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

#include <bits/stdc++.h>
#include <string>
#include <algorithm>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using P = pair<int,int>;
const  int INF = 1001001001;
using Graph = vector<vector<int>>;


int main(){

    int n;
    unsigned ll aa;
    vector<unsigned ll> a;
    cin >> n;
    rep(i,n+1){
        cin >> aa;
        a.push_back(aa);
    }

    unsigned ll ans=0;
    vector<unsigned ll> d;
    d.push_back(1-a[0]);

    rep(i,n){
        d.push_back(d[i]*2-a[i+1]);
        if(d[i+1]<0){
            ans = -1;
        }
    }
    if(n>0){
        if(d[n-1] <= 0){
            ans = -1;
        }
    }

    if(ans==0){
        d[n]=0;
        for(int i=n-1; i>=0; --i){
            d[i] = min(d[i], d[i+1]+a[i+1]);
        }
        ans = accumulate(d.begin(), d.end(), 0) + accumulate(a.begin(), a.end(), 0);
    }

    cout << ans << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: expected initializer before 'aa'
   15 |     unsigned ll aa;
      |                 ^~
a.cc:19:16: error: 'aa' was not declared in this scope; did you mean 'a'?
   19 |         cin >> aa;
      |                ^~
      |                a
a.cc:23:17: error: expected initializer before 'ans'
   23 |     unsigned ll ans=0;
      |                 ^~~
a.cc:30:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   30 |             ans = -1;
      |             ^~~
      |             abs
a.cc:35:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   35 |             ans = -1;
      |             ^~~
      |             abs
a.cc:39:8: error: 'ans' was not declared in this scope; did you mean 'abs'?
   39 |     if(ans==0){
      |        ^~~
      |        abs
a.cc:47:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   47 |     cout << ans << endl;
      |             ^~~
      |             abs
Language: C++

#include <bits/stdc++.h>
#include <string>
#include <algorithm>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using P = pair<int,int>;
const  int INF = 1001001001;
using Graph = vector<vector<int>>;


int main(){

    unsigned ll n, aa;
    vector<unsigned ll> a;
    cin >> n;
    rep(i,n+1){
        cin >> aa;
        a.push_back(aa);
    }

    unsigned ll ans=0;
    vector<unsigned ll> d;
    d.push_back(1-a[0]);

    rep(i,n){
        d.push_back(d[i]*2-a[i+1]);
        if(d[i+1]<0){
            ans = -1;
        }
    }
    if(n>0){
        if(d[n-1] <= 0){
            ans = -1;
        }
    }

    if(ans==0){
        d[n]=0;
        for(int i=n-1; i>=0; --i){
            d[i] = min(d[i], d[i+1]+a[i+1]);
        }
        ans = accumulate(d.begin(), d.end(), 0) + accumulate(a.begin(), a.end(), 0);
    }

    cout << ans << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:17: error: expected initializer before 'n'
   14 |     unsigned ll n, aa;
      |                 ^
a.cc:16:12: error: 'n' was not declared in this scope
   16 |     cin >> n;
      |            ^
a.cc:18:16: error: 'aa' was not declared in this scope; did you mean 'a'?
   18 |         cin >> aa;
      |                ^~
      |                a
a.cc:22:17: error: expected initializer before 'ans'
   22 |     unsigned ll ans=0;
      |                 ^~~
a.cc:29:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   29 |             ans = -1;
      |             ^~~
      |             abs
a.cc:34:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   34 |             ans = -1;
      |             ^~~
      |             abs
a.cc:38:8: error: 'ans' was not declared in this scope; did you mean 'abs'?
   38 |     if(ans==0){
      |        ^~~
      |        abs
a.cc:46:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   46 |     cout << ans << endl;
      |             ^~~
      |             abs
Language: C++

#include <iostream>
#include <climits>
#include <cmath>
#include <vector>
#include <map>
#include <set>
 
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;

#define MOD 1000000007LL

ll n;
vector<ll> a, v, as;

ll t2(int);

ll vn(int, ll);

int main()
{
  ll ans;
  int i, d;
//  int j;
//  ll dn;
//  ll tx;
  
  cin >> n;
  a.resize(n+1);
  as.resize(n+1);
  v.resize(n+1);
  for (i=0; i<=n; i++) {
    cin >> a[i];
  }

  if (n!=0 && a[0] != 0) {
    printf("-1\n");
    return 0;
  }

  as[n]=a[n];
  for (i=n-1; i>=0; i--) {
    as[i] = as[i+1] + a[i];
//printf("as[%d] = %lld a[%d] = %lld\n", i, as[i], i, a[i]);
  }

  as[0] = 1;
  for (d=1; d<n; d++) {
    as[d] = min((as[d-1] - a[d-1])*2, as[d]);
//printf("as[%d] = %lld a[%d] = %lld\n", d, as[d], d, a[d]);
    if (as[d] - a[d] < 1 || as[d] > t2(d)) {
      printf("-1\n");
      return 0;
    }
  }
  if ((as[n-1] - a[n-1])*2 < a[n]) {
    printf("-1\n");
    return 0;
  }

