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

int main(){
	int n, a[10000];
	int MMM;

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


	for (int k = 0; k < 10000; k++){
		for (int j = 0; j < n; j++){
			if (a[j] / 2 == 1){
				a[j] = a[j] * 3;
				cnt++;
			}
			else if (a[j] % 2 == 0){
				a[j] = a[j] / 2;
			}
			else{
				a[j] = a[j] * 3;
				cnt++;
			}
			cout << a[j] << "," << endl;
		}
		cout << cnt << endl;

		if (cnt == n){
			goto label;
		}

		ans++;
		cnt = 0;
	}


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

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'cin' was not declared in this scope
    5 |         cin >> n;
      |         ^~~
a.cc:15:33: error: 'cnt' was not declared in this scope; did you mean 'int'?
   15 |                                 cnt++;
      |                                 ^~~
      |                                 int
a.cc:22:33: error: 'cnt' was not declared in this scope; did you mean 'int'?
   22 |                                 cnt++;
      |                                 ^~~
      |                                 int
a.cc:24:25: error: 'cout' was not declared in this scope
   24 |                         cout << a[j] << "," << endl;
      |                         ^~~~
a.cc:24:48: error: 'endl' was not declared in this scope
   24 |                         cout << a[j] << "," << endl;
      |                                                ^~~~
a.cc:26:17: error: 'cout' was not declared in this scope
   26 |                 cout << cnt << endl;
      |                 ^~~~
a.cc:26:25: error: 'cnt' was not declared in this scope; did you mean 'int'?
   26 |                 cout << cnt << endl;
      |                         ^~~
      |                         int
a.cc:26:32: error: 'endl' was not declared in this scope
   26 |                 cout << cnt << endl;
      |                                ^~~~
a.cc:32:17: error: 'ans' was not declared in this scope
   32 |                 ans++;
      |                 ^~~
a.cc:38:9: error: 'cout' was not declared in this scope
   38 |         cout << ans << endl;
      |         ^~~~
a.cc:38:17: error: 'ans' was not declared in this scope
   38 |         cout << ans << endl;
      |                 ^~~
a.cc:38:24: error: 'endl' was not declared in this scope
   38 |         cout << ans << endl;
      |                        ^~~~
Language: C++

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

int main(){
  int N;
  cin >> N;
  int sum=0;
  for(int i=0;i<N;i++){
    int a;
    while(true){
      if(a%2==1)break;
      else{
        a=a/2;
        sum+=1
      }
    }
  }
  cout << sum;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:14:15: error: expected ';' before '}' token
   14 |         sum+=1
      |               ^
      |               ;
   15 |       }
      |       ~
Language: C

#include<stdio.h>

int main(void){

  int N , ans = 0;
  int a[10000] , count[10000];
  scanf("%d", &N);
  for(int i = 0 ; i < N ; i++){
    scanf("%d", &a[i]);
  }

for(int i = 0 ; i < N , i++){
  while(a[i] % 2 == 0){
    a[i] /=  2;
    count[i]++;
  }
}

for(int i = 0 ; i < N ; i++){
  ans += count[i];
}

printf("%d", ans);

return 0;
}


Compiler output:
main.c: In function 'main':
main.c:12:28: error: expected ';' before ')' token
   12 | for(int i = 0 ; i < N , i++){
      |                            ^
      |                            ;
Language: C

#include<stdio.h>

int main(void){

  int N , ans = 0;
  int a[10000] , count[10000];
  scanf("%d", &N);
  for(int i = 0 ; i < N ; i++){
    scanf("%d", &a[i]);
  }

for(int i = 0 ; i < N , i++){
  while(a[i] % 2 == 0){
    a[i] /=  2;
    count[i]++;
  }
}

for(int i = 0 ; i < N ; i++){
  ans += count[i];
}

printf("%d", ans);

return 0;
}

Compiler output:
main.c: In function 'main':
main.c:12:28: error: expected ';' before ')' token
   12 | for(int i = 0 ; i < N , i++){
      |                            ^
      |                            ;
Language: C++

#include <bits/stdc++.h>
#define rep(i, a, n) for(int i = a; i < n; i++)
using namespace std;
int n_order(long n,int ord){
  if(n%2==0){
    n=n/2;
    div(n,ord+1);
  }
  else{
    return ord;
  }
}
signed main(){
  int n;
  vector<long> a(n);
  int count=0;
  rep(i,0,n){
    count+=n_order(a[i],0);
  }
  cout<<count<<endl;
}

Compiler output:
a.cc: In function 'int n_order(long int, int)':
a.cc:7:8: error: call of overloaded 'div(long int&, int)' is ambiguous
    7 |     div(n,ord+1);
      |     ~~~^~~~~~~~~
In file included from /usr/include/c++/14/cstdlib:79,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:42,
                 from a.cc:1:
/usr/include/stdlib.h:992:14: note: candidate: 'div_t div(int, int)'
  992 | extern div_t div (int __numer, int __denom)
      |              ^~~
/usr/include/c++/14/cstdlib:219:3: note: candidate: 'lldiv_t __gnu_cxx::div(long long int, long long int)'
  219 |   div(long long __n, long long __d)
      |   ^~~
/usr/include/c++/14/cstdlib:181:3: note: candidate: 'ldiv_t std::div(long int, long int)'
  181 |   div(long __i, long __j) _GLIBCXX_NOTHROW { return ldiv(__i, __j); }
      |   ^~~
a.cc:12:1: warning: control reaches end of non-void function [-Wreturn-type]
   12 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define rep(i, a, n) for(int i = a; i < n; i++)
using namespace std;
int div(int n,int ord){
  if(n%2==0){
    n/=2;
    div(n,ord+1);
  }
  else{
    return ord;
  }
}
signed main(){
  int n;
  vector<int> a(n);
  int count=0;
  rep(i,0,n){
    count+=div(a[i],0);
  }
  cout<<count<<endl;
}

