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

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

#define rep(i, a, n)  for(int i=a; i<n; i++)
#define per(i, a, n)  for(int i=n-1; i>=a; i--)
#define fill0(n)  setfill('0') << right << setw(n)
#define all(x)  (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define MAX 1000000001
using namespace std;
typedef long long ll;

int n, k;

int main(){
  std::cin >> n >> k;
  int one;
  rep(i,1,n+1){
    std::cin >> a[i];
    if(a[i]==1)one=i;
  }
  int left = one-1;
  int right = n-one;
  int res = 0;
  rep(i,1,n){
    if(left <= 0 )break;
    left -= (k-1);
    res++;
  }
  rep(i,1,n){
    if(right <= 0 )break;
    right -= (k-1);
    // std::cout << left << right <<res<< '\n';
    res++;
  }
  std::cout << res << '\n';
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:17: error: 'a' was not declared in this scope
   30 |     std::cin >> a[i];
      |                 ^
Language: C++

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

int main() {
  int N,K;
  cin>>N>>K;
  ans=(N-1)/(K-1);
  cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'ans' was not declared in this scope; did you mean 'abs'?
    7 |   ans=(N-1)/(K-1);
      |   ^~~
      |   abs
Language: C++

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

int main() {
  int N,K,x,ans;
  cin>>N>>K;
  vector<int> a(N);
  for(int i=0;i<N;i++){
    cin>>a.at(i);
    if(a.at(i)==1)
      x=i;
  }
  ans=(x-2)/(K-1)+(N-k-1)/(k-1)+2;
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:22: error: 'k' was not declared in this scope
   13 |   ans=(x-2)/(K-1)+(N-k-1)/(k-1)+2;
      |                      ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int n,k;
  cin >> n >> k;
  answer = (n + k -1)/(k-1);
  cout << answer << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'answer' was not declared in this scope
    6 |   answer = (n + k -1)/(k-1);
      |   ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int n,k;
  cin >> n >> k;
  int answer += (n + k -1)/(k-1);
  cout << answer << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:14: error: expected initializer before '+=' token
    6 |   int answer += (n + k -1)/(k-1);
      |              ^~
a.cc:7:11: error: 'answer' was not declared in this scope
    7 |   cout << answer << endl;
      |           ^~~~~~
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:9:27: error: overloaded function with no contextual type information
    9 |     if(num[i] == 1) min = i;
      |                           ^
Language: C++

#include<iostream>
#include<vector>
#include<string>
#include<algorithm>
#define int long long 
using namespace std;
int gcd(int a, int b) {
	if (b == 0) {
		return a;
	}
	int r = a % b;
	return gcd(b, r);
}
unsigned main() {
	int n, k;
	cin >> n >> k;
	cout << (n-1)/(k-1) << endl;
}


Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

#include<iostream>
#include<vector>
#include<string>
#include<algorithm>
#define int long long 
using namespace std;
int gcd(int a, int b) {
	if (b == 0) {
		return a;
	}
	int r = a % b;
	return gcd(b, r);
}
unsigned main() {
	int n, k;
	cin >> n >> k;
	k--;
	int x = 0;
	for (int i = 0; i < n; i++) {
		int a;
		cin >> a;
		if (a == 1) {
			x = i;
		}
	}
	int ans = (x + k - 1) / k;
	ans += (n - x - 1 + k - 1) / k;
	cout << ans << endl;
}


Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C

#include <stdio.h>

int main(){
	int n,k,a[1000001],i,j,l;
  
  	scanf("%d%d",&n,&k);
  
  	for(i=0;i<n;i++){
		scanf("%d",&a[i]);
      if(a[i]==1){
		j=i;
    }
  
    if(j%k==0){
		if((n-j)%==0){
			l=j/k+(n-j)/k;
        }else{
          	l=j/k+(n-j)/k+1;
        }
    }else{
			l=j/k+(n-j)/k+2;
    }
    }

  	printf("%d",l);
}

Compiler output:
main.c: In function 'main':
main.c:15:27: error: expected expression before '=' token
   15 |                 if((n-j)%==0){
      |                           ^
Language: C

#include <stdio.h>
#include <string.h>
int main(){
  long long n;
  char m[12];
  int a;
  scanf("%lld",&n);

  sprintf(m,"%lld",n);

  for(int i=0;i<strlen(m);i++){
    a+=(int)m[i]-48;
    printf("%d\n",a);
  }

  if(n%a==0){
    printf("Yes");
  }else{
    printf("No");
  }
}
}
  



Compiler output:
main.c:22:1: error: expected identifier or '(' before '}' token
   22 | }
      | ^
Language: C++

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

int main()
{
	int N,K,a;
	
	cin >> N >> K;
	for(int i=0;i<N;i++)cin >> a;
	
	cout << N/(K-1) << endl;
	return 0;
}



Compiler output:
a.cc:2:19: error: missing terminating > character
    2 | #include<algorithm
      |                   ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;(i)<(n);(i)++)
#define FOR(i,m,n) for(int i=(m);(i)<(n);(i)++)
typedef long long ll;
int dx[4]={1,0,-1,0};
int dy[4]={0,1,0,-1};

int main(){
    int n,k;
    cin >> n >> k;
    int ans = (n-1)/(k-1)
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:5: error: expected ',' or ';' before 'cout'
   13 |     cout << ans << endl;
      |     ^~~~
Language: C++

/*******************************
 * written by Koki Riho
 * Rih0z https://github.com/Rih0z
 *******************************/

#include<iostream>
#include<map>
#include<vector>
#include<string>
#include<numeric>
#include<algorithm>
#include<cmath>

#define DEBUG false

#define FOR(i , a, b) for(size_t i = a ; i < b ; i++ )
#define REP(i,b) FOR(i , 0 , b)
#define RFOR(i,a,b) for(size_t i = a-1 ; i >= b ; i--)
#define RREP(i,a) RFOR(i,a,0)



typedef long long ll;
using namespace std;

double scandouble(void);
string scanString(void);

void scanLlArr(ll *a , double n);
void scanCharArr(char *string);

void prdoubledouble(double p);
void prdoubleLlArr(ll *a);
void prdoubleCharArr(char *string);


void perSum(ll *a , ll *sum ,double n);

