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

#include<iostream>
#include<string>
#include<iomanip>
#include<stdio.h>
#include<sstream>
#include<cmath>
#include<typeinfo>
#include<cstdlib>

using namespace std;

int main(void){
	long long n;
	long long sei[100010];
	long long hu[100010];

	long seii = 1;
	long hui = 1;
	long tmp;
	long long sum1 = 0;
	long long sum2 = 0;

	cin >> n;
	
	for(int i=1;i <= n;i++){
		cin >> tmp;
		if(tmp - i >= 0){
			sei[seii++] = tmp - i;
			sum1 += tmp - i;
		}else{
			hu[hui++] = tmp - i;
			sum2 += tmp - i;
		}
	}
	
	// 正のリストの平均値を取得し悲しさとし、スコアを求める
	long long ave1 = 0;
	if(seii > 1){
		ave1 = sum1 / (seii - 1);
	}
	long score1 = 0;
	for(long i = 1; i < seii; i++){
		score1 += abs(sei[i] - ave1);
	}
	//cout << score1 << endl;
	// 負のリストの平均値を悲し整数bとし、スコアを求める
	long long ave2 = 0;
	if(hui > 1){
		ave2 = sum2 / (hui - 1) - 1;
	}
	long score2 = 0;
	for(long i = 1; i < hui; i++ ){
		score2 += abs(hu[i] - ave2);
	}

	// 正のリストで負のリストの整数をbとしたときのスコアを求める
	long score11 = 0;
	for(long i = 1; i < seii; i++){
		score11 += abs(sei[i] - ave2);
	}

	// 負のリストで正のリストの整数をbとしたときのスコアを求める
	long score22 = 0;
	for(long i = 1; i < hui; i++){
		score22 += abs(hu[i] - ave1);
	}

	// b = 0のときのスコアを求める
	long zeroscore = 0;
	for(long i = 1; i < seii; i++){
		zeroscore += abs(sei[i]);
	}
	for(long i = 1; i < hui; i++){
		zeroscore += abs(hu[i]);
	}
	// 比較して小さいほうを悲しさの値の最小値とする
	if(score11 < score22){
		//ave2 が最小の整数
		if(score2 + score11 < zeroscore){
			cout << score2 + score11 << endl;
		}else{
			cout << zeroscore << endl;
		}
	}else{
		// ave1 が最小の整数
		if(score1 + score22 < zeroscore){
			cout << score1 + score22 << endl;
		}else{
			cout << zeroscore << endl;
		}
	}
	
	
	return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:94:18: error: expected '}' at end of input
   94 |         return 0;
      |                  ^
a.cc:12:15: note: to match this '{'
   12 | int main(void){
      |               ^
Language: C++

#include <stdio.h>
#include <vector>
#include <cstdlib>
#include <algorithm>

using namespace std;

int sad(vector<int> &a, int b){
  int sad = 0;

  for(int i = 0; i < a.size(); i++){
    sad += abs(a[i] - b);
  }

  return sad;
}

int main() {
  int N;

  scanf("%d", &N);

  vector<int> a(N);
  int sum = 0;
  for(int i = 0; i < N; i++){
    int tmp;

    scanf("%d", &tmp);
    a[i] = tmp - (i + 1);
    sum += a[i];
  }

  int min = *std::min_element(a.begin(), a.end());
  int max = *std::max_element(b.begin(), b.end());

  vector<int> ans_list(abs(max - min));
  for(int i = min; i < max; i++){
    ans_list[i] = sad(a, i);
  }

  int ans = abs(*std::max_element(ans_list.begin(), ans_list.end()) - *std::min_element(ans_list.begin(), ans_list.end()));

  printf("%d", ans);

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:34:31: error: 'b' was not declared in this scope
   34 |   int max = *std::max_element(b.begin(), b.end());
      |                               ^
Language: C++

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

using namespace std;

int N;
long long int A[200005];

long long int kanashisa(int b) {
    long long int ret = 0;
    for (int i = 0; i < N; i++) {
        ret += abs(A[i]-(b+i+1));
    }
    return ret;
}

int main() {
    cin >> N;

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

    long long int high = 2e9, low = -2e9;

    int cnt = 0;

    while (true) {
        long long int mid = (high+low) / 2;
        long long int a = kanashisa(high);
        long long int b = kanashisa(low);
        long long int c = kanashisa(mid);

        if (a >= b && b <= c) {
            high = mid;
            low = low;
        }
        else if (a >= b && b >= c) {
            high = low;
            low = mid;
        }
        else if (b > a && a < c) {
            high = mid;
            low = high;
        }
        else if (b > a && a > c) {
            high = high;
            low = mid;
        }

        cnt++;
        if (a == 0 || b == 0 || c == 0) {
            cout << "0" << endl;
            break;
        }
        else if (cnt == 100)
            cout << min(a, min(b, c)) << endl;
            break;
        }
    }
    return 0;
}

Compiler output:
a.cc:60:5: error: expected unqualified-id before 'return'
   60 |     return 0;
      |     ^~~~~~
a.cc:61:1: error: expected declaration before '}' token
   61 | }
      | ^
Language: C

#define N 1000000000
#include<stdio.h>
#include<stdlib.h>
int main(void){
	
	int *a,c,n,i,j,t,b,k;
	int x[2N+1];
	scanf("%d ",&n);
	a=(int*)malloc(sizeof(int)*n);
	for(i=0;i<n;i++){
	scanf("%d ",&a[i]);}

	k=0;
	for(i=-N;i<N;i++){t=0;
		for(j=0;j<n;j++){
			b=a[j]-i-j;
			if(b>0){
			t=b+t;}else{t=-b+t;}
				}x[k]=t;k++;		
				}
	c=0;
	for(i=0;i<k;i++){
		for(j=0;j<k;j++){
		if(x[i]<x[j]){
		c=x[i];
		x[i]=x[j];
		x[j]=c;}
		}
	}
		
	printf("%d\n",x[0]);

	free(a);


	return 0;
}


Compiler output:
main.c: In function 'main':
main.c:7:15: error: invalid suffix "N" on integer constant
    7 |         int x[2N+1];
      |               ^~
Language: C++

