criyle/codenet-compile-errors huggingface dataset:
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 a[] = new int[N];
		long c[] = new long[N];
		
		a[0] = sc.nextInt();
		c[0] = a[0];

		for(int i=1;i<N;i++){
			a[i] = sc.nextInt();
			c[i] = c[i-1] + a[i];
		}

		int rcut1 = 0;
		int rcut3 = 2;
		long rdiff = Long.MAX_VALUE;

		for(int cut2=1;cut2 < N-2;cut2++){

			long dev1diff = Long.MAX_VALUE;

			for(int cut1 = rcut1;cut1 < cut2;cut1++){

				long diff = Math.abs(c[cut1] - (c[cut2] - c[cut1]));

				if(dev1diff >= diff) {
					dev1diff = diff;
					rcut1 = cut1;
				} else {
					break;
				}
			}
			

			long dev2diff = Long.MAX_VALUE;
			
			for(int cut3 = cut2 + 1 < rcut3 ? rcut3 : cut2 + 1;cut3 < N-1;cut3++){

				long diff = Math.abs((c[cut3] - c[cut2]) - (c[N-1] - c[cut3]));

				if(dev2diff >= diff){
					dev2diff = diff;
					rcut3 = cut3;
				}else{
					break;
				}
			}
			long a1 = c[rcut1];
			long a2 = c[cut2] - c[rcut1];
			long a3 = c[rcut3] - c[cut2];
			long a4 = c[N-1] - c[rcut3]

			long max = Math.max(Math.max(a1,a2),Math.max(a3,a4));
			long min = Math.min(Math.min(a1,a2),Math.min(a3,a4));
			rdiff = rdiff < max - min?rdiff:max-min;

		}

		System.out.println(rdiff);
	}
 
}

Compiler output:
Main.java:57: error: ';' expected
			long a4 = c[N-1] - c[rcut3]
			                           ^
1 error
Language: C++

#include <bits/stdc++.h>

#define int long long
#define SUM(i,j) (k[j]-k[i-1])
typedef int Int;
using namespace std;
Int main(){
	int n;
	cin>>n;
	int num[n+1];
	int k[n+1];
	k[0]=0;
	num[0]=0;
	for(int i=1;i<=n;i++){
		cin>>num[i];
		k[i]=k[i-1]+num[i];
	}
	int minv=0x7FFFFFFF,l1=1,l2=3;
	int ans[4]={0,0,0,0};
	for(int i=2;i<=n-2;i++){
		while(l1<i && abs(SUM(1,l1)-SUM(l1+1,i))>=abs(SUM(1,l1+1)-SUM(l1+2,i)))
			l1++;
		while(l2<n && abs(SUM(i+1,l2)-SUM(l2+1,n))>=abs(SUM(i+1,l2+1)-SUM(l2+2,n)))
			l2++;
		ans[0]=SUM(1,l1);
		ans[1]=SUM(l1+1,i);
		ans[2]=SUM(i+1,l2);
		ans[3]=SUM(l2+1,n);
		sort(ans,ans+4);
		minv=min(minv,ans[3]-ans[0]);
	}
	cout<<minv<<endl;
	return 0;
}

Compiler output:
a.cc:7:1: error: '::main' must return 'int'
    7 | Int main(){
      | ^~~
Language: C

#include <stdio.h>

int main(){
  long long int A[300000],s=0;
  int N,a,index,tmp;
  long long int quad,min,max,sunuke=1000000000000000;
  int first,second,third;
  scanf("%d",&N);
  for(int i=0;i<N;i++){
    scanf("%d",&a);
    s+=a;
    A[i]=s;
  }

  for(int i=0;i<8;i++){
    quad=A[N-1]/4;
    index=0;
    while(A[index]<quad && index<N) index++;
    if(i&1) index--;
    if(index>=N-3) if((i&1)!=0) index--; else continue;
    first = index;
    quad=A[first]+A[N-1]/4;
    while(A[index]<quad && index<N) index++;
    if(i&2) index--;
    if(index>=N-2) if((i&2)!=0) index--; else continue;
    second = index;
    quad=A[second]+A[N-1]/4;
    while(A[index]<quad && index<N) index++;
    if(i&4) index--;
    if(index>=N-1) if((i&4)!=0) index--; else continue;
    third = index;
    if(index>=N) continue;
    min = A[first];
    if(min>A[second]-A[first]) min = A[second]-A[first];
    if(min>A[third]-A[second]) min = A[third]-A[second];
    if(min>A[N-1]-A[third]) min = A[N-1]-A[third];
    max = A[first];
    if(max<A[second]-A[first]) max = A[second]-A[first];
    if(max<A[third]-A[second]) max = A[third]-A[second];
    if(max<A[N-1]-A[third]) max = A[N-1]-A[third];
    if(sunuke>max-min) sunuke = max-min;

  }

  printf("%lld\n",sunuke);


Compiler output:
main.c: In function 'main':
main.c:45:3: error: expected declaration or statement at end of input
   45 |   printf("%lld\n",sunuke);
      |   ^~~~~~
Language: C

#include <stdio.h>

int main(){
  long long int A[300000],s=0;
  int N,a,index,tmp;
  long long int ,quad,min,max,sunuke=1000000000000000;
  int first,second,third;
  scanf("%d",&N);
  for(int i=0;i<N;i++){
    scanf("%d",&a);
    s+=a;
    A[i]=s;
  }

  for(int i=0;i<8;i++){
    quad=A[N-1]/4;
    index=0;
    while(A[index]<quad && index<N) index++;
    if(i&1) index--;
    if(index>=N-3) if((i&1)!=0) index--; else continue;
    first = index;
    quad=A[first]+A[N-1]/4;
    while(A[index]<quad && index<N) index++;
    if(i&2) index--;
    if(index>=N-2) if((i&2)!=0) index--; else continue;
    second = index;
    quad=A[second]+A[N-1]/4;
    while(A[index]<quad && index<N) index++;
    if(i&4) index--;
    if(index>=N-1) if((i&4)!=0) index--; else continue;
    third = index;
    if(index>=N) continue;
    min = A[first];
    if(min>A[second]-A[first]) min = A[second]-A[first];
    if(min>A[third]-A[second]) min = A[third]-A[second];
    if(min>A[N-1]-A[third]) min = A[N-1]-A[third];
    max = A[first];
    if(max<A[second]-A[first]) max = A[second]-A[first];
    if(max<A[third]-A[second]) max = A[third]-A[second];
    if(max<A[N-1]-A[third]) max = A[N-1]-A[third];
    if(sunuke>max-min) sunuke = max-min;

