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

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

int main(){
    int n;
    cin >> n;
    vector <int> b(n - 1);
    for (int tsumugi = 0; tsumugi < n - 1; tsumugi++){
        cin >> b[tsumugi];
    }

    long long ans = 0;
    ans += b[0];
    for (int karen = 1; karen < n; karen++){
        // ans += b[karen - 1];
        ans += min(b[karen - 1], b[karen]])
    }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:16:42: error: expected ')' before ']' token
   16 |         ans += min(b[karen - 1], b[karen]])
      |                   ~                      ^
      |                                          )
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
    int N;
    vector<int> A(N);
    vector<int> B(N-1);

    cin >> N;
    for(int i = 0 ; i < N-1 ; i++){
        cin >> B.at(i);
    }
     if(B.at(0) > B.at(1)) A.at(0)=B.at(1);
       else A.at(0)=B.at(0);
    A.at(0)=B
   for(int i = 0 ; i <N-2; i++){
       if(B.at(i) > B.at(i+1)) A.at(i+1)=B.at(i+1);
       else A.at(i+1)=B.at(i);
   }

   A.at(N)=B.at(N-1);

int sum = 0;
   for(int i=0 ; i<N ;i++) sum += A.at(i);

   cout << sum;
return 0;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:13: error: cannot convert 'std::vector<int>' to '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} in assignment
   15 |     A.at(0)=B
      |             ^
      |             |
      |             std::vector<int>
a.cc:16:20: error: 'i' was not declared in this scope
   16 |    for(int i = 0 ; i <N-2; i++){
      |                    ^
Language: C++

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

int main(){
    int n;
    cin >> n;
    vector <int> b(n - 1);
    for (int tsumugi = 0; tsumugi < n - 1; tsumugi++){
        cin >> b[tsumugi];
    }

    long long ans = 0;
    ans += b[0];
    for (int karen = 1; karen < n; karen++){
        // ans += b[karen - 1];
        ans += min(b[karen - 1, b[karen]])
    }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:16:19: error: no matching function for call to 'min(__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   16 |         ans += min(b[karen - 1, b[karen]])
      |                ~~~^~~~~~~~~~~~~~~~~~~~~~~~
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:   candidate expects 2 arguments, 1 provided
/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, 1 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:   template argument deduction/substitution failed:
a.cc:16:19: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   16 |         ans += min(b[karen - 1, b[karen]])
      |                ~~~^~~~~~~~~~~~~~~~~~~~~~~~
/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:   candidate expects 2 arguments, 1 provided
Language: C++

#include <iostream>
#include <string>
 
using namespace std;
 
int main(){
	int n;
  	cin >> n;
 	int a[n];
  	for(i=0; i<n; i++)
      cin >> a[i];

  	int ans = 0;
	int b[n];
 
  	for(i=0; i<n; i++){
		if (a[i-1] > a[i]){
          b[i] = a[i-1];
        } else {
          b[i] = a[i];
        }
    }
  
  	for(i=0; i<n; i++){
      ans = b[i];
    }

    cout << ans;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:13: error: 'i' was not declared in this scope
   10 |         for(i=0; i<n; i++)
      |             ^
a.cc:16:13: error: 'i' was not declared in this scope
   16 |         for(i=0; i<n; i++){
      |             ^
a.cc:24:13: error: 'i' was not declared in this scope
   24 |         for(i=0; i<n; i++){
      |             ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
#define rev(a) reverse(a.begin(),a.end())
#define fi first
#define se second
#define co(a) cout<<a<<endl
#define sz size
#define bgn begin()
#define en end()
#define pb(a) push_back(a)
#define pop pop_back
template<class T>
 void cou(vector<vector<T>> a){
  int b=a.size();
  int c=a[0].size();
  fo(i,b){
    fo(j,c){
      cout<<a[i][j];
      if(j==c-1)
        cout<<endl;
      else
        cout<<' ';
    }
  }
}
//template<>
 void cou(vector<vector<char>> a){
  int b=a.size();
  int c=a[0].size();
  fo(i,b){
    fo(j,c){
      cout<<a[i][j];
      if(j==c-1)
        cout<<endl;
      else
        cout<<' ';
    }
  }
}
 int wari(int a,int b) {
   if(a%b==0)
     return a/b;
   else
     return a/b+1;
 }
 int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
 }
 int souwa(int a){
  return a*(a+1)/2;
 }
 int lcm(int a,int b){
  int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return d*e/f;
    }
  int gcm(int a,int b){
      int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return f;
  }
 bool prime(int a){
   if(a<2)
     return false;
   else if(a==2)
     return true;
   else if(a%2==0)
     return false;
   double b=sqrt(a);
    for(int i=3;i<=b;i+=2){
      if(a%i==0){
        return false;
      }
    }
   return true;
 }
signed main (){
  int n,b;
  cin>>n>>b;
  int a;
  cin>>a;
  int b[n]=a[n],a[i]=min(b[i-1],b[i]);
  int c=0;
  for(int i=0; i<a; ++i) cin>>c[i]
    ;
  cout<<c<<endl;
}
  
  


Compiler output:
a.cc: In function 'int main()':
a.cc:114:7: error: conflicting declaration 'long long int b [n]'
  114 |   int b[n]=a[n],a[i]=min(b[i-1],b[i]);
      |       ^
a.cc:110:9: note: previous declaration as 'long long int b'
  110 |   int n,b;
      |         ^
a.cc:114:13: error: invalid types 'long long int[long long int]' for array subscript
  114 |   int b[n]=a[n],a[i]=min(b[i-1],b[i]);
      |             ^
a.cc:116:32: error: invalid types 'long long int[long long int]' for array subscript
  116 |   for(int i=0; i<a; ++i) cin>>c[i]
      |                                ^
Language: C