Compiler output:
a.cc:4:5: error: ambiguating new declaration of 'int div(int, int)'
    4 | int div(int n,int ord){
      |     ^~~
In file included from /usr/include/c++/14/cstdlib:79,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:42,
                 from a.cc:1:
/usr/include/stdlib.h:992:14: note: old declaration 'div_t div(int, int)'
  992 | extern div_t div (int __numer, int __denom)
      |              ^~~
a.cc: In function 'int main()':
a.cc:18:10: error: no match for 'operator+=' (operand types are 'int' and 'div_t')
   18 |     count+=div(a[i],0);
      |     ~~~~~^~~~~~~~~~~~~
a.cc: In function 'int div(int, int)':
a.cc:12:1: warning: control reaches end of non-void function [-Wreturn-type]
   12 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define rep(i, a, n) for(int i = a; i < n; i++)
using namespace std;
const int mod = 1000000007;
const int INF = 1e18;
int div(int n,int ord){
  if(n%2==0){
    n/=2;
    div(n,ord+1);
  }
  else{
    return ord;
  }
}
signed main(){
  int n;
  vector<int> a(n);
  int count=0;
  rep(i,0,n){
    count+=div(a[i],0);
  }
  cout<<count<<endl;
}

Compiler output:
a.cc:5:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
    5 | const int INF = 1e18;
      |                 ^~~~
a.cc:6:5: error: ambiguating new declaration of 'int div(int, int)'
    6 | int div(int n,int ord){
      |     ^~~
In file included from /usr/include/c++/14/cstdlib:79,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:42,
                 from a.cc:1:
/usr/include/stdlib.h:992:14: note: old declaration 'div_t div(int, int)'
  992 | extern div_t div (int __numer, int __denom)
      |              ^~~
a.cc: In function 'int main()':
a.cc:20:10: error: no match for 'operator+=' (operand types are 'int' and 'div_t')
   20 |     count+=div(a[i],0);
      |     ~~~~~^~~~~~~~~~~~~
a.cc: In function 'int div(int, int)':
a.cc:14:1: warning: control reaches end of non-void function [-Wreturn-type]
   14 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define rep(i, a, n) for(int i = a; i < n; i++)
#define int long long
using namespace std;
typedef pair<int, int> P;
const int mod = 1000000007;
const int INF = 1e18;
int div(int n,int ord){
  if(n%2==0){
    n/=2;
    div(n,ord+1);
  }
  else{
    return ord;
  }
}
signed main(){
  int n;
  vector<int> a(n);
  int count=0;
  rep(i,0,n){
    count+=div(a[i],0);
  }
  cout<<count<<endl;
}

Compiler output:
a.cc: In function 'long long int div(long long int, long long int)':
a.cc:11:8: error: call of overloaded 'div(long long int&, long long int)' is ambiguous
   11 |     div(n,ord+1);
      |     ~~~^~~~~~~~~
In file included from /usr/include/c++/14/cstdlib:79,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:42,
                 from a.cc:1:
/usr/include/stdlib.h:992:14: note: candidate: 'div_t div(int, int)'
  992 | extern div_t div (int __numer, int __denom)
      |              ^~~
a.cc:8:5: note: candidate: 'long long int div(long long int, long long int)'
    8 | int div(int n,int ord){
      |     ^~~
/usr/include/c++/14/cstdlib:219:3: note: candidate: 'lldiv_t __gnu_cxx::div(long long int, long long int)'
  219 |   div(long long __n, long long __d)
      |   ^~~
/usr/include/c++/14/cstdlib:181:3: note: candidate: 'ldiv_t std::div(long int, long int)'
  181 |   div(long __i, long __j) _GLIBCXX_NOTHROW { return ldiv(__i, __j); }
      |   ^~~
a.cc: In function 'int main()':
a.cc:22:15: error: call of overloaded 'div(__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type&, int)' is ambiguous
   22 |     count+=div(a[i],0);
      |            ~~~^~~~~~~~
/usr/include/stdlib.h:992:14: note: candidate: 'div_t div(int, int)'
  992 | extern div_t div (int __numer, int __denom)
      |              ^~~
a.cc:8:5: note: candidate: 'long long int div(long long int, long long int)'
    8 | int div(int n,int ord){
      |     ^~~
/usr/include/c++/14/cstdlib:219:3: note: candidate: 'lldiv_t __gnu_cxx::div(long long int, long long int)'
  219 |   div(long long __n, long long __d)
      |   ^~~
/usr/include/c++/14/cstdlib:181:3: note: candidate: 'ldiv_t std::div(long int, long int)'
  181 |   div(long __i, long __j) _GLIBCXX_NOTHROW { return ldiv(__i, __j); }
      |   ^~~
a.cc: In function 'long long int div(long long int, long long int)':
a.cc:16:1: warning: control reaches end of non-void function [-Wreturn-type]
   16 | }
      | ^
Language: Java

import java.util.Scanner;

public class Main {
	static int N;
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		N = sc.nextInt();
		int[] A = new int[N];
		
		
		int count = 0;
		for (int i = 0; i < N; i ++) {
			A[i] = sc.nextInt();
			while (A[i] % 2 == 0) {
				count++;
				A[i] /= 2;
			}
		}
		System.out.println(count);
	}
}
jflkdasj


