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

int main() {
    int N;
    cin >> N;
 
    vector<vector<int>> A(2, vector<int>(N));
    for (int i = 0; i < N; i++)
    {
        cin >> A[0][i];
    }
    for (int i = 0; i < N; i++)
    {
        cin >> A[1][i];
    }
 
    int maxv = 0;
    for (int i = 0; i < N; i++)
    {
        int sum = 0;
        for (int t = 0; t <= i; t++)
        {
            sum += A[0][t];
        }
 
        for (int j = i; j < N; j++)
        {
            sum += A[1][j];
        }
 
        maxv = max(maxv, sum);
    }
    cout << maxv << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
    3 |     cin >> N;
      |     ^~~
a.cc:5:5: error: 'vector' was not declared in this scope
    5 |     vector<vector<int>> A(2, vector<int>(N));
      |     ^~~~~~
a.cc:5:19: error: expected primary-expression before 'int'
    5 |     vector<vector<int>> A(2, vector<int>(N));
      |                   ^~~
a.cc:8:16: error: 'A' was not declared in this scope
    8 |         cin >> A[0][i];
      |                ^
a.cc:12:16: error: 'A' was not declared in this scope
   12 |         cin >> A[1][i];
      |                ^
a.cc:21:20: error: 'A' was not declared in this scope
   21 |             sum += A[0][t];
      |                    ^
a.cc:26:20: error: 'A' was not declared in this scope
   26 |             sum += A[1][j];
      |                    ^
a.cc:29:16: error: 'max' was not declared in this scope; did you mean 'maxv'?
   29 |         maxv = max(maxv, sum);
      |                ^~~
      |                maxv
a.cc:31:5: error: 'cout' was not declared in this scope
   31 |     cout << maxv << endl;
      |     ^~~~
a.cc:31:21: error: 'endl' was not declared in this scope
   31 |     cout << maxv << endl;
      |                     ^~~~
Language: C++

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

int main() {
  int N;
  cin >> N;
  
  vector<vector<int>> A(2, vector<int>(N));
  for (int i = 0; i < 2; ++i) {
    for (9int j = 0; j < N; ++j) {
      cin >> A[i][j];
    }
  }
  
  int ans = 0;
  for (int i = 0; i < N; ++i) {
    int res = 0;
    for (int j = 0; j <= i; ++j) {
      res += A[0][j];
    }
    for (int j = i; j < N; ++j) {
      res += A[1][j];
    }
    ans = max(ans, res);
  }
  
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: unable to find numeric literal operator 'operator""int'
   10 |     for (9int j = 0; j < N; ++j) {
      |          ^~~~
a.cc:10:22: error: 'j' was not declared in this scope
   10 |     for (9int j = 0; j < N; ++j) {
      |                      ^
Language: C++

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

int main() {
    int N;
    cin >> N;
    vector<vector<int>>A(2,vector<int>(N));
    for (int i = 0; i < 2; i++) {
        for(int j = 0; j < N; j++) {
            cin >> A[i][j];
        }       
    }
    int ans = 0;
    for (int i = 0; i < N; i++) {
        for(int j = 0; j < N; j++) {
            int cnt = 0;
            if(i <= j) {
                cnt+=A[1][j];
            }
            if(i >= j) {
                cnt+=A[0][j];
            }
        }
        ans = max(ans,cnt);
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:23: error: 'cnt' was not declared in this scope; did you mean 'int'?
   24 |         ans = max(ans,cnt);
      |                       ^~~
      |                       int
Language: C++

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

int main(){
    int n,ans1;
    cin >>n;
    vector<vector<int>>a(2,vector<int>(n));
    for(int i=0; i<n ;i++){
        cin >> a.at(0).at(i);
    }
    for(int i=0; i<n;i++){
        cin >>a.at(1).at(i);
    }

    int ans = 0;
    int sum = 0;
    for(int i=0;i<n;i++){
        for(int j=0;j <= i;j++){
            sum += a.at(0).at(j);
        }
        for(int k =i; k<n;k++){
            sum += a.at(1).at(k);
        }
        ans = max(ans,sum);
    cout << ans << endl;
    return 0;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:28:6: error: expected '}' at end of input
   28 |     }
      |      ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

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

int main(){
    int n,ans1;
    cin >>n;
    vector<vector<int>>a(2,vector<int>(n));
    for(int i=0; i<n ;i++){
        cin >> a.at(0).at(i);
    }
    for(int i=0; i<n;i++){
        cin >>a.at(1).at(i);
    }

    int ans = 0;
    int sum = 0;
    for(int i=0;i<n;i++){
        for(int j=0;j <= i;j++){
            sum += a.at(0).at(j);
        }
        for(int k =i; k<n;k++){
            sum += a.at(1).at(k);
        }
        ans = max(ans,sum);
    cout << ans << endl;
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:27:14: error: expected '}' at end of input
   27 |     return 0;
      |              ^
a.cc:18:25: note: to match this '{'
   18 |     for(int i=0;i<n;i++){
      |                         ^
a.cc:27:14: error: expected '}' at end of input
   27 |     return 0;
      |              ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: Java

import java.util.*;
import java.io.*;

public class Main {

	public static void main (String[] args) {
	   InputReader in = new InputReader(System.in);
	   int n = in.readInt();
	   int a[] = new int[n]; 
	   int b[] = new int[n]; 
	   int asum[] = new int[n]; 
	   for(int i = 0; i<n; i++) {
		   a[i] = in.readInt();
		   if(i == 0) {
			   asum[i] = a[i]; 
			   continue;
		   }
		   asum[i] = asum[i-1] + a[i]; 
	   }
	   for(int i = 0; i<n; i++) {
		   b[i] = in.readInt();
	   }
	   int max = 0; 
	  for(int i = 0; i<n; i++) {
		  int sum = 0;
		 for(int j = i; j<n; j++) {
			 sum += b[j]; 
		 }
		max = Math.max(max, sum+asum[i]);
	  }
	  System.out.println(max);
	}
}