  ans=0;
  for (i=0; i<=n; i++) {
    ans += as[i];
  }

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

ll t2(int i) {
  switch(i) {
  case 0: return 1; 
  case 1: return 2; 
  case 2: return 4; 
  case 3: return 8; 
  case 4: return 16; 
  case 5: return 32; 
  case 6: return 64; 
  case 7: return 128; 
  case 8: return 256; 
  case 9: return 512; 
  case 10: return 1024; 
  case 11: return 2048; 
  case 12: return 4096; 
  case 13: return 8192; 
  case 14: return 16384; 
  case 15: return 32768; 
  case 16: return 65536; 
  case 17: return 131072; 
  case 18: return 262144; 
  case 19: return 524288; 
  case 20: return 1048576; 
  case 21: return 2097152LL; 
  case 22: return 4194304LL; 
  case 23: return 8388608LL; 
  case 24: return 16777216LL; 
  case 25: return 33554432LL; 
  case 26: return 67108864LL; 
  case 27: return 134217728LL; 
  case 28: return 268435456LL;
  case 29: return 536870912LL;
  case 30: return 1073741824LL;
  case 31: return 2147483648LL;
  case 32: return 4294967296LL;
  case 33: return 8589934592LL;
  case 34: return 17179869184LL;
  case 35: return 34359738368LL;
  case 36: return 68719476736LL;
  case 37: return 137438953472LL;
  case 38: return 274877906944LL;
  }
  return 549755813888LL
}


Compiler output:
a.cc: In function 'll t2(int)':
a.cc:113:24: error: expected ';' before '}' token
  113 |   return 549755813888LL
      |                        ^
      |                        ;
  114 | }
      | ~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i, n) for(long long i=0; i<(long long)(n); i++)
#define REP(i, k, n) for(long long i=(long long)(k); i<(long long)(n); i++)
#define all(a) (a).begin(), (a).end()
#define pb push_back
#define PQ(T) priority_queue<T>
#define PQS(T) priority_queue<T, vector<T>, greater<T> >
#define deci cout << fixed << setprecision(15);
typedef long long ll;
const ll inf = 1020304050607080910;
const ll mod = 1000000007;
typedef pair<ll, ll> P;
typedef pair<ll, P> PP;
template<class T> bool chmin(T&x,T y){if(x>y){x=y;return true;}return false;}
template<class T> bool chmax(T&x,T y){if(x<y){x=y;return true;}return false;}
ll gcd(ll x,ll y){if(x>y)swap(x, y);while(x!=0){y%=x;swap(x, y);}return y;}
ll mpow(ll x,ll r){if(r==0)return 1;if(r%2==1){return x*mpow(x,r-1)%mod;}else{ll aa=mpow(x,r/2);return aa*aa%mod;}}

int main(){
	ll N, ans = 0; cin >> N;
	ll A[N+1], L[N+1], R[N+1];
	rep(i, N+1){ cin >> A[i]; ans+=A[i]; }
	if(N==0){
		if(A[0] == 1) cout << 1 << endl;
		else cout << -1 << endl;
		return 0;
	}
	L[0] = R[0] = 1;
	if(A[0] != 0){
		cout << -1 << endl;
		return 0;
	}
	rep(i, N){
		L[i+1] = L[i] - A[i+1], R[i+1] = 2*R[i] - A[i+1];
		if(R[i+1]<0){
			cout << -1 << endl;
			return 0;
		}
		if(L[i+1]<0) L[i+1] = 0;
	}
  	if(L[N]!=0){
        cout << -1 ><< endl;
        return 0;
    }
	int pre = 0;
	for(int i=N-1; i>=0; i--){
		if(pre+A[i+1] < R[i]){ ans += pre+A[i+1]; pre+=A[i+1]; }
		else{ ans += R[i]; pre = R[i]; }
	}
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:43:21: error: expected primary-expression before '<<' token
   43 |         cout << -1 ><< endl;
      |                     ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main()
{
    ll n;
    cin>>n;
    int i;
    ll A[n+1];
    for(i=0;i<=n;i++)
    cin>>A[i];
    ll B[n+1];
    ll ans=0;
    B[n]=A[n];
    for(i=n-1;i>=0;i--)
    B[i]=B[i+1]+A[i];
    B[0]=1;
    for(i=1;i<n;i++)
    {
        B[i]=min(B[i],2(*B[i-1]-*A[i-1]));
    }
    for(i=0;i<=n;i++)
    {
        if(B[i]<A[i])
        {
            ans=-1;
            break;
        }
        ans+=B[i];
    }
    cout<<ans<<"\n";
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:25: error: invalid type argument of unary '*' (have 'll' {aka 'long long int'})
   20 |         B[i]=min(B[i],2(*B[i-1]-*A[i-1]));
      |                         ^~~~~~~
a.cc:20:33: error: invalid type argument of unary '*' (have 'll' {aka 'long long int'})
   20 |         B[i]=min(B[i],2(*B[i-1]-*A[i-1]));
      |                                 ^~~~~~~
a.cc:20:40: error: expression cannot be used as a function
   20 |         B[i]=min(B[i],2(*B[i-1]-*A[i-1]));
      |                                        ^
Language: C++

//   Rishabh Agarwal
#include <bits/stdc++.h>
#define F first
#define S second
#define MAX 10000003
using namespace std;

typedef long long int ll;
const ll mod = 1e17;
long double PI=3.1415926;

ll power(ll a,ll b){
    if(b==0){
        return 1;
    }
    ll temp=power(a,b/2)%mod;
    if(b%2==0){
        return (temp*temp)%mod;
    }
    else{
        return ((a*temp)%mod*temp)%mod;
    }
}