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

using namespace std;

int N;
long long int A[200005];

long long int kanashisa(int b) {
    long long int ret = 0;
    for (int i = 0; i < N; i++) {
        ret += abs(A[i]-(b+i+1));
    }
    return ret;
}

int main() {
    cin >> N;

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

    long long int high = 2e9, low = -2e9;

    int cnt = 0;

    while (true) {
        long long int mid = (high+low) / 2;
        long long int a = kanashisa(high);
        long long int b = kanashisa(low);
        long long int c = kanashisa(mid);

        if (a >= b && b <= c) {
            high = mid;
            low = low;
        }
        else if (a >= b && b >= c) {
            high = low;
            low = mid;
        }
        else if (b > a && a < c) {
            high = mid;
            low = high;
        }
        else if (b > a && a > c) {
            high = high;
            low = mid;
        }

        cnt++;
        if (a == 0 || b == 0 || c == 0) {
            cout << "0" << endl;
            break
        }
        else if (cnt == 100)
            cout << min(a, min(b, c)) << endl;
            break;
        }
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:53:18: error: expected ';' before '}' token
   53 |             break
      |                  ^
      |                  ;
   54 |         }
      |         ~         
a.cc: At global scope:
a.cc:60:5: error: expected unqualified-id before 'return'
   60 |     return 0;
      |     ^~~~~~
a.cc:61:1: error: expected declaration before '}' token
   61 | }
      | ^
Language: Java

import java.util.*;
public class Main3{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      	int n = sc.nextInt();
      	int[] a = new int[n];
      	int b = 0;
      	int b2 = 0;
      	int sum = 0;
      	int sum2 = 0;
      	for(int i=0; i<n; i++){
        	a[i] = sc.nextInt() - (i+1);
        }
      	Arrays.sort(a);
      	if(n%2==0){
        	b = a[n/2];
          	b2 = a[n/2] + 1;
          	for(int i=0; i<n; i++){
            	sum += Math.abs(a[i]-b);
              	sum2 += Math.abs(a[i]-b2);
            }
          	sum = Math.min(sum, sum2);
        }
      	else{
        	b = a[(n+1)/2];
          	for(int i=0; i<n; i++){
            	sum += Math.abs(a[i]-b);
            }
        }
      	System.out.println(sum);
    }
}


Compiler output:
Main.java:2: error: class Main3 is public, should be declared in a file named Main3.java
public class Main3{
       ^
1 error
Language: C++

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

int main() {
	int N; cin >> N;
	vector<int> A(N);
	for (int i=0;i<N;i++) {
		cin >> A.at(i);
		A.at(i) = A.at(i) - i+1;
	}

	int ans = 1000000000;
	sort(A.begin(), A.end());
	reverse(A.begin(), A.end());

	for (int i=-N;i<=N,abs(A.at(N-1)));i++) {
		int count=0;
		for (int j=0;j<N;j++) {
			count = count + abs(A.at(j)-i);
		}
		ans = min(ans,count);
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:42: error: expected ';' before ')' token
   17 |         for (int i=-N;i<=N,abs(A.at(N-1)));i++) {
      |                                          ^
      |                                          ;
a.cc:17:44: error: 'i' was not declared in this scope
   17 |         for (int i=-N;i<=N,abs(A.at(N-1)));i++) {
      |                                            ^
Language: C++

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

using namespace std;

int N;
long long int A[200005];

long long int kanashisa(int b) {
    long long int ret = 0;
    for (int i = 0; i < N; i++) {
        ret += abs(A[i]-(b+i+1));
    }
    return ret;
}

int main() {
    cin >> N;

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

    long long int high = 2e9, low = -2e9;

    int cnt = 0;

    while (true) {
        long long int mid = (high+low) / 2;
        long long int a = kanashisa(high);
        long long int b = kanashisa(low);
        long long int c = kanashisa(mid);

        if (a >= b && b <= c) {
            high = mid;
            low = low;
        }
        else if (a >= b && b >= c) {
            high = low;
            low = mid;
        }
        else if (b > a && a < c) {
            high = mid;
            low = high;
        }
        else if (b > a && a > c) {
            high = high;
            low = mid;
        }

        cnt++;
        if (cnt == 100 || c == 0) {
            cout << mint(a, min(b, c)) << endl;
            break;
        }
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:52:21: error: 'mint' was not declared in this scope; did you mean 'uint'?
   52 |             cout << mint(a, min(b, c)) << endl;
      |                     ^~~~
      |                     uint
Language: Java

import java.util.*;
    public class Main3{
	public static void main(String[] args){
	    Scanner scan = new Scanner(System.in);
	    
	    int numM = scan.nextInt();
	    int[] numArray = new int[numM]; 
	    
	    int snk = 0;
	    int[] answer = new int[numM];
	    int minDif;
		for(int i = 0; i < numM;i++){
		    numArray[i] = scan.nextInt();
		}
		for(int j = 0; j < numM; j++){
		    
		    for(int i =0; i <numM; i++){
			snk = snk + Math.abs(numArray[i] - (i+1+j));
		    }
		    answer[j] = snk;
		    snk = 0;
		}
		minDif = answer[0];
		for(int i =1; i <numM; i++){
		    if(minDif > answer[i]){
			minDif = answer[i];
		    }
		}
		System.out.println(minDif);
		
	    
	   