#include<stdio.h>
#define SIZE10 100000

typedef long long int ll;
typedef unsigned char u8;

int main(void){
    int N;
    int B[256];
    int sum;
    int i = 0;

    scanf("%d", &N);
    for(i = 0; i < N-1; i++){
        scanf("%d", &B[i]);
    }
    sum = B[0];

    for(i = 1; i < N; i++){
        if(B[i] == B[i-1]){
            sum += B[i];
            sum += B[i+1];
            i++;
        }else if(B[i] > B[i-1] && B[i+1] >= B[i] && i != N-2){
            sum += B[i-1];
            sum += B[i];
            i++;
        }else if(B[i] > B[i-1] && B[i] > B[i+1] && i != N-2){
            sum+=B[i-1];
        }else if(B[i] < B[i-1] && B[i] > B[i+1] && i != N-2){
            sum += B[i];
        }else if(B[i] < B[i-1] && B[i] <= B[i+1] && i != N-2){
            sum += B[i]*2;
            i++; 
        }else if(i == N-1){
            sum += B[i-1];
        }else if(i == N-2){
            sum += B[i]
        }
    }

    printf("%d", sum);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:38:24: error: expected ';' before '}' token
   38 |             sum += B[i]
      |                        ^
      |                        ;
   39 |         }
      |         ~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
#define rev(a) reverse(a.begin(),a.end())
#define fi first
#define se second
#define co(a) cout<<a<<endl
#define sz size
#define bgn begin()
#define en end()
#define pb(a) push_back(a)
#define pop pop_back
template<class T>
 void cou(vector<vector<T>> a){
  int b=a.size();
  int c=a[0].size();
  fo(i,b){
    fo(j,c){
      cout<<a[i][j];
      if(j==c-1)
        cout<<endl;
      else
        cout<<' ';
    }
  }
}
//template<>
 void cou(vector<vector<char>> a){
  int b=a.size();
  int c=a[0].size();
  fo(i,b){
    fo(j,c){
      cout<<a[i][j];
      if(j==c-1)
        cout<<endl;
      else
        cout<<' ';
    }
  }
}
 int wari(int a,int b) {
   if(a%b==0)
     return a/b;
   else
     return a/b+1;
 }
 int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
 }
 int souwa(int a){
  return a*(a+1)/2;
 }
 int lcm(int a,int b){
  int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return d*e/f;
    }
  int gcm(int a,int b){
      int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return f;
  }
 bool prime(int a){
   if(a<2)
     return false;
   else if(a==2)
     return true;
   else if(a%2==0)
     return false;
   double b=sqrt(a);
    for(int i=3;i<=b;i+=2){
      if(a%i==0){
        return false;
      }
    }
   return true;
 }
signed main (){
  int n,b;
  cin>>n>>b;
  int a;
  cin>>a;
  b[n]=a[n];
  a[i]=min(b[i-1],b[i]);
  int c=0;
  for(int i=0; i<a; ++i) cin>>c[i]
    ;
  cout<<c<<endl;
}
  
  


Compiler output:
a.cc: In function 'int main()':
a.cc:114:4: error: invalid types 'long long int[long long int]' for array subscript
  114 |   b[n]=a[n];
      |    ^
a.cc:114:9: error: invalid types 'long long int[long long int]' for array subscript
  114 |   b[n]=a[n];
      |         ^
a.cc:115:5: error: 'i' was not declared in this scope
  115 |   a[i]=min(b[i-1],b[i]);
      |     ^
a.cc:117:32: error: invalid types 'long long int[long long int]' for array subscript
  117 |   for(int i=0; i<a; ++i) cin>>c[i]
      |                                ^
Language: C++

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

int main(){
  int n;
  cin >> n;
  int b[n-1];
  for(int s=0; s<n-1; s++){
    cin >> b[s];
  }
  
  int ans=0:
  
  for(int s=0; s<n-1; s++){
    if(s==n-2){
      ans+=b[s];
      break;
    }
    if(b[s]<=b[s+1]) ans+=b[s];
    else ans+=b[s+1];
  }
  
  cout << ans <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:12: error: expected ',' or ';' before ':' token
   12 |   int ans=0:
      |            ^
a.cc:14:16: error: 's' was not declared in this scope
   14 |   for(int s=0; s<n-1; s++){
      |                ^
Language: C++

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

int main(){
  int n;
  cin >> n;
  int b[n-1];
  for(int s=0; s<n-1; s++){
    cin >> b[s]
  }
  
  int ans=0:
  
  for(int s=0; s<n-1; s++){
    if(s==n-2){
      ans+=b[s];
      break;
    }
    if(b[s]<=b[s+1]) ans+=b[s];
    else ans+=b[s+1]
  }
  
  cout << ans <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:16: error: expected ';' before '}' token
    9 |     cin >> b[s]
      |                ^
      |                ;
   10 |   }
      |   ~             
a.cc:12:12: error: expected ',' or ';' before ':' token
   12 |   int ans=0:
      |            ^
a.cc:14:16: error: 's' was not declared in this scope
   14 |   for(int s=0; s<n-1; s++){
      |                ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a[1000]=0;
  int b[1000]=0;
  int n;
  int sum=0;
  cin >> n;
  for(int i=1;i<=n-1;i++){
    cin >> b[i];
  }
  for(int i=1;i<=n-2;i++){
    sum+=std::min(b[i],b[i+1]);
  }
  sum=sum+b[1]+b[n-1];
  cout << sum << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:4:15: error: array must be initialized with a brace-enclosed initializer
    4 |   int a[1000]=0;
      |               ^
a.cc:5:15: error: array must be initialized with a brace-enclosed initializer
    5 |   int b[1000]=0;
      |               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
#define rev(a) reverse(a.begin(),a.end())
#define fi first
#define se second
#define co(a) cout<<a<<endl
#define sz size
#define bgn begin()
#define en end()
#define pb(a) push_back(a)
#define pop pop_back
template<class T>
 void cou(vector<vector<T>> a){
  int b=a.size();
  int c=a[0].size();
  fo(i,b){
    fo(j,c){
      cout<<a[i][j];
      if(j==c-1)
        cout<<endl;
      else
        cout<<' ';
    }
  }
}
//template<>
 void cou(vector<vector<char>> a){
  int b=a.size();
  int c=a[0].size();
  fo(i,b){
    fo(j,c){
      cout<<a[i][j];
      if(j==c-1)
        cout<<endl;
      else
        cout<<' ';
    }
  }
}
 int wari(int a,int b) {
   if(a%b==0)
     return a/b;
   else
     return a/b+1;
 }
 int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
 }
 int souwa(int a){
  return a*(a+1)/2;
 }
 int lcm(int a,int b){
  int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return d*e/f;
    }
  int gcm(int a,int b){
      int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return f;
  }
 bool prime(int a){
   if(a<2)
     return false;
   else if(a==2)
     return true;
   else if(a%2==0)
     return false;
   double b=sqrt(a);
    for(int i=3;i<=b;i+=2){
      if(a%i==0){
        return false;
      }
    }
   return true;
 }
signed main (){
  int n,b;
  cin>>n>>b;
  int a;
  cin>>a;
  a[1]=b[1]; a[n]=b[n];
  a[i]=min(b[i-1],b[i]);
  int c=0;
  for(i=1; i<=a; ++i){
    c+=i;
  }
  cout<<c<<endl;
}
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:114:4: error: invalid types 'long long int[int]' for array subscript
  114 |   a[1]=b[1]; a[n]=b[n];
      |    ^
a.cc:114:9: error: invalid types 'long long int[int]' for array subscript
  114 |   a[1]=b[1]; a[n]=b[n];
      |         ^
a.cc:114:15: error: invalid types 'long long int[long long int]' for array subscript
  114 |   a[1]=b[1]; a[n]=b[n];
      |               ^
a.cc:114:20: error: invalid types 'long long int[long long int]' for array subscript
  114 |   a[1]=b[1]; a[n]=b[n];
      |                    ^
a.cc:115:5: error: 'i' was not declared in this scope
  115 |   a[i]=min(b[i-1],b[i]);
      |     ^
Language: Java