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

//vector<ll>v;
//vector<ll>::iterator it;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    ll t;
    //cin>>t;
    t=1;
    //ll c=1;
    while(t--){
        ll n;
        cin>>n;
        ll a[n+1];
        for(ll x=0; x<=n; x++){
            cin>>a[x];
        }
        ll b[n+1];
        b[n]=a[n];
        for(ll x=n-1; x>=0; x--){
            b[x]=a[x]+b[x+1];
        }
        ll ans=0;
        ll c[n+1];
       c[0]=1;
        //ans+=c[0];
        for(ll x=1; x<=n; x++){
          c[x]=min(b[x],2*(c[x-1]-a[x-1]));
        }
      }
      for(ll x=0; x<n+1; x++){
        ans+=c[x];
       if(c[x]<a[x]){
         ans=-1;
       }
      }
        cout<<ans<<"\n";
        //v.clear();
        //cout<<"Case #"<<c<<": "<<ans<<"\n";
        //c++;
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:65:21: error: 'n' was not declared in this scope
   65 |       for(ll x=0; x<n+1; x++){
      |                     ^
a.cc:66:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   66 |         ans+=c[x];
      |         ^~~
      |         abs
a.cc:66:14: error: 'c' was not declared in this scope
   66 |         ans+=c[x];
      |              ^
a.cc:67:16: error: 'a' was not declared in this scope
   67 |        if(c[x]<a[x]){
      |                ^
a.cc:71:15: error: 'ans' was not declared in this scope; did you mean 'abs'?
   71 |         cout<<ans<<"\n";
      |               ^~~
      |               abs
a.cc: At global scope:
a.cc:76:5: error: expected unqualified-id before 'return'
   76 |     return 0;
      |     ^~~~~~
a.cc:77:1: error: expected declaration before '}' token
   77 | }
      | ^
Language: C++

//   Rishabh Agarwal
#include <bits/stdc++.h>
#define F first
#define S second
#define MAX 10000003
using namespace std;

typedef long long int ll;
const ll mod = 1e17;
long double PI=3.1415926;

ll power(ll a,ll b){
    if(b==0){
        return 1;
    }
    ll temp=power(a,b/2)%mod;
    if(b%2==0){
        return (temp*temp)%mod;
    }
    else{
        return ((a*temp)%mod*temp)%mod;
    }
}

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

//vector<ll>v;
//vector<ll>::iterator it;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    ll t;
    //cin>>t;
    t=1;
    //ll c=1;
    while(t--){
        ll n;
        cin>>n;
        ll a[n+1];
        for(ll x=0; x<=n; x++){
            cin>>a[x];
        }
        ll b[n+1];
        b[n]=a[n];
        for(ll x=n-1; x>=0; x--){
            b[x]=a[x]+b[x+1];
        }
        ll ans=0;
        ll c[n+1];
        if(a[x]!=0){ans=-1;}
      else{
       ll c[0]=1;
        ans+=c[0];
        for(ll x=1; x<=n; x++){
          c[x]=min(b[x],2*(c[x-1]-a[x-1]));
        }
      }
      for(ll x=0; x<n+1; x++){
       if(c[x]<a[x]){
         ans=-1;
       }
      }
        cout<<ans<<"\n";
        //v.clear();
        //cout<<"Case #"<<c<<": "<<ans<<"\n";
        //c++;
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:59:14: error: 'x' was not declared in this scope
   59 |         if(a[x]!=0){ans=-1;}
      |              ^
a.cc:61:16: error: array must be initialized with a brace-enclosed initializer
   61 |        ll c[0]=1;
      |                ^
Language: C++

#include<iostream>
#include<cstring>
using namespace std;
typedef long long LL;
const int N = 1e5;
LL a[N+1];
LL bck[N+1];
LL p[N+1];
LL solve(LL a[], int n)
{
	if(a[0] > 0) //and depth >= 1
		return -1;
	bck[n] = a[n];
	for(int i = n-1; i >= 0; i--)
		bck[i] = bck[i+1]+a[i];

	p[0] = 1;
	for(int i = 1; i < n; i++)
	{
		p[i] = min(2*p[i-1]-a[i],max(p[i-1]-a[i],bck[i+1])));
		if(p[i] < 0)
			return -1;
	}
	p[n] = 0;
	for(int i = 1; i <= n; i++)
		if(!(p[i-1] <= p[i]+a[i]))
			return -1;

	LL ans = 0;
	for(int i = 0; i <= n; i++)
		ans += a[i]+p[i];
	return ans;
}
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);

	int n; cin >> n;
	for(int i = 0; i <= n; i++)
		cin >> a[i];
	cout<<solve(a,n)<<endl;

	cout<<flush;
	return 0;
}

Compiler output:
a.cc: In function 'LL solve(LL*, int)':
a.cc:20:68: error: expected ';' before ')' token
   20 |                 p[i] = min(2*p[i-1]-a[i],max(p[i-1]-a[i],bck[i+1])));
      |                                                                    ^
      |                                                                    ;
Language: C++

for(int i=0;i<n+1;i++){cout<<avec.at(i)<<" "<<bvec.at(i)<<endl;}
  for(int i=0;i<cvec.size();i++){cout<<cvec.at(i)<<endl;}

Compiler output:
a.cc:1:1: error: expected unqualified-id before 'for'
    1 | for(int i=0;i<n+1;i++){cout<<avec.at(i)<<" "<<bvec.at(i)<<endl;}
      | ^~~
a.cc:1:13: error: 'i' does not name a type
    1 | for(int i=0;i<n+1;i++){cout<<avec.at(i)<<" "<<bvec.at(i)<<endl;}
      |             ^
a.cc:1:19: error: 'i' does not name a type
    1 | for(int i=0;i<n+1;i++){cout<<avec.at(i)<<" "<<bvec.at(i)<<endl;}
      |                   ^
a.cc:2:3: error: expected unqualified-id before 'for'
    2 |   for(int i=0;i<cvec.size();i++){cout<<cvec.at(i)<<endl;}
      |   ^~~
a.cc:2:15: error: 'i' does not name a type
    2 |   for(int i=0;i<cvec.size();i++){cout<<cvec.at(i)<<endl;}
      |               ^
a.cc:2:29: error: 'i' does not name a type
    2 |   for(int i=0;i<cvec.size();i++){cout<<cvec.at(i)<<endl;}
      |                             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int sum(vector<int> &s) {
  int out=0;
  for (int i=0;i<s.size();i++)
    out=out+s.at(i);
  return out;
}
 