Compiler output:
Main.java:7: error: cannot find symbol
	   InputReader in = new InputReader(System.in);
	   ^
  symbol:   class InputReader
  location: class Main
Main.java:7: error: cannot find symbol
	   InputReader in = new InputReader(System.in);
	                        ^
  symbol:   class InputReader
  location: class Main
2 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int n;
int a[101][101],dp[101][101];
int main()
{
	cin>>n;
	for(int i=1;i<=2;i++)
	for(int j=1;j<=n;j++)
    {
    	cin>>dp[i][j];
	}
    
	for(int i=1;i<=2;i++)
	for(int j=1;j<=n;j++)
	{
		dp[i][j]=max(dp[i-1][j],dp[i][j-1])+dp[i][j];
	}
	cout<<dp[n2][n]<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:18: error: 'n2' was not declared in this scope; did you mean 'n'?
   19 |         cout<<dp[n2][n]<<endl;
      |                  ^~
      |                  n
Language: C++

N=int(input())

A=list(map(int,input().split()))
B=list(map(int,input().split()))

for i in range(1,N):
    A[i]=A[i]+A[i-1]

for j in reversed(range(N-1)):
    B[j]=B[j]+B[j+1]


S=[0]*N
for i in range(N):
    S[i]=A[i]+B[i]


print(max(S))


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

// include
// ------------------------------------------------
#include <bits/stdc++.h>
#include <vector>
#include <algorithm>
#include <math.h>

using namespace std;

// func
// ------------------------------------------------
int CalcSumOfDigit(int n);      // 各桁の和を計算する。
int getDigit(int n);            // 数字の桁数を取得する。
string upper(string str);       // 英字を大文字に変換する。
string lower(string str);       // 英字を小文字に変換する。

// define
// ------------------------------------------------
#define all(a)        (a).begin(),(a).end()
#define rall(a)       (a).rbegin(),(a).rend()
#define sz(a)         int((a).size())
#define rep(i,n)      for(int(i)=0;(i)<(n);(i)++)
#define repe(i,n)     for(int(i)=0;(i)<=(n);(i)++)
#define vsort(v)      sort((v).begin(),(v).end())
#define rvsort(v)     sort(rall((v)))
#define vi            vector<int>
#define GCD(a,b)      __gcd((a),(b))
#define LCM(a,b)      (a)/GCD((a),(b))*(b)
#define kiriage(a,b)  ((a)+(b)-1)/(b)

const int INF = 1e9;

typedef long long ll;
typedef unsigned long long ull;

// code
// ------------------------------------------------
int main() {

  ll n;
  cin >> n;
  vector<ll> a1(n),a2(n);
  vector<ll> sum1(n),sum2(n);

  rep(i,n) cin >> a1[i];
  rep(i,n) cin >> a2[i];
  
  rep(i,n) sum1[i] = (i > 0 ? sum1[i - 1] : 0) + a1[i];
  rep(i,n) sum2[i] = (i > 0 ? sum2[i - 1] : 0) + a2[i];

  ll ans = 0;
  rep(i,n)
  {
    ans = max(ans , sum1[i] + sum2[n - 1] - sum2[i]);
  }

  cout << ans << <endl;

  return 0;
}
// funcの実体
// ------------------------------------------------
int getDigit(int n)
{
  int i = 1;
  while(1)
  {
    n = n / 10;
    if(n == 1)
      break;
    i++;
  }
  return i;
}
int CalcSumOfDigit(int n)
{
  int s = 0;
  while(n)
  {
    s += n % 10;
    n = n / 10;
  }
  return s;
}

string upper(string str)
{
  for(auto itr = str.begin();itr != str.end() ; itr++)
  {
    if(97 <= *itr && *itr <= 122)
    {
      *itr = *itr - 32;
    }
  }
  return str;
}

string lower(string str)
{
  for(auto itr = str.begin();itr != str.end() ; itr++)
  {
    if(65 <= *itr && *itr <= 90)
    {
      *itr = *itr + 32;
    }
  }
  return str;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:57:18: error: expected primary-expression before '<' token
   57 |   cout << ans << <endl;
      |                  ^
Language: C++


#include<iostream>
#include<cmath>
using namespace std;
bool cmp(int x,int y)
{
    return x>y;
}
int main()
{
    int n,sum=0;
    scanf("%d",&n);
    int a[2][101],b[101]={0},i,j;
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[0][i]);
    }
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[1][i]);
    }
    sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
    for(i=0;i<n-1;i++)//From the ith to the second line
    {
        for(j=i;j<n-1;j++)
        {
            b[i]=b[i]+a[1][j];/ / Add the second line of data
        }
        for(j=0;j<i;j++)
        {
            b[i]=b[i]+a[0][j+1];/ / Add the first line of data
        }
    }
    sort(b,b+(n-1),cmp);
    sum=sum+b[0];//Plus and the data of the largest road
    printf("%d\n",sum);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:31: error: expected primary-expression before '/' token
   22 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                               ^
a.cc:22:33: error: expected primary-expression before '/' token
   22 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                                 ^
a.cc:22:35: error: 'Must' was not declared in this scope
   22 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                                   ^~~~
a.cc:23:22: error: expected ';' before ')' token
   23 |     for(i=0;i<n-1;i++)//From the ith to the second line
      |                      ^
      |                      ;
a.cc:34:5: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   34 |     sort(b,b+(n-1),cmp);
      |     ^~~~
      |     sqrt
Language: C++

 using namespace std;
bool cmp(int x,int y)
{
    return x>y;
}
int main()
{
    int n,sum=0;
    scanf("%d",&n);
    int a[2][101],b[101]={0},i,j;
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[0][i]);
    }
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[1][i]);
    }
    sum=sum+a[0][0]+a[1][n-1];
    for(i=0;i<n-1;i++)
    {
        for(j=i;j<n-1;j++)
        {
            b[i]=b[i]+a[1][j];
        }
        for(j=0;j<i;j++)
        {
            b[i]=b[i]+a[0][j+1];
        }
    }
    sort(b,b+(n-1),cmp);
    sum=sum+b[0];//Plus and the data of the largest road
    printf("%d\n",sum);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'scanf' was not declared in this scope
    9 |     scanf("%d",&n);
      |     ^~~~~
a.cc:31:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   31 |     sort(b,b+(n-1),cmp);
      |     ^~~~
      |     short
a.cc:33:5: error: 'printf' was not declared in this scope
   33 |     printf("%d\n",sum);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 |  using namespace std;
Language: C++