  }

  printf("%lld\n",sunuke);
}






Compiler output:
main.c: In function 'main':
main.c:6:17: error: expected identifier or '(' before ',' token
    6 |   long long int ,quad,min,max,sunuke=1000000000000000;
      |                 ^
main.c:16:5: error: 'quad' undeclared (first use in this function)
   16 |     quad=A[N-1]/4;
      |     ^~~~
main.c:16:5: note: each undeclared identifier is reported only once for each function it appears in
main.c:33:5: error: 'min' undeclared (first use in this function); did you mean 'main'?
   33 |     min = A[first];
      |     ^~~
      |     main
main.c:37:5: error: 'max' undeclared (first use in this function)
   37 |     max = A[first];
      |     ^~~
main.c:41:8: error: 'sunuke' undeclared (first use in this function)
   41 |     if(sunuke>max-min) sunuke = max-min;
      |        ^~~~~~
Language: C

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cstring>
#include<cmath>
#include<queue>

using namespace std;

inline long long read()
{
  long long x=0,f=1;char ch=getchar();
  while (!isdigit(ch)) {if (ch=='-') f=-1;ch=getchar();}
  while (isdigit(ch)) {x=(x<<1)+(x<<3)+ch-'0';ch=getchar();}
  return x*f;
}

const int maxn = 3e5+1e2;

long long a[maxn];
int n;
long long sum;
long long ans=1e18;

int main()
{
  cin>>n;
  for (int i=1;i<=n;i++) a[i]=read(),sum+=a[i];
  long long l=0,r=sum+10;
  while (l<=r)
  {
  	 long long mid = (l+r) >> 1;
  	 long long a1=0,a2=0,a3=0,a4=0,now=1; 
  	 while (now<=n-3 && a1<mid)
  	 {
  	 	if (a1+a[now]<=mid)
  	 	{
  	 		a1+=a[now];
  	 		now++;
		   }
		else break;
	 }
	 while (now<=n-2 && a2<mid)
  	 {
  	 	if (a2+a[now]<=mid)
  	 	{
  	 		a2+=a[now];
  	 		now++;
		   }
		else break;
	 }
	 while (now<=n-1 && a3<mid)
  	 {
  	 	if (a3+a[now]<=mid)
  	 	{
  	 		a3+=a[now];
  	 		now++;
		   }
		else break;
	 }
	 while (now<=n && a4<mid)
  	 {
  	 	if (a4+a[now]<=mid)
  	 	{
  	 		a4+=a[now];
  	 		now++;
		   }
		else break;
	 }
	 long long min1=min(a1,min(a3,min(a2,a4)));
	 long long max1=max(a1,max(a3,max(a2,a4)));
	 if (now>=n+1)
	 {
	 	r=mid-1;
	 	ans=min(ans,max1-min1);
	 }
	 else l=mid+1;
	 //cout<<mid<<" "<<a1<<" "<<a2<<" "<<a3<<" "<<a4<<endl;
  }
  cout<<ans;
  return 0;
}


Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C

#include <bits/stdc++.h>
#define inf (1ll<<60)
#define sq(n) ((n)*(n))
#define rep(i,n) for(int i=0;i<n;i++)
#define rev(i,n) for(int i=n-1;i>=0;i--)
#define REP(i,a,b) for(int i=a;i<=b;i++)
#define MEMSET(a) memset(a,0,sizeof(a))
#define pb push_back
#define all(v) (v).begin(),(v).end()
#define int long long
using namespace std;
using ll = long long;

signed main(){
    int n;
    cin>>n;
    int a[n];
    rep(i,n)cin>>a[i];
    int s[n+1];
    s[0]=0;
    rep(i,n)s[i+1]=s[i]+a[i];
    int q,w,e,r;
    int ans=inf;
    REP(i,1,n-3){
        q=s[i]-s[0];
        REP(j,i+1,n-2){
            w=s[j]-s[i];
            REP(k,j+1,n-1){
                e=s[k]-s[j];
                r=s[n]-s[k];
                ans=min(ans,abs(max({q,w,e,r})-min({q,w,e,r})));
            }
        }
    }
    cout<<ans<<endl;
    return 0;
}

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

#inlcude<iostream>
using namespace std;
int n,i;
int main()
{
  while(n--)
    cin>>i;
}

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #inlcude; did you mean #include?
    1 | #inlcude<iostream>
      |  ^~~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:7:5: error: 'cin' was not declared in this scope
    7 |     cin>>i;
      |     ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #inlcude<iostream>
Language: Java

import java.util.Arrays;
import java.util.Random;
import java.util.SortedSet;
import java.util.TreeSet;
 
 
public class MinPositiveInterval {
 
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		MinPositiveInterval mpi = new MinPositiveInterval();
		mpi.run();
	}
	
	final int SIZE = 500;
	final int RANGE = 100;
	final int RUNS = 100;
	final int INF = (int)1e9;
	
	private void run() {
		for (int j = 0; j < RUNS; j++) {
			int[] A = new int[SIZE];
			Random r = new Random();
			for (int i = 0; i < SIZE; i++)
				A[i] = r.nextInt(2 * RANGE) - RANGE;
			
			int algoSol = minInterval(A);
			int verSol = verify(A);
			
			if(algoSol != verSol)
			{
				System.out.println("Algorithm failed on the following input:");
				print(A,"A");
				System.out.printf("Algo solution:%d correct solution:%d", algoSol, verSol);
				return;
			}
		}
		System.out.println("Algorithm was correct for all testcases");
	}
 
	// THE MAIN METHOD OF THE ALGORITHM
	private int minInterval(int[] A) {
		int[] cumSum = new int[A.length];
		cumSum[0] = A[0];
		
		TreeSet<Integer> sums = new TreeSet<Integer>();
		int min = INF;
		for(int i=1; i<A.length; i++)
		{
			cumSum[i] = cumSum[i-1] + A[i];
		}
		for(int i=0; i<A.length; i++)
		{
			SortedSet<Integer> head = sums.headSet(cumSum[i]); 
			if(!head.isEmpty())
				min = Math.min(min, cumSum[i] - head.last());
			if(cumSum[i]>0)
				min = Math.min(min, cumSum[i]);
			sums.add(cumSum[i]);
		}
		return min;
	}
	
	private int verify(int[] A) {
		int min = INF;
		for(int i=0; i<A.length; i++)
			for(int j=i; j<A.length; j++)
			{
				int sum = 0;
				for(int k=i; k<=j; k++)
					sum += A[k];
				if(sum > 0)
					min = Math.min(min, sum);
			}
		return min;
	}
	
	void print(int[] A, String s)
	{
		System.out.println(s+Arrays.toString(A));
	}
}