/*************Global variable  **************/
double N ;
char str[26];
std::map<char,double> M ;
int K ;
/*******************************/

int main(){
  cin >> N >>K ;
  int ans ; 
  REP(i,N){
    int j = i+1;
    ans = K + (K-1)(j-1);
    if(ans >= N)
      break;
  }
  cout << ans << endl ;
  return 0 ;
}

//各地点までの部分和を計算する
void perSum(ll *a , ll *sum ,int n){
  int i ;
  sum[0] = a[0];
  for(i = 1 ; i < n ; i++){
    sum[i] = a[i] + sum[i-1];
  }

}


Compiler output:
a.cc: In function 'int main()':
a.cc:51:20: error: expression cannot be used as a function
   51 |     ans = K + (K-1)(j-1);
      |               ~~~~~^~~~~
Language: C++

/*******************************
 * written by Koki Riho
 * Rih0z https://github.com/Rih0z
 *******************************/

#include<iostream>
#include<map>
#include<vector>
#include<string>
#include<numeric>
#include<algorithm>
#include<cmath>

#define DEBUG false

#define FOR(i , a, b) for(size_t i = a ; i < b ; i++ )
#define REP(i,b) FOR(i , 0 , b)
#define RFOR(i,a,b) for(size_t i = a-1 ; i >= b ; i--)
#define RREP(i,a) RFOR(i,a,0)



typedef long long ll;
using namespace std;

double scandouble(void);
string scanString(void);

void scanLlArr(ll *a , double n);
void scanCharArr(char *string);

void prdoubledouble(double p);
void prdoubleLlArr(ll *a);
void prdoubleCharArr(char *string);


void perSum(ll *a , ll *sum ,double n);

/*************Global variable  **************/
double N ;
char str[26];
std::map<char,double> M ;
int K ;
/*******************************/

int main(){
  cin >> N >>K ;
  int ans ; 
  REP(i,N){
    int j = i+1;
    ans = K + (k-1)(j-1);
    if(ans >= N)
      break;
  }
  cout << ans << endl ;
  return 0 ;
}

//各地点までの部分和を計算する
void perSum(ll *a , ll *sum ,int n){
  int i ;
  sum[0] = a[0];
  for(i = 1 ; i < n ; i++){
    sum[i] = a[i] + sum[i-1];
  }

}


Compiler output:
a.cc: In function 'int main()':
a.cc:51:16: error: 'k' was not declared in this scope
   51 |     ans = K + (k-1)(j-1);
      |                ^
Language: C++

/*******************************
 * written by Koki Riho
 * Rih0z https://github.com/Rih0z
 *******************************/

#include<iostream>
#include<map>
#include<vector>
#include<string>
#include<numeric>
#include<algorithm>
#include<cmath>

#define DEBUG false

#define FOR(i , a, b) for(size_t i = a ; i < b ; i++ )
#define REP(i,b) FOR(i , 0 , b)
#define RFOR(i,a,b) for(size_t i = a-1 ; i >= b ; i--)
#define RREP(i,a) RFOR(i,a,0)



typedef long long ll;
using namespace std;

double scandouble(void);
string scanString(void);

void scanLlArr(ll *a , double n);
void scanCharArr(char *string);

void prdoubledouble(double p);
void prdoubleLlArr(ll *a);
void prdoubleCharArr(char *string);


void perSum(ll *a , ll *sum ,double n);

/*************Global variable  **************/
double N ;
char str[26];
std::map<char,double> M ;
int K ;
/*******************************/

int main(){
  cin >> N >>K ;
  int ans ; 
  REP(i,N){
    ans = K + (k-1)(i-1);
    if(ans >= N)
      break;
  }
  cout << ans << endl ;
  return 0 ;
}

//各地点までの部分和を計算する
void perSum(ll *a , ll *sum ,int n){
  int i ;
  sum[0] = a[0];
  for(i = 1 ; i < n ; i++){
    sum[i] = a[i] + sum[i-1];
  }

}


Compiler output:
a.cc: In function 'int main()':
a.cc:50:16: error: 'k' was not declared in this scope
   50 |     ans = K + (k-1)(i-1);
      |                ^
Language: C++

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

using namespace std;

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

	for (size_t i = 0; i < N; i++) {
		int a;
		cin >> a;
		A.push_back(a);
	}

	int N = ((N-1) + (K-2)) / (K-1);

	cout << N << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:13: error: redeclaration of 'int N'
   18 |         int N = ((N-1) + (K-2)) / (K-1);
      |             ^
a.cc:8:13: note: 'int N' previously declared here
    8 |         int N, K;
      |             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int N,K;
  cin >> N >> K;
  vector<int> A(N);
  for(int i=1;i<=N;i++){cin >> A[i];}
  int m=100000;
  int a;
  int count=0;
  for(int i=1;i<=N;i++){
    if(m>A[i]){m=A[i]; a=i;}
  }
  if((a-1)%(K-1)==0){count+=(a-1)/(K-1);}
  else{count+=(a-1)/(K-1)+1;}
  for(int i=a;i<N;i++){
    count++;
    for(int j=i;j-i<=K-1;j++){
      if(j==N

