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

//2018.09.21

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


int main() {

    int n;
    cin >> n;

    vector<int> a;
    int tmp,maxv=0,minv=2000000000;
    vector<long> diff;
    int i;
    for(i=0;i<n;i++){
        cin >> tmp;
        a.push_back(tmp);
        diff.push_back(a[i]-(i+1));
    }

    sort(diff.begin(),diff.end());
    int med = diff[n/2];

    int ans=0;
    for(i=0;i<n;i++){
        ans += abs(a[i]-(med+1+i));
    }

    cout << ans << endl;


    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 'short'?
   23 |     sort(diff.begin(),diff.end());
      |     ^~~~
      |     short
Language: C++

//2018.09.21

#include <iostream>
using namespace std;


int main() {

    int n;
    cin >> n;

    long a[n],diff[n],maxv=0,minv=2000000000;
    int i;
    for(i=0;i<n;i++){
        cin >> a[i];
        diff[i] = a[i]-(i+1);
    }

    sort(diff, diff+n);
    int med = diff[n/2];

    int ans=0;
    for(i=0;i<n;i++){
        ans += abs(a[i]-(med+1+i));
    }

    cout << ans << endl;


    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   19 |     sort(diff, diff+n);
      |     ^~~~
      |     short
Language: C++

n = gets.to_i
a = gets.split.map.with_index { |val, idx| val.to_i - (idx+1) }
b = a.sort[a.size/2]

ans = 0
a.each do |val|
  ans += (val - b).abs
end

puts ans

Compiler output:
a.cc:1:1: error: 'n' does not name a type
    1 | n = gets.to_i
      | ^
a.cc:3:1: error: 'b' does not name a type
    3 | b = a.sort[a.size/2]
      | ^
Language: C++

#include<iostream>
#include<vector>
#include<sstream>
#include<string>
#include<numeric>
using namespace std;
int input(){
  int x;
  cin>>x;
  return x;
}
int abs(int x){
  if(x>=0){
    return x;
  }else{
    return -x;
  }
}
int gcd(int x, int y){
	if(x<y){
    return gcd(y,x);
  }
  if(y==0){
    return x;
  }
  return gcd(y,x%y);
}



int main() {
  int N=input();
  vector<int>A(N);
  for(int i=0;i<N;i++){
    A.at(i)=input();
  }
  vector<int>B(N);
  for(int i=0;i<N;i++){
    B.at(i)=A.at(i)-i;
  }
  sort(B.begin(),B.end());
  int x=B.at(B.size()/2);
  int sum=0;
  for(int i=0;i<N;i++){
    sum+=abs(B.at(i)-x);
  }
  cout<<sum<<endl;



  



  
  
  

  


}


Compiler output:
a.cc: In function 'int main()':
a.cc:41:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   41 |   sort(B.begin(),B.end());
      |   ^~~~
      |   short
Language: C

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

int main() {
  int N, A[300000], B[300000];
  int sum = 0;
  int b;
  int s, t, tmp = 100000000;

  cin >> N;

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

  for (int i = 0; i < N; i++) B[i] = A[i] - (i + 1);

  sort(B, B + N);

  if (N%2 == 0) {
    s = B[(N-1)/2];
    t = B[(N-1)/2 + 1];
    for (int b = s; b <= t; b++) {
      for (int i = 0; i < N; i++) {
        sum += abs(A[i] - (b + i + 1));
      }
      if (tmp > sum)
        tmp = sum;
    }
  }

  else {
    b = B[N/2];

  for (int i = 0; i < N; i++)
    tmp += abs(A[i] - (b + i + 1));
  }

  cout << tmp << endl;

  return 0;
}


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

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

int main() {
  int N, A[300000], B[300000];
  int sum = 0;
  int b;
  int s, t, tmp = 100000000;

  cin >> N;

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

  for (int i = 0; i < N; i++) B[i] = A[i] - (i + 1);

  sort(B, B + N);

  if (N%2 == 0) {
    s = B[(N-1)/2];
    t = B[(N-1)/2 + 1];
    for (int b = s; b <= t; b++) {
      for (int i = 0; i < N; i++) {
        sum += abs(A[i] - (b + i + 1));
      }
      if (tmp > sum)
        tmp = sum;
    }
  }

  else {
    b = B[N/2];

  for (int i = 0; i < N; i++)
    tmp += abs(A[i] - (b + i + 1));
  }

  cout << tmp << endl;

  return 0;
}


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

#include <iostream>
#include <cstdio>
#include <vector>

using namespace std;


int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    long long n;
    cin >> n;
    vector<long long> nums(n);
    long long x;
    for (int i = 0; i < n; ++i) {
        cin >> x;
        nums[i] = x - (i + 1);
    }
    sort(nums.begin(), nums.end());
    long long b = nums[n / 2];
    long long sad = 0;
    for (int i = 0; i < n; ++i) {
        sad += abs(nums[i] - b);
    }
    cout << sad << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   21 |     sort(nums.begin(), nums.end());
      |     ^~~~
      |     short
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (n); i++)
#define rep1(i, n) for(int i = 1; i <= (n); i++)
#define Would
#define you
#define please

int main() {
	int N;
	cin >> N;
	int A[100];
	map<int, int> mp;
	rep(i, N) {
		cin >> A[i];
		A[i] -= i + 1;
		mp[A[i]] = mp[A[i]] + 1;
	}
	long long kotae = 1e18;
	
	for (auto itr : mp) {
		int kari = 0;
		rep(i, N) kari += abs(A[i] - itr.first);
		kotae = min(kotae, kari);
	}

	cout << kotae << "\n";
	Would you please return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:28: error: no matching function for call to 'min(long long int&, int&)'
   24 |                 kotae = min(kotae, kari);
      |                         ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:24:28: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   24 |                 kotae = min(kotae, kari);
      |                         ~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:24:28: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   24 |                 kotae = min(kotae, kari);
      |                         ~~~^~~~~~~~~~~~~
Language: C++