int main() {
  int N;
  cin >> N;
  vector<int> a(N+1);
  for (int i=0;i<N+1;i++)
    cin >> a.at(i);
  vector<int> b(N+1,1);
  int c = sum(a);
  for (int i=1;i<N+1;i++)
    if (b.at(i-1)*2<a.at(i)){
      vector<int> d(N+1);
      b = &d;
    }
    else if (b.at(i-1)*2<c){
      b.at(i)=b.at(i-1)*2-a.at(i);
      c -= a.at(i);
    }
    else if (b.at(i-1)*2>=c){
      b.at(i)=c-a.at(i);
      c -=a.at(i);
    }
  if (N==0)
    if (a.at(0)==1)
      cout << 1 <<endl;
    else
      cout << -1 <<endl;
  else if(a.at(0)>0)
    cout << -1 << endl;
  else if (sum(b)==0)
    cout << -1 << endl;
  else
    cout << sum(a) + sum(b) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:12: error: no match for 'operator=' (operand types are 'std::vector<int>' and 'std::vector<int>*')
   22 |       b = &d;
      |            ^
In file included from /usr/include/c++/14/vector:72,
                 from /usr/include/c++/14/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
                 from a.cc:1:
/usr/include/c++/14/bits/vector.tcc:210:5: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = int; _Alloc = std::allocator<int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'std::vector<int>*' to 'const std::vector<int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
In file included from /usr/include/c++/14/vector:66:
/usr/include/c++/14/bits/stl_vector.h:766:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = int; _Alloc = std::allocator<int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'std::vector<int>*' to 'std::vector<int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_vector.h:788:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = int; _Alloc = std::allocator<int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'std::vector<int>*' to 'std::initializer_list<int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
Language: C++

#include<bits/stdc++.h>

#define rep(i,n) for(int i = 0; i < (n); i++)
#define rrep(i,n) for(int i = (n)-1; i >= 0; i--)
#define rep1(i,n) for(int i = 1; i <= (n); i++)
#define rrep1(i,n) for(int i = (n); i > 0; i--)

#define ll long long
#define pi pair<int, int>
#define pll pair<ll, ll>

#define MOD 1000000007
#define INF 1000000000000000LL

using namespace std;

int main(){
  int n;cin>>n;
  vector<ll> a(n+1),limit(n);
  rep(i, n+1)cin>>a[i];

  if(n==0){
    if(a[0]==1)cout<<1<<endl;
    else cout<<-1<<endl;
    return 0;
  }

  limit[n-1]=a[n]+a[n-1];
  rrep(i, n-1){
    limit[i] = limit[i+1]+a[i];
  }
  limit.push_back(a.back());

  ll result = 1;
  ll l=1;

  if(a[0]==1 && n>0) { cout<<-1<<endl; return 0; }

  rep(i, n){
    ll c=a[i];

    ll nl = min<ll>((l-c)*2, limit[i+1]);
    if(l-c<0) { cout<<-1<<endl; return 0;}
//    if(l-c<0 || nl-a[i+1]<0) { cout<<-1<<endl; return 0;}
//    if(l==0 && a[i]>0) { cout<<-1<<endl; return 0;}

    if(i<n-1)result += nl;
    swap(l, nl);
  }

  if(l!=a.back) { cout<<-1<<endl; return 0;}

  cout<<result+a.back()<<endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:51:7: error: invalid operands of types 'long long int' and '<unresolved overloaded function type>' to binary 'operator!='
   51 |   if(l!=a.back) { cout<<-1<<endl; return 0;}
      |      ~^~~~~~~~
      |      |    |
      |      |    <unresolved overloaded function type>
      |      long long int
Language: C++

#include <bits/stdc++.h>

using namespace std;

const int INF = 1000000000;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
	cin >> n;
	vector<long long> A(n + 1);
	vector<long long> lim(n + 1);
	for (int i = 0; i <= n; i++) cin >> A[i];
	lim[0] = 1;
	for (int i = 1; i <= n; i++)
	{
		long long m = (lim[i-1] - A[i-1]) * 2;
		if (m < 0)
		{
		    cout << -1 << '\n';
			return 0;
		}
		lim[i] = min(INF, m);
	}
	if (lim[n] < A[n])
	{
	    cout << -1 << '\n';
		return 0;
	}
    long long ret = A[n];
    long long now = A[n];
	for (int i = n-1; i >= 0; i--)
	{
		now += A[i];
		now = min(now, lim[i]);
		ret += now;
	}
	cout << ret << '\n';
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:29: error: no matching function for call to 'min(const int&, long long int&)'
   25 |                 lim[i] = min(INF, m);
      |                          ~~~^~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:25:29: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   25 |                 lim[i] = min(INF, m);
      |                          ~~~^~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:25:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   25 |                 lim[i] = min(INF, m);
      |                          ~~~^~~~~~~~
Language: C++

using namespace std;
#define _GLIBCXX_DEBUG
int64_t MOD=1000000007;

int main() {
  int N;
  cin>>N;
  bool error=false;
  int64_t ans=0;
  vector<int64_t> S(N+1);
  vector<int64_t> T(N+1);
  for(int i=0;i<=N;i++)cin>>S.at(i);
  T.at(N)=S.at(N);
  for(int i=N-1;i>0;i--) T.at(i)=T.at(i+1)+S.at(i);
  T.at(0)=1;
  for(int i=1;i<=N;i++){
    T.at(i)=min(T.at(i),2*T.at(i-1)-2*S.at(i-1));
    if(T.at(i)<1) error=true;
  }
  if(error) cout<<-1;
  else{
    for(int i=0;i<=N;i++){
      ans+=T.at(i);
    }
    cout<<ans<<endl;
  }
 