import java.util.Scanner;

public class queue {
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] b = new int[n-1];
		for(int i=0;i<n-1;i++) {
			b[i]=sc.nextInt();
		}
		int[] a = new int[n];
		a[n-1]=b[n-2];
		for(int i=n-3;i>=0;i--) {
			if(b[i]>b[i+1]) {
				a[i+1] = b[i+1];
			}
			else {
				a[i+1] = b[i];
			}
		}
		a[0] = a[1];
		int sum=0;
		for(int i=0;i<n;i++) {
			sum=sum+a[i];
		}
		System.out.println(sum);
	}

}


Compiler output:
Main.java:3: error: class queue is public, should be declared in a file named queue.java
public class queue {
       ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int a[1000]=0,b[1000]=0,n;
  int sum=0;
  cin >> n;
  for(int i=1;i<=n-1;i++){
    cin >> b[i];
  }
  for(int i=1;i<=n-2;i++){
    sum+=std::min(b[i],b[i+1]);
  }
  sum=sum+b[1]+b[n-1];
  cout << sum << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:15: error: array must be initialized with a brace-enclosed initializer
    4 |   int a[1000]=0,b[1000]=0,n;
      |               ^
a.cc:4:25: error: array must be initialized with a brace-enclosed initializer
    4 |   int a[1000]=0,b[1000]=0,n;
      |                         ^
Language: C++

#import<iostream>
using namespace std;

int main(){
  int n;
  std::cin >> n;
  int b[n-1];
  int count = 0;

  for (size_t i = 0; i < n-1; i++) {
    std::cin >> b[i];
    /* code */
  }

  for (size_t i = 0; i < n-1; i++) {
    if (b[i+1] < b[i]) {
      count += b[i+1]
    }
    else {
      count += b[i];
    }
  }

  if (b[1] < b[0]) {
    count += b[1]
  }
  else {
    count += b[0];
  }
  
  std::cout << count << '\n';
  return 0;
}


Compiler output:
a.cc:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated]
    1 | #import<iostream>
      |  ^~~~~~
a.cc: In function 'int main()':
a.cc:17:22: error: expected ';' before '}' token
   17 |       count += b[i+1]
      |                      ^
      |                      ;
   18 |     }
      |     ~                 
a.cc:25:18: error: expected ';' before '}' token
   25 |     count += b[1]
      |                  ^
      |                  ;
   26 |   }
      |   ~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){ 
  long long n,a[100],b[100],c=0;
  cin>>n;
  for(int i=0;i<n-1;i++){
    cin>>a[i];
  }
  b[0]=a[0];
  for(int i=1;i<n-1;i++){
   if(a[i]<a[i+1]){
         b[i+1]=a[i];
      }
      else{
        b[i+1]=a[i+1];
      }
    }
  }
  for(int i=0;i<n;i++)
    c+=b[i];
 
  cout<<c<<endl;
  return(0);
}

Compiler output:
a.cc:19:3: error: expected unqualified-id before 'for'
   19 |   for(int i=0;i<n;i++)
      |   ^~~
a.cc:19:15: error: 'i' does not name a type
   19 |   for(int i=0;i<n;i++)
      |               ^
a.cc:19:19: error: 'i' does not name a type
   19 |   for(int i=0;i<n;i++)
      |                   ^
a.cc:22:3: error: 'cout' does not name a type
   22 |   cout<<c<<endl;
      |   ^~~~
a.cc:23:3: error: expected unqualified-id before 'return'
   23 |   return(0);
      |   ^~~~~~
a.cc:24:1: error: expected declaration before '}' token
   24 | }
      | ^
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:14:33: error: expected ']' before ')' token
   14 |     if(b[i]>b[i-1] && b[i]>b[i+1)
      |                                 ^
      |                                 ]
Language: C++

int main() {
	int N;
	cin >> N;
	vector<int> B(N - 1);
	rep(i, N - 1) {
		cin >> B[i];
	}

	vector<int> A(N);
	A[0] = B[0];
	rep(i, N - 2) {
		if (B[i] <= B[i + 1]) {
			A[i + 1] = A[i];
		}
		else {
			A[i + 1] = B[i + 1];
		}
	}
	A[N - 1] = B[N - 2];
	int ans = 0;
	rep(i, N) {
		ans += A[i];
	}
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:9: error: 'cin' was not declared in this scope
    3 |         cin >> N;
      |         ^~~
a.cc:4:9: error: 'vector' was not declared in this scope
    4 |         vector<int> B(N - 1);
      |         ^~~~~~
a.cc:4:16: error: expected primary-expression before 'int'
    4 |         vector<int> B(N - 1);
      |                ^~~
a.cc:5:13: error: 'i' was not declared in this scope
    5 |         rep(i, N - 1) {
      |             ^
a.cc:5:9: error: 'rep' was not declared in this scope
    5 |         rep(i, N - 1) {
      |         ^~~
a.cc:9:16: error: expected primary-expression before 'int'
    9 |         vector<int> A(N);
      |                ^~~
a.cc:10:9: error: 'A' was not declared in this scope
   10 |         A[0] = B[0];
      |         ^
a.cc:10:16: error: 'B' was not declared in this scope
   10 |         A[0] = B[0];
      |                ^
a.cc:24:9: error: 'cout' was not declared in this scope
   24 |         cout << ans << endl;
      |         ^~~~
a.cc:24:24: error: 'endl' was not declared in this scope
   24 |         cout << ans << endl;
      |                        ^~~~
Language: C++

