:18:3: error: expected '}' before 'else'
   18 |   else{
      |   ^~~~
a.cc:16:11: note: to match this '{'
   16 |   if(x==1){
      |           ^
a.cc:21:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   21 | int main()      {
      |         ^~
a.cc:21:9: note: remove parentheses to default-initialize a variable
   21 | int main()      {
      |         ^~
      |         --
a.cc:21:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:21:17: error: a function-definition is not allowed here before '{' token
   21 | int main()      {
      |                 ^
a.cc:25:2: error: expected '}' at end of input
   25 | }
      |  ^
a.cc:15:12: note: to match this '{'
   15 | ll f(int x){
      |            ^
Language: C++

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

int main() {
long long n,k,a;
cin>>n;
long long counter=1;
double counter1=0;
while(n>1){
n/=2
counter++;}
cout<<pow(2,counter)-1<<endl;}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: expected ';' before 'counter'
   10 | n/=2
      |     ^
      |     ;
   11 | counter++;}
      | ~~~~~~~
Language: C

#include<stdio.h>
#include<math.h>
long int super_atack(long int num){
  if(num==1){
    return 1;
  }else{
    num=floor(num/2);
    return 1+2*,super_atack(num);
  }
}
int main(void){
  long int h;
  scanf("%ld",&h);
  int ans=super_atack(h);
  return 0;
}

Compiler output:
main.c: In function 'super_atack':
main.c:8:16: error: expected expression before ',' token
    8 |     return 1+2*,super_atack(num);
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  long long n;
  cin >> n;
  if(n==1){
    cout << 1;
    return 0;
  }
  long long b = 1LL << (64- __builtin_clzll(n-1));
  cout << b-1 << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:13:23: error: expected '}' at end of input
   13 |   cout << b-1 << endl;
      |                       ^
a.cc:3:12: note: to match this '{'
    3 | int main() {
      |            ^
Language: C++

#include<iostream>

using namespace std;

long long solve(long long n){
if(n==1)return 1;
  return solve(n/2)*2+1;
}

long long main(){
 int n;
  cin>>n;
  cout <<solve(n)<<endl;
}

Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
long long rec(long long D){
if(N == 1)return 0;
return rec(N/2) * 2 + 1;

}

int main() {
long long N;
cin >> N;
cout << rec(N) << endl;
} 


Compiler output:
a.cc: In function 'long long int rec(long long int)':
a.cc:5:4: error: 'N' was not declared in this scope
    5 | if(N == 1)return 0;
      |    ^
a.cc:6:12: error: 'N' was not declared in this scope
    6 | return rec(N/2) * 2 + 1;
      |            ^
Language: C

#include <stdio.h>

int main(void) {
	long long int h, num = 0;

	scanf_s("%lld", &h);

	while (1) {
		num += h;
		if (h != 1)
			h /= 2;
		else
			break;
	}

	printf("%lld", num);

	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    6 |         scanf_s("%lld", &h);
      |         ^~~~~~~
      |         scanf
Language: C++

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

int funk(int x) {
    //ベースケース
    if(X==1) {
        return 1;
    }

    //再帰ステップ
    int f = funk(H/2);
    return 2*f + 1;
}

int main() {
  long long int H;
  cin >> H;

  cout << funk(H) << endl;
}

Compiler output:
a.cc: In function 'int funk(int)':
a.cc:6:8: error: 'X' was not declared in this scope
    6 |     if(X==1) {
      |        ^
a.cc:11:18: error: 'H' was not declared in this scope
   11 |     int f = funk(H/2);
      |                  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
long int f(long n){
  if(n == 1) return 1;
  long a =  f(x/2);
  return a*2+1;
}
int main(){
  long int h;
  cin >> h;
  cout << f(h) << endl;
}


Compiler output:
a.cc: In function 'long int f(long int)':
a.cc:6:15: error: 'x' was not declared in this scope
    6 |   long a =  f(x/2);
      |               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
    long long h,count;
    cin>>h;
    if(h==1)
    cout<<1;
    else
    {   while(h!=0)
        {count=2*(h/2);}
        cout<<count+1;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:13:6: error: expected '}' at end of input
   13 |     }
      |      ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

