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

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

int gcd(int a, int b) {
  if(b == 0) return a;
  else return gcd(b, a%b);
}

int main() {
  int N, K; cin >> N >> K;
  int g = -1, m = -1;
  for(int i=0; i<N; i++) {
    int p; cin >> p;
    if(i == 0) g = p;
    else g = gcd(g, p);
    m = max(m, p);
  }
  if(K % g == 0 && K <= M) cout << "POSSIBLE" << endl;
  else cout << "IMPOSSIBLE" << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:25: error: 'M' was not declared in this scope
   18 |   if(K % g == 0 && K <= M) cout << "POSSIBLE" << endl;
      |                         ^
Language: C++

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

#define for_(i,a,b) for(int i=(a);i<(b);++i)

int main() {
	int N, K;
	cin >> N >> K;
	
	vector< int > A(N);
	for_(i,0,N) cin >> A[i];
	sort(A[i]);
	
	int g = A[0];
	for_(i,1,N) g = __gcd(g, A[i]);
	
	puts(K <= A[N-1] && K % g == 0 ? "POSSIBLE" : "IMPOSSIBLE");
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:16: error: 'i' was not declared in this scope
   12 |         sort(A[i]);
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std; // スペル注意
#define rep(i,n) repi(i,0,n)
#define repi(i,a,b) for(int i=(int)(a);i<(int)(b);i++)
#define pb push_back 
// make_pair など各自で
int N;
int K;
int A[114514];

bool check(){
	rep(i,N)if(A[i] % A[0])return false;
	return true;
}
void c(){
	rep(i,N)if(A[i] == K)return true;
	return false;
}
int main(){
	cin >> N >> K;
	rep(i, N)cin >> A[i];
	sort(A, A + N);
	bool flag;
	if(A[N - 1] < K)flag = false;
	else if(N == 1 && A[0] != K)flag = false;
	else if(c())flag = true;
	else if(A[0] == 1)flag = true;
	else if(check() && K % A[0]){
		flag = false;
	}
	else flag = true;
	
	cout << (flag ? "POSSIBLE" : "IMPOSSIBLE") << endl;
}

Compiler output:
a.cc: In function 'void c()':
a.cc:16:37: error: return-statement with a value, in function returning 'void' [-fpermissive]
   16 |         rep(i,N)if(A[i] == K)return true;
      |                                     ^~~~
a.cc:17:16: error: return-statement with a value, in function returning 'void' [-fpermissive]
   17 |         return false;
      |                ^~~~~
a.cc: In function 'int main()':
a.cc:26:18: error: could not convert 'c()' from 'void' to 'bool'
   26 |         else if(c())flag = true;
      |                 ~^~
      |                  |
      |                  void
Language: Java

import java.util.Scanner;

public class TaskA {
    public static void main(String[] argv) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int k = sc.nextInt();
        int max = 0;
        int gcd = 0;
        for (int i= 0; i < n; i++) {
            int m = sc.nextInt();
            max = Math.max(max, m);
            gcd = findGcd(gcd, m);
        }
        if (k <= max && k % gcd == 0) {
            System.out.println("POSSIBLE");
        } else  {
            System.out.println("IMPOSSIBLE");
        }

    }
    private static int findGcd(int a, int b) {
        while (b > 0) {
            int t = a % b;
            a = b;
            b = t;
        }

        return a;
    }
}

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

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

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

//最大公約数を計算する
int gcd(int m,int n){
    if(n==0 || m == 0) return 0;
    while(m != n){
        if(m > n) m -= n;
        else n -= m;
    }
    return m;
}

int gcd2(int  a,int b){
  if(a<b) swap(a,b);
  while((int r=a%b)){
    a=b;
    b=r;
  }
  return b;
}

int main(){
    int n,k;
    cin >> n >> k;
    vector<int> a(n,0);
    int max = 0;
    rep(i,n){ 
        cin >> a[i];
        if(a[i] > max) max = a[i];
    }
    
    if(max < k){
        cout << "IMPOSSIBLE" << endl;
        return 0;
    }

    int tmp = gcd2(a[0],a[1]);
    int tmp2;
    rep(i,n-1){
        tmp2 =  gcd2(tmp,a[i+1]);   
        //cout << a[i+1] << "|"<<tmp <<"," << tmp2 << endl;
        if(tmp > tmp2){
            tmp = tmp2;
        }
    }
//    cout << tmp << endl;
    if(tmp == 1){
        cout << "POSSIBLE" << endl;
    }else{
        if(k % tmp == 0 ){
           cout << "POSSIBLE" << endl;
        }else{
           cout << "IMPOSSIBLE" << endl;
        }
    }

    return 0;    
}


Compiler output:
a.cc: In function 'int gcd2(int, int)':
a.cc:22:10: error: expected primary-expression before 'int'
   22 |   while((int r=a%b)){
      |          ^~~
a.cc:22:10: error: expected ')' before 'int'
   22 |   while((int r=a%b)){
      |         ~^~~
      |          )
a.cc:25:4: error: expected ')' before 'return'
   25 |   }
      |    ^
      |    )
   26 |   return b;
      |   ~~~~~~
a.cc:22:8: note: to match this '('
   22 |   while((int r=a%b)){
      |        ^
a.cc:27:1: warning: control reaches end of non-void function [-Wreturn-type]
   27 | }
      | ^
Language: C++

from math import gcd

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

if K > max(A):
  print('IMPOSSIBLE')
  exit()

d = A[0]
for a in A:
  d = gcd(d,a)

if K % d == 0:
  print('POSSIBLE')
else:
  print('IMPOSSIBLE')