Compiler output:
a.cc: In function 'int main()':
a.cc:20:14: error: expected ')' at end of input
   20 |       if(j==N
      |         ~    ^
      |              )
a.cc:20:14: error: expected statement at end of input
a.cc:20:14: error: expected '}' at end of input
a.cc:19:30: note: to match this '{'
   19 |     for(int j=i;j-i<=K-1;j++){
      |                              ^
a.cc:20:14: error: expected '}' at end of input
   20 |       if(j==N
      |              ^
a.cc:17:23: note: to match this '{'
   17 |   for(int i=a;i<N;i++){
      |                       ^
a.cc:20:14: error: expected '}' at end of input
   20 |       if(j==N
      |              ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main()
{
    long long flag,i,n,k,a[100001],ans=0;
    double ap;
    scanf("%lld%lld",&n,&k);
    if(n==k){
        printf("1");
        return 0;
    }
    ap=(n-1)/(k-1);
    ans=ceil(ap)
    for(i=0;i<n;i++){
        scanf("%lld",&a[i]);
        if(a[i]==1){
            flag=i;
        }
    }
    if(flag==0){}
    else if(flag%(k-1)!=0){
        ans+=flag/(k-1)+1;
    }else{
        ans+=flag/(k-1);
    }
    if(flag==(n-1)){}
    else if((n-flag-1)%(k-1)!=0){
        ans+=(n-flag-1)/(k-1)+1;
    }else{
        ans+=(n-flag-1)/(k-1);
    }
    printf("%lld",ans);
    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:14:17: error: expected ';' before 'for'
   14 |     ans=ceil(ap)
      |                 ^
      |                 ;
   15 |     for(i=0;i<n;i++){
      |     ~~~
Language: C++

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

using ll = long long;
using P = pair<int, int>;

const int INF = 1e9;
const int MOD = 1e9 + 7;

// 4近傍、8近傍
int dx[] = {1, 0, -1, 0, 1, -1, -1, 1};
int dy[] = {0, 1, 0, -1, 1, 1, -1, -1};

int main() {
  // 入力
  int N, K;
  cin >> N >> K;
  int a[N];
  int idx1;
  for (int i = 0; i < N; i++) {
    scanf("%d", a + i);
    if (a[i] == 1) idx = i;
  }

  int ans = 0;
  // 1の左側からやるパターン
  int idx = idx1;
  if (idx > 0) {
    ans += (idx + K - 2) / (K - 1);
    if (ans == 1) {
      idx += (K - 1) - idx;
    }
  }
  int tmp = N - idx - 1;
  ans += (tmp + K - 2) / (K - 1);

  // 1の右側からやるパターン
  idx = N - idx1 - 1;
  int ans2 = 0;
  if (idx > 0) {
    ans2 += (idx + K - 2) / (K - 1);
    if (ans2 == 1) {
      idx += (K - 1) - idx;
    }
  }
  tmp = N - idx - 1;
  ans += (tmp + K - 2) / (K - 1);

  // 解答
  cout << min(ans, ans2) << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:20: error: 'idx' was not declared in this scope; did you mean 'idx1'?
   22 |     if (a[i] == 1) idx = i;
      |                    ^~~
      |                    idx1
Language: C++

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

using ll = long long;
using P = pair<int, int>;

const int INF = 1e9;
const int MOD = 1e9 + 7;

// 4近傍、8近傍
int dx[] = {1, 0, -1, 0, 1, -1, -1, 1};
int dy[] = {0, 1, 0, -1, 1, 1, -1, -1};

int main() {
  // 入力
  int N, K;
  cin >> N >> K;
  int a[N];
  int idx1;
  for (int i = 0; i < N; i++) {
    scanf("%d", a + i);
    if (a[i] == 1) idx = i;
  }

  int ans = 0;
  // 1の左側からやるパターン
  int idx = idx1;
  if (idx > 0) {
    ans += (idx + K - 2) / (K - 1);
    if (ans == 1) {
      idx += (K - 1) - idx;
    }
  }
  int tmp = N - idx - 1;
  ans += (tmp + K - 2) / (K - 1);

  // 1の右側からやるパターン
  int idx = N - idx1 - 1;
  int ans2 = 0;
  if (idx > 0) {
    ans2 += (idx + K - 2) / (K - 1);
    if (ans2 == 1) {
      idx += (K - 1) - idx;
    }
  }
  tmp = N - idx - 1;
  ans += (tmp + K - 2) / (K - 1);

  // 解答
  cout << min(ans, ans2) << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:20: error: 'idx' was not declared in this scope; did you mean 'idx1'?
   22 |     if (a[i] == 1) idx = i;
      |                    ^~~
      |                    idx1
a.cc:38:7: error: redeclaration of 'int idx'
   38 |   int idx = N - idx1 - 1;
      |       ^~~
a.cc:27:7: note: 'int idx' previously declared here
   27 |   int idx = idx1;
      |       ^~~
Language: C++

#[allow(unused_macros)]
macro_rules! input {
    (source = $s:expr, $($r:tt)*) => {
        let mut iter = $s.split_whitespace();
        let mut next = || { iter.next().unwrap() };
        input_inner!{next, $($r)*}
    };
    ($($r:tt)*) => {
        let stdin = std::io::stdin();
        let mut bytes = std::io::Read::bytes(std::io::BufReader::new(stdin.lock()));
        let mut next = move || -> String{
            bytes
                .by_ref()
                .map(|r|r.unwrap() as char)
                .skip_while(|c|c.is_whitespace())
                .take_while(|c|!c.is_whitespace())
                .collect()
        };
        input_inner!{next, $($r)*}
    };
}

#[allow(unused_macros)]
macro_rules! input_inner {
    ($next:expr) => {};
    ($next:expr, ) => {};

    ($next:expr, $var:ident : $t:tt $($r:tt)*) => {
        let $var = read_value!($next, $t);
        input_inner!{$next $($r)*}
    };
}

#[allow(unused_macros)]
macro_rules! read_value {
    ($next:expr, ( $($t:tt),* )) => {
        ( $(read_value!($next, $t)),* )
    };

    ($next:expr, [ $t:tt ; $len:expr ]) => {
        (0..$len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
    };

    ($next:expr, chars) => {
        read_value!($next, String).chars().collect::<Vec<char>>()
    };

    ($next:expr, usize1) => {
        read_value!($next, usize) - 1
    };