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

ll count = 1;

int pekojun(ll q) {
  if(q == 1) {
    ++count;
    return 0;
  }
  ll a;
  a = q / 2;
  pekojun(a);
  count = count * 2;
}


Compiler output:
a.cc: In function 'int pekojun(ll)':
a.cc:15:9: warning: control reaches end of non-void function [-Wreturn-type]
   15 |   count = count * 2;
      |   ~~~~~~^~~~~~~~~~~
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

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

int main()
{
    long long int h;
    cin >> h;

    long long int cnt = 0;
    while(1){
        if(h == 1){
            break;
        }
        h /= floor(h / 2);
        cnt++
    }

    cout << pow(2, cnt+1) - 1 << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:14: error: expected ';' before '}' token
   15 |         cnt++
      |              ^
      |              ;
   16 |     }
      |     ~
Language: C++

//main関数

#include <bits/stdc++.h>
using namespace std;
using vi = vector<int>; // intの1次元の型に vi という別名をつける
using vvi = vector<vi>; // intの2次元の型に vvi という別名をつける
using vvvi = vector<vvi>;
using ll = long long; //long longをllだけにした
using vll = vector<ll>;
using vvll = vector<vll>;
using vvvll =vector<vvll>;
using vb = vector<bool>;
using vvb = vector<vb>;
using mii = map<int,int>;
using mllll=map<ll,ll>;

ll h;

ll j=0;

f1(ll x){
    if(x==1) return 1;
    ll y=1+2*f1(x/2);
    return y;
}

int main(){
    cin>>h;
    ll i=1;
    for(i=1;i<=h;i*=2){
    }
    cout<<i-1<<endl;
}

Compiler output:
a.cc:21:1: error: ISO C++ forbids declaration of 'f1' with no type [-fpermissive]
   21 | f1(ll x){
      | ^~
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>;
ll gcd(ll a, ll b) { return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
ll f(ll x){
  if(x==1) return 1 ;
  return f(x/2)*2+1 ;
}

int main() {
  ll h;
  cin >>h ;
  
  
  cout << f(x) <<endl ;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:13: error: 'x' was not declared in this scope
   18 |   cout << f(x) <<endl ;
      |             ^
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>;
ll gcd(ll a, ll b) { return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
ll f(ll x){
  if(x==1) return 1 ;
  return f(x/2)*2+1
}

int main() {
  ll h;
  cin >>h ;
  
  
  cout << f(x) <<endl ;
  
  return 0;
}

Compiler output:
a.cc: In function 'll f(ll)':
a.cc:10:20: error: expected ';' before '}' token
   10 |   return f(x/2)*2+1
      |                    ^
      |                    ;
   11 | }
      | ~                   
a.cc: In function 'int main()':
a.cc:18:13: error: 'x' was not declared in this scope
   18 |   cout << f(x) <<endl ;
      |             ^
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>;
ll gcd(ll a, ll b) { return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
int main() {
  ll h;
  cin >>h ;
  int ans=0 ;
  rep(i,50){
    if(h<pow(2,i+1))
    break ;
    ans=i ;
  }
  
  cout << pow(2,i) <<endl ;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:17: error: 'i' was not declared in this scope
   18 |   cout << pow(2,i) <<endl ;
      |                 ^
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>;
ll gcd(ll a, ll b) { return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
int main() {
  ll h;
  cin >>h ;
  int ans=0 ;
  rep(i,50){
    if(h<pow(2,i+1))
    break ;
  }
  
  cout << pow(2,i) <<endl ;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:17: error: 'i' was not declared in this scope
   17 |   cout << pow(2,i) <<endl ;
      |                 ^
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
 
int main(){
	
	long long int n;
	cin>>n;
	
	long long p=(63-__builtin_clzll(n));
  	long long ans = 1LL<<p;
	cout<<2*ans-1);
	
	return 0;		
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:22: error: expected ';' before ')' token
   12 |         cout<<2*ans-1);
      |                      ^
      |                      ;
Language: C++

#include <iostream>
#include <math.h>
#include <stdio.h>
 
using namespace std;
 
int main(){
	
	long long int n;
	cin>>n;
	
	long long p=(63-__builtin_clzll(n));
  	long long ans = 1LL<<p;
	cout<<2*ans-1);
	
	return 0;		
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:22: error: expected ';' before ')' token
   14 |         cout<<2*ans-1);
      |                      ^
      |                      ;
Language: C++