#include<bits/stdc++.h>
     using namespace std;
     ],b[];
     ],sumb[];
     int main()
     {
         int n;
         while(cin>>n){
             ;i<n;i++){
                 cin>>a[i];
             }
             ;i<n;i++){
                 cin>>b[i];
             }
             suma[]=a[];sumb[]=b[];
             ;i<n;i++){
                 suma[i]=suma[i-]+a[i];
                 sumb[i]=sumb[i-]+b[i];
             }
             ]+sumb[n-];
             ;i<n;i++){
                 ]-sumb[i-];
                 maxn=max(maxn,sum);
             }
             cout<<maxn<<endl;
         }
         ;
     }

Compiler output:
a.cc:3:6: error: expected unqualified-id before ']' token
    3 |      ],b[];
      |      ^
a.cc:4:6: error: expected unqualified-id before ']' token
    4 |      ],sumb[];
      |      ^
a.cc: In function 'int main()':
a.cc:9:15: error: 'i' was not declared in this scope
    9 |              ;i<n;i++){
      |               ^
a.cc:15:14: error: 'suma' was not declared in this scope
   15 |              suma[]=a[];sumb[]=b[];
      |              ^~~~
a.cc:15:19: error: expected primary-expression before ']' token
   15 |              suma[]=a[];sumb[]=b[];
      |                   ^
a.cc:15:21: error: 'a' was not declared in this scope
   15 |              suma[]=a[];sumb[]=b[];
      |                     ^
a.cc:15:23: error: expected primary-expression before ']' token
   15 |              suma[]=a[];sumb[]=b[];
      |                       ^
a.cc:15:25: error: 'sumb' was not declared in this scope
   15 |              suma[]=a[];sumb[]=b[];
      |                         ^~~~
a.cc:15:30: error: expected primary-expression before ']' token
   15 |              suma[]=a[];sumb[]=b[];
      |                              ^
a.cc:15:32: error: 'b' was not declared in this scope
   15 |              suma[]=a[];sumb[]=b[];
      |                                ^
a.cc:15:34: error: expected primary-expression before ']' token
   15 |              suma[]=a[];sumb[]=b[];
      |                                  ^
a.cc:20:14: error: expected primary-expression before ']' token
   20 |              ]+sumb[n-];
      |              ^
a.cc:25:20: error: 'maxn' was not declared in this scope; did you mean 'main'?
   25 |              cout<<maxn<<endl;
      |                    ^~~~
      |                    main
Language: C++

using namespace std;
bool cmp(int x,int y)
{
    return x>y;
}
int main()
{
    int n,sum=0;
    scanf("%d",&n);
    int a[2][101],b[101]={0},i,j;
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[0][i]);
    }
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[1][i]);
    }
    sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
    for(i=0;i<n-1;i++)//From the ith to the second line
    {
        for(j=i;j<n-1;j++)
        {
            b[i]=b[i]+a[1][j];/ / Add the second line of data
        }
        for(j=0;j<i;j++)
        {
            b[i]=b[i]+a[0][j+1];/ / Add the first line of data
        }
    }
    sort(b,b+(n-1),cmp);
    sum=sum+b[0];//Plus and the data of the largest road
    printf("%d\n",sum);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'scanf' was not declared in this scope
    9 |     scanf("%d",&n);
      |     ^~~~~
a.cc:19:31: error: expected primary-expression before '/' token
   19 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                               ^
a.cc:19:33: error: expected primary-expression before '/' token
   19 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                                 ^
a.cc:19:35: error: 'Must' was not declared in this scope
   19 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                                   ^~~~
a.cc:20:22: error: expected ';' before ')' token
   20 |     for(i=0;i<n-1;i++)//From the ith to the second line
      |                      ^
      |                      ;
a.cc:31:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   31 |     sort(b,b+(n-1),cmp);
      |     ^~~~
      |     short
a.cc:33:5: error: 'printf' was not declared in this scope
   33 |     printf("%d\n",sum);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | using namespace std;
Language: C++

import java.util.*;

class GFG {

// arr[0..n-1] represents sizes of
// packets. m is number of students.
// Returns minimum difference between
// maximum and minimum values of
// distribution.
static int findMinDiff(int arr[], int n,
int m)
{
// if there are no chocolates or
// number of students is 0
if (m == 0 || n == 0)
return 0;

// Sort the given packets
Arrays.sort(arr);

// Number of students cannot be
// more than number of packets
if (n < m)
return -1;

// Largest number of chocolates
int min_diff = Integer.MAX_VALUE;

// Find the subarray of size m
// such that difference between
// last (maximum in case of
// sorted) and first (minimum in
// case of sorted) elements of
// subarray is minimum.
int first = 0, last = 0;
for (int i = 0; i + m - 1 < n; i++)
{
int diff = arr[i+m-1] - arr[i];
if (diff < min_diff)
{
min_diff = diff;
first = i;
last = i + m - 1;
}
}
return (arr[last] - arr[first]);
}

/* Driver program to test above function */
public static void main(String[] args)
{
int arr[] = {12, 4, 7, 9, 2, 23,
25, 41, 30, 40, 28,
42, 30, 44, 48, 43,
50};

int m = 7; // Number of students

int n = arr.length;
System.out.println("Minimum difference is "
+ findMinDiff(arr, n, m));