}


Compiler output:
a.cc:3:1: error: 'int64_t' does not name a type
    3 | int64_t MOD=1000000007;
      | ^~~~~~~
a.cc:1:1: note: 'int64_t' is defined in header '<cstdint>'; this is probably fixable by adding '#include <cstdint>'
  +++ |+#include <cstdint>
    1 | using namespace std;
a.cc: In function 'int main()':
a.cc:7:3: error: 'cin' was not declared in this scope
    7 |   cin>>N;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:9:3: error: 'int64_t' was not declared in this scope
    9 |   int64_t ans=0;
      |   ^~~~~~~
a.cc:9:3: note: 'int64_t' is defined in header '<cstdint>'; this is probably fixable by adding '#include <cstdint>'
a.cc:10:3: error: 'vector' was not declared in this scope
   10 |   vector<int64_t> S(N+1);
      |   ^~~~~~
a.cc:1:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
  +++ |+#include <vector>
    1 | using namespace std;
a.cc:10:19: error: 'S' was not declared in this scope
   10 |   vector<int64_t> S(N+1);
      |                   ^
a.cc:11:19: error: 'T' was not declared in this scope
   11 |   vector<int64_t> T(N+1);
      |                   ^
a.cc:17:13: error: 'min' was not declared in this scope; did you mean 'main'?
   17 |     T.at(i)=min(T.at(i),2*T.at(i-1)-2*S.at(i-1));
      |             ^~~
      |             main
a.cc:20:13: error: 'cout' was not declared in this scope
   20 |   if(error) cout<<-1;
      |             ^~~~
a.cc:20:13: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:23:7: error: 'ans' was not declared in this scope
   23 |       ans+=T.at(i);
      |       ^~~
a.cc:25:5: error: 'cout' was not declared in this scope
   25 |     cout<<ans<<endl;
      |     ^~~~
a.cc:25:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:25:11: error: 'ans' was not declared in this scope
   25 |     cout<<ans<<endl;
      |           ^~~
a.cc:25:16: error: 'endl' was not declared in this scope
   25 |     cout<<ans<<endl;
      |                ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define INF 1000000000000000LL
using namespace std;

int main(){
  //inputs
  int N;
  int lim = 1e5+1;
  ll A[lim];
  ll maxB[lim];
  cin >> N;
  for (int i=0; i<=N; i++)
    cin >> A[i];
    
  // handle corner cases
  if (A[0]>0){
    if(A[0]==1 and N==0){
      cout << 1 << endl;
      return 0;
    }
    else{
      cout << -1 << endl;
      return 0;
    }
  }
  
  // compute maxB's upwards from the bottom 
  maxB[N] = 0;
  for (int i=N; 0<i; i--)
    maxB[i-1] = maxB[i] + A[i];
  
  // compute total number of nodes
  ll sum = 1;
  B = 1;
  for (int i=1; i<=N; i++){
    B = min( maxB[i], 2*B-A[i] );
    sum += B + A[i];
    //handle invalide case
    if (B<0){
      cout << -1 << endl;
      return 0;
    }
  }
  cout << sum << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:35:3: error: 'B' was not declared in this scope
   35 |   B = 1;
      |   ^
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define INF 1000000000000000LL
using namespace std;

int main(){
  int N;
  ll A[1e5+1];
  ll maxB[1e5+1];
  cin >> N;
  for (int i=0; i<=N; i++)
    cin >> A[i];
    
  // handle corner cases
  if (A[0]>0){
    if(A[0]==1 and N==0){
      cout << 1 << endl;
      return 0;
    }
    else{
      cout << -1 << endl;
      return 0;
    }
  }
  
  // compute maxB's upwards from the bottom 
  maxB[N] = 0;
  for (int i=N; 0<i; i--)
    maxB[i-1] = maxB[i] + a[i];
  
  // compute total number of nodes
  ll sum = 1;
  B = 1;
  for (int i=1; i<=N; i++){
    B = min( maxB[i], 2*B-a[i] );
    sum += B + a[i];
    //handle invalide case
    if (B<0){
      cout << -1 << endl;
      return 0;
    }
  }
  cout << sum << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:11: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    8 |   ll A[1e5+1];
      |        ~~~^~
a.cc:8:11: error: could not convert '(1.0e+5 + (double)1)' from 'double' to 'long unsigned int'
    8 |   ll A[1e5+1];
      |        ~~~^~
      |           |
      |           double
a.cc:8:11: error: size of array 'A' has non-integral type 'double'
a.cc:9:14: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    9 |   ll maxB[1e5+1];
      |           ~~~^~
a.cc:9:14: error: could not convert '(1.0e+5 + (double)1)' from 'double' to 'long unsigned int'
    9 |   ll maxB[1e5+1];
      |           ~~~^~
      |              |
      |              double
a.cc:9:14: error: size of array 'maxB' has non-integral type 'double'
a.cc:29:27: error: 'a' was not declared in this scope
   29 |     maxB[i-1] = maxB[i] + a[i];
      |                           ^
a.cc:33:3: error: 'B' was not declared in this scope
   33 |   B = 1;
      |   ^
a.cc:35:27: error: 'a' was not declared in this scope
   35 |     B = min( maxB[i], 2*B-a[i] );
      |                           ^
Language: Java

import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        
        // ans: 二分木の頂点数の最大値(但し、深さiにA[i]個だけ葉がある)
        long ans = 0;
        