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

const ll INF = 1001001001;

ll a(ll h){
  if(h==1) return 1;
  ll a = f(x/2);
  return a*2+1;
}


int main(){
  ll h; cin>>h;
  cout<<f(h)<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'll a(ll)':
a.cc:10:12: error: 'x' was not declared in this scope
   10 |   ll a = f(x/2);
      |            ^
a.cc:10:10: error: 'f' was not declared in this scope
   10 |   ll a = f(x/2);
      |          ^
a.cc: In function 'int main()':
a.cc:17:9: error: 'f' was not declared in this scope
   17 |   cout<<f(h)<<endl;
      |         ^
Language: C++

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

long long rec(long long H){
  if(H==1){
    return1;
  }
  else{
    return rec(H/2)*2+1;
  }
    
int main() {
  long long H;
  cin >>H;
cout <<rec(H)<<endl;
}


Compiler output:
a.cc: In function 'long long int rec(long long int)':
a.cc:6:5: error: 'return1' was not declared in this scope
    6 |     return1;
      |     ^~~~~~~
a.cc:12:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   12 | int main() {
      |         ^~
a.cc:12:9: note: remove parentheses to default-initialize a variable
   12 | int main() {
      |         ^~
      |         --
a.cc:12:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:12:12: error: a function-definition is not allowed here before '{' token
   12 | int main() {
      |            ^
a.cc:16:2: error: expected '}' at end of input
   16 | }
      |  ^
a.cc:4:27: note: to match this '{'
    4 | long long rec(long long H){
      |                           ^
a.cc:16:2: warning: control reaches end of non-void function [-Wreturn-type]
   16 | }
      |  ^
Language: C++

#include<stdio.h>
int main(void){
  
    int a=0;
    int b=0;
    int c=2;
    int d=1;
    int r=0;
    float j=0;

    int w=0;
    float i=0;
    int p=0;
    scanf("%d",&a);
 while (r<100)
 {
     if(a>=c){
         d=d+1;

     }else{
         r=1000000000000;
     }
     c=c*2;
 }
 for(w=0;W<d;w++){
     p=p*2;
 }
 p=p-1;
 
 
printf("%d",p);
}


    
    

Compiler output:
a.cc: In function 'int main()':
a.cc:21:12: warning: overflow in conversion from 'long int' to 'int' changes value from '1000000000000' to '-727379968' [-Woverflow]
   21 |          r=1000000000000;
      |            ^~~~~~~~~~~~~
a.cc:25:10: error: 'W' was not declared in this scope
   25 |  for(w=0;W<d;w++){
      |          ^
Language: C

#include <stdio.h>
#include <math.h>
#include <stdlio.h>
int main(void)
{
  int a,b,d,e=0;
  int c=1;
  scanf("%d",&a);
while(c<=a){
  c=c*2;
}
d=c-1;
  printf("%d\n",d);
  return 0;
}


Compiler output:
main.c:3:10: fatal error: stdlio.h: No such file or directory
    3 | #include <stdlio.h>
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(n);i++)
int half(int h){
  int x=h/2;
  int cnt=0;
  cnt++;
  if(x>1){
    half(x);
  }else return cnt;
}
int main(){
  int h;
  cin>>h;
  int n=half(h);
  int attack=0;
  rep(i,n){
    attack += pow(2,i);
  }
  cout<<attak<<endl;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:9: error: 'attak' was not declared in this scope; did you mean 'attack'?
   20 |   cout<<attak<<endl;
      |         ^~~~~
      |         attack
a.cc: In function 'int half(int)':
a.cc:11:1: warning: control reaches end of non-void function [-Wreturn-type]
   11 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
typedef long long ll;
#define _GLIBCXX_DEBUG
int main()	{
  int h;
  cin>>h;
  while(h){
    h/=2;
    c++;
  }
  cout<<c<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:5: error: 'c' was not declared in this scope
   13 |     c++;
      |     ^
a.cc:15:9: error: 'c' was not declared in this scope
   15 |   cout<<c<<endl;
      |         ^
Language: C++