#include <bits/stdc++.h>


using namespace std;


int main (){


int n,ans,t;
  
  ans=0;
 
  cin>>n;
vector<int> vec(n-1);
  vector<int> a(n);

 for(int i=0; i<vec.size(); i++){
    cin>>vec.at(i);
   a.at(i)=vec.at(i);
}
  a.at(n-1)=vec.at(n-2);
t=vec.at(0);
  for(int i=0; i<vec.size(); i++){
    
    if(t>=a.at(i)&&t>=a.at(i+1)ans+=a.at(i);

     else{a.at(i+1)=a.at(i);
       ans+=a.at(i);
     
     
     } 
      t=vec.at(i);
      }
  
  ans+=a.at(n-2);
  
  cout<<ans<<endl;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:32: error: expected ';' before 'ans'
   26 |     if(t>=a.at(i)&&t>=a.at(i+1)ans+=a.at(i);
      |                                ^~~
      |                                ;
a.cc:28:6: error: expected primary-expression before 'else'
   28 |      else{a.at(i+1)=a.at(i);
      |      ^~~~
a.cc:26:45: error: expected ')' before 'else'
   26 |     if(t>=a.at(i)&&t>=a.at(i+1)ans+=a.at(i);
      |       ~                                     ^
      |                                             )
   27 | 
   28 |      else{a.at(i+1)=a.at(i);
      |      ~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main ( )
{
	int n,a;
	cin>>n;
	int a[n];
	for(int i=1;i<n;i++)
	{
		cin>>a[i];
	}
	a=a[0]+a[n-2];
	for(int i=1;i<n;i++)
	{
		a+=min(a[i],a[i+1]);
	}
	cout<<a;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: conflicting declaration 'int a [n]'
    7 |         int a[n];
      |             ^
a.cc:5:15: note: previous declaration as 'int a'
    5 |         int n,a;
      |               ^
a.cc:10:23: error: invalid types 'int[int]' for array subscript
   10 |                 cin>>a[i];
      |                       ^
a.cc:12:12: error: invalid types 'int[int]' for array subscript
   12 |         a=a[0]+a[n-2];
      |            ^
a.cc:12:17: error: invalid types 'int[int]' for array subscript
   12 |         a=a[0]+a[n-2];
      |                 ^
a.cc:15:25: error: invalid types 'int[int]' for array subscript
   15 |                 a+=min(a[i],a[i+1]);
      |                         ^
a.cc:15:30: error: invalid types 'int[int]' for array subscript
   15 |                 a+=min(a[i],a[i+1]);
      |                              ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
  	cin>>n;
  	int b[n];
  	for(int i=1;i<=n-1;i++){
    	cin>>b[i];	
    }
  vector<int>v;
      v.push_back(b[1]);
  	for(int i=1;i<=n-2;i++){
    	int m = min(b[i],b[i+1]);
      	v.push_back(m);
    }
  	v.push_back(b[n-1]);
    }
 	long long int s=0;
  	for(int i=0;i<v.size();i++){
  	s+=v[i]; 
    }
  	cout<< s <<endl;
  return 0;
}


Compiler output:
a.cc:19:9: error: expected unqualified-id before 'for'
   19 |         for(int i=0;i<v.size();i++){
      |         ^~~
a.cc:19:21: error: 'i' does not name a type
   19 |         for(int i=0;i<v.size();i++){
      |                     ^
a.cc:19:32: error: 'i' does not name a type
   19 |         for(int i=0;i<v.size();i++){
      |                                ^
a.cc:22:9: error: 'cout' does not name a type
   22 |         cout<< s <<endl;
      |         ^~~~
a.cc:23:3: error: expected unqualified-id before 'return'
   23 |   return 0;
      |   ^~~~~~
a.cc:24:1: error: expected declaration before '}' token
   24 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int B[105], dp[105], ans;
int main()
{
	int n; cin >> n;
	for (int i = 0; i < n-1; ++i) cin >> B[i];
	ans += B[0];n
	for (int i = 0; i < n-1; ++i)
	{
		ans += min(B[i], B[i+1]);
	}
	ans += B[n-2];
	cout << ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:22: error: expected ';' before 'for'
    8 |         ans += B[0];n
      |                      ^
      |                      ;
    9 |         for (int i = 0; i < n-1; ++i)
      |         ~~~           
a.cc:9:25: error: 'i' was not declared in this scope
    9 |         for (int i = 0; i < n-1; ++i)
      |                         ^
Language: C++

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

int main() {
	ll n;
	cin >> n;
	vector <ll> arr(n-1);
	ll total=0;
	ll temp=0;
	for (int i = 0; i < n-1; ++i)
	{
		cin >> arr[i]
	}
	for (int i = 0; i < n-1; ++i)
	{
		if (i==0){
			temp=arr[i];
			total+=(2*(arr[i]));
		}
		else {
			if (arr[i]>=temp){
				temp=arr[i];
				total+=arr[i];
			}
			else {
				temp=arr[i];
				total-=arr[i-1];
				total+=(2*arr[i]);
			}
		}
	}
	cout << total;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:30: error: expected ';' before '}' token
   14 |                 cin >> arr[i]
      |                              ^
      |                              ;
   15 |         }
      |         ~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
  	cin>>n;
  	int b[n-1];
  	for(int i=1;i<=n-1;i++){
    	cin>>b[i];	
    }
  vector<int>v;
      v.push_back(b[1]);
  	for(int i=1;i<=n-2;i++){
    	int m = min(b[i],b[i+1]);
      	v.push_back(m);
    }
  	v.push_back(b[n-1]);
    }
 	long long int s=0;
  	for(int i=0;i<v.size();i++){
  	s+=v[i]; 
    }
  	cout<< s <<endl;
  return 0;
}