        // ・言い換え
        // 深さiにおける頂点数(count[i])の最大値を考える。
        
        // 下から見る時、頂点数はarray[i]個だけ増やせる
        // -> count[i] = sum[i] (arrayの後ろからの累積和)
        // 上から見る時、頂点数は葉を引いた数の2倍にできる
        // -> count[i] = (count[i-1] - array[i-1]) * 2
        // <- オーバーフローしそう。 (深さの最大値は10^5)
        // -> 上から見るのを都度、下からのmaxでカットしてやる。
        
        int n = sc.nextInt();
        // array[i]: 深さiの葉の個数
        int[] array = new int[n+1];
        for (int i = 0; i < n+1; i++) {
            array[i] = sc.nextInt();
        }
        
        // sum[i]: 下から見たときのcount[i]の最大値
        long[] sum = new long[n+1];
        sum[n] = array[n];
        for (int i = n-1; i >= 0; i--) {
            sum[i] = sum[i+1] + array[i];
            
        }
        // System.out.println(Arrays.toString(sum));
        
        // count[i]: 深さiにおける頂点数
        long[] count = new long[n+1];
        count[0] = 1;
        for (int i = 1; i < n+1; i++) {
            long topdown = count[i-1] - array[i-1]) * 2;
            long bottomup = sum[i];
            
            count[i] = Math.min(topdown, bottomup);
            if (count[i] < 0) {
                System.out.println(-1);
                return;
            }
        }
        
        for (int i = 0; i < n+1; i++) {
            ans += count[i];
        }
        System.out.println(ans);
        
    }
}

Compiler output:
Main.java:41: error: ';' expected
            long topdown = count[i-1] - array[i-1]) * 2;
                                                  ^
1 error
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define INF 1000000000000000LL
using namespace std;

int main(){
  ll limit = 1e5+1;
  int N;
  ll a[limit];
  ll nDown[limit];
  ll nUp[limit];
  ll nAns[limit];
  cin >> N;
  for (int i=0; i<=N; i++)
    cin >> a[i];
    
  // handle corner cases
  if (a[0]==1){
    if(N!=0){
      cout << -1 << endl;
      return 0;
    }
    else{
      cout << 1 << endl;
      return 0;
    }
  }
  // compute n's downwards
  nDown[0] = 1;
  for (int i=0; i<N; i++)
    nDown[i+1] = min(2*nDown[i] - a[i+1], INF);
  // compute n's upwards 
  nUp[N] = 0;
  for (int i=N; 0<i; i--)
    nUp[i-1] = nUp[i] + a[i];
  //when tree is not realizable
  if (nDown[N]<0){// or (nUp[0]<0)){
    cout << -1 << endl;
    return 0;
  }
  // 
  //for (int i=0; i<=N; i++){
  //  nAns[i] = min(nUp[i], nDown[i]);
  //  sum += nAns[i] + a[i];
  //}
  ll sum = 0;
  nAns[0] = 1;
  for (int i=1; i<=N; i++){
    nAns[i] = min(nUp[i], 2*nAns[i-1]-a[i]);
    sum += n + a[i];
    if (nAns[i]<0){
      cout << -1 << endl;
      return 0;
    }
  }
  cout << sum << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:50:12: error: 'n' was not declared in this scope
   50 |     sum += n + a[i];
      |            ^
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define INF 1000000000000000LL
using namespace std;

int main(){
  ll limit = 1e5+1;
  int N;
  ll a[limit];
  ll nDown[limit];
  ll nUp[limit];
  ll nAns[limit];
  cin >> N;
  for (int i=0; i<=N; i++)
    cin >> a[i];
    
  // handle corner cases
  if (a[0]==1){
    if(N!=0){
      cout << -1 << endl;
      return 0;
    }
    else{
      cout << 1 << endl;
      return 0;
    }
  }
  // compute n's downwards
  nDown[0] = 1;
  for (int i=0; i<N; i++)
    nDown[i+1] = min(2*nDown[i] - a[i+1], INF);
  // compute n's upwards 
  nUp[N] = 0;
  for (int i=N; 0<i; i--)
    nUp[i-1] = nUp[i] + a[i];
    when tree is not realizable
  if (nDown[N]<0){// or (nUp[0]<0)){
    cout << -1 << endl;
    return 0;
  }
  // 
  //for (int i=0; i<=N; i++){
  //  nAns[i] = min(nUp[i], nDown[i]);
  //  sum += nAns[i] + a[i];
  //}
  ll sum = 0;
  nAns[0] = 1;
  for (int i=1; i<=N; i++){
    nAns[i] = min(nUp[i], 2*nAns[i-1]-a[i]);
    sum += n + a[i];
    if (nAns[i]<0){
      cout << -1 << endl;
      return 0;
    }
  }
  cout << sum << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:36:5: error: 'when' was not declared in this scope
   36 |     when tree is not realizable
      |     ^~~~
a.cc:50:12: error: 'n' was not declared in this scope
   50 |     sum += n + a[i];
      |            ^
Language: Java

import java.util.*;
import java.io.PrintWriter;
public class Main{
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		int n=sc.nextInt();
		int[] a=new int[n+1];
		int[] vol=new int[n+1];
		int two=1;
		vol[0]=1;
		for(int i=0; i<=n; i++){
			a[i]=sc.nextInt();
			if(a[i]>vol[i]){
				System.out.println(-1);
				return;
			}
			if(i!=n){
				vol[i+1]=Math.min(100000000,two=(two-a[i])*2);
				two=Math.min(100000000,two);
			}
		}
		System.out.println(-1);
		return;
		long ans=0;
		long num=0;
		for(int i=n; i>=0; i--){
			num+=a[i];
			num=Math.min(vol[i],num);
			ans+=num;
		}
		System.out.println(ans);
	}
}