    ($next:expr, $t:ty) => {
        $next().parse::<$t>().expect("Parse error")
    };
}

#[allow(unused_imports)]
use std::cmp::{min, max};

fn main() {
    input!{
        n: usize,
        k: usize,
    }
    let mut ans = (n - k) / (k - 1) + 1;
    if (n - k) % (k - 1) != 0 {
        ans += 1;
    }
    println!("{}", ans);
}


Compiler output:
a.cc:1:2: error: invalid preprocessing directive #[
    1 | #[allow(unused_macros)]
      |  ^
a.cc:23:2: error: invalid preprocessing directive #[
   23 | #[allow(unused_macros)]
      |  ^
a.cc:34:2: error: invalid preprocessing directive #[
   34 | #[allow(unused_macros)]
      |  ^
a.cc:41:10: error: too many decimal points in number
   41 |         (0..$len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
      |          ^~~~~~~
a.cc:57:2: error: invalid preprocessing directive #[
   57 | #[allow(unused_imports)]
      |  ^
a.cc:2:1: error: 'macro_rules' does not name a type
    2 | macro_rules! input {
      | ^~~~~~~~~~~
a.cc:24:1: error: 'macro_rules' does not name a type
   24 | macro_rules! input_inner {
      | ^~~~~~~~~~~
a.cc:35:1: error: 'macro_rules' does not name a type
   35 | macro_rules! read_value {
      | ^~~~~~~~~~~
a.cc:58:1: error: 'use' does not name a type
   58 | use std::cmp::{min, max};
      | ^~~
a.cc:60:1: error: 'fn' does not name a type
   60 | fn main() {
      | ^~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int N,K,A[100000];
int minA = 99999999,min_ind;

int solve(int index,int n,int k){
 int sum = 1,ans - 0;
 
 for(int L = index;L >= 0;L--){
		if(sum == 1 && L-1 >= 0) ans++;
    if(sum == k - 1){
        sum = 0;
    }
    sum++;
 }

 sum = 1;
 for(int R = index;R < N;R++){
		if(sum == 1 && R+1 < N) ans++;
    if(sum == k - 1){
        sum = 0;
    }
    sum++;
 }

 return ans;
}

int main(){
 cin >> N >> K;
 for(int i = 0;i < N;i++){
    scanf("%d",&A[i]);
    if(minA > A[i]){
        minA = A[i];
        min_ind = i;
    }
 }

 printf("%d\n",solve(min_ind,N,K));

 return 0;
}



Compiler output:
a.cc: In function 'int solve(int, int, int)':
a.cc:7:18: error: expected initializer before '-' token
    7 |  int sum = 1,ans - 0;
      |                  ^
a.cc:10:42: error: 'ans' was not declared in this scope; did you mean 'abs'?
   10 |                 if(sum == 1 && L-1 >= 0) ans++;
      |                                          ^~~
      |                                          abs
a.cc:19:41: error: 'ans' was not declared in this scope; did you mean 'abs'?
   19 |                 if(sum == 1 && R+1 < N) ans++;
      |                                         ^~~
      |                                         abs
a.cc:26:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   26 |  return ans;
      |         ^~~
      |         abs
Language: C++

#include <iostream>

using namespace std;

int main()
{
  int N, K;
  cin >> N >> K;
  vector<int> A(N);
  for(int i = 0; i < N; i++){
    cin >> A.at(i);
  }
  N -= K;
  int ans = 1;
  while(N - K + 1 >= 0){
    N -= K - 1;
    ans++;
  }
  cout << ans;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'vector' was not declared in this scope
    9 |   vector<int> A(N);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | 
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int> A(N);
      |          ^~~
a.cc:11:12: error: 'A' was not declared in this scope
   11 |     cin >> A.at(i);
      |            ^
Language: Java

import java.util.Scanner;
import java.util.List;
import java.util.ArrayList;
public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int S = sc.nextInt();
		List<Integer> list1 = new ArrayList<>();
		int count = 0;
		for(int i = 0; i < N; i++){
			int a = sc.nextInt();
			list1.add(a);
			if(a==1){
				count =i;
			}
		}
		if( i%S+ (N-i)%S <= S-1){
			System.out.println(count/S+(N-count)/S+1);
			return;
		}else {
			System.out.println(count/S+(N-count)/S+2);
		}
	}
}

Compiler output:
Main.java:18: error: cannot find symbol
		if( i%S+ (N-i)%S <= S-1){
		    ^
  symbol:   variable i
  location: class Main
Main.java:18: error: cannot find symbol
		if( i%S+ (N-i)%S <= S-1){
		            ^
  symbol:   variable i
  location: class Main
2 errors
Language: Java

import java.util.Scanner;
import java.util.List;
import java.util.ArrayList;
public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int S = sc.nextInt();
		List<Integer> list1 = new ArrayList<>();
		int count = 0;
		for(int i = 0; i < N; i++){
			int a = sc.nextInt();
			list1.add(a);
			if(a==1){
				count =i;
			}
		}
		if( i%S+ (N-i)%S <= S-1){
			System.out.println(i/S+(N-i)/S+1);
			return;
		}else {
			System.out.println(i/S+(N-i)/S+2);
		}
	}
}

Compiler output:
Main.java:18: error: cannot find symbol
		if( i%S+ (N-i)%S <= S-1){
		    ^
  symbol:   variable i
  location: class Main
Main.java:18: error: cannot find symbol
		if( i%S+ (N-i)%S <= S-1){
		            ^
  symbol:   variable i
  location: class Main
Main.java:19: error: cannot find symbol
			System.out.println(i/S+(N-i)/S+1);
			                   ^
  symbol:   variable i
  location: class Main
Main.java:19: error: cannot find symbol
			System.out.println(i/S+(N-i)/S+1);
			                          ^
  symbol:   variable i
  location: class Main
Main.java:22: error: cannot find symbol
			System.out.println(i/S+(N-i)/S+2);
			                   ^
  symbol:   variable i
  location: class Main
Main.java:22: error: cannot find symbol
			System.out.println(i/S+(N-i)/S+2);
			                          ^
  symbol:   variable i
  location: class Main
6 errors
Language: C++

main(n,k){scanf("%d%d",&n,&k);printf("%d",(n+k-3)/--k);}

Compiler output:
a.cc:1:5: error: expected constructor, destructor, or type conversion before '(' token
    1 | main(n,k){scanf("%d%d",&n,&k);printf("%d",(n+k-3)/--k);}
      |     ^
Language: C