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

int main(){
  int n;
  cin >> n;
  long long a[n+1],sum=0;
  for(i=1;i<=n;i++){
    cin >> a[i];
    sum+=i-a[i];
  }
  long long ave = (sum+n/2+1)/n;
  long long ans = 0;
  for(i=1;i<=n;i++){
    ans+=abs(a[i]-ave-i);
  }
  cout << ans << endl;
  return 0;
}
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: 'i' was not declared in this scope
    9 |   for(i=1;i<=n;i++){
      |       ^
a.cc:15:7: error: 'i' was not declared in this scope
   15 |   for(i=1;i<=n;i++){
      |       ^
Language: C++

#include <bits/stdc++.h>

using namespace std ;

long long a [ 200001 ] , b , c , d , e , f , g , h , k , l , m , n , cnt [ 200001 ] ;

int main ()
{
    cin >> n ;
    for ( int i = 0 ; i < n ; ++ i ){
        cin >> a [ i ] ;
            cnt += abs ( a [ i ] - i ) ;
    }
    cout << cnt ;
    return 0 ;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:17: error: incompatible types in assignment of 'long long int' to 'long long int [200001]'
   12 |             cnt += abs ( a [ i ] - i ) ;
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std ;

long long a [ 200001 ] , b , c , d , e , f , g , h , k , l , m , n , cnt [ 200001 ] ;

int main ()
{
    cin >> n ;
    for ( int i = 1 ; i <= n ; ++ i ){
        cin >> a [ i ] ;
        for ( int j = 1 ; j <= n ; ++ j ){
            cnt [ i ] += abs ( a [ i ] - ( j + i ) ) ;
        }
    }
    sort ( cnt + 1 , cnt + 1 + a ) ;
    cout << cnt [ 1 ] ;
    return 0 ;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:30: error: invalid operands of types 'long long int*' and 'long long int [200001]' to binary 'operator+'
   16 |     sort ( cnt + 1 , cnt + 1 + a ) ;
      |                      ~~~~~~~ ^ ~
      |                          |     |
      |                          |     long long int [200001]
      |                          long long int*
Language: C++

#include "stdafx.h"

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

using namespace std;


int main()
{

	int N;
	vector<int> As;
	vector<int> Bs;
	cin >> N;

	int a,b;
	long sum = 0;
	for (int ni = 0; ni < N; ni++) {
		cin >> a;
		As.push_back(a);
		b = a - (ni + 1);
		Bs.push_back(b);
		sum += b;
	}


	//int ave = (int)round(1.0 * sum / N);
	int ave1 = sum / N;
	int ans1 = 0;
	for (int ni = 0; ni < N; ni++) {
		ans1 += abs(Bs[ni] - ave1);
	}

	int ave2 = sum / N + 1;
	int ans2 = 0;
	for (int ni = 0; ni < N; ni++) {
		ans2 += abs(Bs[ni] - ave2);
	}

	int ans = min(ans1, ans2);

	int ave3 = sum / N - 1;
	int ans3 = 0;
	for (int ni = 0; ni < N; ni++) {
		ans3 += abs(Bs[ni] - ave3);
	}

	ans = min(ans, ans3);

	//printf("ave=%d\n", ave);

	printf("%d", ans);

    return 0;
}



Compiler output:
a.cc:1:10: fatal error: stdafx.h: No such file or directory
    1 | #include "stdafx.h"
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:22:32: error: expected ')' before ']' token
   22 |                 b = B[(N - 1/ 2];
      |                       ~        ^
      |                                )
a.cc:22:33: error: expected ']' before ';' token
   22 |                 b = B[(N - 1/ 2];
      |                                 ^
      |                                 ]
Language: C

#include<stdio.h>
int main()
{
	int a[200001],n,i,b,SUM=0,max,min=1000000000,sum[200000],ans,ave;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a[i]);
		sum += a[i]-i;
	}
	ave = sum/n;
	for(b=ave;b<=ave+1;b++){
		for(i=1;i<=n;i++){
			SUM += abs(a[i]-i-b);
		}
		if(SUM<min)min=SUM;
	}
	printf("%d",min);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:8:21: error: assignment to expression with array type
    8 |                 sum += a[i]-i;
      |                     ^~
main.c:10:18: error: invalid operands to binary / (have 'int *' and 'int')
   10 |         ave = sum/n;
      |               ~~~^
      |               |
      |               int *
main.c:13:32: error: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
   13 |                         SUM += abs(a[i]-i-b);
      |                                ^~~
main.c:2:1: note: include '<stdlib.h>' or provide a declaration of 'abs'
    1 | #include<stdio.h>
  +++ |+#include <stdlib.h>
    2 | int main()
Language: C