Compiler output:
Main.java:7: error: class MinPositiveInterval is public, should be declared in a file named MinPositiveInterval.java
public class MinPositiveInterval {
       ^
1 error
Language: C++

#include <iostream>
#include <sstream>
#include <climits>

int abs(int num)
{
  if(num < 0)
  {
    return -num;
  }
  return num;
}

int Cal(int* array, int SIZE, int b)
{
  int result = 0;
  for(int i = 0; i < SIZE; i++)
  {
    result = abs(array[i] - (b - i));
  }
}

int main()
{
  int SIZE;
  std::cin >> SIZE;
  
  int* array = (int*)malloc(sizeof(int) * SIZE);
  for(int i = 0; i < SIZE; i++)
  {
    std::cin >> array[i];
  }
  
  int min = INT_MAX;
  for(int i = 0; i < 10e+10; i++)
  {
    int result = Cal(array, SIZE, i);
    if(result < min)
    {
      min = result;
    }
  }
  
  std::cout << result;
  return 0;
}

Compiler output:
a.cc: In function 'int Cal(int*, int, int)':
a.cc:21:1: warning: no return statement in function returning non-void [-Wreturn-type]
   21 | }
      | ^
a.cc: In function 'int main()':
a.cc:44:16: error: 'result' was not declared in this scope
   44 |   std::cout << result;
      |                ^~~~~~
Language: C++

#include<stdio.h>
#include<iostream>
#include<string>
#include<memory>
#include<cmath>
#include<algorithm>
int main(){

    int N;
    int *series;
    std::cin>>N;
    try{
        series=new int[N];
    }catch(const std::bad_alloc e){
        std::cout<<"cannnot be allocated."<<std::endl;
    }

    for(int i=0;i<N;i++){
        std::cin>>series[i];
        series[i]-=(i+1);
    }

    sort(series,series+N);
    int ans=0;
    int cal=0;
    if(N%2==0){
        int b=N/2;
        for(int i=0;i<N;i++) cal+=abs(series[i]-series[b]);
        b++;
        for(int i=0;i<N;i++) ans+=abs(series[i]-series[b]);
        if(ans>cal) ans=cal;
    }
    else{
        int b=N/2+1;
        for(int i=0;i<N;i++) cal+=abs(series[i]-series[b]);
    }
    std::cout<<ans<<std::endl;
    
    delete series;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:5: error: 'sort' was not declared in this scope; did you mean 'std::sort'?
   23 |     sort(series,series+N);
      |     ^~~~
      |     std::sort
In file included from /usr/include/c++/14/algorithm:86,
                 from a.cc:6:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: 'std::sort' declared here
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int n,a[200005],mn=2e9,mx=-2e9;
int main()
{
	scanf("%d",&n);
	for(int i=1;i<=n;i++)
	{
		scanf("%d",&a[i]);
		mn=min(mn,a[i]-i);
		mx=max(mx,a[i]-i);
	}
	printf("%d\n"mx-mn);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:16: error: unable to find string literal operator 'operator""mx' with 'const char [4]', 'long unsigned int' arguments
   13 |         printf("%d\n"mx-mn);
      |                ^~~~~~~~
Language: C++

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

int main()
{
  int64_t N, s = 0, ans = (1LL << 62);
  cin >> N;
  vector<int64_t> A(N);
  for (int64_t i = 0; i < N; i++)
  {
    cin >> A.at(i);
    A.at(i) -= (i + 1);
    s += A.at(i);
  }
  sort(A.begin(), A.end());
  int64_t a1 = 0, a2 = 0;
  for (int i = 0; i < N; i++)
  {
    a1 += abs(A.at(max(0LL, N / 2 - 1)) - A.at(i));
    a2 += abs(A.at(N / 2) - A.at(i));
  }
  cout << min(a1, a2) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:23: error: no matching function for call to 'max(long long int, int64_t)'
   19 |     a1 += abs(A.at(max(0LL, N / 2 - 1)) - A.at(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:   template argument deduction/substitution failed:
a.cc:19:23: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int64_t' {aka 'long int'})
   19 |     a1 += abs(A.at(max(0LL, N / 2 - 1)) - A.at(i));
      |                    ~~~^~~~~~~~~~~~~~~~
/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, 2 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:   candidate expects 1 argument, 2 provided
/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:   template argument deduction/substitution failed:
a.cc:19:23: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   19 |     a1 += abs(A.at(max(0LL, N / 2 - 1)) - A.at(i));
      |                    ~~~^~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int n; cin >> n;
  if(n == 1){
    cout << 0;
    return 0;
  }
  vector<long long> a(n);  
  for(int i = 0; i < n; i++){
    cin >> x.at(i);
    x.at(i) -= (i+1);
  }
  sort(a.begin(),a.end());
  int b = a.at(n/2);
  int ans = 0;
  for(int i = 0; i < n; i++)
    ans += abs(a.at(i) - b);
  
  cout << ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:12: error: 'x' was not declared in this scope
   11 |     cin >> x.at(i);
      |            ^
Language: C++

#include<iostream>
#include<vector>
#include <cmath>
#include <map>
#include <set>
#include <algorithm>
#include <string>
#define rep(i,n) for (int i= 0;i<(n);++i)
using namespace std;
typedef long long ll;
const ll maxSum = 50*50+1;
int main() {
   ll N ;
   cin >> N ;
   ll c[N] ;
   for(ll i = 0 ; i < N ; i++){
       cin >> a[i] ;
       c[i] += i+1 ;
   }
   sort(c , c + N ) ;

   int m ;
   ll ans = 0, ans1 = 0;
    if(N%2==1){
        m = c[N/2];
        for(int i=0; i<N; i++)  ans += abs(c[i]-m);
    }else{
        m = c[N/2];
        for(int i=0; i<N; i++)  ans += abs(c[i]-m);
        m = c[N/2-1];
        for(int i=0; i<N; i++)  ans1 += abs(c[i]-m);
        ans = min(ans, ans1);      
    }
    cout << ans << endl;

   return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:15: error: 'a' was not declared in this scope
   17 |        cin >> a[i] ;
      |               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef int_64t ll;

int main(){
  ll N;
  cin>>N;
  vector<ll> A(N);
  for(ll i=0;i<N;i++){
    cin>>A.at(i);
    A.at(i)-=i;
  }
  sort(A.begin(),A.end());
  ll mid=A.at(N/2);
  ll ans=0;
  for(ll i=0;i<N;i++){
    ans+=abs(A.at(i)-mid);
  }
  cout<<ans<<endl;
}