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

Compiler output:
main.c: In function 'main':
main.c:6:23: error: 'K' undeclared (first use in this function)
    6 |   scanf("%ld %ld",&N,&K);
      |                       ^
main.c:6:23: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main(){
  
  long N;
  scanf("%ld",&N);
  int i;
  long A[N];
  for(i = 0; i < N; i++){
    scanf("%ld",&A[i]);
  }
  
  long ans = N / (K - 1);
  printf("%ld",ans);
 
  return 0;
  
}

Compiler output:
main.c: In function 'main':
main.c:13:19: error: 'K' undeclared (first use in this function)
   13 |   long ans = N / (K - 1);
      |                   ^
main.c:13:19: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <iostream>
#include <limits.h>
#include <vector>
#include <algorithm>
#include <cstring>
using namespace std;

int main() {
    int n, k, a[100010];
    cin >> n >> k;
    n = n - k;
    if (n <= 0) cout << "1";
    else {
        cout << 2 + n / (k - 1)
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:32: error: expected ';' before '}' token
   14 |         cout << 2 + n / (k - 1)
      |                                ^
      |                                ;
   15 |     }
      |     ~
Language: C++

#include <iostream>
#include <vector>
#include "../cxx-prettyprint/prettyprint.hpp"

int main() {
    int N, K;
    std::cin >> N >> K;

    std::vector<int> A(N);
    for (int i = 0; i < N; i ++) {
        scanf("%d", &A[i]);
    }

    if ((N - 1) % (K - 1) == 0) {
        std::cout << (N - 1) / (K - 1) << std::endl;
    } else {
        std::cout << (N - 1) / (K - 1) + 1 << std::endl;
    }
}


Compiler output:
a.cc:3:10: fatal error: ../cxx-prettyprint/prettyprint.hpp: No such file or directory
    3 | #include "../cxx-prettyprint/prettyprint.hpp"
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<string>
#include<iostream>
#include<algorithm>
#include<set>
#include<math.h>
#include<vector>
#include<sstream>
#include<queue>
#include<functional>
#include<bitset>
#include<cstdio>
#include<iomanip>
#include<map>
#include<unordered_map>
#include<unordered_set>
#include <string.h>
using ll = long long;

#define rep(i, n) for(ll i = 0; i < (int)(n); i++)
#define reps(i,x) for(ll i=1;i<=(int)(x);i++)
#define rrep(i,x) for(ll i=((int)(x)-1);i>=0;i--)
#define rreps(i,x) for(ll i=(int)(x);i>0;i--)
#define all(x) (x).begin(),(x).end()
#define m0(x) memset(x,0,sizeof(x))
#define vll vector<ll>
#define vi vector<int>
#define mp make_pair
#define vpll vector<pair<ll,ll>>
#define vpi vector<pair<int,int>>
#define mod 1000000007 
using namespace std;
int a[100001];
int main() {
	int n,k;
	cin >> n >> k;
	int ix=0;
	set<int> d;
	rep(i, n){
		cin >> a[i];
		if(a[i] == 1) ix = i;
	}
	int ans = 0;
	ans = max(1,ceil(ix *1.0/ (k -1)));
	int m = ((ix+1) % (k));
	ans += ceil(((n-1-ix) - (m?k- m:0))*1.0/ (k -1));
	cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:43:18: error: no matching function for call to 'max(int, double)'
   43 |         ans = max(1,ceil(ix *1.0/ (k -1)));
      |               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:43:18: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'double')
   43 |         ans = max(1,ceil(ix *1.0/ (k -1)));
      |               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:43:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   43 |         ans = max(1,ceil(ix *1.0/ (k -1)));
      |               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include<string>
#include<iostream>
#include<algorithm>
#include<set>
#include<math.h>
#include<vector>
#include<sstream>
#include<queue>
#include<functional>
#include<bitset>
#include<cstdio>
#include<iomanip>
#include<map>
#include<unordered_map>
#include<unordered_set>
#include <string.h>
using ll = long long;
 
#define rep(i, n) for(ll i = 0; i < (int)(n); i++)
#define reps(i,x) for(ll i=1;i<=(int)(x);i++)
#define rrep(i,x) for(ll i=((int)(x)-1);i>=0;i--)
#define rreps(i,x) for(ll i=(int)(x);i>0;i--)
#define all(x) (x).begin(),(x).end()
#define m0(x) memset(x,0,sizeof(x))
#define vll vector<ll>
#define vi vector<int>
#define mp make_pair
#define vpll vector<pair<ll,ll>>
#define vpi vector<pair<int,int>>
#define mod 1000000007 
using namespace std;
int a[100001];
int main() {
  int n,k;
  cin >> n >> k;
  int ix=0;
  set<int> d;
  rep(i, n){
    cin >> a[i];
    if(a[i] == 1) ix = i;
  }
  int cnt = 0, ans = 0;
  ans = ceil(ix *1.0/ (k -1));
  ans +=max(0,ceil(((n-1-ix) - (ix % (k-1)))*1.0/ (k -1)));
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:44:12: error: no matching function for call to 'max(int, double)'
   44 |   ans +=max(0,ceil(((n-1-ix) - (ix % (k-1)))*1.0/ (k -1)));
      |         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:44:12: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'double')
   44 |   ans +=max(0,ceil(((n-1-ix) - (ix % (k-1)))*1.0/ (k -1)));
      |         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:44:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   44 |   ans +=max(0,ceil(((n-1-ix) - (ix % (k-1)))*1.0/ (k -1)));
      |         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
  int N,K;
  cin>>N>>K;
  for(int i=0;i<N;i++){
    cin>>A[i];
  }
  
  cout<<(N-1)/(K-1)+!((N-1)/(K-1)==0)<<endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: 'A' was not declared in this scope
    8 |     cin>>A[i];
      |          ^
Language: C++