#include <algorithm>
#include<iostream>
#include<stdio.h>
#include <algorithm>
#include<iostream>
#include<stdio.h>
#include<vector>
#include<set>
#include<string>
#include <iomanip>
#include<queue>
#include<functional>
#define rep(i,n) for(int i=0; i<(int)n; i++)//n回繰り返す
using namespace std;
using ll = long long;
using P = pair<int, int>;
using graph = vector<vector<int>>;
int main() {
	long long int N, c = 0,ans = 0; cin >> N;
	while (N > 0) {
		N = N / 2;
		ans +=pow(2,(double)c);
		c++;
     }
	cout << ans<< endl;

	
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:23: error: 'pow' was not declared in this scope
   22 |                 ans +=pow(2,(double)c);
      |                       ^~~
Language: C++

#include"bits/stdc++.h"
using namespace std;
#define ll long long
#define LL long long
#define MOD 1000000007
#define INF 2000000000000
int dx[4] = { 0,1,0,-1 };
int dy[4] = { 1,0,-1,0 };
ll N, M, K, H, W, L, R, l, r, u, d, sum, Q;
LL ans;
LL no;
bool b, bb[100001];
string s, t;
LL num(LL a) {
	if (a == 1)return 1;
	else return 2 * num(LL(a / 2)) + 1;
}
int main() {

	cin >> N;

	cout << num(N) << endl;
	return 0;
}



Compiler output:
a.cc: In function 'long long int num(long long int)':
a.cc:4:12: error: expected primary-expression before 'long'
    4 | #define LL long long
      |            ^~~~
a.cc:16:29: note: in expansion of macro 'LL'
   16 |         else return 2 * num(LL(a / 2)) + 1;
      |                             ^~
Language: C++

#include <iostream>
using namespace std;
 
uint64_t ans(uint64_t x)
{
    if(x==1){
        return 1;
    } else if(x%2 == 1){
        return 1 + 2*res((x-1)/2);
    } else {
        return 1 + 2*res(x/2);
    }
}
 
int main()
{
    uint64_t h;
    cin >> h;
    cout << ans(h) << endl;
	return 0;
}


Compiler output:
a.cc:4:1: error: 'uint64_t' does not name a type
    4 | uint64_t ans(uint64_t x)
      | ^~~~~~~~
a.cc:2:1: note: 'uint64_t' is defined in header '<cstdint>'; this is probably fixable by adding '#include <cstdint>'
    1 | #include <iostream>
  +++ |+#include <cstdint>
    2 | using namespace std;
a.cc: In function 'int main()':
a.cc:17:5: error: 'uint64_t' was not declared in this scope
   17 |     uint64_t h;
      |     ^~~~~~~~
a.cc:17:5: note: 'uint64_t' is defined in header '<cstdint>'; this is probably fixable by adding '#include <cstdint>'
a.cc:18:12: error: 'h' was not declared in this scope
   18 |     cin >> h;
      |            ^
a.cc:19:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   19 |     cout << ans(h) << endl;
      |             ^~~
      |             abs
Language: C++

#include<bits/stdc++.h>
int main()
{
  long long h;
  long long res=0;
  cin>>h;
  while(h>0)
  {
    res=res<<1;
    if(res>1)
      res++;
    h=h>>1;
    
  }
  cout<<res;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   cin>>h;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:15:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   15 |   cout<<res;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include <iostream>
using namespace std;


int main(){
    long long H;
    cin >> H;

    int count = 0;

    while(H){
        H = H/2;
        count++;
    }

    long long answer = 0;

    for(int i=0; i<count; i++){
        answer = answer + pow(2,i);   
    }

    cout << answer;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:27: error: 'pow' was not declared in this scope
   19 |         answer = answer + pow(2,i);
      |                           ^~~
Language: C++

#include<iostream>
#include<vector>
using namespace std;
#define rep(i,n) for(int i=0;i<(n);++i)
using ll = long long;
using P = pair<int, int>;

int main() {
	ll h;
	cin >> h;
	int n(0);
	while (h != 1) {
		h = h / 2;
		++n;
	}
	ll sum(0);
	rep(i, n+1) {
		sum += pow(2,i);
	}
	cout << sum << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:24: error: 'pow' was not declared in this scope
   18 |                 sum += pow(2,i);
      |                        ^~~
Language: C++

include<bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  long long n;
  cin >> n;
  long long b = 1;
  while(2 * b <= n) b *= 2;
   cout<<2*b-1<<endl;
  }


Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:4:3: error: 'ios_base' has not been declared
    4 |   ios_base::sync_with_stdio(0);
      |   ^~~~~~~~
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin.tie(NULL);
      |   ^~~
a.cc:5:11: error: 'NULL' was not declared in this scope
    5 |   cin.tie(NULL);
      |           ^~~~
a.cc:1:1: note: 'NULL' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
  +++ |+#include <cstddef>
    1 | include<bits/stdc++.h>
a.cc:10:4: error: 'cout' was not declared in this scope
   10 |    cout<<2*b-1<<endl;
      |    ^~~~
a.cc:10:17: error: 'endl' was not declared in this scope
   10 |    cout<<2*b-1<<endl;
      |                 ^~~~
Language: C++

include<bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  long long n;
  cin >> n;
  long long b = 1;
  while(2 * b <= n) b*=2;
        cout<<2*b-1<<endl;
        }


Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:4:3: error: 'ios_base' has not been declared
    4 |   ios_base::sync_with_stdio(0);
      |   ^~~~~~~~
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin.tie(NULL);
      |   ^~~
a.cc:5:11: error: 'NULL' was not declared in this scope
    5 |   cin.tie(NULL);
      |           ^~~~
a.cc:1:1: note: 'NULL' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
  +++ |+#include <cstddef>
    1 | include<bits/stdc++.h>
a.cc:10:9: error: 'cout' was not declared in this scope
   10 |         cout<<2*b-1<<endl;
      |         ^~~~
a.cc:10:22: error: 'endl' was not declared in this scope
   10 |         cout<<2*b-1<<endl;
      |                      ^~~~
Language: C++

include<bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  long long n;
  cin >> n;
  long long b = 1;
  while(2 * (b <= n) b*=2;
        cout<<2*b-1<<endl;
        }

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:4:3: error: 'ios_base' has not been declared
    4 |   ios_base::sync_with_stdio(0);
      |   ^~~~~~~~
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin.tie(NULL);
      |   ^~~
a.cc:5:11: error: 'NULL' was not declared in this scope
    5 |   cin.tie(NULL);
      |           ^~~~
a.cc:1:1: note: 'NULL' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
  +++ |+#include <cstddef>
    1 | include<bits/stdc++.h>
a.cc:9:21: error: expected ')' before 'b'
    9 |   while(2 * (b <= n) b*=2;
      |        ~            ^~
      |                     )
a.cc:10:9: error: 'cout' was not declared in this scope
   10 |         cout<<2*b-1<<endl;
      |         ^~~~
a.cc:10:22: error: 'endl' was not declared in this scope
   10 |         cout<<2*b-1<<endl;
      |                      ^~~~
Language: C++


void D_Caracal_vs_Monster(void) {

	long H;
	cin >> H;

	for (int loop = 0; loop < 50; loop++) {

		if (H == 1) {
			cout << long(pow(2, loop + 1) - 1);
			return;
		}

		H = long(H / 2);
	}
	return;
}


Compiler output:
a.cc: In function 'void D_Caracal_vs_Monster()':
a.cc:5:9: error: 'cin' was not declared in this scope
    5 |         cin >> H;
      |         ^~~
a.cc:10:25: error: 'cout' was not declared in this scope
   10 |                         cout << long(pow(2, loop + 1) - 1);
      |                         ^~~~
a.cc:10:38: error: 'pow' was not declared in this scope
   10 |                         cout << long(pow(2, loop + 1) - 1);
      |                                      ^~~
Language: C++

#include <algorithm>
#include <math.h>
#include <map>
#include <iostream>
#include <string>
#include <vector>

using namespace std;

void A_Serval_vs_Monster(void) {

	int H, A;
	cin >> H >> A;

	cout << ((H % A == 0) ? H / A : int(H / A) + 1);
	return;
}

void B_Common_Raccoon_vs_Monster(void) {

	int H, N;
	cin >> H >> N;

	int sum = 0;
	int A;
	for (int loop = 0; loop < N; loop++) {
		cin >> A;
		sum += A;
	}

	cout << ((sum >= H) ? "Yes" : "No") << flush;
	return;
}

void C_Fennec_vs_Monster(void) {

	int N, K;
	cin >> N >> K;