Compiler output:
a.cc:3:9: error: 'int_64t' does not name a type; did you mean 'int64_t'?
    3 | typedef int_64t ll;
      |         ^~~~~~~
      |         int64_t
a.cc: In function 'int main()':
a.cc:6:3: error: 'll' was not declared in this scope
    6 |   ll N;
      |   ^~
a.cc:7:8: error: 'N' was not declared in this scope
    7 |   cin>>N;
      |        ^
a.cc:8:12: error: template argument 2 is invalid
    8 |   vector<ll> A(N);
      |            ^
a.cc:9:9: error: expected ';' before 'i'
    9 |   for(ll i=0;i<N;i++){
      |         ^~
      |         ;
a.cc:9:14: error: 'i' was not declared in this scope
    9 |   for(ll i=0;i<N;i++){
      |              ^
a.cc:10:12: error: request for member 'at' in 'A', which is of non-class type 'int'
   10 |     cin>>A.at(i);
      |            ^~
a.cc:11:7: error: request for member 'at' in 'A', which is of non-class type 'int'
   11 |     A.at(i)-=i;
      |       ^~
a.cc:13:10: error: request for member 'begin' in 'A', which is of non-class type 'int'
   13 |   sort(A.begin(),A.end());
      |          ^~~~~
a.cc:13:20: error: request for member 'end' in 'A', which is of non-class type 'int'
   13 |   sort(A.begin(),A.end());
      |                    ^~~
a.cc:14:5: error: expected ';' before 'mid'
   14 |   ll mid=A.at(N/2);
      |     ^~~~
      |     ;
a.cc:15:5: error: expected ';' before 'ans'
   15 |   ll ans=0;
      |     ^~~~
      |     ;
a.cc:16:9: error: expected ';' before 'i'
   16 |   for(ll i=0;i<N;i++){
      |         ^~
      |         ;
a.cc:16:14: error: 'i' was not declared in this scope
   16 |   for(ll i=0;i<N;i++){
      |              ^
a.cc:17:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   17 |     ans+=abs(A.at(i)-mid);
      |     ^~~
      |     abs
a.cc:17:16: error: request for member 'at' in 'A', which is of non-class type 'int'
   17 |     ans+=abs(A.at(i)-mid);
      |                ^~
a.cc:17:22: error: 'mid' was not declared in this scope
   17 |     ans+=abs(A.at(i)-mid);
      |                      ^~~
a.cc:19:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   19 |   cout<<ans<<endl;
      |         ^~~
      |         abs
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
#define int ll
int main(){
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<int> a(n);
    rep(i,n) {
        cin >> a[i];
        a[i] -= i+1;
    }
    sort(a.begin(),a.end());
    const int INF = INT64_MAX;
    int ans = INF;
    vector<int> s(n+1);
    s[0] = 0;
    rep(i,n) s[i+1] = s[i] + a[i];
    rep(i,n-1) {
        int b = a[i];
        int tmp = b * (i+1) - (s[i+1] - s[0]);
        tmp += (s[n] - s[i+1]) - b * (n-i-1);
        chmin(ans, tmp);

        b = a[i+1];
        tmp = b * (i+1) - (s[i+1] - s[0]);
        tmp += (s[n] - s[i+1]) - b * (n-i-1);
        chmin(ans, tmp);
    }
    cout << ans << endl;
}


Compiler output:
a.cc:7:13: error: '::main' must return 'int'
    7 | #define int ll
      |             ^~
a.cc:8:1: note: in expansion of macro 'int'
    8 | int main(){
      | ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define FOR(i, a, b) for(int i=(a);i<(b);++i)
#define rep(i, n) FOR(i, 0, n)
#define whole(x) (x).begin(),(x).end()
#define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end())
using P = pair<int, int>;
#define debug(var) cerr << "[" << #var << "] " << var << endl
#define chmin(x, y) x = min(x, y)
const ll mod = 1000000007;
const int dx[] = {-1,0,1,0};
const int dy[] = {0,-1,0,1};

int main()
{
  int n;
  cin >> n;
  vector<int> a(n);
  rep(i, n) cin >> a[i];
  rep(i, n) a[i] -= (i+1);
  sort(whole(a));
  int ans;
  if (n%2==1) {
    ans = a[(n-1)/2];
  }
  else {
    ans = (a[n/2-1]+a[n/2])/2
  }
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:30: error: expected ';' before '}' token
   28 |     ans = (a[n/2-1]+a[n/2])/2
      |                              ^
      |                              ;
   29 |   }
      |   ~
Language: C++

#include <iostream>
#include <iomanip>
#include <algorithm>
typedef long long ll;
using namespace std;
const ll INF = 1e9;
const ll MOD = 1e9 + 7;
#define repi(i, n, init) for (ll i = init; i < (n); i++)

int main()
{
    int n;
    cin >> n;
    int a[n];
    repi(i, n, 0)
    {
        cin >> a[i];
        a[i] -= i + 1;
    }
    sort(a, a + n);
    int mid = n&1?a[n/2]:(a[n/2] + a[n/2 - 1])/2;
    int sum = 0;
    repi(i,n,0){
        sum += abs(a[i] - mid)l
    }
    cout <<sum << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:31: error: expected ';' before 'l'
   24 |         sum += abs(a[i] - mid)l
      |                               ^
      |                               ;
Language: C++

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

int main() {
	int N;
	cin >> N;
	vector<int> B(N);
	long long sum = 0;
	for (int i = 1; i <= N; i++) {
		int A;
		cin >> A;
		B[i - 1] = A - i;
		sum += B[i - 1];
	}
	cout << endl;
	long long mean = sum / N;
	long long ans = 0;
	for (int b : B) ans += abs(b - mean);
	mean++;
	long long ans2 = 0;
	for (int b : B) ans2 += abs(b - mean);
	ans = min(ans, ans2);
	mean -= 2;
	long long ans2 = 0;
	for (int b : B) ans2 += abs(b - mean);
	ans = min(ans, ans2);

	cout << min(ans, ans2) << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:19: error: redeclaration of 'long long int ans2'
   26 |         long long ans2 = 0;
      |                   ^~~~
a.cc:22:19: note: 'long long int ans2' previously declared here
   22 |         long long ans2 = 0;
      |                   ^~~~
Language: C++