	}
    }



Compiler output:
Main.java:2: error: class Main3 is public, should be declared in a file named Main3.java
    public class Main3{
           ^
1 error
Language: C++

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

using namespace std;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);	
	int n;
	cin >> n;
	vector<int> arr(n+1);
	int tmp;
	int b = 0;
	int i;
	for(i = 1; i <= n; ++i)  {
		cin >> tmp;
		arr[i] = tmp - i;
		b += arr[i];
	}
	double hm = double(b) / n;
	double res = 0;
	for (i = 1; i <= n; ++i) {
		res += abs(arr[i] - hm);
	}

	cout << long long(res) << endl;
	// system("pause");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:17: error: expected primary-expression before 'long'
   27 |         cout << long long(res) << endl;
      |                 ^~~~
Language: C++

#include <set>
#include <queue>
using namespace std;
const int maxn = 200050;
typedef long long ll;

ll a[maxn];
int main()
{
    ll n;
    cin>>n;

    for(ll i=0; i<n; i++)
    {
        cin>>a[i];
        a[i] = a[i] - (i+1);
    }
    sort(a,a+n);


    ll total = a[n/2];
    ll t2 = a[n/2 + 1];
    ll t3 = a[n/2 - 1];
    ll ans = 0,ans2 = 0,ans3 = 0;
    for(ll i=0; i<n; i++)
    {
        ans += abs(a[i]-total);
        ans2 += abs(a[i]- t2);
        ans3 += abs(a[i]- t3);
    }
    cout<<min(min(ans,ans2),ans3)<<endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'cin' was not declared in this scope
   11 |     cin>>n;
      |     ^~~
a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include <queue>
  +++ |+#include <iostream>
    3 | using namespace std;
a.cc:18:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   18 |     sort(a,a+n);
      |     ^~~~
      |     short
a.cc:27:16: error: 'abs' was not declared in this scope; did you mean 'ans'?
   27 |         ans += abs(a[i]-total);
      |                ^~~
      |                ans
a.cc:31:5: error: 'cout' was not declared in this scope
   31 |     cout<<min(min(ans,ans2),ans3)<<endl;
      |     ^~~~
a.cc:31:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:31:36: error: 'endl' was not declared in this scope
   31 |     cout<<min(min(ans,ans2),ans3)<<endl;
      |                                    ^~~~
a.cc:3:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    2 | #include <queue>
  +++ |+#include <ostream>
    3 | using namespace std;
Language: C++

#include<bits/stdc++.h>
using namespace std;
int A[200010];
int main(){
	int N
	long long b=0;
	double avg=0;
	cin>>N;
	for(int i=1;i<=N;i++){
		cin>>A[i];
		A[i]=A[i]-i;
		b=b+A[i];
	}
	avg=(double)b/N;
	//if(b<0) b--;
	int b1 = floor(avg);
	int b2 = ceil(avg);
	//b = (int)avg;
	//cout << b1 << " " << b2;
	int ans1=0,ans2=0;
	for(int i=1;i<=N;i++){
		ans1 += abs(A[i] - b1);
		ans2 += abs(A[i] - b2);
	}

/*
	for(int i=1;i<=N;i++){
		A[i]=A[i]-b1;
		if(A[i]<0) A[i]=0-A[i];
		ans1=ans1+A[i];
	}	
*/
	cout<<min(ans1,ans2);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: expected initializer before 'long'
    6 |         long long b=0;
      |         ^~~~
a.cc:8:14: error: 'N' was not declared in this scope
    8 |         cin>>N;
      |              ^
a.cc:12:17: error: 'b' was not declared in this scope
   12 |                 b=b+A[i];
      |                 ^
a.cc:14:21: error: 'b' was not declared in this scope
   14 |         avg=(double)b/N;
      |                     ^
Language: C++

#include <queue>
using namespace std;
const int maxn = 200050;
typedef long long ll;

ll a[maxn];
int main()
{
    ll n;
    cin>>n;

    for(ll i=0; i<n; i++)
    {
        cin>>a[i];
        a[i] = a[i] - (i+1);
    }
    sort(a,a+n);


    ll total = a[n/2];
    ll t2 = a[n/2 + 1];
    ll t3 = a[n/2 - 1];
    ll ans = 0,ans2 = 0,ans3 = 0;
    for(ll i=0; i<n; i++)
    {
        ans += abs(a[i]-total);
        ans2 += abs(a[i]- t2);
        ans3 += abs(a[i]- t3);
    }
    cout<<min(min(ans,ans2),ans3)<<endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'cin' was not declared in this scope
   10 |     cin>>n;
      |     ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include <queue>
  +++ |+#include <iostream>
    2 | using namespace std;
a.cc:17:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   17 |     sort(a,a+n);
      |     ^~~~
      |     short
a.cc:26:16: error: 'abs' was not declared in this scope; did you mean 'ans'?
   26 |         ans += abs(a[i]-total);
      |                ^~~
      |                ans
a.cc:30:5: error: 'cout' was not declared in this scope
   30 |     cout<<min(min(ans,ans2),ans3)<<endl;
      |     ^~~~
a.cc:30:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:30:36: error: 'endl' was not declared in this scope
   30 |     cout<<min(min(ans,ans2),ans3)<<endl;
      |                                    ^~~~
a.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    1 | #include <queue>
  +++ |+#include <ostream>
    2 | using namespace std;
Language: C++