#include<stdio.h>
int main()
{
	int a[200001],n,i,b,SUM=0,max,min=1000000000,sum[200000],ans;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a[i]);
		sum += a[i]-i;
	}
	ave = sum/n;
	for(b=ave;b<=ave+1;b++){
		for(i=1;i<=n;i++){
			SUM += abs(a[i]-i-b);
		}
		if(SUM<min)min=SUM;
	}
	printf("%d",min);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:8:21: error: assignment to expression with array type
    8 |                 sum += a[i]-i;
      |                     ^~
main.c:10:9: error: 'ave' undeclared (first use in this function)
   10 |         ave = sum/n;
      |         ^~~
main.c:10:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:10:18: error: invalid operands to binary / (have 'int *' and 'int')
   10 |         ave = sum/n;
      |               ~~~^
      |               |
      |               int *
main.c:13:32: error: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
   13 |                         SUM += abs(a[i]-i-b);
      |                                ^~~
main.c:2:1: note: include '<stdlib.h>' or provide a declaration of 'abs'
    1 | #include<stdio.h>
  +++ |+#include <stdlib.h>
    2 | int main()
Language: C

#include<stdio.h>
int main()
{
	int a[200001],n,i,b,SUM=0,max,min=1000000000,sum[200000],ans;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a[i]);
		sum += a[i]-i;
	}
	ave = sum/n;
	for(b=ave;b<=abe+1;b++){
		for(i=1;i<=n;i++){
			SUM += abs(a[i]-i-b);
		}
		if(SUM<min)min=SUM;
	}
	printf("%d",min);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:8:21: error: assignment to expression with array type
    8 |                 sum += a[i]-i;
      |                     ^~
main.c:10:9: error: 'ave' undeclared (first use in this function)
   10 |         ave = sum/n;
      |         ^~~
main.c:10:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:10:18: error: invalid operands to binary / (have 'int *' and 'int')
   10 |         ave = sum/n;
      |               ~~~^
      |               |
      |               int *
main.c:11:22: error: 'abe' undeclared (first use in this function)
   11 |         for(b=ave;b<=abe+1;b++){
      |                      ^~~
main.c:13:32: error: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
   13 |                         SUM += abs(a[i]-i-b);
      |                                ^~~
main.c:2:1: note: include '<stdlib.h>' or provide a declaration of 'abs'
    1 | #include<stdio.h>
  +++ |+#include <stdlib.h>
    2 | int main()
Language: C

#include<stdio.h>
int main()
{
	int a[200000],n,i,b,SUM=0,sumax=0,sumin=1000000000,max,min=1000000000,sum[200000],ans;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a[i]);
		if(a[i]>sumax)sumax=a[i];
		if(a[i]<sumin)sumin=a[i];
/*		if(a[i]>i){
			sum[i]=a[i]-i;
		}else{
			sum[i]=i-a[i];
		}
		if(sum[i]>sumax)sumax=sum[i];
		if(sum[i]<sumin)sumin=sum[i];
	}*/
	for(b=sumin;b<=sumax;b++){
		for(i=1;i<=n;i++){
			if(a[i]>i+b){
				sum[i]=a[i]-i-b;
			}else{
				sum[i]=i+b-a[i];
			}
			SUM += sum[i];
		}
		if(SUM<min)min=SUM;
	}
	printf("%d",min);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:31:1: error: expected declaration or statement at end of input
   31 | }
      | ^
Language: C

#include<stdio.h>
int main()
{
	int a[200000],n,i,b,SUM=0,sumax=0,sumin=1000000000,max,min=1000000000,sum[200000],ans;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a[i]);
		setbuf(a[i]>i?sum[i]=a[i]-i:sum[i]=i-a[i]);
		if(sum[i]>sumax)sumax=sum[i];
		if(sum[i]<sumin)sumin=sum[i];
	}
	for(b=sumin;b<=sumax;b++){
		for(i=1;i<=n;i++){
			setbuf(a[i]>i+b?sum[i]=a[i]-i-b:sum[i]=i+b-a[i]);
			SUM += sum[i];
		}
		if(SUM<min)min=SUM;
	}
	printf("%d",min);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:8:51: error: lvalue required as left operand of assignment
    8 |                 setbuf(a[i]>i?sum[i]=a[i]-i:sum[i]=i-a[i]);
      |                                                   ^
main.c:8:17: error: too few arguments to function 'setbuf'
    8 |                 setbuf(a[i]>i?sum[i]=a[i]-i:sum[i]=i-a[i]);
      |                 ^~~~~~
In file included from main.c:1:
/usr/include/stdio.h:334:13: note: declared here
  334 | extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __THROW
      |             ^~~~~~
main.c:14:63: error: lvalue required as left operand of assignment
   14 |                         setbuf(a[i]>i+b?sum[i]=a[i]-i-b:sum[i]=i+b-a[i]);
      |                                                               ^
main.c:14:25: error: too few arguments to function 'setbuf'
   14 |                         setbuf(a[i]>i+b?sum[i]=a[i]-i-b:sum[i]=i+b-a[i]);
      |                         ^~~~~~
/usr/include/stdio.h:334:13: note: declared here
  334 | extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __THROW
      |             ^~~~~~
Language: C