Compiler output:
a.cc:19:9: error: expected unqualified-id before 'for'
   19 |         for(int i=0;i<v.size();i++){
      |         ^~~
a.cc:19:21: error: 'i' does not name a type
   19 |         for(int i=0;i<v.size();i++){
      |                     ^
a.cc:19:32: error: 'i' does not name a type
   19 |         for(int i=0;i<v.size();i++){
      |                                ^
a.cc:22:9: error: 'cout' does not name a type
   22 |         cout<< s <<endl;
      |         ^~~~
a.cc:23:3: error: expected unqualified-id before 'return'
   23 |   return 0;
      |   ^~~~~~
a.cc:24:1: error: expected declaration before '}' token
   24 | }
      | ^
Language: Java

import java.util.*;
class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int b[]= new int[n-1];
    for(int i=0;i<n-1;i++)
    {
      b[i]=sc.nextInt();
    }
    if(n==2){
      System.out.println(b[0]*2);
    }
    int sum=b[n-2];
    for(int i=0;i<n-2;i++){
      sum+=b[i];
      if(b[i+1]>=b[i])
        sum+=b[i];
      else
        sum+=b[i+1];
    }
    System.out.println(sum);
      
      

Compiler output:
Main.java:22: error: reached end of file while parsing
    System.out.println(sum);
                            ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
  	cin>>n;
  	int b[n-1];
  	for(int i=1;i<=n-1;i++){
    	cin>>b[i];	
    }
  vector<int>v;
      v.push_back(b[1]);
  	for(int i=1;i<=n-2;i++){
    	int m = min(b[i],b[i+1]);
      	v.push_back(m);
    }
  	v.push_back(b[n-1]);
    }
 	long long int s=0;
  	for(int i=0;i<v.size();i++){
  	s+=v[i]; 

  	cout<< s <<endl;
  return 0;
}


Compiler output:
a.cc:19:9: error: expected unqualified-id before 'for'
   19 |         for(int i=0;i<v.size();i++){
      |         ^~~
a.cc:19:21: error: 'i' does not name a type
   19 |         for(int i=0;i<v.size();i++){
      |                     ^
a.cc:19:32: error: 'i' does not name a type
   19 |         for(int i=0;i<v.size();i++){
      |                                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main ( )
{
	int n,a;
	cin>>n;
	int a[n];
	for(int i=1;i<=n;i++)
	{
		cin>>a[i];
	}
	a=s[0]+a[n-2];
	for(int i=1;i<n;i++)
	{
		a+=min(a[i],a[i+1]);
	}
	cout<<a;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: conflicting declaration 'int a [n]'
    7 |         int a[n];
      |             ^
a.cc:5:15: note: previous declaration as 'int a'
    5 |         int n,a;
      |               ^
a.cc:10:23: error: invalid types 'int[int]' for array subscript
   10 |                 cin>>a[i];
      |                       ^
a.cc:12:11: error: 's' was not declared in this scope
   12 |         a=s[0]+a[n-2];
      |           ^
a.cc:12:17: error: invalid types 'int[int]' for array subscript
   12 |         a=s[0]+a[n-2];
      |                 ^
a.cc:15:25: error: invalid types 'int[int]' for array subscript
   15 |                 a+=min(a[i],a[i+1]);
      |                         ^
a.cc:15:30: error: invalid types 'int[int]' for array subscript
   15 |                 a+=min(a[i],a[i+1]);
      |                              ^
Language: C++

int main(){

	int N,i;
  	scanf("%d",&N);
  	int A[N],B[N-1];
  	int count = 0;
  	for(i=0;i<N;i++){
      	scanf("%d",&B[i]);
    }
	A[0] = B[0];
  	for(i=0;i<N-2;i++){
    	if(B[i] >= B[i+1]){
        	A[i+1] = B[i+1];
        }else{
        	A[i+1] = B[i];
        }
    }
  	A[N-1] = B[N-2];
    for(i=0;i<N;i++){
    	count += A[i];
      	//printf("%d",A[i]);
    }
  	printf("%d\n",count);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:9: error: 'scanf' was not declared in this scope
    4 |         scanf("%d",&N);
      |         ^~~~~
a.cc:23:9: error: 'printf' was not declared in this scope
   23 |         printf("%d\n",count);
      |         ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | int main(){
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main ( )
{
	int n,a;
	cin>>n;
	int a[n];
	for(int i=1;i<=n;i++)
	{
		cin>>a[i];
	}
	a+=s[0]+a[n-2];
	for(int i=1;i<n;i++)
	{
		a+=min(a[i],a[i+1]);
	}
	cout<<a;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: conflicting declaration 'int a [n]'
    7 |         int a[n];
      |             ^
a.cc:5:15: note: previous declaration as 'int a'
    5 |         int n,a;
      |               ^
a.cc:10:23: error: invalid types 'int[int]' for array subscript
   10 |                 cin>>a[i];
      |                       ^
a.cc:12:12: error: 's' was not declared in this scope
   12 |         a+=s[0]+a[n-2];
      |            ^
a.cc:12:18: error: invalid types 'int[int]' for array subscript
   12 |         a+=s[0]+a[n-2];
      |                  ^
a.cc:15:25: error: invalid types 'int[int]' for array subscript
   15 |                 a+=min(a[i],a[i+1]);
      |                         ^
a.cc:15:30: error: invalid types 'int[int]' for array subscript
   15 |                 a+=min(a[i],a[i+1]);
      |                              ^
Language: C++

int main(){
  int n;
  cin >> n;
  
  vector<int> cont(n-1);
  for(int i = 0 ; i < n-1 ; i++){
    cin >> cont.at(i);
  }
  
  int ans = 0;
  ans += cont.at(0);
  ans += cont.at(n-2);
  
  for(int i = 1 ; i < n-1 ; i++){
    ans += min(cont.at(i-1) , cont.at(i));
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin >> n;
      |   ^~~
a.cc:5:3: error: 'vector' was not declared in this scope
    5 |   vector<int> cont(n-1);
      |   ^~~~~~
a.cc:5:10: error: expected primary-expression before 'int'
    5 |   vector<int> cont(n-1);
      |          ^~~
a.cc:7:12: error: 'cont' was not declared in this scope; did you mean 'const'?
    7 |     cin >> cont.at(i);
      |            ^~~~
      |            const
a.cc:11:10: error: 'cont' was not declared in this scope; did you mean 'const'?
   11 |   ans += cont.at(0);
      |          ^~~~
      |          const
a.cc:15:12: error: 'min' was not declared in this scope; did you mean 'main'?
   15 |     ans += min(cont.at(i-1) , cont.at(i));
      |            ^~~
      |            main
a.cc:17:3: error: 'cout' was not declared in this scope
   17 |   cout << ans << endl;
      |   ^~~~
a.cc:17:18: error: 'endl' was not declared in this scope
   17 |   cout << ans << endl;
      |                  ^~~~
Language: C++