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

int main() {
    ll n;
    cin >>n ;
    vector<ll> A(n) ;
    rep(i,n){
        cin >>A[i] ;
    }
vector<ll> B(n) ;
rep(i,n) B[i]=A[i]=i ;
 sort(B.begin(),B.end()) ;
 ll tyu =B((n/2)-1) ;
 ll ans=0  ;
rep(i,n){
    ans+=abs(ans-B[i])
}
  cout <<ans<<endl ; 
    return 0;

}

  




Compiler output:
a.cc: In function 'int main()':
a.cc:19:11: error: no match for call to '(std::vector<long long int>) (ll)'
   19 |  ll tyu =B((n/2)-1) ;
      |          ~^~~~~~~~~
a.cc:22:23: error: expected ';' before '}' token
   22 |     ans+=abs(ans-B[i])
      |                       ^
      |                       ;
   23 | }
      | ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll=long long;
const ll MOD=1000000007;
const double PI=3.14159265358979;
const ll INF= pow(10,18);
typedef pair<ll,ll> P;
typedef vector<ll> vl;
typedef vector<vl> vvl;
#define FOR(i,a,b) for(ll i=a;i<b;i++)
#define rep(i,n) FOR(i,0,n)
string abc="abcdefghijklmnopqrstuvwxyz";
string ABC="ABCDEFGHIJKLMNOPQRSTUVWXYZ";

int main() {
  ll n;
  cin >> n;
  vl a(n);
  ll sum=0;
  rep(i,n){
    cin >> a[i];
    a[i]-=i+1;
    sum +=a[i];
  }
  /*rep(i,n){
    cout << a[i] << endl;
  }*/
  sort(a.begin(),a.end());
  ll t;
  if(i%2==0){
    t=a[i/2];
  }
  else{
    t=a[(i+1)/2];
  }
  ll ans=0;
  rep(i,n){
    ans +=abs(a[i]-t);
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:6: error: 'i' was not declared in this scope
   30 |   if(i%2==0){
      |      ^
Language: C++

import java.util.*;

public class Main {
    
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        if(n % 2 == 1)n *= 2;
        System.out.println(n);
    }
}

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:3:1: error: expected unqualified-id before 'public'
    3 | public class Main {
      | ^~~~~~
Language: C++

#include <iostream>
using namespace std;

int main() {
  int n;
  cin >> n;
  vector<int> a(n);
  for(int i = 0; i < n; i++) {
    cin >> a[i];
    a[i] -= (i+1);
  }
  sort(a.begin(), a.end());
  int med = a[n/2];
  int ans = 0;
  for(int i = 0; i < n; i++) {
    ans += abs(a[i] - med);
  }
  cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'vector' was not declared in this scope
    7 |   vector<int> a(n);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | using namespace std;
a.cc:7:10: error: expected primary-expression before 'int'
    7 |   vector<int> a(n);
      |          ^~~
a.cc:9:12: error: 'a' was not declared in this scope
    9 |     cin >> a[i];
      |            ^
a.cc:12:8: error: 'a' was not declared in this scope
   12 |   sort(a.begin(), a.end());
      |        ^
a.cc:12:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   12 |   sort(a.begin(), a.end());
      |   ^~~~
      |   short
Language: C++

#include <cstdio>
#include <iostream>

using namespace std ;

const int N = 300010 ;

int n, k[N] ;
int base[N] ;
long long s, ans ;

int main(){
    cin >> n ; int p ;
    for (int i = 1 ; i <= n ; ++ i)
        scanf("%d", &base[i]), k[i] = base[i] - i ;
    sort(k + 1, k + n + 1) ;
    if (n & 1) p = k[n / 2 + 1] ;
    else p = (k[n / 2] + k[n / 2 + 1]) / 2 ;
    for (int i = 1 ; i <= n ; ++ i)
        ans += 1ll * (base[i] - p - i) ;
    cout << ans << endl ; return 0 ;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   16 |     sort(k + 1, k + n + 1) ;
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <iomanip>
#include <algorithm>
#include <utility>
#include <cmath>
#include <string>
#include <vector>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <deque>

using namespace std;

using ll = long long;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

ll sum(ll n, ll a[], ll b) {
	ll ans = 0;
	for (int i = 0; i < n ; i++) {
		ans += abs(a[i] - b);
	}
	//cout << ans << endl;
	return ans;
}

int main() {
	int n;
	cin >> n;
	ll a[n];
	ll total = 0;
	rep(i, n) {
		cin >> a[i];
		a[i] -= i + 1;
		total += a[i];
	}

	ll ave = total / n;

	ans = min(ans, sum(n, a, ave));

	for (ll s = ave - 10; s < ave + 10; ave++) {
		ans = min(ans, sum(n, a,s));

	}
	cout << ans << endl;


	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   41 |         ans = min(ans, sum(n, a, ave));
      |         ^~~
      |         abs
Language: C++

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

A = sorted([A[i] - i - 1 for i in range(N)])
ans = sum(abs(A[i] - A[N // 2]) for i in range(N))

print(ans)

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

function sort_impl(A,l,r,mid,B,il,ir,id)#[l,r)
{
	if(r-l>=2)
	{
		mid=int((l+r)/2);
		sort_impl(A,l,mid);
		sort_impl(A,mid,r);
		il=id=l;
		ir=mid;
		while(il<mid&&ir<r)
		{
			B[id++]=sort_cmp(A[ir],A[il])?A[ir++]:A[il++];
		}
		while(il<mid)B[id++]=A[il++];
		while(ir<r)B[id++]=A[ir++];
		for(id=l;id<r;++id)A[id]=B[id];
	}
}
function sort(A,N)
{
	sort_impl(A,1,N+1);
}
function sort_cmp(a,b)#is a less than b?
{
	return a<b;
}
NR==1{N=+$1;RS=FS}
NR>1{
	A[NR-1]=$1-(NR-1);
}
END{
	sort(A,N);
	mid=A[int((N+1)/2)];
	for(i=1;i<=N;i++)
	{
		ans+=mid<A[i]?A[i]-mid:mid-A[i];
	}
	printf"%.f\n",ans;
}