#include<stdio.h>
int main()
{
	int a[200000],n,i,b,SUM=0,sumax=0,sumin=1000000000,max,min=1000000000,sum[200000],ans;
	scanf(%d,&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a[i]);
		do(a[i]>i?sum[i]=a[i]-i:sum[i]=i-a[i]);
		if(sum[i]>sumax)sumax=sum[i];
		if(sum[i]<sumin)sumin=sum[i];
	}
	for(b=sumin,b<=sumax;b++){
		for(i=1;i<=n;i++){
			do(a[i]>i+b?sum[i]=a[i]-i-b:sum[i]=i+b-a[i]);
			SUM += sum[i];
		}
		if(SUM<min)min=SUM;
	}
	printf("%d",min);
	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:5:15: error: expected expression before '%' token
    5 |         scanf(%d,&n);
      |               ^
main.c:8:47: error: lvalue required as left operand of assignment
    8 |                 do(a[i]>i?sum[i]=a[i]-i:sum[i]=i-a[i]);
      |                                               ^
main.c:9:17: error: expected 'while' before 'if'
    9 |                 if(sum[i]>sumax)sumax=sum[i];
      |                 ^~
main.c:12:33: error: expected ';' before ')' token
   12 |         for(b=sumin,b<=sumax;b++){
      |                                 ^
      |                                 ;
main.c:14:59: error: lvalue required as left operand of assignment
   14 |                         do(a[i]>i+b?sum[i]=a[i]-i-b:sum[i]=i+b-a[i]);
      |                                                           ^
main.c:15:25: error: expected 'while' before 'SUM'
   15 |                         SUM += sum[i];
      |                         ^~~
Language: C++

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

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


Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'sort' was not declared in this scope; did you mean 'short'?
    9 |     sort(A.begin(), A.end());
      |     ^~~~
      |     short
Language: C++

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

typedef long long ll;

ll main() {
    ll N; cin >> N;
    vector<ll> B(N);
    for(ll i=0; i<N; i++){
        ll x; cin >> x;
        B[i] = x - (i + 1);
    } 

    sort(B.begin(), B.end());
    
    ll b;
    ll res1 = 0;
    b = B[N/2];
    for(ll i; i<N; i++) res1 += abs(B[i] - b);

    ll res2 = 0;
    b = B[N/2 - 1];
    for(ll i; i<N; i++) res2 += abs(B[i] - b);

    ll res = min(res1, res2);

    cout << res << endl;
}


Compiler output:
a.cc:8:1: error: '::main' must return 'int'
    8 | ll main() {
      | ^~
Language: C++

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

typedef long long ll;

ll main() {
    ll N; cin >> N;
    vector<ll> B(N);
    for(ll i=0; i<N; i++){
        cin >> x;
        B[i] = x - (i + 1);
    } 

    sort(B.begin(), B.end());
    
    ll b;
    ll res1 = 0;
    b = B[N/2];
    for(ll i; i<N; i++) res1 += abs(B[i] - b);

    ll res2 = 0;
    b = B[N/2 - 1];
    for(ll i; i<N; i++) res2 += abs(B[i] - b);

    ll res = min(res1, res2);

    cout << res << endl;
}


Compiler output:
a.cc:8:1: error: '::main' must return 'int'
    8 | ll main() {
      | ^~
a.cc: In function 'int main()':
a.cc:12:16: error: 'x' was not declared in this scope
   12 |         cin >> x;
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int N;
  cin>>N;
  int vector<int> a(N);
  for(int i=0;i<N;i++) cin>>a.at(i);
  for(int i=0;i<N;i++) a.at(i)-=i+1;
  sort(a.begin(),a.end());
  int ans=10000000000000000;
  for(int b=a.at(0);b<=a.at(N-1);b++){
    int s=0;
    for(int i=0;i<N;i++){
      s+=abs(a.at(i)-b);
    }
    ans=min(ans,s);
  }
  cout<<ans<<endl;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:6:19: error: invalid declarator before 'a'
    6 |   int vector<int> a(N);
      |                   ^
a.cc:7:29: error: 'a' was not declared in this scope
    7 |   for(int i=0;i<N;i++) cin>>a.at(i);
      |                             ^
a.cc:8:24: error: 'a' was not declared in this scope
    8 |   for(int i=0;i<N;i++) a.at(i)-=i+1;
      |                        ^
a.cc:9:8: error: 'a' was not declared in this scope
    9 |   sort(a.begin(),a.end());
      |        ^
a.cc:10:11: warning: overflow in conversion from 'long int' to 'int' changes value from '10000000000000000' to '1874919424' [-Woverflow]
   10 |   int ans=10000000000000000;
      |           ^~~~~~~~~~~~~~~~~
Language: C++

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

int main(){
    int N;
    cin >> N;
    vector<long long> A(N);
    for(int i=0; i<N; i++)
        cin >> A[i];
    for(int i=0; i<N; i++)
        A[i] -= i+1;

    sort(A.begin(), A.end());
    int b = A[N/2];
    long long ans = 0;
    for(int i=0; i<N; i++){
        ans += abs(A[i]-b);
    }
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   15 |     sort(A.begin(), A.end());
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <cmath>

using ll = long long;
using ull = unsigned long long;

using namespace std;

int main(int argc, char const *argv[]) {
	int n;
	std::cin >> n;
	std::vector<ll> a(n),b(n);
	for (size_t i = 0; i < n; i++) {
		std::cin >> a[i];
		b[i] = a[i] - i;
	}
	sort(b.begin(),b.end());
	ll ans1,ans2;
	ans1 = ans2 = 0;
	int plus1 = b[b.size() / 2];
	int plus2 = b[b.size() / 2 + 1];

	for (int i = 0; i < a.size(); i++) {
		ans1 += abs(a[i] - i - plus1);
		ans2 += abs(a[i] - i - plus2);
	}

	std::cout << min(ans1, ans2) << '\n';
	return 0;
}


Compiler output:
a.cc: In function 'int main(int, const char**)':
a.cc:19:9: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   19 |         sort(b.begin(),b.end());
      |         ^~~~
      |         sqrt
Language: C++