#include <bits/stdc++.h>

using namespace std;

int fourThrowFiveUp(double n) {
    // fprintf(stderr, "debug print : n = %lf\n", n);	// 4debug
    if((int)(n * 10) >= 5) return (int)(n + 1);
    else return (int)n;
}

bool median(vector<int> *A, int length, int *ans) {
    sort((*A).begin(), (*A).end());
    if(length % 2 == 0) {
        *ans = ((*A)[length / 2] + (*A)[length / 2 - 1]) / 2.0;
        return false;
    }
    else {
        *ans = (*A)[length / 2];
        return true;
    }
}

int main() {
    int N, cnd;
    long long int ans1 = 0, ans2 = 0, ans3 = 0, tmp1 = 0, tmp2 = 0;
    double ave = 0.0;
    
    cin>>N;
    vector<int> A(N);
    for(int i = 0; i < N; i++) {
        cin>>A[i];
        A[i] -= i + 1;
        ave += A[i];
        // fprintf(stderr, "debug print : ave = %lf\n", ave);	// 4debug
    }
    ave /= N;
    
    cnd = fourThrowFiveUp(ave);
    // fprintf(stderr, "debug print : cnd = %d\n", cnd);	// 4debug
    
    for(int i = 0; i < N; i++) {
        ans1 += abs(A[i] - cnd);
        ans2 += abs(A[i] - cnd + 1);
        ans3 += abs(A[i] - cnd - 1);
    }

    if(!median(&A, N, &med)) {
        for(int i = 0; i < N; i++) {
            tmp1 += abs(A[i] - med);
            tmp2 += abs(A[i] - med - 1);
        }
        if(tmp1 > tmp2) {
            tmp1 = tmp2;
        }
    }
    else {
        for(int i = 0; i < N; i++) {
            tmp1 += abs(A[i] - med);
        }
    }

    printf("%lld\n", min(min(tmp1, ans1), min(ans2, ans3)));

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:47:24: error: 'med' was not declared in this scope
   47 |     if(!median(&A, N, &med)) {
      |                        ^~~
Language: C++

#include<bits/stdc++.h>

using namespace std;
int main(){
  int N,i,kanasisa=0,pramai=0,j,tmp,pras=0,mainas=0;
  cin >> N;
  int a[200000],p[200000],m[200000];
  for (i=0; i!=N; i++){
    cin >> a[i];
    if(a[>=0]) {
      pramai++;
      pras++;
      p[pras-1]=a[i];
    }
    if(a[i]<0) {
      pramai--;
      mainas++;
      a[i]=-a[i];
      m[mainas-1]=a[i];
    }
    kanasisa=kanasisa+a[i];
  }
  if(pramai=0) cout << kanasisa << endl;
  else if(pramai>0) {
    for (i=0; i<pras; ++i){
      for (j=i+1; j<pras; ++j){
        tmp = p[i];
        p[i] = p[j];
        p[j] = tmp;
      }
    }
    cout << kanasisa-p[pramai-1] << endl;
  }
  else if(pramai<0) {
    for (i=0; i<mainas; ++i){
      for (j=i+1; j<mainas; ++j){
        tmp = m[i];
        m[i] = m[j];
        m[j] = tmp;
      }
    }
    pramai=-pramai;
    cout << kanasisa-m[pramai] << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:10: error: expected primary-expression before '>=' token
   10 |     if(a[>=0]) {
      |          ^~
Language: C++

using namespace std;

int main(void){
    int n;
    cin >> n;
    int a[200001];
    int k[200001];
    for(int b = 0; b < n; b++){
        cin >> a[b];
        k[b] = a[b];
    }

    sort(a, a + n);
    int ans = 0;
    int f = a[n/2] - n/2;
    for(int c = 0; c < n; c++){
        if(k[c] - f - c < 0)ans += f + c - k[c];
        else ans += k[c] - f - c;
    }
    cout << ans << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:5: error: 'cin' was not declared in this scope
    5 |     cin >> n;
      |     ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:13:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   13 |     sort(a, a + n);
      |     ^~~~
      |     short
a.cc:20:5: error: 'cout' was not declared in this scope
   20 |     cout << ans << endl;
      |     ^~~~
a.cc:20:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:20:20: error: 'endl' was not declared in this scope
   20 |     cout << ans << endl;
      |                    ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C++

int main() {
	long n, a[200000], i, ans, min = 114514, j, memo;
	scanf("%ld", &n);
	for (i = 1; i <= n; i++) {
		scanf("%ld", &a[i]);
		a[i] = a[i] - i;
	}
	for (i = -1000000; i < 1000000; i++) {
		ans = 0;

		for (j = 1; j <= n; j++) {
			ans = ans + abs(a[j] - i);
		}
		if (ans <= min) {
			min = ans;
		}
	}

	printf("%ld\n", min);

}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:9: error: 'scanf' was not declared in this scope
    3 |         scanf("%ld", &n);
      |         ^~~~~
a.cc:12:37: error: 'abs' was not declared in this scope; did you mean 'ans'?
   12 |                         ans = ans + abs(a[j] - i);
      |                                     ^~~
      |                                     ans
a.cc:19:9: error: 'printf' was not declared in this scope
   19 |         printf("%ld\n", min);
      |         ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | int main() {
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[200000];

int main(){
        int x;
        int n;
        int m=0;
        int sum=0;
        cin>>n;
        for(int i=0;i<n;i++){
                cin>>a[i];
                a[i]-=(i+1);
                if(a[i]<0){
                        m++;
                }
                sum+=a[i];
        }
        int k=n-m-m;
        int b=sum/abs(k);
        m=0;
        sum=0;
        for(int i=0;i<n;i++){
                                a[i]-=b;
                                if(a[i]<0){
                                                        m++;
                                }
                                sum+=abs(a[i]);
        }
        int k=n-m-m;
        if(k>0){
        while(k>0){
                int s=0;
                m=0;
                for(int i=0;i<n;i++){
                        a[i]--;
                        if(a[i]<0){
                                m++;
                        }
                        s+=abs(a[i]);
                }
                k=n-m-m;
                if(s<sum){
                        sum=s;
                }
    }
        cout<<sum;
        }
        else{
        while(k<0){
                int s=0;
                m=0;
                for(int i=0;i<n;i++){
                        a[i]++;
                        if(a[i]<0){
                                m++;
                        }
                        s+=abs(a[i]);
                }
                k=n-m-m;
                if(s<sum){
                        sum=s;
                }
    }
        cout<<sum;
        }

        return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:13: error: redeclaration of 'int k'
   30 |         int k=n-m-m;
      |             ^
a.cc:19:13: note: 'int k' previously declared here
   19 |         int k=n-m-m;
      |             ^
Language: C