Compiler output:
Main.java:22: error: reached end of file while parsing
jflkdasj
^
1 error
Language: C++

import java.util.Scanner;

public class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int result = 0;
        for(int i = 0; i < N; i++){
            int a = sc.nextInt();
            while(a % 2 == 0){
                result++;
                a /= 2;
            }
        }
        System.out.println(result);
    }
}


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

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

int main() {
  // input
  int n;  cin >> n;
  vector<int> a(n);
  for (int i = 0; i < n; i++) {
    cin >> a.at(i);
  }
  
  // count
  int count = 0;
  for (int i = 0; i < n; i++) {
    while (a.at(i) % 2 == 0) {
      count++;
      a.at(i) /= 2;
    }
  }
  
  // output
  cout << count << endl;
  
  return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:24:12: error: expected '}' at end of input
   24 |   return 0;
      |            ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  int i,a[10010],ans=0;
  cin>>n;
  for(int i=0;i<n;i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout<<ans<< endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: 'n' was not declared in this scope
    7 |   cin>>n;
      |        ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  int n,a[10010],ans=0;
  cin >> n;
  for(int i=0;i<n;i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:8:7: error: extended character   is not valid in an identifier
    8 |   for(int i=0;i<n;i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:8:7: error: 'int\U000000a0i' was not declared in this scope
    8 |   for(int i=0;i<n;i++) {
      |       ^~~~~
a.cc:8:15: error: 'i' was not declared in this scope
    8 |   for(int i=0;i<n;i++) {
      |               ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  int n,a[10010],ans=0;
  cin >> n;
  for(int i=0; i<n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:8:7: error: extended character   is not valid in an identifier
    8 |   for(int i=0; i<n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:8:7: error: 'int\U000000a0i' was not declared in this scope
    8 |   for(int i=0; i<n; i++) {
      |       ^~~~~
a.cc:8:16: error: 'i' was not declared in this scope
    8 |   for(int i=0; i<n; i++) {
      |                ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  int n,a[10010],ans=0;
  cin >> n; 
  for(int i=0; i<n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:8:7: error: extended character   is not valid in an identifier
    8 |   for(int i=0; i<n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:8:7: error: 'int\U000000a0i' was not declared in this scope
    8 |   for(int i=0; i<n; i++) {
      |       ^~~~~
a.cc:8:16: error: 'i' was not declared in this scope
    8 |   for(int i=0; i<n; i++) {
      |                ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  int n,a[10010],ans=0;
  cin >> n; 
  for(int i=1; i<=n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:8:7: error: extended character   is not valid in an identifier
    8 |   for(int i=1; i<=n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:8:7: error: 'int\U000000a0i' was not declared in this scope
    8 |   for(int i=1; i<=n; i++) {
      |       ^~~~~
a.cc:8:16: error: 'i' was not declared in this scope
    8 |   for(int i=1; i<=n; i++) {
      |                ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  int n,a[10000],ans=0;
  cin >> n; 
  for(int i=1; i<=n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:8:7: error: extended character   is not valid in an identifier
    8 |   for(int i=1; i<=n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:8:7: error: 'int\U000000a0i' was not declared in this scope
    8 |   for(int i=1; i<=n; i++) {
      |       ^~~~~
a.cc:8:16: error: 'i' was not declared in this scope
    8 |   for(int i=1; i<=n; i++) {
      |                ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  long long a[10000],ans=0
  int n;
  cin >> n; 
  for(int i=1; i<=n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:9:7: error: extended character   is not valid in an identifier
    9 |   for(int i=1; i<=n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:7:3: error: expected ',' or ';' before 'int'
    7 |   int n;
      |   ^~~
a.cc:8:10: error: 'n' was not declared in this scope
    8 |   cin >> n;
      |          ^
a.cc:9:7: error: 'int\U000000a0i' was not declared in this scope
    9 |   for(int i=1; i<=n; i++) {
      |       ^~~~~
a.cc:9:16: error: 'i' was not declared in this scope
    9 |   for(int i=1; i<=n; i++) {
      |                ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  long long a[10000],ans=0
  int n;
  cin >> n; 
  for(int i=0; i<n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:9:7: error: extended character   is not valid in an identifier
    9 |   for(int i=0; i<n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:7:3: error: expected ',' or ';' before 'int'
    7 |   int n;
      |   ^~~
a.cc:8:10: error: 'n' was not declared in this scope
    8 |   cin >> n;
      |          ^
a.cc:9:7: error: 'int\U000000a0i' was not declared in this scope
    9 |   for(int i=0; i<n; i++) {
      |       ^~~~~
a.cc:9:16: error: 'i' was not declared in this scope
    9 |   for(int i=0; i<n; i++) {
      |                ^
Language: C++

#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int main() {
  long long n,a[10000],ans=0;
  cin >> n; 
  for(int i=0; i<n; i++) {
    cin >> a[i];
    while(a[i]%2==0) {
      a[i]/=2;
      ans++;
    }
  }
  cout << ans << endl;
}

Compiler output:
a.cc:8:7: error: extended character   is not valid in an identifier
    8 |   for(int i=0; i<n; i++) {
      |       ^
a.cc: In function 'int main()':
a.cc:8:7: error: 'int\U000000a0i' was not declared in this scope
    8 |   for(int i=0; i<n; i++) {
      |       ^~~~~
a.cc:8:16: error: 'i' was not declared in this scope
    8 |   for(int i=0; i<n; i++) {
      |                ^
Language: C++