#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include<cmath>
#define rep(i,n) for(int i = 0;i < (n);i++)
using namespace std;

int main(){
  int N;
  cin >> N;
    
  int b[101];
  rep(i,N - 1) cin >> b[i];
  
  int a[101];
  a[0] = b[0];
  a[1] = b[0];
  for(int i = 2;i < N;i++){
    if(a[i - 1] > b[i - 1]){
      a[i - 1] = b[i - 1];
      a[i] = b[i - 1];
    }
    else(a[i - 1] <= b[i - 1]){
      a[i] = b[i - 1];
    }
  }
  
  long long ans = 0;
  rep(i,N){
    ans += a[i];
  }
  
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:31: error: expected ';' before '{' token
   24 |     else(a[i - 1] <= b[i - 1]){
      |                               ^
      |                               ;
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n,i,sum;
  cin>>n;
  int arr[n-1],arr2[n];
  for(i=0;i<n-1;i++)cin>>arr[i];
  arr2[0]=arr[0];
  if(arr[0]<arr[1])
    arr2[1]=arr[0];
  else
    arr2[1]=ar[1];
  for(i=1;i<n-2;i++)
  {
    if(arr[i]<arr[i+1])
      arr2[i+1]=arr[i];
    else
      arr2[i+1]=arr[i+1];
  }
  arr2[i+1]=max(arr2[i],arr[i]);
  sum=0;
  for(i=0;i<n;i++)sum+=arr2[i];
  cout<<sum<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:13: error: 'ar' was not declared in this scope; did you mean 'arr'?
   12 |     arr2[1]=ar[1];
      |             ^~
      |             arr
Language: C++

#include<iostream>
using namespace std ;
int main () {
  
  int N ;
  cin >> N :
  int b[N] ;
  for(int i =1 ; i < N ;i++)
    cin >> b[i] ;
  
  
  sum = b[1] ;
  for(int i =1 ; i < N - 1;i++)
    sum+=min(b[i],b[i + 1]) ;
  sum+=b[N-1] ;
  
  
  
  return 0 ;

Compiler output:
a.cc: In function 'int main()':
a.cc:6:11: error: expected ';' before ':' token
    6 |   cin >> N :
      |           ^~
      |           ;
a.cc:9:12: error: 'b' was not declared in this scope
    9 |     cin >> b[i] ;
      |            ^
a.cc:12:3: error: 'sum' was not declared in this scope
   12 |   sum = b[1] ;
      |   ^~~
a.cc:12:9: error: 'b' was not declared in this scope
   12 |   sum = b[1] ;
      |         ^
a.cc:19:13: error: expected '}' at end of input
   19 |   return 0 ;
      |             ^
a.cc:3:13: note: to match this '{'
    3 | int main () {
      |             ^
Language: C++

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

int main(){
  int N;
  cin >> N;
  vector<int> B(N-1);
  for(int i=0;i<N-1;i++){
    cin >> B.at(i);
  }
  int sum = 2*B.at(0);
  for(int i=1;i<N-1;i++){
    sum += B.at(i);
  }
   cout << sum endl;
   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:15: error: expected ';' before 'endl'
   15 |    cout << sum endl;
      |               ^~~~~
      |               ;
Language: C++

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

int main(){
  int N;
  cin >> N;
  vector<int> B(N-1);
  for(int i=0;i<N-1;i++){
    cin >> B.at(i);
  }
  int sum = 2*B.at(0);
  for(int i=1;i<N-1;i++){
    sum += B.at(i);
  }
   cout << sum endl;
   return 0;
}

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

include <bits/stdc++.h>


using namespace std;


int main (){


int n,ans;
  ans=0;
 
  cin>>n;
vector<int> vec(n-1);
 
 for(int i=0; i<vec.size(); i++){
    cin>>vec.at(i);
}

  for(int i=0; i<vec.size(); i++){
    ans+=vec.at(i);
}
  
  ans+=vec.at(n-2);
  
  cout<<ans<<endl;
  
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:13:3: error: 'cin' was not declared in this scope
   13 |   cin>>n;
      |   ^~~
a.cc:14:1: error: 'vector' was not declared in this scope
   14 | vector<int> vec(n-1);
      | ^~~~~~
a.cc:14:8: error: expected primary-expression before 'int'
   14 | vector<int> vec(n-1);
      |        ^~~
a.cc:16:17: error: 'vec' was not declared in this scope
   16 |  for(int i=0; i<vec.size(); i++){
      |                 ^~~
a.cc:20:18: error: 'vec' was not declared in this scope
   20 |   for(int i=0; i<vec.size(); i++){
      |                  ^~~
a.cc:24:8: error: 'vec' was not declared in this scope
   24 |   ans+=vec.at(n-2);
      |        ^~~
a.cc:26:3: error: 'cout' was not declared in this scope
   26 |   cout<<ans<<endl;
      |   ^~~~
a.cc:26:14: error: 'endl' was not declared in this scope
   26 |   cout<<ans<<endl;
      |              ^~~~
Language: C++

#include <iostream>
#include<bits/stdc++.h>
#include<vector>
#include<string>
#define ll long long
#define IOS ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define vi vector<ll>
#define el printf("\n")
#define N 100001
using namespace std;



int main()
{   IOS;
cout.precision(30);
    ll n;
    cin >> n;
    vector<ll> L1,L;
    for(int i=0;i<n-1;i++)
    {d
        ll x;
        cin >> x;
        L.push_back(x);
    }
    ll res=L[0];
    for(int i=0;i<n-2;i++)
        res+=min(L[i],L[i+1]);
    res+=L[L.size()-1];

    cout << res;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:6: error: 'd' was not declared in this scope
   21 |     {d
      |      ^
a.cc:23:16: error: 'x' was not declared in this scope
   23 |         cin >> x;
      |                ^
Language: C++