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

int main(){
    double n,k;
    cin >> n >> k ;
    ans=floor((n-1)/(k-1));
    cout << ans <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
    8 |     ans=floor((n-1)/(k-1));
      |     ^~~
      |     abs
Language: C

#include <iostream>

using namespace std;

int main()
{
    int n, k; cin >> n >> k;
    int initMinPoint = 0;
    int cnt = 0;

    int a[100010] = {0};

    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        if (a[i] == 1) initMinPoint = i;
    }

    // initMinPointよりも前の部分の探索
    int bp = initMinPoint;
    while(bp > 1) {
        for (int i = 1; i <= (k - 1); i++) {
            if (bp - i >= 1) a[bp - i] = 1;
        }
        cnt++;
        bp -= k - 1;
    }

    // initMinPointよりも後ろの部分の探索
    int ap = initMinPoint;
    while(ap < n) {
        for (int i = 1; i <= (k - 1); i++) {
            if (ap - i <= n) a[ap - i] = 1;
        }
        cnt++;
        ap += k - 1;
    }

    cout << cnt << endl;

    return 0;
}

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

#include <iostream>

using namespace std;

int main()
{
    int n, k; cin >> n >> k;
    int initMinPoint = 0;
    int cnt = 0;

    int a[100010] = {0};

    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        if (a[i] == 1) initMinPoint = i;
    }

    // initMinPointよりも前の部分の探索
    int bp = initMinPoint;
    while(bp > 1) {
        for (int i = 1; i <= (k - 1); i++) {
            if (bp - i >= 1) a[bp - i] = 1;
        }
        cnt++;
        bp -= k - 1;
    }

    // initMinPointよりも後ろの部分の探索
    int ap = initMinPoint;
    while(ap < n) {
        for (int i = 1; i <= (k - 1); i++) {
            if (ap - i <= n) a[ap - i] = 1;
        }
        cnt++;
        ap += k - 1;
    }

    cout << cnt << endl;

    return 0;
}

Compiler output:
Main.java:1: error: illegal character: '#'
#include <iostream>
^
Main.java:1: error: class, interface, enum, or record expected
#include <iostream>
         ^
Main.java:7: error: not a statement
    int n, k; cin >> n >> k;
                       ^
Main.java:11: error: not a statement
    int a[100010] = {0};
                     ^
Main.java:14: error: not a statement
        cin >> a[i];
            ^
Main.java:38: error: not a statement
    cout << cnt << endl;
                ^
Main.java:5: error: unnamed classes are a preview feature and are disabled by default.
int main()
^
  (use --enable-preview to enable unnamed classes)
Main.java:11: error: ']' expected
    int a[100010] = {0};
          ^
Main.java:11: error: ';' expected
    int a[100010] = {0};
                      ^
9 errors
Language: C++

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

using namespace std;


int main() {
	int N, K, count = 0;
	cin >> N >> K;
	count++;
	if (N > K) {
		double d = (double)(N - K) / (K - 1);
		count += (int)ceil(d);
	}
	cout << count << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:31: error: 'ceil' was not declared in this scope
   17 |                 count += (int)ceil(d);
      |                               ^~~~
Language: C++

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

using namespace std;


int main() {
	int N, K, count = 0;
	cin >> N >> K;
	int n = -1;
	int index = 0;
	while (n != 1) {
		index++;
		cin >> n;
	}
	if (N == K) {
		count = 1;
	} else 	if (index == 1 | index == N) {
		count = (int)ceil(N / (K - double(1)));
	} else {
		count = 1;
		count += (int)ceil((index - K) / (K - double(1)));
		count += (int)ceil((N - index) / (K - double(1)));
	}

	cout << count << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:30: error: 'ceil' was not declared in this scope
   23 |                 count = (int)ceil(N / (K - double(1)));
      |                              ^~~~
a.cc:26:31: error: 'ceil' was not declared in this scope
   26 |                 count += (int)ceil((index - K) / (K - double(1)));
      |                               ^~~~
Language: C

#include<stdio.h>
int main()
{
    int n,m,b,sum,i,a;
    scanf("%d %d",&n,&m);
    int c[100005];
    for(i=0;i<n;i++)
    {
        scanf("%d",&c[i]);
    }
    if(n>m&&a[0]!=a[m-1])
    {a=n-m;
    b=a/(m-1);
    sum=b+2;}
    else if(n>m&&a[0]==a[m-1])
    {
        a=n-(2*m-1);
        b=a/(m-1);
        sum=b+2;
    }
    else
        sum=1;
    printf("%d",sum);
}

Compiler output:
main.c: In function 'main':
main.c:11:14: error: subscripted value is neither array nor pointer nor vector
   11 |     if(n>m&&a[0]!=a[m-1])
      |              ^
main.c:11:20: error: subscripted value is neither array nor pointer nor vector
   11 |     if(n>m&&a[0]!=a[m-1])
      |                    ^
main.c:15:19: error: subscripted value is neither array nor pointer nor vector
   15 |     else if(n>m&&a[0]==a[m-1])
      |                   ^
main.c:15:25: error: subscripted value is neither array nor pointer nor vector
   15 |     else if(n>m&&a[0]==a[m-1])
      |                         ^
Language: C

#include<stdio.h>
 
int main(void){
  int N,K;
  int a[100000];
  
  scanf("%d %d",&N,&K);
  for(i=0;i<N;i++){
    scanf("%d",&a[i]);
  }
  printf("%d\n",N/(K-1));
}