Compiler output:
main.c:1:1: error: unknown type name 'function'; did you mean 'union'?
    1 | function sort_impl(A,l,r,mid,B,il,ir,id)#[l,r)
      | ^~~~~~~~
      | union
main.c:1:41: error: stray '#' in program
    1 | function sort_impl(A,l,r,mid,B,il,ir,id)#[l,r)
      |                                         ^
main.c:1:43: error: 'l' undeclared here (not in a function)
    1 | function sort_impl(A,l,r,mid,B,il,ir,id)#[l,r)
      |                                           ^
main.c:1:44: error: expected ']' before ',' token
    1 | function sort_impl(A,l,r,mid,B,il,ir,id)#[l,r)
      |                                            ^
      |                                            ]
main.c:19:1: error: unknown type name 'function'; did you mean 'union'?
   19 | function sort(A,N)
      | ^~~~~~~~
      | union
main.c: In function 'sort':
main.c:19:10: error: type of 'A' defaults to 'int' [-Wimplicit-int]
   19 | function sort(A,N)
      |          ^~~~
main.c:19:10: error: type of 'N' defaults to 'int' [-Wimplicit-int]
main.c:21:9: error: implicit declaration of function 'sort_impl' [-Wimplicit-function-declaration]
   21 |         sort_impl(A,1,N+1);
      |         ^~~~~~~~~
main.c: At top level:
main.c:23:1: error: unknown type name 'function'; did you mean 'union'?
   23 | function sort_cmp(a,b)#is a less than b?
      | ^~~~~~~~
      | union
main.c:23:23: error: stray '#' in program
   23 | function sort_cmp(a,b)#is a less than b?
      |                       ^
main.c: In function 'sort_cmp':
main.c:23:24: error: unknown type name 'is'
   23 | function sort_cmp(a,b)#is a less than b?
      |                        ^~
main.c:23:29: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'less'
   23 | function sort_cmp(a,b)#is a less than b?
      |                             ^~~~
main.c:27:1: error: expected declaration specifiers before 'NR'
   27 | NR==1{N=+$1;RS=FS}
      | ^~
main.c:28:1: error: expected declaration specifiers before 'NR'
   28 | NR>1{
      | ^~
main.c:31:1: error: expected declaration specifiers before 'END'
   31 | END{
      | ^~~
main.c:23:10: error: type of 'a' defaults to 'int' [-Wimplicit-int]
   23 | function sort_cmp(a,b)#is a less than b?
      |          ^~~~~~~~
main.c:23:10: error: type of 'b' defaults to 'int' [-Wimplicit-int]
main.c:40: error: expected '{' at end of input
Language: C++

/*
    Author:zeke
    
    pass System Test!
    GET AC!!
*/
#include <iostream>
#include <queue>
#include <vector>
#include <iostream>
#include <vector>
#include <string>
#include <cassert>
#include <algorithm>
#include <functional>
#include <cmath>
#include <queue>
#include <set>
#include <stack>
#include <deque>
#include <map>
#include <iomanip>
#include <utility>
#include <stack>
#include <numeric>
using ll = long long;
using ld = long double;
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define all(x) (x).begin(),(x).end()
#define rep3(var, min, max) for (ll (var) = (min); (var) < (max); ++(var))
#define repi3(var, min, max) for (ll (var) = (max) - 1; (var) + 1 > (min); --(var))
#define Mp(a,b) make_pair((a),(b))
#define F first
#define S second
#define Icin(s) ll (s);cin>>(s);
#define Scin(s) ll (s);cin>>(s);
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
typedef pair<ll, ll> P;
typedef vector<ll> V;
typedef vector<V> VV;
typedef vector<P> VP;
ll MOD = 1e9 + 7;
ll INF =1e18;
int N;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    ll n;
    cin>>n;
    V vec(n);
    rep(i,n)cin>>vec[i];
    sort(all(vec))
    ll c=0;
    ll res=0;
    if(n%2==1){
        c=n/2;
        rep(i,n){
            res+=abs(vec[i]-vec[c]);
        }
    }else{
        c=n/2;
        rep(i,n){
            res+=abs(vec[i]-vec[c]);
        }
        ll res1=0;
        c--;
        rep(i,n){
            res1+=abs(vec[i]-vec[c]);
        }
        chmin(res,res1);
    }
    cout<<res<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:55:19: error: expected ';' before 'll'
   55 |     sort(all(vec))
      |                   ^
      |                   ;
   56 |     ll c=0;
      |     ~~             
a.cc:59:9: error: 'c' was not declared in this scope
   59 |         c=n/2;
      |         ^
a.cc:64:9: error: 'c' was not declared in this scope
   64 |         c=n/2;
      |         ^
Language: C++

/*
    Author:zeke
    
    pass System Test!
    GET AC!!
*/
#include <iostream>
#include <queue>
#include <vector>
#include <iostream>
#include <vector>
#include <string>
#include <cassert>
#include <algorithm>
#include <functional>
#include <cmath>
#include <queue>
#include <set>
#include <stack>
#include <deque>
#include <map>
#include <iomanip>
#include <utility>
#include <stack>
#include <numeric>
using ll = long long;
using ld = long double;
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define all(x) (x).begin(),(x).end()
#define rep3(var, min, max) for (ll (var) = (min); (var) < (max); ++(var))
#define repi3(var, min, max) for (ll (var) = (max) - 1; (var) + 1 > (min); --(var))
#define Mp(a,b) make_pair((a),(b))
#define F first
#define S second
#define Icin(s) ll (s);cin>>(s);
#define Scin(s) ll (s);cin>>(s);
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
typedef pair<ll, ll> P;
typedef vector<ll> V;
typedef vector<V> VV;
typedef vector<P> VP;
ll MOD = 1e9 + 7;
ll INF =1e18;
int N;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    ll n;
    cin>>n;
    ll c=0;
    V vec(n);
    rep(i,n){
        ll x;cin>>x;
        vec[i]=x;
        c+=x-(i+1);
    }
    c/=n;
   // cout<<c<<endl;
    ll res=0;
    rep(i,n){
        int k=i+1;
      //  cout<<abs(vec[i]-(c+k))<<" ";
        res+=abs(vec[i]-(c+k));
    }
    ll res1=0;
    c--;
    rep(i,n){
        int k=i+1;
     //   cout<<abs(vec[i]-(c+k))<<" ";
        res1+=abs(vec[i]-(c+k));
    }
    C+=2;
    ll res2=0;
    rep(i,n){
        int k=i+1;
     //   cout<<abs(vec[i]-(c+k))<<" ";
        res2+=abs(vec[i]-(c+k));
    }
  //  cout<<endl;
    cout<<min({res,res1,res2})<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:75:5: error: 'C' was not declared in this scope
   75 |     C+=2;
      |     ^
Language: C++

package app;

import java.util.Scanner;
public class Main{
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        final int n = sc.nextInt();
        int a[] = new int [n];
        for (int i = 0; i < n; i++) a[i] = sc.nextInt();    
        sc.close();
        int ans = 1000000000;
        int b = 0;
        for (int i = 0; i < n; i++) {
            b = a[i] - (i + 1) ;
            ans = Math.min(ans,calc(b - 1,n,a));  
            ans = Math.min(ans,calc(b + 1,n,a));  
            ans = Math.min(ans,calc(b,n,a));
            //System.out.print(b + " " + a[i] + " " + ans);
            //System.out.println("");     
        } 
        System.out.println(ans);
    }
    private static int calc(int b,int n,int a[]){
        int sum = 0;
        for(int i = 1;i <= n;i++){
            sum += Math.abs(a[i - 1] - (i + b));
        }
        return sum;
    }
}