#include <stdio.h>
#include <stdlib.h>



int main(void)
{
  int N,i;
  int ans;
  int A[150], num[150], abs[150];
  scanf("%d", &N);
  for(i = 0;i < N;i++){
      scanf("%d", &A[i]);
  }
  for(n = 0;n < N;n++){
    num[n] = A[n]-(n+1);
  }
  int mode = 0;
  int cnt = 0;
  int temp_mode, temp_cnt;
  for(i = 0; i < 20; i++){
      temp_cnt = 1;
      for(j = i + 1; j < 20; j++){
        if( num[i] == num[j]){
          temp_cnt++;
        }
      }
      if( temp_cnt > cnt){
        cnt = temp_cnt;
        mode = num[i];
      }
    }
  b = mode;
  for(n = 0;n < N; n++){
    abs[n] = A[n] - (b + n+1);
    if(abs[n] < 0) abs[n] *= -1;
    ans += abs[n];
  }
  printf("%d", ans);
}


Compiler output:
main.c: In function 'main':
main.c:15:7: error: 'n' undeclared (first use in this function)
   15 |   for(n = 0;n < N;n++){
      |       ^
main.c:15:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:23:11: error: 'j' undeclared (first use in this function)
   23 |       for(j = i + 1; j < 20; j++){
      |           ^
main.c:33:3: error: 'b' undeclared (first use in this function)
   33 |   b = mode;
      |   ^
Language: C++

#include<bits/stdc++.h>
const int INF = 1e9;
const int MOD = 1e9+7;
using LL = long long;
const LL LINF = 1e18;
using namespace std;
#define COUT(v) cout<<(v)<<endl
#define CIN(n)  int(n);cin >> (n)
#define SCIN(n) string(n);cin >> (n)
#define YES(n) cout<<((n)? "YES" : "NO")<<endl
#define Yes(n) cout<<((n)? "Yes" : "No")<<endl
#define POSSIBLE(n) cout << ((n) ? "POSSIBLE" : "IMPOSSIBLE"  ) << endl
#define Possible(n) cout << ((n) ? "Possible" : "Impossible"  ) <<endl

#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n) for(int i=0;i<(n);++i)
#define REPR(i,n) for(int i=n;i>=0;i--)

#define FOREACH(x,a) for(auto& (x) : (a) )

#define ALL(obj) (obj).begin(),(obj).end()

#define P pair<int,int>
#define I vector<int>
#define S set<int>
#define pb(v) push_back(v)
#define V vector
#define rt return
#define rmsame(a) sort(ALL(a)),a.erase(unique(ALL(a)), a.end())

typedef string::const_iterator State;
class PalseError {};
class Edge{
public:
    int from,to,value;
    Edge(int a,int b,int c){
        from = a;
        to = b;
        value = c;
    }
    Edge(int a,int b){
        from = a;
        to = b;
    }
};
int calc(int n,I vec){
    int ins = 0;
    REP(a,vec.size()){
        ins += abs(vec.at(a)-n);
    }
    return ins;
}
int main(){
    CIN(N);
    V<LL> vec;
    REP(a,N){
        CIN(b);
        vec.pb(b-a-1);
    }
    LL ma = *max_element(ALL(vec));
    LL mi = *min_element(ALL(vec));
    while(true){
        if(abs(ma-mi) <= 3){
            break;
        }
        LL ins1 = (ma-mi)*2/3 + mi;
        LL ins2 = (ma-mi)/3 + mi;
        if(calc(ins1,vec) > calc(ins2,vec)){
            ma = ins1;
        }else{
            mi = ins2;
        }
    }
    LL ans = LINF;
    for(int a = mi;a <= ma;a++){
        ans = min(ans,calc(a,vec));
    }
    COUT(ans);
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:68:22: error: could not convert 'vec' from 'vector<long long int>' to 'vector<int>'
   68 |         if(calc(ins1,vec) > calc(ins2,vec)){
      |                      ^~~
      |                      |
      |                      vector<long long int>
a.cc:68:39: error: could not convert 'vec' from 'vector<long long int>' to 'vector<int>'
   68 |         if(calc(ins1,vec) > calc(ins2,vec)){
      |                                       ^~~
      |                                       |
      |                                       vector<long long int>
a.cc:76:30: error: could not convert 'vec' from 'vector<long long int>' to 'vector<int>'
   76 |         ans = min(ans,calc(a,vec));
      |                              ^~~
      |                              |
      |                              vector<long long int>
Language: C++