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

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

    
}

Compiler output:
a.cc:32:1: error: expected declaration before '}' token
   32 | }
      | ^
Language: C++

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

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

    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:16: error: 'b' was not declared in this scope
   25 |       ans+=abs(b-a[i]);
      |                ^
a.cc: At global scope:
a.cc:31:1: error: expected declaration before '}' token
   31 | }
      | ^
Language: C++

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

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

    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: expected ';' before '}' token
   10 |       cin >> a[i]
      |                  ^
      |                  ;
   11 |   }
      |   ~               
a.cc:25:16: error: 'b' was not declared in this scope
   25 |       ans+=abs(b-a[i]);
      |                ^
a.cc: At global scope:
a.cc:31:1: error: expected declaration before '}' token
   31 | }
      | ^
Language: C++

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

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

    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: expected ';' before '}' token
   10 |       cin >> a[i]
      |                  ^
      |                  ;
   11 |   }
      |   ~
Language: C++

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

int main()
{
    int n, a[200001], ave = 0;
    long long ans = 10000000;

    cin >> n;
    for(int i = 0; i < n; i++){
      cin >> a[i];
      a[i] -= i + 1;
      ave += a[i] * a[i];
    }

    ave = sqrt(ave / n);

    for(int i = ave - 100; i < ave + 100; i++){
      long long sum = 0;
      for(int j = 0; j < n; j++)
        sum += abs(a[j] - i);
      if(ans > sum)
        ans = sum;
    }
    cout << ans <<endl;

    return 0;
}


Compiler output:
a.cc:3:2: error: invalid preprocessing directive #incluede; did you mean #include?
    3 | #incluede <complex.h>
      |  ^~~~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:18:11: error: 'sqrt' was not declared in this scope
   18 |     ave = sqrt(ave / n);
      |           ^~~~
Language: C++

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

int main()
{
    int n, a[200001], ave;
    long long ans = 10000;

    cin >> n;
    for(int i = 0; i < n; i++){
      cin >> a[i];
      a[i] -= i + 1;
      ave += a[i];
    }

    ave = ave / n;

    for(int i = ave - 4; i < ave + 5; i++){
      sum = 0;
      for(int j = 0; j < n; j++)
        sum += abs(a[j] - i);
      if(ans > sum)
        ans = sum;
    }
    cout << ans <<endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:7: error: 'sum' was not declared in this scope
   20 |       sum = 0;
      |       ^~~
Language: C++

include <algorithm>
#include <array>
#include <vector>
#include <iostream>
#include <string>
#include <functional>

using namespace std;

int calc(int b, vector<int> As) {
	int sum = 0;
	for (int i = 0; i < As.size(); i++) {
		sum += abs(As[i] - b);
	}
	return sum;
}

int main() {
	int N;
	cin >> N;
	vector<int> As;
	int n;
	for (int i = 0; i < N; i++) {
		cin >> n;
		As.push_back(n - i);
	}
	sort(As.begin(), As.end());
	N % 2 == 0 ? cout << calc(As[N / 2], As) << endl : cout << calc(As[N / 2 - 1], As);
	return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <algorithm>
      | ^~~~~~~
In file included from /usr/include/c++/14/array:39,
                 from a.cc:2:
/usr/include/c++/14/initializer_list:51:15: error: 'size_t' does not name a type
   51 |       typedef size_t            size_type;
      |               ^~~~~~
/usr/include/c++/14/initializer_list:1:1: note: 'size_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
  +++ |+#include <cstddef>
    1 | // std::initializer_list support -*- C++ -*-
/usr/include/c++/14/initializer_list:57:7: error: 'size_type' does not name a type
   57 |       size_type                 _M_len;
      |       ^~~~~~~~~
/usr/include/c++/14/initializer_list:60:54: error: 'size_type' has not been declared
   60 |       constexpr initializer_list(const_iterator __a, size_type __l)
      |                                                      ^~~~~~~~~
/usr/include/c++/14/initializer_list:68:17: error: 'size_type' does not name a type
   68 |       constexpr size_type
      |                 ^~~~~~~~~
/usr/include/c++/14/initializer_list:45:11: fatal error: definition of 'class std::initializer_list<_E>' does not match '#include <initializer_list>'
   45 |     class initializer_list
      |           ^~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
#include <algorithm>
using namespace std;
typedef long long ll;
int n;
int a[200005];
int main() {
  cin >> n;
  for(int i = 1; i <= n; i++) {
    int A;
    cin >> A;
    a[i] = A - i;
    //cout << a[i] << endl;
  }
  sort(a+1,a+n+1);
  int s[3] = {a[n / 2 - 1],a[n / 2],a[n / 2 + 1]};
  ll ans = 1e14;
 
  for(int i = 0; i < 3; i++) {
    int cur = 0;
    for(int j = 1; j <= n; j++) {
      cur += abs(s[i] - a[j]);
    }
    //  cout << cur << endl;
    ans = min(ans,cur);
  }