Compiler output:
Main.java:24: error: unreachable statement
		long ans=0;
		     ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int a[1<<17], suf[1<<17];

int main() {
  int n;
  cin >> n;
  for(int i = 0; i <= n; i++) cin >> a[i];
  for(int i = n; ~i; i--) suf[i] = suf[i+1] + a[i];
  
  ll now = 1, ans = 0;
  for(int i = 0; i <= n; i++) {
    if(now < a[i]) puts("-1"), exit(0);
    ans += now;
    now -= a[i];
    now = min(now * 2, suf[i+1]);
  }
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: no matching function for call to 'min(ll, int&)'
   17 |     now = min(now * 2, suf[i+1]);
      |           ~~~^~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:17:14: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   17 |     now = min(now * 2, suf[i+1]);
      |           ~~~^~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:17:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   17 |     now = min(now * 2, suf[i+1]);
      |           ~~~^~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void){
    // Your code here!
    int n;
    cin>>n;
    
    vector<int> A(n+1), B(n+1);
    for(int i=0;i<n+1;i++) cin>>A[i];

    if(A[0]==1){
        cout<<-1<<endl;
        return 0;
    }
    
    B[0]=1;
    for(int i=0;i<n;i++){
        B[i+1] = (B[i]-A[i])*2;
        if(A[i]>B[i] || B[i]<0){
            cout<<-1<<endl;
            return 0;
        }
    }
    
    long long int ans = 0;
    B[n]=A[n];
    long long int now = 1e18;
    for(int i=n;i>=0;i--){
        now = min(now, B[i]-A[i])+A[i];
        ans += now;
    }
    
    cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:29:18: error: no matching function for call to 'min(long long int&, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type)'
   29 |         now = min(now, B[i]-A[i])+A[i];
      |               ~~~^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:29:18: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   29 |         now = min(now, B[i]-A[i])+A[i];
      |               ~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:29:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   29 |         now = min(now, B[i]-A[i])+A[i];
      |               ~~~^~~~~~~~~~~~~~~~
Language: C++

#include<bits/stdc++.h>
#define ll long long
#define pii pair<ll ,int>
using namespace std;
const int inf = 0x3f3f3f3f;
const int maxn = 2e5+5;
const ll mod=998244353;
ll n,a[maxn],b[maxn],m;
string s;
int main(){
    ios::sync_with_stdio(false);
    cin>>n;
    for(int i=0;i<=n;i++){
        cin>>a[i];
    }
    if(!n&&a[0]!=1||n&&a[0]||a[n]==0){
        cout<<-1;
        return 0;
    }
    for(int i=n;i;i--){
        b[i]=b[i+1]+a[i];//i~n有几个叶子节点
    }
    ll x=1;//当前非叶节点数
    m=0;//答案
    for(int i=0;i<n;i++){
        x-=a[i];//最大
        x=min(x,b[i+1]);
        if(x<=0){
            cout<<-1;
            return 0;
        }
        m+=x;
        m+=a[i];
        x*=2ll;
    }
    x-=a[i];
    x=min(x,b[n+1]);
    if(x!=0){
        cout<<-1;
        return 0;
    }
    m+=a[n];
    cout<<m<<'\n';
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:36:10: error: 'i' was not declared in this scope
   36 |     x-=a[i];
      |          ^
Language: Java

import java.util.Arrays;
import java.util.Scanner;
public class Main {


    public static void main(String[] args) {


        Scanner scan = new Scanner(System.in);
        int N= scan.nextInt();
        long A[]=new long[N+1];
        long MAX=0;
    for(int i=0;i<=N;i++){A[i]=scan.nextLong();
    MAX=MAX+A[i];}
    long NE=1;
    long P=0;
if(MAX==0){NE=-1;}
    for(int i2=0;i2<=N&&NE>=;i2++){P=P+NE;
   NE=NE-A[i2];
MAX=MAX-A[i2];
        NE=NE*2;
        if(NE>MAX){NE=MAX;}

    }
    if(NE<0){P=-1;}
    System.out.println(P);
    }
}





Compiler output:
Main.java:18: error: illegal start of expression
    for(int i2=0;i2<=N&&NE>=;i2++){P=P+NE;
                            ^
1 error
Language: Java

import java.io.*;
import java.util.*;
public class Main {
	
	public static void main(String... args) {
		FastScanner sc = new FastScanner();
		int n = sc.nextInt();
		long[] arr = new long[n+1];
		for(int i = 0; i <= n; i++) {
			arr[i] = sc.nextInt();
		}
		if(n == 0) {
			if(arr[0] == 1) {
				System.out.println(1);
			}
			else {
				System.out.println(-1);
			}
			return;
		}
//		if(arr[0] > 0) {
//			System.out.println(-1); return;
//		}
		long[] nl = new long[n+1]; //not leaves
		for(int i = n-1; i >= 0; i--) {
			nl[i] = nl[i+1] + arr[i+1];
		}
		long max = 1;
		long res = 0;
		for(int i = 0; i <= n; i++) {
			if(nl[i] + arr[i] > max) {
				nl[i] = max - arr[i];
				if(nl[i] < 0) {
					System.out.println(-1); return;
				}
				max = 2 * nl[i];
			}
			res += nl[i] + arr[i];
		}
		System.out.println(res);
	}
	static B v(long x) {
		return new B(BigInteger.valueOf(x));
	}
	static class B{
		BigInteger big;
		public B(BigInteger big) {
			this.big = big;
		}
		public B s(B b) {
			return new B(big.add(b.big));
		}
		public B r(B b) {
			return new B(big.subtract(b.big));
		}
		public B m(B b) {
			return new B(big.multiply(b.big));
		}
		public B d(B b) {
			return new B(big.divide(b.big));
		}
		public boolean gr(B b) {
			return big.compareTo(b.big) > 0;
		}
		public boolean geq(B b) {
			return big.compareTo(b.big) >= 0;
		}
		public String toString() {
			return big.toString();
		}
	}
	