	vector<int> H(N);
	for (int& it : H) cin >> it;
	sort(H.begin(), H.end());

	long long sum = 0;
	for (int loop = 0; loop < N - K; loop++) sum += H[loop];

	cout << sum << flush;
	return;
}

void D_Caracal_vs_Monster(void) {

	long long H;
	cin >> H;

	for (int loop = 0; loop < 50; loop++) {

		if (H == 1) {
			cout << (long long)(pow(2, loop + 1) - 1);
			return;
		}

		H = long long(H / 2);
	}
	return;
}

int main(void) {

	//A_Serval_vs_Monster();
	//B_Common_Raccoon_vs_Monster();
	//C_Fennec_vs_Monster();
	D_Caracal_vs_Monster();
	return 0;
}


Compiler output:
a.cc: In function 'void D_Caracal_vs_Monster()':
a.cc:63:21: error: expected primary-expression before 'long'
   63 |                 H = long long(H / 2);
      |                     ^~~~
Language: C++

#include<iostream>

using namespace std;

int main() {

	unsigned int H;
	cin >> H;

	for (unsigned int i = 0; i < 40; ++i)
	{
		if (powl(2, i) <= H && H < powl(2, i + 1)) {
			cout << (unsigned int)powl(2, i + 1) - 1;
		}
	}

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:21: error: 'powl' was not declared in this scope
   12 |                 if (powl(2, i) <= H && H < powl(2, i + 1)) {
      |                     ^~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
  long long H,ans,k=0;
  cin>>H;
  while(H!=0){
    H=H/2;
    k++;
  }
  for(int i=0;i<k;i++){
    ans+=pow(2,i);
  }
  cout<<ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:10: error: 'pow' was not declared in this scope
   12 |     ans+=pow(2,i);
      |          ^~~
Language: C++

#include <iostream> // cout, endl, cin
#include <string> // string, to_string, stoi
#include <vector> // vector
#include <algorithm> // min, max, swap, sort, reverse, lower_bound, upper_bound
#include <utility> // pair, make_pair
#include <tuple> // tuple, make_tuple
#include <cstdint> // int64_t, int*_t
#include <cstdio> // printf
#include <map> // map
#include <queue> // queue, priority_queue
#include <set> // set
#include <stack> // stack
#include <deque> // deque
#include <unordered_map> // unordered_map
#include <unordered_set> // unordered_set
#include <bitset> // bitset
#include <cctype> // isupper, islower, isdigit, toupper, tolower

#define lint long long

using namespace std;

int main()
{
  lint h;
  cin >> h;

  lint count=0;
  lint attack=0;
  while(h){
    count++;
    attack += pow(2,count-1);
    h /= 2;
  }
  cout << attack << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:32:15: error: 'pow' was not declared in this scope
   32 |     attack += pow(2,count-1);
      |               ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  ll h;cin>>h;
  ll ans=0;
  while(h>0){
    ans=ans*2+1;
    h/=2;
  }
  cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'll' was not declared in this scope
    4 |   ll h;cin>>h;
      |   ^~
a.cc:4:13: error: 'h' was not declared in this scope
    4 |   ll h;cin>>h;
      |             ^
a.cc:5:5: error: expected ';' before 'ans'
    5 |   ll ans=0;
      |     ^~~~
      |     ;
a.cc:7:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
    7 |     ans=ans*2+1;
      |     ^~~
      |     abs
a.cc:10:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   10 |   cout<<ans<<endl;
      |         ^~~
      |         abs
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int ans=0;
  while(h>0){
    ans=ans*2+1;
    h/=2;
  }
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'h' was not declared in this scope
    5 |   while(h>0){
      |         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int ans=0;
while(h>0){
  ans=ans*2+1;
  h/=2;
}
cout<<ans<<endl;

Compiler output:
a.cc:4:1: error: expected unqualified-id before 'while'
    4 | while(h>0){
      | ^~~~~
a.cc:8:1: error: 'cout' does not name a type
    8 | cout<<ans<<endl;
      | ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
void main() {
    long n; cin >> n;
    long ans = 1;
    while (n > 1) {
        n /= 2;
        ans *= 2;
        ans++;
    }
    cout<<ans;
}


Compiler output:
a.cc:3:1: error: '::main' must return 'int'
    3 | void main() {
      | ^~~~