  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:14: error: no matching function for call to 'min(ll&, int&)'
   25 |     ans = min(ans,cur);
      |           ~~~^~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:25:14: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   25 |     ans = min(ans,cur);
      |           ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:25:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   25 |     ans = min(ans,cur);
      |           ~~~^~~~~~~~~
Language: C++

#include <iostream>
#include <stdint.h>
#include <vector>
#include <cmath>

using namespace std;

int main()
{
  int N;
  cin >> N;
  vector<int32_t> A;

  int64_t sum = 0;
  for (int n=1; n<=N; ++n) {
    int64_t a;
    cin >> a;
    A.push_back(a-n);
    sum += a-n;
  }

  sort(A.begin(),A.end());
  
  int b = A[N/2];

  cerr << b << endl;

  int64_t ans = 0;
  for (auto a : A) {
    ans += abs(a-b);
  }

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

Compiler output:
a.cc: In function 'int main()':
a.cc:22:3: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   22 |   sort(A.begin(),A.end());
      |   ^~~~
      |   sqrt
Language: Java

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Scanner;

// https://abc102.contest.atcoder.jp/tasks/arc100_a
public class abc102_c
{

    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        List<Integer> a = new ArrayList<>();
        for (int i=0; i<n; i++) {
            a.add(in.nextInt());
        }
        // abs(A1−(b+1))+abs(A2−(b+2))+…+abs(AN−(b+N))
        int max = Collections.max(a);

        int answer = Integer.MAX_VALUE;
        for (int i=-(max); i<=max+1; i++) {
            int tmp = 0;
            for (int j = 0; j<n; j++) {
                tmp += Math.abs(a.get(j)-(i+j+1));
            }
            answer = Math.min(answer, tmp);
        }
        System.out.println(answer);
    }
}


Compiler output:
Main.java:8: error: class abc102_c is public, should be declared in a file named abc102_c.java
public class abc102_c
       ^
1 error
Language: C++

#include <iostream>

#include <vector>

#include <algorithm>

int main(void) {
    int N;
    std::cin >> N;
    std::vector <int> A(N);
    for (int i = 0; i < N; i++) {
        std::cin >> A[i];
        A[i]-=I+1;
    }
    std::sort (A.begin(), A.end());
    int b = A[N/2];
    int ans = 0;
    for(int i = 0; i < N; i++) {
        if(A[i]<b) ans+=b-A[i];
        else ans+=A[i]-b;
    }
    std::cout << ans << std::endl;
    return 0;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:15: error: 'I' was not declared in this scope
   13 |         A[i]-=I+1;
      |               ^
Language: C++

#include <iostream>
#include <cstdlib>
#include <cmath>
using namespace std;
int main(){
  int N,A[200000],i,b,c,d,e,f,g,h,k,l;
  cin >> N;
  A[200000] ={};
  c = 0;
  for(i=1;i<=N;i++){
    b=0;
    cin >> A[i];
    b=A[i]-i;
    c+=abs(b);
  }
  for(i=0;i++;){
    d=0;
    d=i*N;
    e=c-d;
    if(e<=0){
      g=(i-1)*N;
      f=c-g;
      if(abs(e)<abs(f)){
        h=i;
        break;
      }else{
        h=i-1;
        break;
      }
    }
    l=0;
    for(i=1;i<=N;i++){
      k=abs(A[i]-h-i);
      l+=k;
    }
    cout << l << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:2: error: expected '}' at end of input
   37 | }
      |  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <cstdlib>
#include <cmath>
using namespace std;
int main(){
  int N,A[200000],i,b,c,d,e,f,g,h,k,l;
  cin >> N;
  A[200000] ={};
  c = 0;
  for(i=1;i<=N;i++){
    b=0;
    cin >> A[i];
    b=A[i]-i;
    c+=abs(b);
  }
  for(i=0;i++){
    d=0;
    d=i*N;
    e=c-d;
    if(e<=0){
      g=(i-1)*N;
      f=c-g;
      if(abs(e)<abs(f)){
        h=i;
        break;
      }else{
        h=i-1;
        break;
      }
    }
    l=0;
    for(i=1;i<=N;i++){
      k=abs(A[i]-h-i);
      l+=k;
    }
    cout << l << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:14: error: expected ';' before ')' token
   16 |   for(i=0;i++){
      |              ^
      |              ;
a.cc:37:2: error: expected '}' at end of input
   37 | }
      |  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <cstdlib>
#include <cmath>
using namespace std;
int main(){
  int N,A[200000],i,b,c,d;
  cin >> N;
  A[200000] ={};
  c = 0;
  for(i=1;i<=N;i++){
    b=0;
    cin >> A[i];
    b=A[i]-i;
    c+=abs(b);
  }
  for(i=0;i++){
    d=0;
    d=i*N;
    e=c-d;
    if(e<=0){
      g=(i-1)*N;
      f=c-g;
      if(abs(e)<abs(f)){
        h=i;
        break;
      }else{
        h=i-1;
        break;
      }
    }
    l=0;
    for(i=1;i<=N){
      k=abs(A[i]-h-i);
      l+=k;
    }
    cout << l << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:14: error: expected ';' before ')' token
   16 |   for(i=0;i++){
      |              ^
      |              ;
a.cc:19:5: error: 'e' was not declared in this scope
   19 |     e=c-d;
      |     ^
a.cc:21:7: error: 'g' was not declared in this scope
   21 |       g=(i-1)*N;
      |       ^
a.cc:22:7: error: 'f' was not declared in this scope
   22 |       f=c-g;
      |       ^
a.cc:24:9: error: 'h' was not declared in this scope
   24 |         h=i;
      |         ^
a.cc:27:9: error: 'h' was not declared in this scope
   27 |         h=i-1;
      |         ^
a.cc:31:5: error: 'l' was not declared in this scope
   31 |     l=0;
      |     ^
a.cc:32:17: error: expected ';' before ')' token
   32 |     for(i=1;i<=N){
      |                 ^
      |                 ;
a.cc:33:7: error: 'k' was not declared in this scope
   33 |       k=abs(A[i]-h-i);
      |       ^
a.cc:33:18: error: 'h' was not declared in this scope
   33 |       k=abs(A[i]-h-i);
      |                  ^
a.cc:37:2: error: expected '}' at end of input
   37 | }
      |  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include <iostream>
using namespace std;
int main(){
  int a,A[200000],b,c,d,e,f,i,m;
  cin >> a;
  A[200000]={};
  b = 0;
  for(i=0;i<a;i++){
    cin >> A[i];
    b+=A[i];
  }
  c = b / a;
  d =0;
  for(i=1;i<=a;i++){
    d+=i;
  }
  e = d / a;
  f = c-e;
  cout << f << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:19:21: error: expected '}' at end of input
   19 |   cout << f << endl;
      |                     ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <iostream>
using namespace std;