Compiler output:
main.c: In function 'main':
main.c:8:7: error: 'i' undeclared (first use in this function)
    8 |   for(i=0;i<N;i++){
      |       ^
main.c:8:7: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>

int main(void){
  int N,K;
  int a[100000];
  
  scanf("%d %d",&N,&K);
  for(i=0;i<N;i++){
    scanf("%d",&a[i]);
  }
  printf("%d",N/(K-1));
}

Compiler output:
main.c: In function 'main':
main.c:8:7: error: 'i' undeclared (first use in this function)
    8 |   for(i=0;i<N;i++){
      |       ^
main.c:8:7: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>
#include <stdlib.h>
     int main() {
        int N;
        int K;
        scanf("%d %d", &N, &K);
        printf("N = %d\n", N );
        printf("K = %d\n", K);
        int p = 0;
        for(int i = 0; i < N; i++) {
            int a;
            scanf("%d", &a);
            if(a == 1) {
                p = i;
            }
        }
        scanf.close();
        if(N == K) {
            printf("1");
            exit(0);
        }
        int r = 0;
        int l = 0;
        int min = N;
        int m = K - 1;
        for(int i = 0; i < K; i++) {
            int cnt = 1;
            l = p - m + i;
            r = p + i;
            if(l > 0) {
                while(l > 0) {
                    l = l - m;
                    cnt ++;
                }
            }
            if(r < N - 1) {
                while(r < N - 1) {
                    r = r + m;
                    cnt ++;
                }
            }
            if(min > cnt) {
                min = cnt;
            }
        }
        printf("%d", min);
    }

Compiler output:
main.c: In function 'main':
main.c:17:14: error: request for member 'close' in something not a structure or union
   17 |         scanf.close();
      |              ^
Language: Java

import java.util.Scanner;
public class ProblemC1 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int N = scan.nextInt();
        int K = scan.nextInt();
        int p = 0;
        for(int i = 0; i < N; i++) {
            int a = scan.nextInt();
            if(a == 1) {
                p = i;
            }
        }
        scan.close();
        if(N == K) {
            System.out.println(1);
            System.exit(0);
        }
        int r = 0;
        int l = 0;
        int min = N;
        int m = K - 1;
        for(int i = 0; i < K; i++) {
            int cnt = 1;
            l = p - m + i;
            r = p + i;
            if(l > 0) {
                while(l > 0) {
                    l = l - m;
                    cnt ++;
                }
            }
            if(r < N - 1) {
                while(r < N - 1) {
                    r = r + m;
                    cnt ++;
                }
            }
            if(min > cnt) {
                min = cnt;
            }
        }
        System.out.println(min);
    }
}

Compiler output:
Main.java:2: error: class ProblemC1 is public, should be declared in a file named ProblemC1.java
public class ProblemC1 {
       ^
1 error
Language: C

#include <stdio.h>
#include <stdlib.h>
#include<string>
     int main() {
        int N;
        scanf("%d\n", &N );
        printf("N = %d", N );
        int K;
        scanf("%d\n", &K );
        printf("N = %d", K );
        int p = 0;
        for(int i = 0; i < N; i++) {
            int a;
            scanf("%d\n", &a );
            if(a == 1) {
                p = i;
            }
        }
        if(N == K) {
            printf("1");
            exit(0);
        }
        int r = 0;
        int l = 0;
        int min = N;
        int m = K - 1;
        for(int i = 0; i < K; i++) {
            int cnt = 1;
            l = p - m + i;
            r = p + i;
            if(l > 0) {
                while(l > 0) {
                    l = l - m;
                    cnt ++;
                }
            }
            if(r < N - 1) {
                while(r < N - 1) {
                    r = r + m;
                    cnt ++;
                }
            }
            if(min > cnt) {
                min = cnt;
            }
        }
        printf("%d", min);
    }

Compiler output:
main.c:3:9: fatal error: string: No such file or directory
    3 | #include<string>
      |         ^~~~~~~~
compilation terminated.
Language: C++

#include <stdio.h>
#include <stdlib.h>
     static void main() {
        int N;
        scanf("%d\n", &N );
        printf("N = %d", N );
        int K;
        scanf("%d\n", &K );
        printf("N = %d", K );
        int p = 0;
        for(int i = 0; i < N; i++) {
            int a;
            scanf("%d\n", &a );
            if(a == 1) {
                p = i;
            }
        }
        if(N == K) {
            printf("1");
            exit(0);
        }
        int r = 0;
        int l = 0;
        int min = N;
        int m = K - 1;
        for(int i = 0; i < K; i++) {
            int cnt = 1;
            l = p - m + i;
            r = p + i;
            if(l > 0) {
                while(l > 0) {
                    l = l - m;
                    cnt ++;
                }
            }
            if(r < N - 1) {
                while(r < N - 1) {
                    r = r + m;
                    cnt ++;
                }
            }
            if(min > cnt) {
                min = cnt;
            }
        }
        printf("%d", min);
    }

Compiler output:
a.cc:3:18: error: cannot declare '::main' to be static
    3 |      static void main() {
      |                  ^~~~
a.cc:3:13: error: '::main' must return 'int'
    3 |      static void main() {
      |             ^~~~
Language: C++

#include <stdio.h>
#include <stdlib.h>
     static void main(void) {
        int N;
        scanf("%d\n", &N );
        printf("N = %d", N );
        int K;
        scanf("%d\n", &K );
        printf("N = %d", K );
        int p = 0;
        for(int i = 0; i < N; i++) {
            int a:
            scanf("%d\n", &a );
            if(a == 1) {
                p = i;
            }
        }
        if(N == K) {
            printf("1");
            exit(0);
        }
        int r = 0;
        int l = 0;
        int min = N;
        int m = K - 1;
        for(int i = 0; i < K; i++) {
            int cnt = 1;
            l = p - m + i;
            r = p + i;
            if(l > 0) {
                while(l > 0) {
                    l = l - m;
                    cnt ++;
                }
            }
            if(r < N - 1) {
                while(r < N - 1) {
                    r = r + m;
                    cnt ++;
                }
            }
            if(min > cnt) {
                min = cnt;
            }
        }
        printf("%d", min);
    }