#include<stdio.h>
#include<stdlib.h>

int kanasimi(int num[],int N,int b){
	int answer =0;
	for(int i=0;i<N;i++){
		return+=abs(num[i]-b-1);
	}
	
	return answer;
}


int main(void){
	int N;
	scanf("%d",&N);
	int num[N];
	int MAX=0;
	int min=0;
	
	scanf("%d",num);
	int MAX=num[0]+1;
	int min=num[0]+1;
	
	
	for(int i=1;i<N;i++){
		scanf("%d",num+i);
		if(MAX<(num[i]+i+1)){
			MAX=num[i]+i;
		}
		if(min>(num[i]+i+1)){
			min=num[i]+i;
		}
	}
	
	int answer=kanasimi(num,N,min);
	
	for(int b=min+1 ; b<=MAX ; b++){
		if( answer> kanasimi(num,N,b)){
			answer=kanasimi(num,N,b);
		}
	}
	
	return 0;
}

Compiler output:
a.cc: In function 'int kanasimi(int*, int, int)':
a.cc:7:23: error: expected primary-expression before '+=' token
    7 |                 return+=abs(num[i]-b-1);
      |                       ^~
a.cc: In function 'int main()':
a.cc:22:13: error: redeclaration of 'int MAX'
   22 |         int MAX=num[0]+1;
      |             ^~~
a.cc:18:13: note: 'int MAX' previously declared here
   18 |         int MAX=0;
      |             ^~~
a.cc:23:13: error: redeclaration of 'int min'
   23 |         int min=num[0]+1;
      |             ^~~
a.cc:19:13: note: 'int min' previously declared here
   19 |         int min=0;
      |             ^~~
Language: C++

#include <iostream>
using namespace std;
int main()
{
    int n;
    cin >> n;
    int a[n];
    long long s = -n * (n + 1) / 2;
    for (int i = 0; i < n; i++) {
        cin >> a[i];
        s += a[i];
    }   
    int b = s / n;
    //cout << b;
    long long as = 0;
    long long as0 = 0;
    long long as1 = 0;
    for (int i = 0; i < n; i++) {
        as0 += a[i] - b - i > 0 ? a[i] - b - i : -(a[i] - b - i); 
    }   
    for (int i = 0; i < n; i++) {
        as1 += a[i] - b - 1 - i > 0 ? a[i] - b - 1 - i : -(a[i] - b - 1 - i); 
    }   
    as = as0 < as1 ? as0 : as1;
    cout << as; 
}
~                 

Compiler output:
a.cc:27:2: error: expected class-name at end of input
   27 | ~
      |  ^
Language: C++

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


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

Compiler output:
a.cc: In function 'int main()':
a.cc:16:14: error: array must be initialized with a brace-enclosed initializer
   16 |     int k[c]=0;
      |              ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void){
    // Your code here!
    int n,j;
    int a[300000];
    cin >> n;
    int t=0;
    for(j=1;j<n+1;++j){
        cin >> a[j];
        t+=a[j]-j;
    }
    int t1,t2,t3,s,m;
    s=t/n;
    t1=0;t2=0;t3=0;t4=0;t5=0;
    for(j=1;j<n+1;j++){
        t1+=abs(a[j]-j-1-s);
        t2+=abs(a[j]-j-s);
        t3+=abs(a[j]-j-s+1);
        t4+=abs(a[j]-j-s+2);
        t5+=abs(a[j]-j-s-2);
    }
    m=t1;
    if(t2<m) m=t2;
    if(t3<m) m=t3;
    if(t4<m) m=t4;
    if(t5<m) m=t5;
    cout << int(m) <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:20: error: 't4' was not declared in this scope; did you mean 't3'?
   15 |     t1=0;t2=0;t3=0;t4=0;t5=0;
      |                    ^~
      |                    t3
a.cc:15:25: error: 't5' was not declared in this scope; did you mean 't3'?
   15 |     t1=0;t2=0;t3=0;t4=0;t5=0;
      |                         ^~
      |                         t3
Language: C++

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


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

Compiler output:
a.cc: In function 'int main()':
a.cc:16:14: error: array must be initialized with a brace-enclosed initializer
   16 |     int k[c]=0;
      |              ^
a.cc:23:26: error: expected '}' at end of input
   23 |     cout << k[0] << endl;
      |                          ^
a.cc:8:12: note: to match this '{'
    8 | int main() {
      |            ^
Language: C++

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

using namespace std;

int main() {
	int n;
	int sum = 0,minv=1000000001;
	cin >> n;
	vector<int> a(n);
	for (int i = 0; i < n; i++)cin >> a[i];
	int max = *max_element(a.begin(), a.end());
	int min = *min_element(a.begin(), a.end());
	//cout << max << endl;

	if (max == n) {
		int b = max - n;
	}else {
		int b = min - max;
	}
	
	
	for (int i = 1; i <= n; i++) {
		sum += abs(a[i - 1] - (b + i));//ok
	}
	/*if (min(minv, sum) == sum) {
		minv = sum;
	}*/

	cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:40: error: 'b' was not declared in this scope
   26 |                 sum += abs(a[i - 1] - (b + i));//ok
      |                                        ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[200001];
int main()
{
    int i,n,j,ans=0x7fffffff,s,e=0,st=0x7fffffff;
    scanf("%d",&n);
    for(i=1;i<=n;i++)
    {
		scanf("%d",&a[i]);
		a[i]=abs(a[i]-i);
		st=min(a[i],st);
		e=max(a[i],e);
	}
	for(i=st;i<=e;;i++)
	{
		s=0;
		for(j=1;j<=n;j++)
			s+=abs(a[j]-i);
		//for(j=1;j<=n;j++)
		//	printf("%d",abs(a[j]-i));
		//printf("***%d\n",s);
		if(s>=ans)
			break;
		ans=min(s,ans);
	}
	printf("%d",ans);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:23: error: expected primary-expression before ';' token
   15 |         for(i=st;i<=e;;i++)
      |                       ^
a.cc:15:23: error: expected ')' before ';' token
   15 |         for(i=st;i<=e;;i++)
      |            ~          ^
      |                       )
a.cc:15:27: error: expected ';' before ')' token
   15 |         for(i=st;i<=e;;i++)
      |                           ^
      |                           ;
Language: C++

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


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

Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: array must be initialized with a brace-enclosed initializer
   15 |     int k[a[0]]=0;
      |                 ^
Language: C