#include <bits/stdc++.h>

#define repd(i,a,b) for (int i=(a);i<(b);i++)
#define rep(i,n) repd(i,0,n)
typedef long long ll;

using namespace std;


int inputValue(){
    int a;
    cin >> a;
    return a;
};

void inputArray(int * p, int a){
    rep(i, a){
        cin >> p[i];
    }
};

void inputVector(vector<int> * p, int a){
    rep(i, a){
        int input;
        cin >> input;
        p -> push_back(input);
    }
}

template <typename T>
void output(T a, int precision) {
    if(precision > 0){
        cout << setprecision(precision)  << a << "\n";
    }
    else{
        cout << a << "\n";
    }
}

int main(int argc, const char * argv[]) {
    
    // source code
  int n;
  cin >> n;
  int b[n];
  inputArray(b,n);
  int ans = 0;
  rep(i,n)
  {
    if(i > 0)
    {
      if(b[i] > b[i - 1])
      {
        ans += b[i - 1];
      }
      else
      {
        ans += b[i];
      }
    }
    else if(i == 0)
    {
      ans+=b[i];
    }
    if(i == n - 1) 
    {
      ans+=b[i]
    }
  }
  cout << ans << endl;
}



Compiler output:
a.cc: In function 'int main(int, const char**)':
a.cc:67:16: error: expected ';' before '}' token
   67 |       ans+=b[i]
      |                ^
      |                ;
   68 |     }
      |     ~
Language: C

N = gets.to_i
B = gets.split.map &:to_i

B << 1.0/0

ans = B[0]
B.each_cons(2){|a, b|
  ans += [a, b].min
}
p ans

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | N = gets.to_i
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'N' [-Wimplicit-int]
main.c:1:5: error: 'gets' undeclared here (not in a function)
    1 | N = gets.to_i
      |     ^~~~
main.c:2:1: error: expected ',' or ';' before 'B'
    2 | B = gets.split.map &:to_i
      | ^
main.c:10:1: error: unknown type name 'p'
   10 | p ans
      | ^
main.c:10:1: error: expected '=', ',', ';', 'asm' or '__attribute__' at end of input
Language: C++

#include<iostream>
#include<cstring>
using namespace std;
const int maxn = 155;
int flag[maxn];
int main() {
	int n;
	cin>>n;
	for(int i=1;i<=n;++i)flag[i] = INT_MAX;
	for(int i=1;i<n;++i) {
		int x;cin>>x;
		flag[i] = min(flag[i],x);
		flag[i+1] = min(flag[i+1],x);
	}
	int ans = 0;
	for(int i=1;i<=n;++i) {
		ans += flag[i];
	}
	cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:40: error: 'INT_MAX' was not declared in this scope
    9 |         for(int i=1;i<=n;++i)flag[i] = INT_MAX;
      |                                        ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include<cstring>
  +++ |+#include <climits>
    3 | using namespace std;
Language: C

#include <iostream>
#include <cstdint>
#include <vector>
#include <map>
#include <queue>
#include <set>
#include <algorithm>
#include <cassert>

using namespace std;
typedef long long LL;
typedef unsigned long long ULL;

int main() {
  LL N;
  std::cin >> N;
  std::vector<int> B(N-1);
  for(int i=0; i<N-1; i++) {
    std::cin >> B[i];
  }
  LL ans = 0;
  for(int i=0; i<N-2; i++) {
    ans += std::min(B[i], B[i+1]);
  }
  ans += B[0] + B[N-2];
  std::cout << ans << std::endl;

  return 0;
}



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

#include <bits/stdc++.h>
using namespace std;
int main()
{
	int n;
  cin>>n;
  int arr[n];
  for ( int i=0;i<n-1;i++)
    cin>>arr[i];
	int total=0;
  total+=arr[0];
  for ( int i=1;i<n-1;i++)
    total+=std::min(brr[i],brr[i-1]);
  total+=brr[n-2];
  cout<<total<<'\n';
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:21: error: 'brr' was not declared in this scope; did you mean 'arr'?
   13 |     total+=std::min(brr[i],brr[i-1]);
      |                     ^~~
      |                     arr
a.cc:14:10: error: 'brr' was not declared in this scope; did you mean 'arr'?
   14 |   total+=brr[n-2];
      |          ^~~
      |          arr
Language: C++

#include<iostream>
#include<algorithm>
#include<iomanip>
#include<string>
#include<vector>

typedef unsigned long long ULL;
typedef long long LL;

using namespace std;

template<class T> void swap(T &a, T &b ){
    T temp;
    temp = a;
    a = b;
    b = temp;   
}

int main(){
    int N;
    int B;
    ULL ans;
    int i;

    cin >> N;
    cin >> B;
    ans = B*2;
    for(i=1;i<N-1;i++){
        cin >> B;
        ans += B;
 a   }

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


Compiler output:
a.cc: In function 'int main()':
a.cc:31:2: error: 'a' was not declared in this scope
   31 |  a   }
      |  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define REP(i,a) for(int i = 0; i < (a); i++)
#define ALL(a) (a).begin(),(a).end()
typedef long long ll;
typedef pair<int, int> P;
const llogbf128 INF = 1e9;
const int MOD = 1e9 + 7;

signed main(){
    int n;
    cin >> n;
    ll b[n + 1];
    b[0] = INF;
    b[n] = INF;
    REP(i,n - 1){
        cin >> b[i + 1];
    }
    ll ans = 0;
    REP(i,n){
        ans += min(b[i], b[i + 1]);
    }
    cout << ans << endl;
}

Compiler output:
a.cc:7:7: error: 'llogbf128' does not name a type
    7 | const llogbf128 INF = 1e9;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:14:12: error: 'INF' was not declared in this scope
   14 |     b[0] = INF;
      |            ^~~
Language: Java

import sys

stdin = sys.stdin

ni = lambda: int(ns())
na = lambda: list(map(int, stdin.readline().split()))
ns = lambda: stdin.readline().rstrip()  # ignore trailing spaces

n = ni()
b = na()

ans = 0
for i in range(n):
    q = 999999999
    if i > 0:
        q = min(q, b[i-1])
    if i < n-1:
        q = min(q, b[i])
    ans += q
print(ans)


Compiler output:
Main.java:1: error: '.' expected
import sys
          ^
Main.java:3: error: ';' expected
stdin = sys.stdin
     ^
Main.java:7: error: illegal character: '#'
ns = lambda: stdin.readline().rstrip()  # ignore trailing spaces
                                        ^
3 errors
Language: C++