}
}

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:50:7: error: expected ':' before 'static'
   50 | public static void main(String[] args)
      |       ^~~~~~~
      |       :
a.cc:50:25: error: 'String' has not been declared
   50 | public static void main(String[] args)
      |                         ^~~~~~
a.cc:50:34: error: expected ',' or '...' before 'args'
   50 | public static void main(String[] args)
      |                                  ^~~~
a.cc:64:2: error: expected ';' after class definition
   64 | }
      |  ^
      |  ;
a.cc: In static member function 'static int GFG::findMinDiff(int*, int, int)':
a.cc:19:1: error: 'Arrays' was not declared in this scope
   19 | Arrays.sort(arr);
      | ^~~~~~
a.cc:27:16: error: 'Integer' was not declared in this scope
   27 | int min_diff = Integer.MAX_VALUE;
      |                ^~~~~~~
a.cc: In static member function 'static void GFG::main(int*)':
a.cc:59:13: error: request for member 'length' in 'arr', which is of non-class type 'int [17]'
   59 | int n = arr.length;
      |             ^~~~~~
a.cc:60:1: error: 'System' was not declared in this scope
   60 | System.out.println("Minimum difference is "
      | ^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
bool cmp(int x,int y)
{
    return x>y;
}
int main()
{
    int n,sum=0;
    scanf("%d",&n);
    int a[2][101],b[101]={0},i,j;
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[0][i]);
    }
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[1][i]);
    }
    sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
    for(i=0;i<n-1;i++)//From the ith to the second line
    {
        for(j=i;j<n-1;j++)
        {
            b[i]=b[i]+a[1][j];/ / Add the second line of data
        }
        for(j=0;j<i;j++)
        {
            b[i]=b[i]+a[0][j+1];/ / Add the first line of data
        }
    }
    sort(b,b+(n-1),cmp);
    sum=sum+b[0];//Plus and the data of the largest road
    printf("%d\n",sum);
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:20:31: error: expected primary-expression before '/' token
   20 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                               ^
a.cc:20:33: error: expected primary-expression before '/' token
   20 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                                 ^
a.cc:20:35: error: 'Must' was not declared in this scope
   20 |     sum=sum+a[0][0]+a[1][n-1];/ / Must pass the upper left corner and the lower right corner, so you can add in advance
      |                                   ^~~~
a.cc:21:22: error: expected ';' before ')' token
   21 |     for(i=0;i<n-1;i++)//From the ith to the second line
      |                      ^
      |                      ;
a.cc:35:14: error: expected '}' at end of input
   35 |     return 0;
      |              ^
a.cc:8:1: note: to match this '{'
    8 | {
      | ^
Language: C++

#include<bits/stdc++.h>                          
using namespace std;
int n,a[3][105],num,ans;
int main(){
    cin>>n;
    for(int i=1;i<=2;i++)
        for(int i=1;i<=n;i++)
	        cin>>a[i][j];
    for(int i=1;i<n;i++)
    {
    	num=0;
    	for(int j=1;j<=j+i;j++) num+=a[1][j];
    	for(int j=j+i;j<=n;j++) num+=a[2][j];
    	ans=max(ans,num);
	}
	cout<<ans;
    return 0;
}
//68871358
//76140264
//25446011
//200841159
//914174775

Compiler output:
a.cc: In function 'int main()':
a.cc:8:27: error: 'j' was not declared in this scope
    8 |                 cin>>a[i][j];
      |                           ^
Language: C++

#include<bits/stdc++.h>                          
using namespace std;
int n,a[3][105],num,ans;
int main(){
    cin>>n;
    for(int i=1;i<=2;i++)
        for(int i=1;i<=n;i++)
	        cin>>a[i][j];
    for(int i=1;i<n;i++)
    {
    	num=0;
    	for(int j=1;j<=j+i;j++) num+=a[1][j];
    	for(int j=j+i;j<=n;j++) num+=b[2][j];
    	ans=max(ans,num);
	}
	cout<<ans;
    return 0;
}
//68871358
//76140264
//25446011
//200841159
//914174775

Compiler output:
a.cc: In function 'int main()':
a.cc:8:27: error: 'j' was not declared in this scope
    8 |                 cin>>a[i][j];
      |                           ^
a.cc:13:38: error: 'b' was not declared in this scope
   13 |         for(int j=j+i;j<=n;j++) num+=b[2][j];
      |                                      ^
Language: C++

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

int main()
{
  int n;
  cin >> n;
  vector<vector<int>> a(2, vector<int>(n));
  for(auto& i : a){
    for(auto& j : i){
      cin >> j
    }
  }
  int ret = 0;
  int tempsum = 0;
  for(int i = 0; i < n; ++i){
    tempsum += a[0][i];
    int tempret = tempsum;
    for(int j = i; j < n; ++j){
      tempret += a[1][j];
    }
    ret = max(ret, tempret);
  }
  cout << ret << endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:15: error: expected ';' before '}' token
   13 |       cin >> j
      |               ^
      |               ;
   14 |     }
      |     ~
Language: C++

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

int main(){
  int n,c;
  int sum1=0,sum2=0;
  cin >> n;
  vector<vector<int>> aij(2,vector<int>(n));
  for(int i=0;i<n;i++){ cin >> aij.at(0).at(i); sum1+=aij.at(0).at(i);}
  for(int i=0;i<n;i++){ cin >> aij.at(1).at(i); sum2+=aij.at(1).at(i);}
  vector<int> candies(n);
  candies.at(0) = sum2;
  for(int i=1;i<n;i++) candies.at(i) = sum2-candies.at(i-1);
  for(int i=0;i<n;i++) candies.at(i) += aij.at(0).at(i);
  int tmp = candies.at(0);
  for(int i=0;i<n;i++){
    if(tmp < candies.at(i)) tmp = candies.at(i);
  }
  if(tmp>=(sum1+aij.at(1).at(n-1)) cout << tmp << endl;
  else cout << (sum1+aij.at(1).at(n-1)) << endl;
  