Compiler output:
a.cc:1:1: error: 'package' does not name a type
    1 | package app;
      | ^~~~~~~
a.cc:3:1: error: 'import' does not name a type
    3 | import java.util.Scanner;
      | ^~~~~~
a.cc:3:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:1: error: expected unqualified-id before 'public'
    4 | public class Main{
      | ^~~~~~
Language: C++

import java.util.Scanner;
public class Main{
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        final int n = sc.nextInt();
        int a[] = new int [n];
        for (int i = 0; i < n; i++) a[i] = sc.nextInt();    
        sc.close();
        int ans = 1000000000;
        int b = 0;
        for (int i = 0; i < n; i++) {
            b = a[i] - (i + 1) ;
            ans = Math.min(ans,calc(b - 1,n,a));  
            ans = Math.min(ans,calc(b + 1,n,a));  
            ans = Math.min(ans,calc(b,n,a));
            //System.out.print(b + " " + a[i] + " " + ans);
            //System.out.println("");     
        } 
        System.out.println(ans);
    }
    private static int calc(int b,int n,int a[]){
        int sum = 0;
        for(int i = 1;i <= n;i++){
            sum += Math.abs(a[i - 1] - (i + b));
        }
        return sum;
    }
}

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.Scanner;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: expected unqualified-id before 'public'
    2 | public class Main{
      | ^~~~~~
Language: C++

#include <bits/stdc++.h>
#include <cstdlib>  // abs() for integer 絶対値求めやつ
#include <cmath>    // abs() for float, and fabs()
#include <algorithm>
#include <vector>
#include <string>
#include<iomanip>//浮動小数点数を出力する制度の指定
//使い方　数値をnumとして　cout<<setprecision(n)<<num ;nは桁数
#define rep(i,n) for(int i = 0; i < (n);i++)
#define SORT(a) sort((a).begin(),(a).end())
#define REV(a) reverse((a).begin(),(a).end())
using namespace std;
using ll =long long;
#define INF 2000000000
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
#define che(a,string) cout<<"//"<<string <<"=="<<(a)<<"//" <<endl;
bool IsInt(double a){int b = a/1;if(a==b){return true;}else {return false;}}
/*覚えてないことメaモ
数値型から文字列に変換　to_string(number);これは簡単
文字列から数値型に変換　stoi(number)
文字列からllに変換　stoll(number)*/

//ここから書き始める
int main(){
	int n ; cin >> n;
	vector<int> A(n);
	rep(i,n){
		cin>>A[i];
		A[i]-=(i+j);
	}
	SORT(A);
	//for(auto x:A){
	//	cout<<x<<" ";
	//}
	int a ,b ;
	a = A[n/2]; b=A[(n+1)/2];//整数列の長さが奇数の時はbも使う。悲しみが小さいほうを出力すればよい。
	ll candidate1=0,candidate2=0;
	rep(i,n){
		candidate1 += abs(A[i]-a);
		candidate2 +=abs(A[i]-b);
	}
	ll ans = min(candidate1,candidate2);
	cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:26: error: 'j' was not declared in this scope
   30 |                 A[i]-=(i+j);
      |                          ^
Language: C++

#include <bits/stdc++.h>
#include <cstdlib>  // abs() for integer 絶対値求めやつ
#include <cmath>    // abs() for float, and fabs()
#include <algorithm>
#include <vector>
#include <string>
#include<iomanip>//浮動小数点数を出力する制度の指定
//使い方　数値をnumとして　cout<<setprecision(n)<<num ;nは桁数
#define rep(i,n) for(int i = 0; i < (n);i++)
#define SORT(a) sort((a).begin(),(a).end())
#define REV(a) reverse((a).begin(),(a).end())
using namespace std;
using ll =long long;
#define INF 2000000000
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
#define che(a,string) cout<<"//"<<string <<"=="<<(a)<<"//" <<endl;
bool IsInt(double a){int b = a/1;if(a==b){return true;}else {return false;}}
/*覚えてないことメaモ
数値型から文字列に変換　to_string(number);これは簡単
文字列から数値型に変換　stoi(number)
文字列からllに変換　stoll(number)*/

//ここから書き始める
int main(){
	int n ; cin >> n;
	vector<int> A(n);
	rep(i,n){
		cin>>A[i];
		A[i]-=(i+ｊ);
	}
	SORT(A);
	//for(auto x:A){
	//	cout<<x<<" ";
	//}
	int a ,b ;
	a = A[n/2]; b=A[(n+1)/2];//整数列の長さが奇数の時はbも使う。悲しみが小さいほうを出力すればよい。
	ll candidate1=0,candidate2=0;
	rep(i,n){
		candidate1 += abs(A[i]-a);
		candidate2 +=abs(A[i]-b);
	}
	ll ans = min(candidate1,candidate2);
	cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:26: error: '\U0000ff4a' was not declared in this scope
   30 |                 A[i]-=(i+ｊ);
      |                          ^~
Language: C++

#include <bits/stdc++.h>
#define rep(var,cnt) for(int (var)=0; (var)<(int)(cnt); ++(var))
#define REP(var,init,cnt) for(int (var)=(init); (var)<(cnt); ++(var))
#define ran(var,vec) for(auto &(var):(vec))
#define all(v) (v).begin(),(v).end()
#define TF(flag) (flag)?1:0
#define fi first
#define se second
#define debug if(DEBUG)
using namespace std;
 
using ll = long long;
using ull = unsigned long long;
using pi = pair<int,int>;
 
template<typename T>
using vec = vector<T>;
template<typename T>
using mat = vector<vec<T>>;
 
template<typename T1,typename T2>
ostream &operator<<(ostream &os, const pair<T1,T2> &p){
  os<<"P("<<p.first<<", "<<p.second<<") ";
  return os;
}
 
template<typename T1,typename T2>
istream &operator>>(istream &is, pair<T1,T2> &p){
  is>>p.first>>p.second;
  return is;
}
 
template<typename T>
ostream &operator<<(ostream &os, const vector<T> &v){
  for(int i=0; i<(int)v.size(); ++i){
    os<<v[i]<<(i+1!=v.size()?" ":"");
  }
  return os;
}
 
template<typename T>
istream &operator>>(istream &is, vector<T> &v){
  for(T &in:v) is>>in;
  return is;
}
 
bool DEBUG=true;