#include <iostream>
#include <vector>
#include <cstdio>
#include <string>
#include <stack>
#include <algorithm>
#include <iomanip>
#include <math.h>
#include <numeric>
using namespace std;

int main(){
    int N;
    cin >> N;
    vector<long> A(N);

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

    long ans = 0;

    for(int i = 0; i < N; i++){
        while(A[i] % 2 = 0){
            A[i] = A[i] / 2;
            ans = ans + 1;
        }
    }

    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:20: error: lvalue required as left operand of assignment
   24 |         while(A[i] % 2 = 0){
Language: C++

#include <iostream>
#include <stdio.h>
#include <vector>
using namespace std;

int main() {
    int N;
    cin >> N;
    vector<int> a(N);
    for(int i=0; i<N; i++) {
        cin >> a.at(i);
    }

    int ans = 0;
    int i = 0; 
    bool flag = true; 
    while(i < N) {

        if(ans != 0 && flag) {
            a.at(i) = a.at(i) * ans * 3
        }

        if(a.at(i) % 2 == 1) {
            i++;
            flag = true;
        } else {
            a.at(i) = a.at(i) / 2;
            ans++;
            flag = false;
        }
    }

    cout << ans << endl;


    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:40: error: expected ';' before '}' token
   20 |             a.at(i) = a.at(i) * ans * 3
      |                                        ^
      |                                        ;
   21 |         }
      |         ~
Language: C++

#include <iostream>
#include <stdio.h>
#include <vector>
using namespace std;

int main() {
    int N;
    cin >> N;
    vector<int> a(N);
    for(int i=0; i<N; i++) {
        cin >> a.at(i)
    }

    int ans = 0;
    int i = 0;
    while(i < N) {
        if(a.at(i) % 2 == 1) {
            i++;
        } else {
            a.at(i) = a.at(i) / 2;
            for(int j=i+1; j < N; j++) {
                a.at(i) = a.at(i) * 3;
            }
            ans++;
        }
    }

    cout << ans << endl;


    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:23: error: expected ';' before '}' token
   11 |         cin >> a.at(i)
      |                       ^
      |                       ;
   12 |     }
      |     ~
Language: C++

#include <iostream>
#include <stdio.h>
#include <vector>
using namespace std;

int main() {
    int N;
    cin >> N;
    vector<int> a[N];
    for(int i=0; i<N; i++) {
        cin >> a.at(i)
    }

    int ans = 0;
    int i = 0;
    while(i < N) {
        if(a.at(i) % 2 == 1) {
            i++;
        } else {
            a.at(i) = a.at(i) / 2;
            for(int j=i+1; j < N; j++) {
                a.at(i) = a.at(i) * 3;
            }
            ans++;
        }
    }

    cout << ans << endl;


    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:18: error: request for member 'at' in 'a', which is of non-class type 'std::vector<int> [N]'
   11 |         cin >> a.at(i)
      |                  ^~
a.cc:17:14: error: request for member 'at' in 'a', which is of non-class type 'std::vector<int> [N]'
   17 |         if(a.at(i) % 2 == 1) {
      |              ^~
a.cc:20:15: error: request for member 'at' in 'a', which is of non-class type 'std::vector<int> [N]'
   20 |             a.at(i) = a.at(i) / 2;
      |               ^~
a.cc:20:25: error: request for member 'at' in 'a', which is of non-class type 'std::vector<int> [N]'
   20 |             a.at(i) = a.at(i) / 2;
      |                         ^~
a.cc:22:19: error: request for member 'at' in 'a', which is of non-class type 'std::vector<int> [N]'
   22 |                 a.at(i) = a.at(i) * 3;
      |                   ^~
a.cc:22:29: error: request for member 'at' in 'a', which is of non-class type 'std::vector<int> [N]'
   22 |                 a.at(i) = a.at(i) * 3;
      |                             ^~
Language: C++

#include <iostream>
#include <stdio.h>
#include <string>
#include <algorithm>
#include <cmath>
#include <vector>
#include <functional>
#include <cstdlib>
using namespace std;
#define REP(i,n) for(int i = 0;i < (int)(n);i++)
int waru(int a);
int main() {
	int n,ans=0;
	vector<int> a;
	cin >> n;
	a.resize(n);
	REP(i,n){
		cin >> a[i];
	}
	REP(i,n){
		ans += waru[i];
	}
	cout << ans;
	return(0);
}
int waru(int a){
	int c=0;
	while(a%2==0){
		c++;
		a = a/2;
	}
	return c;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:30: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   21 |                 ans += waru[i];
      |                              ^
a.cc:21:21: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   21 |                 ans += waru[i];
      |                 ~~~~^~~~~~~~~~
a.cc:21:21: error: invalid conversion from 'int (*)(int)' to 'int' [-fpermissive]
   21 |                 ans += waru[i];
      |                 ~~~~^~~~~~~~~~
      |                     |
      |                     int (*)(int)
Language: C++

#include <cstdio>
int n, a[100001];
int main() {
  scanf("%d", &n);
  int flag = 0;
  for (int i = 1; i <= n; i++) {
    scanf("%d", &a[i]);
    if (a[i]%2 == 1) {
      flag++;
  }
  if (flag == n) {
    puts("0");
    return 0;
  }
  
    int ans = 0;
    for (int i = 1; i <= n; i++) {
      while (a[i]%2==0 && a[i] != 0) {
        a[i] /= 2;
        ans++;
      }
    }
    
    printf("%d", ans);
    
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:2: error: expected '}' at end of input
   28 | }
      |  ^
a.cc:3:12: note: to match this '{'
    3 | int main() {
      |            ^
Language: C++