#include<stdio.h>
#include<math.h>
int zettai(int x,int y){
  if(x-y > 0) return x-y;
  else return y-x;
}
int main(){
  int N,i,sum,b,ans1,ans2,ans3,min;
  int A[200000];
  ans1 = 0;
  ans2 = 0;
  ans3 = 0;
  sum = 0;
  scanf("%d",&N);
  for(i=0;i<N;i++){
    scanf("%d",&A[i]);
    A[i] = A[i] - i;
    sum += A[i];
  }
  b = sum / N;
  for(i=0;i<N;i++){
    ans1 += zettai(A[i],b);
    ans2 += zettai(A[i],b-1);
    ans3 += settai(A[i],b+1);
  }
  min = ans1;
  if(min>ans2) min=ans2;
  if(min>ans2) min=ans3;
  printf("%d\n",min);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:24:13: error: implicit declaration of function 'settai'; did you mean 'zettai'? [-Wimplicit-function-declaration]
   24 |     ans3 += settai(A[i],b+1);
      |             ^~~~~~
      |             zettai
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
#include <limits>
#include <vector>
#include <cstdio>
#include <bits/stdc++.h>
#include <set>
#include <map>
#include <stdio.h>
#include <stack>
#include <queue>
using namespace std;
using ll = long long;
map <int ,int> mpa,mpb;
typedef pair<ll, ll> P;
priority_queue<P, vector<P>, greater<P>> pque;

int main(){
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  ll N;
  cin >> N;
  ll a[N+1];
  ll t=0;
  ll cnt=0;
  ll cntp=0;
  double sum=0;
  ll sump=0;
  ll ans=0;
  for(int i=1;i<=N;i++){
    cin >> t;
    a[i]=t-i;
  }
  for(int j=0;j<=10;j++){
    for(int i=1;i<=N;i++){
      if(a[i]<0){
        sum+=a[i]+j;
      }
      else{
        sum+=a[i]-j;
      }
    }
    ans=min(ans,sum);
  }
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:12: error: no matching function for call to 'min(ll&, double&)'
   44 |     ans=min(ans,sum);
      |         ~~~^~~~~~~~~
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:44:12: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'double')
   44 |     ans=min(ans,sum);
      |         ~~~^~~~~~~~~
/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:44:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   44 |     ans=min(ans,sum);
      |         ~~~^~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
#define F first
#define S second
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pcc pair<char,char>
#define vi vector <int>
#define vl vector <ll>
#define sd(x) scanf("%d",&x)
#define slld(x) scanf("%lld",&x)
#define pd(x) printf("%d",x)
#define plld(x) printf("%lld",x)
#define pds(x) printf("%d ",x)
#define pllds(x) printf("%lld ",x)
#define pdn(x) printf("%d\n",x)
#define plldn(x) printf("%lld\n",x)
#define INF 2e9
#define INFLL 4e18
#define spn setprecision
#define fr(x,a,b,c) for(int x = a; x <= b; x+=c)
using namespace std;
ll multiply(ll num1, ll num2, ll mod) { // with mod > 1e9
	ll ans = 0;
	num1 %= mod;
	num2 %= mod;
	while (num2) {
		if (num2&1) {
			ans += num1;
			ans %= mod;
		}
		num1 *= 2;
		num1 %= mod;
		num2 /= 2;
	}
	return ans;
}
ll powmod2(ll base,ll exponent,ll mod){ // with mod > 1e9
	ll ans = 1;
	while (exponent) {
		if (exponent&1) {
			ans = multiply(ans, base, mod);
		}
		base = multiply(base, base, mod);
		exponent /= 2;
	}
	return ans;
}
ll powmod(ll base,ll exponent,ll mod){ // with mod < 1e9
	ll ans=1;
	while(exponent){
		if(exponent&1)ans=(ans*base)%mod;
		base=(base*base)%mod;
		exponent/=2;
	}
	return ans;
}
ll gcd(ll a, ll b){
	if(b==0) return a;
	else return gcd(b,a%b);
}
const int upperlimit = 1e6+100;
const int mod = 1e9+7;
int arr[upperlimit];
int main() {
	int n;
	sd(n);
	for(int i = 1; i <= n; i++){
		sd(arr[i]);
		arr[i]-=i;
	}
	sort(arr+1,arr+n+1);
	int ind=(n+1)/2;
	ll sum=0;
	for(int i = 1; i <= n; i++){
		sum+=abs(arr[i]-arr[ind]);
	}
	pLLds(sum);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:80:9: error: 'pLLds' was not declared in this scope; did you mean 'pllds'?
   80 |         pLLds(sum);
      |         ^~~~~
      |         pllds
Language: C++

#include<iostream>

using namespace std;
int main()
{
    int N;
    cin >> N;
    
    
    int a[N];
    int min=INT_MAX;
    int max=0;
    
    for(int i=0;i<N;i++){
        cin >> a[i];
        if(max<a[i]){
            max=a[i];
        }
    }

    for(int b=0;b<max+1;b++){
        
        int sum=0;
        
        for(int i=0;i<N;i++){
            sum=sum+abs(a[i]-(b+(i+1)));
        }

    
        if(min>sum){
            min=sum;
        }
        
    }
    cout<< min << endl;
    