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

using namespace std;

int main(void)
{
	int i,lr,rl, N, K,maxnumber=0;
	char s[100001];
	scanf_s("%d%d", &N, &K);
	for (i = 0; i < N; i++)
		scanf_s("%c",&s[i]);
	s[i] = '\0';
	lr = rl = 0;
	for (i = 0; i < N; i++)
	{
		if (s[i] == 'L')
		{
			if (s[i - 1] == 'L')
				maxnumber++;
			if (s[i + 1] == 'R')
				lr++;
		}
		else
		{
			if (s[i + 1] == 'R')
				maxnumber++;
			if (s[i + 1] == 'L')
				rl++;
		}
	}
	maxnumber += 2 * (min(rl, lr) > K ? K:min(rl,lr));
	if (min(rl, lr) < K)
		maxnumber += min(K - min(rl, lr), abs(rl - lr));
	cout << maxnumber << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   12 |         scanf_s("%d%d", &N, &K);
      |         ^~~~~~~
      |         scanf
Language: C

#include <stdio.h>
#include <iostream>
#include <string.h>
char s[100010];
int a[100010];
int main()
{
	int n, k;
	int d = 0;
	scanf("%d", &n);
	scanf("%d\n", &k);
	gets(s);
	int i,  c;
	int b;
	int l;
	b = 0;
	c = 0;
	i = 0;
	while (i < n-1)
	{
		if (s[i] != s[i + 1])
		{
			a[b] = i + 1;
			if ((b>0)&&((b%2)!=0))
			{
				d = a[b-1];
				while (d < a[b])
				{
					s[d] = s[d - 1];
					d++;
				}
				c++;
				if (c >= k)
					break;
			}
			b++;
		}
		i++;
	}
	if (c < k)
	{
		d = a[b - 1];
		while (d < n)
		{
			s[d] = s[d - 1];
			d++;
		}

	}
	d = 0;
	l = 0;
	while (d < n - 1)
	{
		if (s[d] == s[d + 1])
			l++;
		d++;
	}
	printf("%d\n", l);
	return 0;
}

Compiler output:
main.c:2:10: fatal error: iostream: No such file or directory
    2 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include <stdio.h>
char s[200000];
int a[200000];
int main()
{
	int n, k;
	int d = 0;
	scanf("%d", &n);
	scanf("%d\n", &k);
	d = 0;
	gets_s(s);
	int i, j, c;
	int b;
	int l = 1;
	int ml[3] = { 0 };
	c = 0;

	b = 0;
	while (c < k)
	{
		i = 0;
		d = 1;
		b = 0;
		ml[0] = 0;
		ml[1] = 0;
		ml[2] = 0;
		j = 1;
		a[0] = 0;
		l = 0;
		while (i + 1 < n)
		{
			if (s[i] == s[i + 1])
			{
				if (j == 0)
				{
					j = 1;
					l++;
				}
				else
					l++;

			}
			else
			{
				a[d] = i;
				a[d + 1] = i + 1;
				if (b < 2)
				{
					b++;
					l++;
				}
				else
				{
	
					if (l > ml[0])
					{
						ml[0] = l;
						ml[1] = a[d - 4];
						ml[2] = a[d];
					}
					l = l - a[d - 3] + a[d - 5] + 1;
				}
				j = 0;
				d = d + 2;
			}
			i++;
		}
		if (b < 2)
		{
			d = 0;
			while (d < n - 1)
			{
				s[d + 1] = s[d];
				d++;
			}
			ml[0] = l;
		}
		else
		{
			d = ml[1];
			while (d < ml[2])
			{
				s[d + 1] = s[d];
				d++;
			}
		}
		c++;
	}
	d = 0;
	l = 0;
	while (d < n - 1)
	{
		if (s[d] == s[d + 1])
			l++;
		d++;
	}
	printf("%d\n", l);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:11:9: error: implicit declaration of function 'gets_s' [-Wimplicit-function-declaration]
   11 |         gets_s(s);
      |         ^~~~~~
Language: C++

#include <stdio.h>
#include <iostream>
using namespace std;
char s[200000];
int a[200000];
int main()
{
	int n, k;
	int d = 0;
	scanf_s("%d", &n);
	scanf_s("%d", &k);
	d = 0;
	while (d < n)
	{
		cin >> s[d];
		d++;
	}
	int i, j, c;
	int b;
	int l = 1;
	int ml[3] = { 0 };
	c = 0;

	b = 0;
	while (c < k)
	{
		i = 0;
		d = 1;
		b = 0;
		ml[0] = 0;
		ml[1] = 0;
		ml[2] = 0;
		j = 1;
		a[0] = 0;
		l = 0;
		while (i + 1 < n)
		{
			if (s[i] == s[i + 1])
			{
				if (j == 0)
				{
					j = 1;
					l++;
				}
				else
					l++;

			}
			else
			{
				a[d] = i;
				a[d + 1] = i + 1;
				if (b < 2)
				{
					b++;
					l++;
				}
				else
				{
	
					if (l > ml[0])
					{
						ml[0] = l;
						ml[1] = a[d - 4];
						ml[2] = a[d];
					}
					l = l - a[d - 3] + a[d - 5] + 1;
				}
				j = 0;
				d = d + 2;
			}
			i++;
		}
		if (b < 2)
		{
			d = 0;
			while (d < n - 1)
			{
				s[d + 1] = s[d];
				d++;
			}
			ml[0] = l;
		}
		else
		{
			d = ml[1];
			while (d < ml[2])
			{
				s[d + 1] = s[d];
				d++;
			}
		}
		c++;
	}
	d = 0;
	l = 0;
	while (d < n - 1)
	{
		if (s[d] == s[d + 1])
			l++;
		d++;
	}
	printf("%d\n", l);
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   10 |         scanf_s("%d", &n);
      |         ^~~~~~~
      |         scanf
Language: C++

function main()
    N,K=parse.(Int64,split(readline()))
    S=readline()
    cnt_dif=0
    for i=1:length(S)-1
        if S[i]!=S[i+1]
            cnt_dif+=1
        end
    end
    println(N-1-max(cnt_dif-2*K,0))

end

main()

Compiler output:
a.cc:1:1: error: 'function' does not name a type; did you mean 'union'?
    1 | function main()
      | ^~~~~~~~
      | union