#include <cstdio>
int n, a[100001;
int main() {
  scanf("%d", &n);
  int flag = 0;
  for (int i = 1; i <= n; i++) {
    scanf("%d", &a[i]);
    if (a[i]%2 == 1) {
      flag++;
  }
  if (flag == n) {
    puts("0");
    return 0;
  }
  
    int ans = 0;
    for (int i = 1; i <= n; i++) {
      while (a[i]%2==0 && a[i] != 0) {
        a[i] /= 2;
        ans++;
      }
    }
    
    printf("%d", ans);
    
  
  return 0;
}

Compiler output:
a.cc:2:16: error: expected ']' before ';' token
    2 | int n, a[100001;
      |                ^
      |                ]
a.cc: In function 'int main()':
a.cc:7:18: error: 'a' was not declared in this scope
    7 |     scanf("%d", &a[i]);
      |                  ^
a.cc:28:2: error: expected '}' at end of input
   28 | }
      |  ^
a.cc:3:12: note: to match this '{'
    3 | int main() {
      |            ^
Language: C++

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

int ord(long long int n) {
  int ord = 0;
  while (n % 2 == 0) { n /= 2; ord++; }
  return ord;
}

int main() {
  int N;
  cin >> N;
  int ans++;
  for (int i = 0; i < N; i++) {
    long long int a;
    cin >> a;
    ans += ord(a);
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:10: error: expected initializer before '++' token
   13 |   int ans++;
      |          ^~
a.cc:17:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   17 |     ans += ord(a);
      |     ^~~
      |     abs
a.cc:19:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   19 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

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

int ord(int n) {
  int ord = 0;
  while (n % 2 == 0) { n =/ 2; ord++; }
  return ord;
}

int main() {
  int N;
  cin >> N;
  int ans++;
  for (int i = 0; i < N; i++) {
    int a;
    cin >> a;
    ans += ord(a);
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int ord(int)':
a.cc:6:27: error: expected primary-expression before '/' token
    6 |   while (n % 2 == 0) { n =/ 2; ord++; }
      |                           ^
a.cc: In function 'int main()':
a.cc:13:10: error: expected initializer before '++' token
   13 |   int ans++;
      |          ^~
a.cc:17:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   17 |     ans += ord(a);
      |     ^~~
      |     abs
a.cc:19:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   19 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

#include <iostream>
#include <numeric>
#include <string>
#include <algorithm>
#include <vector>
#include <cstdlib>
#include <cmath>
#include <utility>
#include <functional>

#define repd(i,a,b); for (int i=(a);i<(b);i++)
#define rep(i,n) repd(i,0,n)
#define ll long long int
 
 
using namespace std;
int main() {
  int n,ans; cin >> n;
  int a[n];
  rep(i,n){
    cin >> a[i];
      rep(j,32){
        if(a[i]%2 == 0){
          cnt++;
          a[i] = a[i]/2;
        } else {
          break;
        }
      }
  }
 cout << ans;
 return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:11: error: 'cnt' was not declared in this scope; did you mean 'int'?
   24 |           cnt++;
      |           ^~~
      |           int
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll=long long;
int main(){
  ll n,cnt=0;
  cin>>n;
  vector<ll> a(n);
  for(ll i=0;i<n;i++) {
    cin>>a[i];
    while(a[i]%2==0){
   	  cnt++;
    }
  }
  cout<>cnt;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:8: error: expected primary-expression before '>' token
   14 |   cout<>cnt;
      |        ^
Language: C++

#include<iostream>
using namespace std;
int main(){
  int n;
  cint>>n;
  int a,b=0;
  for(int i=0;i<n;++i){
    cin>>a;
    while(!(a%2))b++,a/=2;
  }
  cout<<b;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cint' was not declared in this scope; did you mean 'uint'?
    5 |   cint>>n;
      |   ^~~~
      |   uint
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
	int i,n,count=0,sum=0;
  	long long a[100000];
  	cin>>n;
  	for(i=0;i<n;i++){
		cin>>a[i];
      	while(a[i]%2==0){
          	a[i]/=2;
			count++;
        }
      	if(count<min){
			min=count;
        }
      	sum+=count;
			count=0;
    }

  	cout<<sum<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:17: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<'
   13 |         if(count<min){
      |            ~~~~~^~~~
a.cc:14:29: error: overloaded function with no contextual type information
   14 |                         min=count;
      |                             ^~~~~
Language: Java

mport java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in);) {
            new Main().solve(sc);
        }
    }
 
    void solve(Scanner sc) {
        int n = sc.nextInt();
        int count = 0;
        for (int i = 0; i < n; i++) {
            int a = sc.nextInt();
            while (a % 2 == 0 && a >= 2) {
                count++;
                a /= 2;
            }
        }
        System.out.println(count);
    }
}

Compiler output:
Main.java:1: error: class, interface, enum, or record expected
mport java.util.Scanner;
^
1 error
Language: C++

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

int main() {
    int n;
  cin>>n;
  int a[n];
    for(int k=0;k<n;k++){
      cin>>a[k];
    
   int ruizyo2=0;
    for(int i=0;i<n;i++){
      while(a[i]%2==0){
        a[i]/=2;
        ruizyo2+=1;}
    }
  cout<<ruizyo2<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:2: error: expected '}' at end of input
   18 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