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:13: error: 'INT_MAX' was not declared in this scope
   11 |     int min=INT_MAX;
      |             ^~~~~~~
a.cc:2:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    1 | #include<iostream>
  +++ |+#include <climits>
    2 |
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long l;
typedef string ss;
typedef char cc;
typedef long double dd;
l a(l x){
    if(x>0) return 1;
    else if(x) return -1;
    else return 0;
}
int main(){
   l n,c=0,d=0,e=0;
   cin>>n;
   l a[n],b[n];
   for(l i=0;i<n;i++){
       cin>>a[i];
       b[i]=a[i]-i-1;
       c+=abs(b[i]);
   }
   while(1){
       if(e!=1){
       for(l i=0;i<n;i++){
           b[i]--;
           d+=abs(b[i]);
       }
       }
       if(c<d&&e!=-1){
           d=0;
           for(l i=0;i<n;i++){
               b[i]+=min(2-e,2);
               d+=abs(b[i]);
           }
           if(c>d){e=1; c=d;}
           else break;
       }
       else {c=d; e=-1;}
   }
   cout<<c<<endl;
   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:25: error: no matching function for call to 'min(l, int)'
   31 |                b[i]+=min(2-e,2);
      |                      ~~~^~~~~~~
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:31:25: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   31 |                b[i]+=min(2-e,2);
      |                      ~~~^~~~~~~
/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:31:25: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   31 |                b[i]+=min(2-e,2);
      |                      ~~~^~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[200000];

int main(){
	int x;
	int n;
	int m=0;
	int sum=0;
	cin>>n;
	for(int i=0;i<n;i++){
		cin>>a[i];
		a[i]-=(i+1);
		if(a[i]<0){
			m++;
		}
		sum+=abs(a[i]);
	}
	int k=n-m-m;
	if(k>0){
	while(k>0){
		int s=0;
		m=0;
		for(int i=0;i<n;i++){
			a[i]--;
			if(a[i]<0){
				m++;
			}
			s+=abs(a[i]);
		}
		k=n-m-m;
		if(s<sum){
			sum=s;
		}
	cout<<sum;
	}
	else{
	while(k<0){
		int s=0;
		m=0;
		for(int i=0;i<n;i++){
			a[i]++;
			if(a[i]<0){
				m++;
			}
			s+=abs(a[i]);
		}
		k=n-m-m;
		if(s<sum){
			sum=s;
		}
	cout<<sum;
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:37:9: error: expected '}' before 'else'
   37 |         else{
      |         ^~~~
a.cc:20:16: note: to match this '{'
   20 |         if(k>0){
      |                ^
a.cc:55:2: error: expected '}' at end of input
   55 | }
      |  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include <iostream>
using namespace std;
int main() {
  int n;
  cin>>n;
  int a[200000];
  double sum=0;
  for(int i=0;i<n;i++){
    cin>>a[i];
    a[i]-=(i+1);
    sum+=a[i];
  }
  int d=std::round(sum/n);
  int ans=0;
  for(int i=0;i<n;i++){
    ans+=abs(a[i]-d);
  }
  cout<<ans;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: 'round' is not a member of 'std'
   13 |   int d=std::round(sum/n);
      |              ^~~~~
Language: C++

#include <iostream>
#include <vector>

using namespace std;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);	
	int n;
	cin >> n;
	vector<int> arr(n+1);
	int tmp;
	int b = 0;
	int i;
	for(i = 1; i <= n; ++i)  {
		cin >> tmp;
		arr[i] = tmp - i;
		b += arr[i];
	}
	double hm = double(b) / n;
	double res = 0;
	for (i = 1; i <= n; ++i) {
		res += fabs(double(arr[i]) - hm);
	}

	cout << int(res) << endl;
	// system("pause");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:24: error: 'fabs' was not declared in this scope; did you mean 'labs'?
   23 |                 res += fabs(double(arr[i]) - hm);
      |                        ^~~~
      |                        labs
Language: C++

using namespace std;

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

  long long temp[n];

  for(int i=0; i<n; i++){
    a[i] = a[i] - i - 1;
  }
  
  long long b = -20000LL;
  long long sum = 0LL;
  long long min = 10000000000000LL;
  long long count=0;
  for(; b<10000000001;b++){
    sum = 0;
    for(int i=0; i<n; i++){
      temp[i] = abs(a[i] - b);
      sum = sum + temp[i];
      if(sum > min){
	break;
      }      
    }
    if(sum < min){
      min = sum;
      //cout << min << endl;
    }
    else{
      count++;
      if(count > 10000){
	break;
      }
    }
    
  }
  
  cout << min << endl;
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> n;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:25:17: error: 'abs' was not declared in this scope
   25 |       temp[i] = abs(a[i] - b);
      |                 ^~~
a.cc:44:3: error: 'cout' was not declared in this scope
   44 |   cout << min << endl;
      |   ^~~~
a.cc:44:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:44:18: error: 'endl' was not declared in this scope
   44 |   cout << min << endl;
      |                  ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C++

# include<iostream># include<algorithm>using namespace std;int a[200005];int abs(int x){    if(x < 0)        return -x;    else        return x;}int main(void){    int n, i;    cin >> n;    for(i = 1; i <= n; ++i)    {        cin >> a[i];        a[i] -= i;    }    sort(a+1, a+1+n);    int sum = 0;    int b;    if(n%2 == 0)        b = (a[n/2]+a[n/2+1])/2;    else        b = a[n/2+1];    for(i = 1; i <= n; ++i)    {        sum = sum+abs(a[i]-b);    }    cout <<sum << endl;    return 0;}

Compiler output:
a.cc:1:20: warning: extra tokens at end of #include directive
    1 | # include<iostream># include<algorithm>using namespace std;int a[200005];int abs(int x){    if(x < 0)        return -x;    else        return x;}int main(void){    int n, i;    cin >> n;    for(i = 1; i <= n; ++i)    {        cin >> a[i];        a[i] -= i;    }    sort(a+1, a+1+n);    int sum = 0;    int b;    if(n%2 == 0)        b = (a[n/2]+a[n/2+1])/2;    else        b = a[n/2+1];    for(i = 1; i <= n; ++i)    {        sum = sum+abs(a[i]-b);    }    cout <<sum << endl;    return 0;}
      |                    ^
/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