int main() {
  int N;
  int a[200000];
  int Max = 0;
  
  cin >> N;
  for (int i = 0; i < N ;++i) {
    cin >> a[i];
    Max = max(Max, a[i]);
  }
  
  int ans, tmp;
  ans = Max;
  
  for (int b = -Max; b <= Max; ++b) {
    tmp = 0;
    for (int i = 0; i < N; ++i) {
      tmp += abs(a[i] - (b+i+1)));
    }
    ans = min(tmp, ans);
  }
  
  cout << ans << endl;
}
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:21:33: error: expected ';' before ')' token
   21 |       tmp += abs(a[i] - (b+i+1)));
      |                                 ^
      |                                 ;
Language: C++

    #include <stdio.h>
    int n;
    long a[500000];
    int main(){
    	scanf("%d",&n);
    	long sum=0;
    	for (int i=1;i<=n;i++){
    		scanf("%d",&a[i]);
    		a[i]=a[i]-i;	
    	}
    	sort(1,n);
    	printf("\n");
    	a[0]=a[1];
    	for (int i=1;i<=n;i++){
    		a[i]=a[i]-a[0];
    		sum=sum+a[i];
    	}
    	long ans=sum;
    	for (int i=2;i<=n;i++){
    		sum=sum-(a[i]-a[i-1])*(n-i+1)+(a[i]-a[i-1])*(i-1);
    		if (sum<ans)ans=sum;
    	}
    	printf("%d",ans);
    	return(0);
    }
    int sort(int x,int y){
    	int l=x;
    	int r=y;
    	int m=a[(x+y)/2];
    	while (l<r){
    		while (a[l]<m)l++;
    		while (a[r]>m)r--;
    		if (l<=r){
    			int z=a[l];
    			a[l]=a[r];	
    			a[r]=z;
    			l++;
    			r--;
    		}
    	}
    	if (l<y)sort(l,y);
    	if (r>x)sort(x,r);
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: 'sort' was not declared in this scope; did you mean 'short'?
   11 |         sort(1,n);
      |         ^~~~
      |         short
a.cc: In function 'int sort(int, int)':
a.cc:43:5: warning: no return statement in function returning non-void [-Wreturn-type]
   43 |     }
      |     ^
Language: C++

#include<iostream>
#include <stdlib.h>
#include <algorithm>
#include <string>
typedef long long int ll;
using namespace std;
int main() {
    int N=0;
	cin >> N;
	ll* A= new ll[N];
	l result = 0;
	
	for(int i=0; i<N; i++){
		cin >> A[i];
		A[i]=A[i]-(i+1);
	}
	sort(A,A+N);
	ll num=A[N/2];
	for(int i=0; i<N; i++){
		result=result+abs(A[i]-num);
	}
	cout << result << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: 'l' was not declared in this scope
   11 |         l result = 0;
      |         ^
a.cc:20:17: error: 'result' was not declared in this scope
   20 |                 result=result+abs(A[i]-num);
      |                 ^~~~~~
a.cc:22:17: error: 'result' was not declared in this scope
   22 |         cout << result << endl;
      |                 ^~~~~~
Language: C++

 #include <stdio.h>
#include <stdlib.h>
             
int main(void){
int N;
int i;
int j;
scanf("%d",&N);
int A[N];
int B[N+1];
for(i = 0;i<N;i++){
scanf("%d",&A[i]);
B[i] = A[i] - i - 1;
}
for(i = 0;i<N-1;i++){
for(j = N-1;j > i;j--){
if(B[j) < B[j-1]){
B[N] = B[j];
B[j] = B[j-1];
B[j-1] = B[N];
}
}
}
int sum;
for(i = 0;i<N;i++){
sum = abs(B[i] - B[N/2]);
}
printf("%d",sum);
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:7: error: expected ']' before ')' token
   17 | if(B[j) < B[j-1]){
      |       ^
      |       ]
a.cc:17:9: error: expected primary-expression before '<' token
   17 | if(B[j) < B[j-1]){
      |         ^
Language: C++