	static class FastScanner {
        public BufferedReader reader;
        public StringTokenizer tokenizer;
        public FastScanner() {
            reader = new BufferedReader(new InputStreamReader(System.in), 32768);
            tokenizer = null;
        }
        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt() {
            return Integer.parseInt(next());
        }
        public long nextLong() {
        	return Long.parseLong(next());
        }
        public double nextDouble() {
        	return Double.parseDouble(next());
        }
        public String nextLine() {
        	try {
        		return reader.readLine();
        	} catch(IOException e) {
        		throw new RuntimeException(e);
        	}
        }
    }
	

}

Compiler output:
Main.java:46: error: cannot find symbol
		BigInteger big;
		^
  symbol:   class BigInteger
  location: class B
Main.java:47: error: cannot find symbol
		public B(BigInteger big) {
		         ^
  symbol:   class BigInteger
  location: class B
Main.java:43: error: cannot find symbol
		return new B(BigInteger.valueOf(x));
		             ^
  symbol:   variable BigInteger
  location: class Main
3 errors
Language: C++

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

ll vert[100007];//ある深さの頂点の個数
ll leaves[100007];//ある深さから深さnまでの葉の枚数
int main(){
    bool z = true;
    ll n;
    cin >> n;
    ll ans = 1;
    vector<ll> a(n + 1);
    rep(i, n + 1) cin >> a[i];
    leaves[n + 1] = 0;
    for (ll i = n; i >= 0;i--){
        leaves[i] = leaves[i + 1] + a[i];
    }
    vert[0] =1;
    for (ll i = 1; i < n+1; i++){
        if(vert[i-1]<=a[i-1]){//条件を満たす二分木が存在するかどうか
            z = false;
            break;
        }
        if(i==n){
            if((vert[n-1]-a[n-1])*2<a[n])z = false;
        }
        vert[i] = min((vert[i - 1] - a[i - 1]) * 2, leaves[i]);//深さ d − 1 の頂点のうち葉ではないものの個数の2倍と深さiから深さnまでの葉の枚数のうちの小さい方
        ans += vert[i];
    }
    if(n==0&&a[0]!=1)z = false;//n=0の時

    if (z)
    {
        cout << ans << endl;
    }
    else{
        cout << -1 << endl;
    }
}


Compiler output:
a.cc:41:1: error: stray '\16' in program
   41 | <U+000E>
      | ^~~~~~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(long long int i = 0; i < n; i++)
#define _rep(i, m, n) for(long long int i = m; i < n; i++)
using namespace std;
typedef long long ll;
typedef pair<int, int> P;
const int N = 1000000;
const ll mod = 1000000007;
const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};

ll gcd(ll A, ll B){
    if(B == 0)return A;
    return gcd(B, A % B);
}
ll lcm(ll A, ll B){
    return A * B / gcd(A, B);
}

/*------------------------------------------------------------------*/
int main(){
    ll n; cin >> n;
    vector<ll> a(n + 1);
    rep(i, n + 1) cin >> a[i];

    if(n == 0){
        if(a[0] != 1){
            cout << -1 << endl;
        }else{
            cout << 1 << endl;
        }
        return 0;
    }else if(a[0] != 0){
        cout << -1 << endl;
        return 0;
    }

    vector<ll> a_sum(n + 2);
    a_sum[0] = 0;
    _rep(i, 1, n + 2){
        a_sum[i] = a_sum[i - 1] + a[i - 1];
    }
    ll ans = 1;
    ll b = 1;
    _rep(i, 1, n + 1){
        b = min(a_sum[n + 1] - a_sum[i], (b - a[i - 1]) * 2, 1e18);
        if(b <= 0){
            cout << -1 << endl;
            return 0;
        }
        ans += b;
        //cout << b << " " << ans << endl;
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = long long int; _Compare = double]':
a.cc:46:16:   required from here
   46 |         b = min(a_sum[n + 1] - a_sum[i], (b - a[i - 1]) * 2, 1e18);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;
using ll =long long;
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef pair<int,int> PII;
#define SORT(a) sort((a).begin(),(a).end())
#define rSORT(a) reverse((a).begin(),(a).end())
#define For(i, a, b)    for(int i = (a) ; i < (b) ; ++i)
#define rep(i, n)       For(i, 0, n)
#define debug(x)  cerr << #x << " = " << (x) << endl;
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
using P = pair<ll,ll>;
//Write From this Line

ll main()
{
	ll n;
	cin >> n;
	vector<ll> a(n+1);
	rep(i, n+1)cin>>a[i];
	vector<P> mp(100010);
	ll child;
	for(ll i = n; i >= 0; i--){
		if(i == n) mp[i] = {a[i],a[i]};
		else {
			mp[i] = {(mp[i+1].first+1)/2 + a[i], mp[i+1].second + a[i]};
		}
	}
	if(mp[0].first != 1) {
		cout << -1 << endl;
		return 0;
	}
	ll ans = 1;
	ll now = 1;
	for(ll i = 1; i <= n;i++){
		ll plu = min(mp[i].second, 2 * now);
		ans += plu;
		now = plu - a[i];
	}
	cout << ans << endl;
}


Compiler output:
a.cc:18:1: error: '::main' must return 'int'
   18 | ll main()
      | ^~