/*  c=aij.at(0).at(0);
  for(int i=0;i<n;i++){
    sum1 -= aij.at(0).at(i);
    if((sum1+aij.at(1).at(n-1))<sum2){
      c+=sum2; break;
    }
    else if((sum1+aij.at(1).at(n-1))>sum2){
      c+=aij.at(0).at(i+1);
      sum2-=aij.at(1).at(i);
    }
    else if(sum1 == 0){
      c+=sum2; break;
    }
    else{
      c+=aij.at(0).at(i+1);
      sum2-=aij.at(1).at(i);
    }
    }*/
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:35: error: expected ';' before 'cout'
   19 |   if(tmp>=(sum1+aij.at(1).at(n-1)) cout << tmp << endl;
      |                                   ^~~~~
      |                                   ;
a.cc:20:3: error: expected primary-expression before 'else'
   20 |   else cout << (sum1+aij.at(1).at(n-1)) << endl;
      |   ^~~~
a.cc:19:56: error: expected ')' before 'else'
   19 |   if(tmp>=(sum1+aij.at(1).at(n-1)) cout << tmp << endl;
      |     ~                                                  ^
      |                                                        )
   20 |   else cout << (sum1+aij.at(1).at(n-1)) << endl;
      |   ~~~~
Language: C++

#include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<n;++i)
#include<string>
#include<vector>
using namespace std;
typedef long long ll;
typedef pair<int, int>P;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
//max=({});
//条件式が真ならwhileの中身を回し続ける
//printf("%d\n", ans);

//pairの入力
//vector<pair<ll, ll>>work(n);
//rep(i, n) {
//	ll a, b;
//	cin >> a >> b;
//	work[i] = make_pair(a, b);
//}

int g[15][15];
const int INF = 1001001001;
const int dx[4] = { -1,0,1,0 };
const int dy[4] = { 0,-1,0,1 };

//最大公約数
ll gcd(ll x, ll y) {
	return y ? gcd(y, x % y) : x;
}

ll lcm(ll x, ll y) {
	if (x == 0 || y == 0)return 0;
	return (x / gcd(x, y) * y);
}

//素因数分解
vector<pair<ll, int>>factorize(ll n) {
	vector<pair<ll, int>>res;
	for (ll i = 2;i * i <= n;++i) {
		if (n % i)continue;
		res.emplace_back(i, 0);
		while (n % i == 0) {
			n /= i;
			res.back().second++;
		}
	}
	if (n != 1)res.emplace_back(n, 1);
	return res;
}

int dp[1010][1010];
int bingo[3][3];
bool flag[3][3];
int cnt[2][1010];

int cnt[2][105] = { 0 };
int n, ans = 0;

int main() {
	int i, j;
	cin >> n;
	for (i = 0; i < 2; ++i)
		for (j = 1; j <= n; ++j) {
			cin >> cnt[i][j];
			cnt[i][j] += cnt[i][j - 1];
		}
	for (i = 1; i <= n; ++i)
		ans = max(ans, cnt[0][i] + cnt[1][n] - cnt[1][i - 1]);
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc:57:5: error: conflicting declaration 'int cnt [2][105]'
   57 | int cnt[2][105] = { 0 };
      |     ^~~
a.cc:55:5: note: previous declaration as 'int cnt [2][1010]'
   55 | int cnt[2][1010];
      |     ^~~
Language: C++

#include<iostream>
using namespace std;
int n,s[3][105],x,ans;
int main()
{
    cin>>n;
    for(int i=1;i<=2;i++)
        for(int j=1;j<=n;j++)
            cin>>x,s[i][j]=s[i][j-1]+x;
    for(int i=1;i<=n;i++)
        ans=max(ans,s[1][i]+s[2][n]-s[2][i-1]);
    cout<<ans<<endl;
    return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: expected '}' at end of input
   13 |     return 0;
      |              ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

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

int main(){
  int n;
  cin >> n;
  int a[2][n];
  rep(i,2){
    rep(j,n){
      cin >> a[i][j];
    }
  }
  
  int s[n];
  s[0] = 0;
  rep(j,n){
    s[j+1] = s[j] + a[0][j];
  }
  
  int s[n];
  s[0] = 0;
  rep(j,n){
    s[j+1] = s[j] + a[0][j];
  }
  
  int t[n];
  t[0] = 0;
  rep(j,n){
    t[j+1] = t[j] + a[1][j];
  }
  
  int candy = 0;
  rep(i,n){
    candy = max(candy, s[i] + t[n] - t[i]);
  }
  cout << candy << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:7: error: redeclaration of 'int s [n]'
   23 |   int s[n];
      |       ^
a.cc:17:7: note: 'int s [n]' previously declared here
   17 |   int s[n];
      |       ^
Language: C++

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

int main(){
  int N;
  cin >> N;
  vector<vector<int>> data(2, vector<int> (N));
  for(int i = 0; i < 2; i++){
    for(int j = 0; j < N; j++){
      cin >> data.at(i).at(j);
    }
  }
  ame = 0;
  for(int i = 0; i < N; i++){
    for(int j = 0; j <= i; j++){
      int ame1 += data.at(0).at(j);
    }
    for(int k = i; k < N; k++){
      ame1 += data.at(1).at(k);
    }
    if(ame1 > ame) ame = ame1;
  }
  cout << ame << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:3: error: 'ame' was not declared in this scope
   13 |   ame = 0;
      |   ^~~
a.cc:16:16: error: expected initializer before '+=' token
   16 |       int ame1 += data.at(0).at(j);
      |                ^~
a.cc:19:7: error: 'ame1' was not declared in this scope
   19 |       ame1 += data.at(1).at(k);
      |       ^~~~
a.cc:21:8: error: 'ame1' was not declared in this scope
   21 |     if(ame1 > ame) ame = ame1;
      |        ^~~~
Language: C++

N = int(input())
A_lst = [[int(x) for x in input().split()] for i in range(2)]
c_lst = []
for i in range(N):
    cnt = 0
    for j in range(i + 1):
        cnt += A_lst[0][j]
    for j in range(i, N):
        cnt += A_lst[1][j]
    c_lst.append(cnt)
print(max(c_lst))