 #include <stdio.h>
#include <stdlib.h>
             
int main(void){
int N;
int i;
int j;
scanf("%d",&N);
int A[N];
int B[N+1];
for(i = 0;i<N;i++){
scanf("%d",&A[i]);
B[i] = A[i] - i - 1;
}
for(i = 0;i<N-1;i++){
for(j = N-1;j > i;j--){
if(B[j) < B[j-1]{
B[N] = B[j];
B[j] = B[j-1];
B[j-1] = B[N];
}
}
}
int sum;
for(i = 0;i<N;i++){
sum = abs(B[i] - B[N/2]);
}
printf("%d",sum);
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:7: error: expected ']' before ')' token
   17 | if(B[j) < B[j-1]{
      |       ^
      |       ]
a.cc:17:9: error: expected primary-expression before '<' token
   17 | if(B[j) < B[j-1]{
      |         ^
Language: C++

            #include <stdio.h>
             
            int main(void){
            int N;
int i;
         
            int cn = 0;
            scanf("%d",&N);
            int A[N];
            for(i = 0;i<N;i++){
            scanf("%d",&A[i]);
            cn = cn + A[i] - i - 1;
            }
        
        if(cn >= 0){
for(i=0;cn>N/2;i++){
cn = cn - N;
}
cn = 0;
for(int j =0;j<N;j++){
cn = cn + abs(A[j] - j - i-1 );
}
printf("%d",cn);
}else{
for(i=0;cn<-N/2;i++){
cn = cn+N;
}
cn = 0;
for(int j =0;j<N;j++){
cn = cn + abs(A[j] - j - i-1 );
}
printf("%d",cn);
}

             
             
            return 0;
            }

Compiler output:
a.cc: In function 'int main()':
a.cc:21:11: error: 'abs' was not declared in this scope
   21 | cn = cn + abs(A[j] - j - i-1 );
      |           ^~~
a.cc:30:11: error: 'abs' was not declared in this scope
   30 | cn = cn + abs(A[j] - j - i-1 );
      |           ^~~
Language: C++

    #include <stdio.h>
     
    int main(void){
    int N;
    int sum = 0;
    int cn = 0;
    scanf("%d",&N);
    int A[N];
    for(int i = 0;i<N;i++){
    scanf("%d",&A[i])
    sum = sum+ A[i];
    cn = cn + i+1;
    }
    cn = sum - cn;
    printf("%d",cn/N);
     
     
    return 0;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:10:22: error: expected ';' before 'sum'
   10 |     scanf("%d",&A[i])
      |                      ^
      |                      ;
   11 |     sum = sum+ A[i];
      |     ~~~
Language: C++

#include <stdio.h>

int main(void){
int N;
int sum = 0;
int cn = 0;
scanf("%d",&N);
int A[N];
for(int i = 0;ii<N;i++){
scanf("%d",&A[i])
sum += A[i];
cn += i+1;
}
cn = sum - cn;
printf("%d",cn/N);


return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:15: error: 'ii' was not declared in this scope; did you mean 'i'?
    9 | for(int i = 0;ii<N;i++){
      |               ^~
      |               i
a.cc:10:18: error: expected ';' before 'sum'
   10 | scanf("%d",&A[i])
      |                  ^
      |                  ;
   11 | sum += A[i];
      | ~~~
Language: C++

from statistics import *

n = int(input())
list = input().split()

for i in range(n):
    list[i] = int(list[i])-(i+1)

b = int(median(list))

for i in range(n):
    list[i] = abs(list[i]-b)
    
print(sum(list))



Compiler output:
a.cc:1:1: error: 'from' does not name a type
    1 | from statistics import *
      | ^~~~
Language: C++

#include<iostream>
#include<algorithm>
#include<string>

using namespace std;

int main() {
	int A[200000];
	int long = 0;
	int N;
	cin >> N;
	int i;
	for (i = 0;i < N;i++) {
		cin >> A[i];
		A[i] = A[i] - i - 1;
	}

	sort(A, A + N);

	long b;
	if (N % 2 != 0) {
		b = A[N / 2];
	}
	else {
		b = (A[N / 2 - 1] + A[N / 2]) / 2;
	}

	for (i = 0;i < N;i++) {
		ans += abs(A[i]-b);
	}

	cout << ans << endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: expected unqualified-id before '=' token
    9 |         int long = 0;
      |                  ^
a.cc:29:17: error: 'ans' was not declared in this scope; did you mean 'abs'?
   29 |                 ans += abs(A[i]-b);
      |                 ^~~
      |                 abs
a.cc:32:17: error: 'ans' was not declared in this scope; did you mean 'abs'?
   32 |         cout << ans << endl;
      |                 ^~~
      |                 abs
Language: C++

#include <iostream>
#include <cmath>
using namespace std;
typedef long long ll;

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

  sort(A,A+N);
 
  for(ll i = 0; i < N; i++) {
    sum += abs(A[i] - A[N/2]);
  }
 
  cout << sum;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:3: error: 'sort' was not declared in this scope; did you mean 'sqrt'?
   18 |   sort(A,A+N);
      |   ^~~~
      |   sqrt
Language: C++

#include <iostream>
using namespace std;

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

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

  int h = floor(s / N + 0.5);
  cout << h;

  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: 'floor' was not declared in this scope
   15 |   int h = floor(s / N + 0.5);
      |           ^~~~~