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

int main() {
    int n;
  cin>>n;
  int a[n]
    
   int ruizyo2=0;
    for(int i=0;i<n;i++){
      while(a[i]%2==0){
        a[i]/=2;
        ruizyo2+=1;}
    }
  cout<<ruizyo2<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:4: error: expected initializer before 'int'
    9 |    int ruizyo2=0;
      |    ^~~
a.cc:11:13: error: 'a' was not declared in this scope
   11 |       while(a[i]%2==0){
      |             ^
a.cc:13:9: error: 'ruizyo2' was not declared in this scope
   13 |         ruizyo2+=1;}
      |         ^~~~~~~
a.cc:15:9: error: 'ruizyo2' was not declared in this scope
   15 |   cout<<ruizyo2<<endl;
      |         ^~~~~~~
Language: C++

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

int main() {
  long int n,count;
  cin>>n;
  vector<long int> a(n);
  count=0;
  for(long int i=0;i<N;i++){
    cin>>a.at(i);
    for(int j=a.at(i);j%2==0;j/=2)
      count++
  }
  cout<<count<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:22: error: 'N' was not declared in this scope
    9 |   for(long int i=0;i<N;i++){
      |                      ^
a.cc:12:14: error: expected ';' before '}' token
   12 |       count++
      |              ^
      |              ;
   13 |   }
      |   ~
Language: C

#include<stdio.h>

int 2ha(long a){
	int r=0;
	while(a%2==0){
		a=a/2;
		r++;
	}
	return r;
}

int main(){
	int n,i,ans=0;
	long a;
	scanf("%d",&n);
	for(i=0;i<n;i++){
		scanf("%ld",a);
		ans+=2ha(a);
	}
	printf("%d\n",ans);
	return 0;
}

Compiler output:
main.c:3:5: error: invalid suffix "ha" on integer constant
    3 | int 2ha(long a){
      |     ^~~
main.c:3:5: error: expected identifier or '(' before numeric constant
main.c: In function 'main':
main.c:18:22: error: invalid suffix "ha" on integer constant
   18 |                 ans+=2ha(a);
      |                      ^~~
Language: C++

N = int(input())

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

even_sum = 0
for x in a:
    while True:
        if x % 2 == 0:
            x = x / 2
            even_sum += 1
        else:
            break

print(even_sum)


Compiler output:
a.cc:1:1: error: 'N' does not name a type
    1 | N = int(input())
      | ^
Language: Java

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();

		List<Long> list = new ArrayList<>();
		for (int i = 0; i < n; i++) {
			list.add(sc.nextLong());
		}
		sc.close();

		solve(list);

	}

	static void solve(List<Long> list) {

		int count = 0;

		while (list.size() > 0) {

			for (int i = 0; i < list.size(); i++) {
				long n = list.get(i);
				if (n % 2 != 0) {
					list.remove(i);
				} else {
					list.add(n / 2);
					list.remove(i);
					count++;
				}
			}
		}
		System.out.println(count);

	}
}

Compiler output:
Main.java:18: error: cannot find symbol
	static void solve(List<Long> list) {
	                  ^
  symbol:   class List
  location: class Main
Main.java:5: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:5: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
Main.java:8: error: cannot find symbol
		List<Long> list = new ArrayList<>();
		^
  symbol:   class List
  location: class Main
Main.java:8: error: cannot find symbol
		List<Long> list = new ArrayList<>();
		                      ^
  symbol:   class ArrayList
  location: class Main
5 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main() {
	int N;
	long long A[N];
	for (int i = 0; i < N; i++) {
		cin >> A[i];
	}
	long long ans = 0;
	for (int i = 0; i < N; i++) {
		bool flg = true;
		while (flg) {
			if (A[i] % 2 == 0) {
				A /= 2;
				ans++;
			}
			else {
				flg = false;
			}
		}
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:35: error: invalid operands of types 'long long int [N]' and 'int' to binary 'operator/'
   14 |                                 A /= 2;
      |                                 ~~^~~~
a.cc:14:35: note:   in evaluation of 'operator/=(long long int [N], int)'
Language: Java

import java.util.*;

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

		int N = sc.nextInt();
		int count;
		for(int i = 0; i < N; i++) {
			int a = sc.nextInt();

			while(a % 2 == 0) {
				count++;
				a /= 2;
			}
		}
		System.out.println(count);
	}
}

Compiler output:
Main.java:13: error: variable count might not have been initialized
				count++;
				^
Main.java:17: error: variable count might not have been initialized
		System.out.println(count);
		                   ^
2 errors
Language: C++

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

int nankai(long long int p){
  int w=0;
  for(int i=0;p%2==0;i++){
    p/=2;
    w++;
  return w;
}

int main(){
  int N;
  cin >>N;
  long long int ans = 0;
  for(int i=0;i<N;i++){
    long long int a;
    cin >>a;
    ans += nankai(a);
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int nankai(long long int)':
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:12:11: error: a function-definition is not allowed here before '{' token
   12 | int main(){
      |           ^
a.cc:22:2: error: expected '}' at end of input
   22 | }
      |  ^
a.cc:4:28: note: to match this '{'
    4 | int nankai(long long int p){
      |                            ^
a.cc:22:2: warning: control reaches end of non-void function [-Wreturn-type]
   22 | }
      |  ^
Language: C++