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

#include <iostream>
using namespace std;

int main(void) {
  int n;
  cin >> n;
  
  int c[2][n];
  for (int i=0; i<1; i++) {
    for (int j=0; j<n; j++) {
      cin >> c[i][j];
    }
  }
  
  int max = 0;
  
  for(int i=0; i<n; i++) {
    int num = 0;
    for (int j=0; j<=0; j++) num += c[0][j]
    for (int j=i+1; j<n; j++) num +=c[1][j];
    
    if (num > max) max = num;
  }
  
  cout << max << endl;
  
  return 0;
}
         
         
         
         
         

Compiler output:
a.cc: In function 'int main()':
a.cc:19:44: error: expected ';' before 'for'
   19 |     for (int j=0; j<=0; j++) num += c[0][j]
      |                                            ^
      |                                            ;
   20 |     for (int j=i+1; j<n; j++) num +=c[1][j];
      |     ~~~                                     
a.cc:20:21: error: 'j' was not declared in this scope
   20 |     for (int j=i+1; j<n; j++) num +=c[1][j];
      |                     ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main() {
  int sum = 0;
  int N; cin >> N;
  vector<int> v(N+1);
  for (int i = 0; i < N; i++) cin >> v[i], sum += v[i];
  reverse(v.begin(), v.end());
  for (int i = 0; i < N; i++) v[i+1] += v[i];
  int now = 0;
  int res = sum[N-1];
  for (int i = 1; i <= N; i++) {
    int x; cin >> x;
    sum += x;
    now += x;
    if (i != N) res = min(res, now + sum[N-1-i]);
  }
  cout << sum - res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:16: error: invalid types 'int[int]' for array subscript
   11 |   int res = sum[N-1];
      |                ^
a.cc:16:41: error: invalid types 'int[int]' for array subscript
   16 |     if (i != N) res = min(res, now + sum[N-1-i]);
      |                                         ^
Language: C++

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

int n;
int A[2][n+10];

int main() {
	cin >> n;
	rep(i, n) {
		cin >> A[0][i];
		cin >> A[1][i];
	}
	int ans = 0;
	for (int i = 0;i < n;++i) {
		int res = 0;
		for (int j = 0;j <= i;++j) {
			res += A[0][j];
		}
		for (int j = i;j < n;++j) {
			res += A[1][j];
		}
		ans = max(ans, res);
	}
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc:9:11: error: size of array 'A' is not an integral constant-expression
    9 | int A[2][n+10];
      |          ~^~~
Language: C++

#include <iostream>
#include <fstream>
#include <cmath>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <cstdlib>
#include <cstdio>
#include <string>
#include <cstring>
#include <cassert>
#include <utility>
#include <iomanip>
#include <chrono>
#include <random>
#include <bitset>

using namespace std;

#define sz(x) (int) x.size()
#define unique(x) x.erase(unique(x.begin(), x.end()), x.end())
#define all(a) a.begin(), a.end()
#define sqr(x) ((x) * (x)) 
#define y1 aksjdaskdjksjfksdjf
#define left kdnvldvoiwejifejg
#define right lkdsjflksdjfdjfk
#define prev asdasfsadjkjsdfjs
#define tm aklsjdasjdasjdkdjjf
#define random_shuffle asdasdd

int n;
int a[2][105];

int main() {

  scanf("%d", &n);
  for (int i = 0; i < 2; i++) {
    for (int j = 0; j < n; j++) {
      scanf("%d", &a[i][j]);
    }
  } 

  for (int j = n - 1; j >= 0; j--) {
    a[1][j] = a[1][j] + a[1][j + 1];
  }

  int ans = 0;
  int sum = 0;
  for (int i = 0; i < n; i++) {
    sum += a[0][i];
    ans = max(ans, sum + a[1/][i]);
  }

  cout << ans << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:54:30: error: expected primary-expression before ']' token
   54 |     ans = max(ans, sum + a[1/][i]);
      |                              ^
Language: Java

import java.util.Scanner;
public class Main{
 public static void main(String[] args){
   Scanner sc = new Scanner(System.in);
   int N = sc.nextInt();
   int[] n1 = new int[N];
   for(int i=0;i<N;i++) n1[i]= sc.nextInt();
   
   int[] n2 = new int[N];
   for(int i=0;i<N;i++) n2[i]= sc.nextInt();
  
   int sum =0;
   
   for(int i=0;i<N;i++)
   {
     tmpsum+= n1[i]+n2[i];
   }
   
   int tmp = sum;
   int ans = 0;
   int minussumtmp=0;
   
   for(int i=0;i<N;i++)
   {
     tmp =sum;
     minussumtmp =0;
     for(int k=0;k<i;k++)
     {
        minussumtmp+=n2[k];
     }
     for(int k=i+1;k<N;k++)
     {
        minussumtmp+=n1[k];       
     }
     if(ans <sum - minussumtmp) ans = sum - minussumtmp;
   }
   System.out.println(ans);
 }
}