Compiler output:
a.cc:3:18: error: cannot declare '::main' to be static
    3 |      static void main(void) {
      |                  ^~~~
a.cc:3:13: error: '::main' must return 'int'
    3 |      static void main(void) {
      |             ^~~~
a.cc: In function 'int main()':
a.cc:12:18: error: found ':' in nested-name-specifier, expected '::'
   12 |             int a:
      |                  ^
      |                  ::
a.cc:12:17: error: 'a' has not been declared
   12 |             int a:
      |                 ^
a.cc:13:18: error: qualified-id in declaration before '(' token
   13 |             scanf("%d\n", &a );
      |                  ^
a.cc:14:16: error: 'a' was not declared in this scope
   14 |             if(a == 1) {
      |                ^
Language: Java

import java.util.Scanner;

public class abc101_c
{
    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int k = in.nextInt();
        String a = in.nextLine();
        System.out.println(n/(k-1));
    }
}


Compiler output:
Main.java:3: error: class abc101_c is public, should be declared in a file named abc101_c.java
public class abc101_c
       ^
1 error
Language: C++

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

if N<=K : num=1
else: num = (N-K)//(K-1)+2

print(num)

Compiler output:
a.cc:1:1: error: 'N' does not name a type
    1 | N, K = map(int, input().split())
      | ^
Language: Java

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {

        Scanner in = new Scanner(System.in);
        int N = in.nextInt();
        int K = in.nextInt();
        int[] A = new int[N];
        int pos = 0;
        for(int i=0;i<N;i++){
            A[i]=in.nextInt();
        }
        for(int i=0;i<N;i++){
            if(A[i]==1){
                pos = i;
                break;
            }
        }
        int ans = Integer.MAX_VALUE;
        for(int j=0;j<K;j++){
            int left = Math.max(0,pos-j); // 长度为left,最右端邻居是1
            int right = Math.max(0,(N-pos)-(K-j)); //长度为right
            int leftTimes = 0;
            if(left>0) leftTimes = (left-1)/(K-1)+1;
            int rightTimes = 0;
            if(right>0) rightTimes = (right-1)/(K-1)+1;
            ans = Math.min(ans,1+leftTimes+rightTimes);
        }
        System.out.println(ans);
    }


Compiler output:
Main.java:31: error: reached end of file while parsing
    }
     ^
1 error
Language: C++

#include <iostream>

using namespace std;
 
int main(){
    int k,n;
    cin >> n >> k;
    int a[n];
    for(int i=0;i<n;i++){
        cin >> a[i];
    }

    cout << (b+c-3)/(c-1)  << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: 'b' was not declared in this scope
   13 |     cout << (b+c-3)/(c-1)  << endl;
      |              ^
a.cc:13:16: error: 'c' was not declared in this scope
   13 |     cout << (b+c-3)/(c-1)  << endl;
      |                ^
Language: C++

#include<iostream>
#include<cstdio>
#include<cmath>
#include<cstring>
#include<string>
#include<stack>
#include<queue>
#include<vector>
#include<algorithm>
#include<iomanip>
#include<utility>
#include<set>
#include<map>
#include<unordered_set>
#include<unordered_map>
typedef long long int ll;
using namespace std;
#define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define REP(i,n) for (int i=0;i<signed(n);i++)
#define EREP(i,n) for (int i=1;i<=(n);i++)
#define ALL(a) (a).begin(),(a).end()
//#define EVEL 1

#ifdef EVEL
#define DEB(X) cout << #X << ":" <<X<<" " ;
#define TF(f) f ? cout<<"true  " : cout<<"false ";
#define END cout<<"\n";
#else
#define DEB(X) {}
#define TF(f) {}
#define END {}
#endif
const int MOD = 1000000007;
const ll INF = 20000000000;
typedef std::pair<int,int> P;


	ll ans=0;
	ll N,K,A[500010];


int main(){
	ios_base::sync_with_stdio(false);
	cin>>N>>K;
	REP(i,N)cin>>A[i];
//	ll id=0;
	REP(i,N){
		if(A[i]==1)id=i;
	}
	ans=1+((N-K)%(K-1)==0?(N-K)/(K-1):(N-K)/(K-1)+1);
	/*ans+=
	((N-1-id)%(K-1)==0?(N-1-id)/(K-1):(N-1-id)/(K-1)+1)
	+((id)%(K-1)==0?(id)/(K-1):(id)/(K-1)+1);
	if(N==K)ans=1;*/
	cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:48:28: error: 'id' was not declared in this scope; did you mean 'i'?
   48 |                 if(A[i]==1)id=i;
      |                            ^~
      |                            i
Language: C++

#include <iostream>
#include <vector>
 
using namespace std;
 
int main(){
    int n, k, t;
    int min = 1;
    int cnt = 0;
    int index = 0;
    cin >> n >> k;
    k--;
    vector<int> vec;
    for (int i = 0; i < n; i++) {
      cin >> t;
      vec.push_back(t);
      if (t == 1) index = i;
    }
    for (int i = index; i > -1; i -= k) {
      for(int j = i; j >= i - k && j > -1; j--){
        if (vec[j] > min) vec[j] = min;
      }
       cnt++;
     }
  for (int i = 0; i < vec.size(); i++) {
    if(vec.at(i) == 1) index = i;
  }
     for (i = index; i < vec.size(); i += k){
       cnt++;
   }
   cout << cnt << endl;
 }

Compiler output:
a.cc: In function 'int main()':
a.cc:28:11: error: 'i' was not declared in this scope
   28 |      for (i = index; i < vec.size(); i += k){
      |           ^