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

int nankai(int p){
  int w=0;
  for(int i=0;p%2 =0;i++) w++;
  return w;
}

int main(){
  int N;
  cin >>N;
  for(int i=0;i<N;i++){
    int a;
    cin >>a;
    ans += nankai(a);
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int nankai(int)':
a.cc:6:16: error: lvalue required as left operand of assignment
    6 |   for(int i=0;p%2 =0;i++) w++;
      |               ~^~
a.cc: In function 'int main()':
a.cc:16:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   16 |     ans += nankai(a);
      |     ^~~
      |     abs
a.cc:18:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   18 |   cout << ans << endl;
      |           ^~~
      |           abs
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (n); i++)
int twoWariCount(int val) {
  if(val % 2 != 0) return 0;
  int count = 0;
  while(val % 2 == 0) {
    val /= 2;
    count++;
  }
  return count;
}
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int n;
  cin >> n;
  vector<int> vec;
  int a;
  rep(i, n) {
    cin >> a;
    vec.pb(a);
  }
  int sum = 0;
  rep(i, n) {
    cout << twoWariCount(vec[i]) << endl;
    sum += twoWariCount(vec[i]);
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:9: error: 'class std::vector<int>' has no member named 'pb'
   22 |     vec.pb(a);
      |         ^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int N;
  long ans = 0;
  cin>>N;
  vector <long long> num(N);
  for(int i = 0;i<N;i++){
    while(1){
      if(num(i)%2 == 0){
        ans++;
        num(i) = num(i)/2;
      }
      else{break;}
    }
  }
  cout << ans << endl;
}
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:10:13: error: no match for call to '(std::vector<long long int>) (int&)'
   10 |       if(num(i)%2 == 0){
      |          ~~~^~~
a.cc:12:12: error: no match for call to '(std::vector<long long int>) (int&)'
   12 |         num(i) = num(i)/2;
      |         ~~~^~~
a.cc:12:21: error: no match for call to '(std::vector<long long int>) (int&)'
   12 |         num(i) = num(i)/2;
      |                  ~~~^~~
Language: C++

include<stdio.h>
int main(){
  int n,i,count;
  int a[10000];
  scanf("%d",&n);
  count = 0;
  for(i = 0;i < n;i++){
    scanf("%d",&a[i]);
    while(a[i] % 2 == 0) {
      a[i] /= 2; count++;
  }
  }
  printf("%d\n",count);
 
  return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<stdio.h>
      | ^~~~~~~
Language: C++

#include<iostream>
using namespace std;

int main()
{
  int n;
  cin>>n;
  int ans=0;
  int a;
  for(int i=0; i<n; i++)
  {
    cin>>a;
    while(a%2=0)
    {
      ans++;
      a=a/2;
    }
  }
  cout<<a<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: error: lvalue required as left operand of assignment
   13 |     while(a%2=0)
      |           ~^~
Language: C++

#include <iostream>
using namespace std;

int main() {
	int n, i, a[10010], power[10010], ans;
	cin >> a[i];
	ans = 0;
	for (i = 0;i < N;i++) {
	    power[i] = 0;
	    while (a[i] % 2 == 0) {
	        power[i]++;
	        a[i] = a[i] / 2;
	    }
	    ans = ans + power[i];
	}
	cout << ans;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:24: error: 'N' was not declared in this scope
    8 |         for (i = 0;i < N;i++) {
      |                        ^
Language: Java

import java.util.Scanner;
public class B100c {
    public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
	int n,count;
	n = sc.nextInt();
	int a[] = new int[n];
	count = 0;
	for(int i = 0;i < n;i++){
	    a[i] = sc.nextInt();
	    while(a[i] % 2 == 0){
		a[i] /= 2;
		count++;
	    }
	}
	System.out.println(count);
    }
}


Compiler output:
Main.java:2: error: class B100c is public, should be declared in a file named B100c.java
public class B100c {
       ^
1 error
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main(){

     int x, ans = 0;

     int a[10005] = {};

    cin >> x;

    for(int b = 0; b < x; b++){

          cin >> a[b];

          while(){

                  a[b] /= 2;

                  if(a[b] % 2 != 0) break;

                  ans++;

           }

    }

    cout << ans << endl;

    return 0;

}    
          

Compiler output:
a.cc: In function 'int main()':
a.cc:17:17: error: expected primary-expression before ')' token
   17 |           while(){
      |                 ^
Language: C++

#include <iostream>
using namespace std;

main(){
	int n;
	cin >> n;
	int a[n];
	for(int i=0;i<n;i++)cin>>a[i];
	int count=0;
	int ans=0;
	do{
		count=0;
		for(int i=0;i<n;i++){
			if(a[i]%2==0){
				a[i]/=2;
				count+=1;
			}else{
				a[i]*=3;
			}
		}
		ans++
	}while(count!=0);
	cout << ans << endl;
}


Compiler output:
a.cc:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:21:22: error: expected ';' before '}' token
   21 |                 ans++
      |                      ^
      |                      ;
   22 |         }while(count!=0);
      |         ~
Language: C++

#include <iostream>
using namespace std ;

int main(void) {
	int N ;
	cin >> N ;

	int a = new int[N] ;
	for (int i = 0; i < N; i++)
		cin >> a[i] ;

	int cnt = 0 ;
	for (int i = 0; i < N; i++) {
		if (a[i]%2 != 1) { // even
			a[i] = a[i] / 2 ;
			cnt++ ;
		}
	}

	cout << cnt << endl ;

	return 0 ;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:26: error: invalid conversion from 'int*' to 'int' [-fpermissive]
    8 |         int a = new int[N] ;
      |                          ^
      |                          |
      |                          int*
a.cc:10:25: error: invalid types 'int[int]' for array subscript
   10 |                 cin >> a[i] ;
      |                         ^
a.cc:14:22: error: invalid types 'int[int]' for array subscript
   14 |                 if (a[i]%2 != 1) { // even
      |                      ^
a.cc:15:26: error: invalid types 'int[int]' for array subscript
   15 |                         a[i] = a[i] / 2 ;
      |                          ^
a.cc:15:33: error: invalid types 'int[int]' for array subscript
   15 |                         a[i] = a[i] / 2 ;
      |                                 ^
Language: C++