Compiler output:
Main.java:16: error: cannot find symbol
     tmpsum+= n1[i]+n2[i];
     ^
  symbol:   variable tmpsum
  location: class Main
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define fs first
#define sc second
#define pb push_back
#define mp make_pair
#define eb emplace_back
#define ALL(A) A.begin(),A.end()
#define RALL(A) A.rbegin(),A.rend()
typedef long long ll;
typedef pair<ll,ll> P;
const ll mod=1000000007;
const ll LINF=1LL<<60;
const int INF=1<<30;

int main(){
	int n;
	cin >> n;
	int l;
	vector<int> a(n);
	vector<int> b(n);
	vector<int> suma(n,0);
	vector<int> sumb(n,0);



	for(int i = 0; i < n; i++) {
		cin >> l;
		a[i] = l;
	}
	for(int i = 0; i < n; i++) {
		cin >> l;
		b[i] = l;
	}
	int ans = 0;
	for(int i = 0;i < n;i++){//下に行くところの番号
		int tmp = 0;
		for(int j = 0;j < n;j++){
			if(j == i){
				tmp += a[j] + b[j];
			}
			else if(j < i){
				tmp += a[j];
			}
			else{
				tmp += b[j];
			}
		}
		ans = max (ans,tmp);
	}
	cout << ans << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:51:29: error: expected '}' at end of input
   51 |         cout << ans << endl;
      |                             ^
a.cc:16:11: note: to match this '{'
   16 | int main(){
      |           ^
Language: Java

import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int N = Integer.parseInt(sc.nextLine());
        String[] line1 = sc.nextLine().split(" ");
        String[] line2 = sc.nextLine().split(" ");
        sc.close();

        int[] Cum1 = new int[N + 1];
        int[] Cum2 = new int[N + 1];

        Cum1[0] = 0;
        Cum2[0] = 0;

        int tmp1 = 0;
        int tmp2 = 0;
        for (int i = 0; i < N; i++) {
            tmp1 += Integer.parseInt(line1[i]);
            tmp2 += Integer.parseInt(line2[i]);
            Cum1[i + 1] = tmp1;
            Cum2[i + 1] = tmp2;
        }

        int max = 0;
        for (int j = 1; j < N; j++) {
            int line2val = Cum2[N] - Cum2[j - 1];
            int val = Cum1[j] + line2val;
            if (val >= max) {
                max = val;
            }
        }

        System.out.println(max);
    }
  

        if (max == 0) {
            max = Integer.parseInt(line1[0]) + Integer.parseInt(line2[0]);
        }

  

}

Compiler output:
Main.java:40: error: illegal start of type
        if (max == 0) {
        ^
Main.java:40: error: <identifier> expected
        if (max == 0) {
               ^
2 errors
Language: C++

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

int main(){
  cin>>n;
  vector<vector<int>> num(n,vector<int>(2));
  for(int i=0;i<n;i++){
    cin>>num[i][0]>>num[i][1];
  }
  int ans=0;
  for(int i=0;i<n;i++){
    int now=0,y=0;
    for(int j=0;j<n;j++){
      now+=num[j][y];
      if(j==i){
        now+=num[j][1];
        y++;
      }
    }ans=max(ans,now);
  }
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:8: error: 'n' was not declared in this scope; did you mean 'yn'?
    5 |   cin>>n;
      |        ^
      |        yn
Language: C++

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

int main() {
    int n;
    cin>>n;
    int a[2][n];
    for (int i=0;i<2;i++)
        for (int j=0;j<n;j++)
            cin>>a[i][j];
    int s[2][n+1]{};
    for (int i=0;i<2;i++)
        for (int j=0;j<n;j++)
            s[i][j+1]=s[i][j]+a[i][j];
    int mx=0;
    for (int i=0;i<n;i++)
        mx=max(s[0][i+1]+s[1][n]-s[1][i]);
    cout<<mx<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:15: error: no matching function for call to 'max(int)'
   18 |         mx=max(s[0][i+1]+s[1][n]-s[1][i]);
      |            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: 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:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   template argument deduction/substitution failed:
a.cc:18:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   18 |         mx=max(s[0][i+1]+s[1][n]-s[1][i]);
      |            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   candidate expects 2 arguments, 1 provided
Language: C++

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

int main(){
	int n;
	cin >> n;
	int max = 2;
	vector<int> v1(n), v2(n);
	for(int i = 0; i < n; i++){
		cin >> v1[i];
	}
	for(int i = 0; i < n; i++){
		cin >> v2[i];
	}
	for(int i = 0; i < n; i++){
		tmp = 0;
		for(int j = 0; j <= i; j++){
			tmp += v1[j];
		}
		for(int j = i; j < n; j++){
			tmp += v2[j];
		}
		if(tmp > max) max = tmp;
	}
	cout << max;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:17: error: 'tmp' was not declared in this scope; did you mean 'tm'?
   17 |                 tmp = 0;
      |                 ^~~
      |                 tm
Language: C++


#include <iostream>

using namespace std;

int A[2][100];

int main() {
    int N;
    cin >> N;
    for(int i = 0; i < 2; i++){
        for(int j = 0; j < N; j++){
            cin >> A[i][j];
            if(j != 0){
                A[i][j] += A[i][j-1];
            }
    }

    int ans = 0;
    for(int i = 0; i < N; i++){
        ans = max(ans, A[0][i] + (A[1][N] - A[1][i-1]));
    }
    cout << ans << endl;
    
    
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:2: error: expected '}' at end of input
   27 | }
      |  ^
a.cc:8:12: note: to match this '{'
    8 | int main() {
      |            ^
Language: C++

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

int main() {
  int n;
  cin>>n;
  vector<int> a(n);
  vector<int> b(n);
  vector<int> sum(n);
  for(int i=0;i<n;i++){
    cin>>a.at(i);
  }
  for(int i=0;i<n;i++){
    cin>>b.at(i);
  }
  for(int i=0;i<n;i++){
    for(int j=0;j<n;j++){
      if(j<=i){
        sum(i)+=a.at(j);
      }
      if(j>=i){
        sum(i)+=b.at(j);
      }
    }
    sort(sum.begin(),sum.end);
    cout<<sum.at(n-1)<<endl;
  }
  
  
  