// ---------------------------------------- Code from here! ----------------------------------------



Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

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


int main() {
  int N;
  cin >> N;
  ll result = 0;
  vector<ll> A(N + 1);
  for (int i = 1; i <= N; ++i) {
    ll ai;
    cin >> ai;
    A[i] = ai - i;
  }
  sort(A.begin(), A.end());
  ll b;
  if (N % 2 == 0) {
    b = A[N / 2] + A[N / 2 + 1];
  } else {
    b = A[N / 2 + 1]
  }
  for (int i = 1; i <= N; ++i) {
    result += abs(A[i] - b);
  }
  cout << result << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:21: error: expected ';' before '}' token
   21 |     b = A[N / 2 + 1]
      |                     ^
      |                     ;
   22 |   }
      |   ~
Language: C++

//  Created by liszt on 2019/07/21.
#include<bits/stdc++.h>
using namespace std;
using ll=long long;
int main(){
    int n; cin>>n;
    ll A[n],B[n];
    for(int i=0;i<n;i++){
        cin>>A[i];
        B[i]=A[i]-i;
    }
    sort(A,A+n);
    ll b;
    if(n%2==0){
        b=(A[n/2]+A[n/2-1])/2;
    }else b=A[n/2];
    
    ll ans=0;
    for(int i=0;i<n;i++){
        ans+=abs(B[i]-b)
    }
    cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:25: error: expected ';' before '}' token
   20 |         ans+=abs(B[i]-b)
      |                         ^
      |                         ;
   21 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main() {
  int N;
  cin >> N;
  vector<int> A(N);
  for (int i = 0; i < N; ++i) {
    cin >> A[i];
    A[i] -= i + 1;
  }
  sort(A.begin(), A.end());
  int med = A[N / 2];
  ll res = 0;
  for (int i = 0; i < N; ++i) res += abs(A[i] - med);
  cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'll' was not declared in this scope
   15 |   ll res = 0;
      |   ^~
a.cc:16:31: error: 'res' was not declared in this scope
   16 |   for (int i = 0; i < N; ++i) res += abs(A[i] - med);
      |                               ^~~
a.cc:17:11: error: 'res' was not declared in this scope
   17 |   cout << res << endl;
      |           ^~~
Language: C++

#include <algorithm>
#include <iostream>
#include <cstring>
#include <cstdlib>
#include <utility>
#include <cstdio>
#include <vector>
#include <string>
#include <queue>
#include <stack>
#include <cmath>
#include <set>
#include <map>
#define my_abs(x) ((x) < 0 ? -(x) : (x))
#define mp std::make_pair
#define pb push_back
typedef long long ll; 
int arr[200005]; 
int main()
{
	// freopen("ARC100-C.in", "r", stdin); 
	int n; 
	scanf("%d", &n); 
	for (int i = 0; i < n; i++)
	{
		scanf("%d", arr + i); 
		arr[i] -= i + 1; 
	}
	std::sort(arr, arr + n); 
	ll ans = 0;
	for (int i = 0; i < n; i++)
		ans += my_abs(arr[i] - arr[n >> 1]); 
	printf("%lld\n", ans);
	return 0; 
}
#include <algorithm>
#include <iostream>
#include <cstring>
#include <cstdlib>
#include <utility>
#include <cstdio>
#include <vector>
#include <string>
#include <queue>
#include <stack>
#include <cmath>
#include <set>
#include <map>
#define my_abs(x) ((x) < 0 ? -(x) : (x))
#define mp std::make_pair
#define pb push_back
typedef long long ll; 
int arr[200005]; 
int main()
{
	// freopen("ARC100-C.in", "r", stdin); 
	int n; 
	scanf("%d", &n); 
	for (int i = 0; i < n; i++)
	{
		scanf("%d", arr + i); 
		arr[i] -= i + 1; 
	}
	std::sort(arr, arr + n); 
	ll ans = 0;
	for (int i = 0; i < n; i++)
		ans += my_abs(arr[i] - arr[n >> 1]); 
	printf("%lld\n", ans);
	return 0; 
}


Compiler output:
a.cc:53:5: error: redefinition of 'int arr [200005]'
   53 | int arr[200005];
      |     ^~~
a.cc:18:5: note: 'int arr [200005]' previously declared here
   18 | int arr[200005];
      |     ^~~
a.cc:54:5: error: redefinition of 'int main()'
   54 | int main()
      |     ^~~~
a.cc:19:5: note: 'int main()' previously defined here
   19 | int main()
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
#include <iostream>
#include <iomanip>
#include <ios> 
#include <vector>
#include <string>
#include <algorithm>
//#include <functional>
#include <queue>
//#include <stack>
//#include <set>
#include <cmath>
//#include <bitset>
#include <map>
using namespace std;
typedef long long ll;

ll judge(int N,ll *A, ll b){
  ll ans=0;
  for(int i=0; i<N; i++){
    ans += abs(A[i] - b);
  }
  return ans;
}



int main() {
  int N;
  cin >> N;
  ll A[N];
  for(int i=0; i<N; i++){
    cin >> A[i];
    A[i] -= (i+1);
  }
  sort(A, A+N);

  ll lb = A[0];
  ll rb = A[N-1];
  /*  if(N >1){
    ll ans = min(judge(N,A,A[N/2]),min(judge(N,A,A[N/2+1]), judge(N,A,A[N/2-1])));
    cout << ans << endl;
  }
  else
    cout << 0 << endl;
  return 0;
  */
  if(N==1){
    cout << 0 << endl;
  }
  else{
  while ((rb - lb) >1){
    ll m = (rb + lb)/2;
    if(judge(N,A,lb) >= judge(N,A,m)){
      lb = m;
    }
    else{
      rb = m;
    }
  }


  }
  if(judge(N,A,lb) > judge(N,A,rb)) cout << judge(N,A,rb) << endl;
  else cout << judge(N,A,lb) << endl;
  }

}


Compiler output:
a.cc:68:1: error: expected declaration before '}' token
   68 | }
      | ^