#include <iostream>

int main(void)
{
    int N;
    int a;
    cin >> N;
    int ans = 0;
    
    for (int i = 0; i < N; i++) {
        cin >> a;
        while (a % 2 == 0) {
            a /= 2;
            ans++;
        }
    }

    cout << ans << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |     cin >> N;
      |     ^~~
      |     std::cin
In file included 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:18:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   18 |     cout << ans << endl;
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:18:20: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   18 |     cout << ans << endl;
      |                    ^~~~
      |                    std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include<iostream>
#include<vector>
int main(){
int N,i,ans=0;
cin>>N;
vector<int>a(N);
for(i=0;i<N;i++){
cin>>a[i];
while(a[i]%2==0){
a[i]/=2;
ans++;}
}
cout<<ans<<endl;
return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:1: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 | cin>>N;
      | ^~~
      | std::cin
In file included 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:6:1: error: 'vector' was not declared in this scope
    6 | vector<int>a(N);
      | ^~~~~~
a.cc:6:1: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:6:8: error: expected primary-expression before 'int'
    6 | vector<int>a(N);
      |        ^~~
a.cc:8:6: error: 'a' was not declared in this scope
    8 | cin>>a[i];
      |      ^
a.cc:13:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   13 | cout<<ans<<endl;
      | ^~~~
      | std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:13:12: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   13 | cout<<ans<<endl;
      |            ^~~~
      |            std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	long long N,A,ans=0;
	for(int i=0,i<N,i++){
		cin>>A;
		while(A%2==0){
			A=A/2;
			ans++;
		}
	}
	cout<<ans;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:22: error: expected ';' before '<' token
    5 |         for(int i=0,i<N,i++){
      |                      ^
      |                      ;
a.cc:5:22: error: expected primary-expression before '<' token
a.cc:5:28: error: expected ';' before ')' token
    5 |         for(int i=0,i<N,i++){
      |                            ^
      |                            ;
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
int ans=0;
{
	int n,a;
	cin>>n;
	for(int i=1;i<=n;i++)
		cin>>a;
		while(a%2==0)
		{
			a/=2;
			ans++;
		}
	cout<<ans<<endl;
	return 0;
}



Compiler output:
a.cc:4:1: error: expected initializer before 'int'
    4 | int ans=0;
      | ^~~
a.cc:5:1: error: expected unqualified-id before '{' token
    5 | {
      | ^
Language: C++

#include<bits/stc++.h>
using namespace std;
#define ll long long
int main()
{
ll n;cin>>n;ll a[n];ll ans = 0;
for(int i = 0;i<n;i++){cin>>a[i];ll cnt = 0;while(a[i]%2==0){a[i]/=2;cnt++;}ans+=cnt;}
cout<<ans;
return 0;
}

Compiler output:
a.cc:1:9: fatal error: bits/stc++.h: No such file or directory
    1 | #include<bits/stc++.h>
      |         ^~~~~~~~~~~~~~
compilation terminated.
Language: C++

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

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

  int n; cin >> n;
  int c = 0;
  int a;
  rep(i,n){
    cin >> a;
    while(a%2==0){
      a/=2;
      c++;
    }
  }
  cout << c << endl;
}


Compiler output:
a.cc:6:10: error: 'cin' does not name a type
    6 |   int n; cin >> n;
      |          ^~~
a.cc:4:18: error: expected unqualified-id before 'for'
    4 | #define rep(i,n) for(ll i=0,i##_cond=(n);i<i##_cond;++i)
      |                  ^~~
a.cc:9:3: note: in expansion of macro 'rep'
    9 |   rep(i,n){
      |   ^~~
a.cc:9:7: error: 'i' does not name a type
    9 |   rep(i,n){
      |       ^
a.cc:4:42: note: in definition of macro 'rep'
    4 | #define rep(i,n) for(ll i=0,i##_cond=(n);i<i##_cond;++i)
      |                                          ^
a.cc:4:53: error: expected unqualified-id before '++' token
    4 | #define rep(i,n) for(ll i=0,i##_cond=(n);i<i##_cond;++i)
      |                                                     ^~
a.cc:9:3: note: in expansion of macro 'rep'
    9 |   rep(i,n){
      |   ^~~
a.cc:16:3: error: 'cout' does not name a type
   16 |   cout << c << endl;
      |   ^~~~
a.cc:17:1: error: expected declaration before '}' token
   17 | }
      | ^
Language: C

#include<stdio.h>
#include<math.h>
int 2num(int n){
  int count=0;
  while(n%2 == 0){
    n = n/2;
    count++;
  }
  return count;
}
int main(){
  int N,a[10000],i;
  int sum=0;
  scanf("%d",&N)
  for (i=0;i<N;i++){
    scanf("%d",a[N]);
    sum += 2num(a[N]);
  }
  printf("%d",sum);
  return 0;
}

Compiler output:
main.c:3:5: error: invalid suffix "num" on integer constant
    3 | int 2num(int n){
      |     ^~~~
main.c:3:5: error: expected identifier or '(' before numeric constant
main.c: In function 'main':
main.c:14:17: error: expected ';' before 'for'
   14 |   scanf("%d",&N)
      |                 ^
      |                 ;
   15 |   for (i=0;i<N;i++){
      |   ~~~            
main.c:17:12: error: invalid suffix "num" on integer constant
   17 |     sum += 2num(a[N]);
      |            ^~~~