  
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:12: error: no match for call to '(std::vector<int>) (int&)'
   19 |         sum(i)+=a.at(j);
      |         ~~~^~~
a.cc:22:12: error: no match for call to '(std::vector<int>) (int&)'
   22 |         sum(i)+=b.at(j);
      |         ~~~^~~
a.cc:25:9: error: no matching function for call to 'sort(std::vector<int>::iterator, <unresolved overloaded function type>)'
   25 |     sort(sum.begin(),sum.end);
      |     ~~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h:4762:5: note: candidate: 'void std::sort(_RAIter, _RAIter) [with _RAIter = __gnu_cxx::__normal_iterator<int*, vector<int> >]'
 4762 |     sort(_RandomAccessIterator __first, _RandomAccessIterator __last)
      |     ^~~~
/usr/include/c++/14/bits/stl_algo.h:4762:63: note:   no known conversion for argument 2 from '<unresolved overloaded function type>' to '__gnu_cxx::__normal_iterator<int*, std::vector<int> >'
 4762 |     sort(_RandomAccessIterator __first, _RandomAccessIterator __last)
      |                                         ~~~~~~~~~~~~~~~~~~~~~~^~~~~~
/usr/include/c++/14/bits/stl_algo.h:4793:5: note: candidate: 'template<class _RAIter, class _Compare> void std::sort(_RAIter, _RAIter, _Compare)'
 4793 |     sort(_RandomAccessIterator __first, _RandomAccessIterator __last,
      |     ^~~~
/usr/include/c++/14/bits/stl_algo.h:4793:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:86:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:292:1: note: candidate: 'template<class _ExecutionPolicy, class _RandomAccessIterator, class _Compare> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, void> std::sort(_ExecutionPolicy&&, _RandomAccessIterator, _RandomAccessIterator, _Compare)'
  292 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last, _Compare __comp);
      | ^~~~
/usr/include/c++/14/pstl/glue_algorithm_defs.h:292:1: note:   candidate expects 4 arguments, 2 provided
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: candidate: 'template<class _ExecutionPolicy, class _RandomAccessIterator> __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, void> std::sort(_ExecutionPolicy&&, _RandomAccessIterator, _RandomAccessIterator)'
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note:   candidate expects 3 arguments, 2 provided
Language: C++

#include<iostream>
using namespace std;
int main(){
  int N;
  cin>>N;
  int a[1][N];
  int i,j;
  int sum=0,sum1=0;
  for(i=0;i<N;i++)
    {
      cin>>a[1][i];
    }
  for(i=0;i<N-1;i++){
    sum=sum+a[0]a[i];
  }
  for(j=i;j<N;j++){
    sum1 = sum1 + a[1][j];
    
  }
  return (sum +sum1);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:12: error: invalid conversion from 'int*' to 'int' [-fpermissive]
   14 |     sum=sum+a[0]a[i];
      |         ~~~^~~~~
      |            |
      |            int*
a.cc:14:17: error: expected ';' before 'a'
   14 |     sum=sum+a[0]a[i];
      |                 ^
      |                 ;
Language: C++

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

int main() {
  int n, y;
  cin >> n;
  int a[2][110];
  for (int i = 0; i < n; i++) {
    cin >> a[0][i];
  }
  for (int i = 0; i < n; i++) {
    cin >> a[1][i];
  }

  int res = 0;
  for (int i = 0; i < n; i++) {
    int temp = 0;
    int j = 0;
    
    for (j = 0; j < i; j++) {
      temp += a[0][j];
    }
    
    for (j = i; j < n; j++) {
      temp += a[1][j];
    }

    if (temp > res) {
      # cout << i << " " << temp << endl; 
      res = temp;
    }
  }
  cout << res << endl;
  return 0;
}

Compiler output:
a.cc:31:9: error: invalid preprocessing directive #cout
   31 |       # cout << i << " " << temp << endl;
      |         ^~~~
Language: C++

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

int main() {
  int n, y;
  cin >> n;
  int a[2][110];
  for (int i = 0; i < n; i++) {
    cin >> a[0][i];
  }
  for (int i = 0; i < n; i++) {
    cin >> a[1][i];
  }

  int res = 0;
  for (int i = 0; i < n; i++) {
    int temp = 0;
    int j = 0;
    
    for (j = 0; j <= i; j++) {
      temp += a[0][j];
    }
    temp += a[1][j];
    
    for (j = i+1; j < n; j++) {
      temp += a[1][j];
    }
    temp += a[1][n-1]
    if (temp > res) {
      res = temp;
    }
  }
  cout << res << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:22: error: expected ';' before 'if'
   30 |     temp += a[1][n-1]
      |                      ^
      |                      ;
   31 |     if (temp > res) {
      |     ~~
Language: C++

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

int main() {
  int n, y;
  cin >> n;
  int a[2][110];
  for (int i = 0; i < n; i++) {
    cin >> a[0][i];
  }
  for (int i = 0; i < n; i++) {
    cin >> a[1][i];
  }

  int res = 0;
  for (int i = 0; i < n; i++) {
    int temp = 0;
    int j = 0;
    
    for (j = 0; j <= i; j++) {
      temp += a[0][j];
    }
    temp += a[1][j];
    
    for (j = i+1; j < n; j++) {
      temp += a[1][j];
    }
    temp += a[1][n-1]
    if (temp > res) {
      # cout << i << " " << temp << endl; 
      res = temp;
    }
  }
  cout << res << endl;
  return 0;
}

Compiler output:
a.cc:32:9: error: invalid preprocessing directive #cout
   32 |       # cout << i << " " << temp << endl;
      |         ^~~~
a.cc: In function 'int main()':
a.cc:30:22: error: expected ';' before 'if'
   30 |     temp += a[1][n-1]
      |                      ^
      |                      ;
   31 |     if (temp > res) {
      |     ~~
Language: C++

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

int main() {
  int n, y;
  cin >> n;
  a[1][110];
  for (int i = 0; i < n; i++) {
    cin >> a[0][i];
  }
  for (int i = 0; i < n; i++) {
    cin >> a[1][i];
  }

  int res = 0;
  for (int i = 0; i < n; i++) {
    int temp = 0;
    int j = 0;
    for (j = 0; j < i; j++) {
      temp += a[0][j];
    }
    temp += a[1][j];
    for (j = i; j < n; j++) {
      temp += a[i][j];
    }
    
    if (temp > res) {
      res = temp;
    }
  }
  cout << res << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'a' was not declared in this scope
    9 |   a[1][110];
      |   ^