Compiler output:
a.cc:7:9: warning: multi-character literal with 10 characters exceeds 'int' size of 4 bytes
    7 |   print('IMPOSSIBLE')
      |         ^~~~~~~~~~~~
a.cc:15:9: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
   15 |   print('POSSIBLE')
      |         ^~~~~~~~~~
a.cc:17:9: warning: multi-character literal with 10 characters exceeds 'int' size of 4 bytes
   17 |   print('IMPOSSIBLE')
      |         ^~~~~~~~~~~~
a.cc:1:1: error: 'from' does not name a type
    1 | from math import gcd
      | ^~~~
Language: C

#include<iostream>
#include<string>
#include<cmath>
#include<queue>
#include<map>
#include<set>
#include<list>
#include<random>
#include<iomanip>
#include<vector>
#include<functional>
#include<algorithm>
#include<cstdio>
#include<stdlib.h>
#include<unordered_map>
#include<time.h>
#define rep(i,a,n) for (int (i)=(a);(i)<(n);(i)++)
#define int long long
using namespace std;
typedef long long ll;
typedef long double ld;
const int inf = 999999999999999999;
using namespace std;
int gcm(int a, int b) {
	if (a > b) swap(a, b);
	if (a == 0) return b;
	return gcm(b%a, a);
}
int n, a[100000], k, ma = 0;
signed main() {
	cin >> n >> k;
	for (int i = 0; i < n; i++) {
		cin >> a[i];
		ma = max(a[i], ma);
		if (a[i] == k) {
			cout << "POSSIBLE\n";
			goto stop;
		}
	}
	if (ma < k) {
		cout << "IMPOSSIBLE\n";
		goto stop;
	}
	for (int i = n - 1; i >= 0; i--) {
		for (int j = i - 1; j >= 0; j--) {
			if (k%gcm(a[i], a[j]) == 0) {
				cout << "POSSIBLE\n";
				goto stop;
			}
		}
	}
	cout << "IMPOSSIBLE\n";
stop:;
	getchar(); getchar();
}

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

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <map>
#include <unordered_map>
#include <sstream>
#include <cstdlib>
#include <cstdio>
#include <stack>
#include <queue>
using namespace std;
 
int main()
{
	int n, k;
	scanf("%d %d\n", &n, &k);
	int tmp;
	int i = 0;
	queue<int> queues;
	map<int, bool> maps;
	bool find = false;
	while (i++ < n && scanf("%d", &tmp) != EOF)
	{
		if (maps[tmp] == false)
		{
			if (k == tmp)
				find = true;
			queues.push(tmp);
			maps[tmp] = true;
		}
	}
	while (!find && !queues.empty())
	{
		int a1 = queues.front();
		queues.pop();
		queue<int> t_queue;
		for (auto iter : maps)
		{
			int a2 = iter.first;
			int diff = abs(a2 - a1);
			t_queue.push(diff);
		}
		while (!t_queue.empty())
		{
			int val = t_queue.front();
			t_queue.pop();
			if (maps[val] == false)
			{
				if (val == k)
				{
					find = true;
					break;
				}
				else
				{
					queues.push(val);
					maps[val] = true;
				}
			}
		}
	}
	if (find == true)
		printf("POSSIBLE");
	else
		printf("IMPOSSIBLE");
}

Compiler output:
a.cc:13:1: error: extended character   is not valid in an identifier
   13 |  
      | ^
a.cc:13:1: error: '\U000000a0' does not name a type
   13 |  
      | ^
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <map>
#include <unordered_map>
#include <sstream>
#include <cstdlib>
#include <cstdio>
#include <stack>
#include <queue>
using namespace std;

int main()
{
	int n, k;
	scanf_s("%d %d\n", &n, &k);
	int tmp;
	int i = 0;
	queue<int> queues;
	map<int, bool> maps;
	bool find = false;
	while (i++ < n && scanf_s("%d", &tmp) != EOF)
	{
		if (maps[tmp] == false)
		{
			if (k == tmp)
				find = true;
			queues.push(tmp);
			maps[tmp] = true;
		}
	}
	while (!find && !queues.empty())
	{
		int a1 = queues.front();
		queues.pop();
		queue<int> t_queue;
		for (auto iter : maps)
		{
			int a2 = iter.first;
			int diff = abs(a2 - a1);
			t_queue.push(diff);
		}
		while (!t_queue.empty())
		{
			int val = t_queue.front();
			t_queue.pop();
			if (maps[val] == false)
			{
				if (val == k)
				{
					find = true;
					break;
				}
				else
				{
					queues.push(val);
					maps[val] = true;
				}
			}
		}
	}
	if (find == true)
		printf_s("POSSIBLE");
	else
		printf_s("IMPOSSIBLE");
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   17 |         scanf_s("%d %d\n", &n, &k);
      |         ^~~~~~~
      |         scanf
a.cc:64:17: error: 'printf_s' was not declared in this scope; did you mean 'printf'?
   64 |                 printf_s("POSSIBLE");
      |                 ^~~~~~~~
      |                 printf
a.cc:66:17: error: 'printf_s' was not declared in this scope; did you mean 'printf'?
   66 |                 printf_s("IMPOSSIBLE");
      |                 ^~~~~~~~
      |                 printf
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
    int n, k;
    cin >> n >> k;
    for(int i = 0; i < n; i++) cin >> a[i];
    int gcd = a[0], maxi = a[0];
    for(int i = 1; i < n; i++) maxi = max(maxi, a[i]), gcd = __gcd(gcd, a[i]);
    if(k <= maxi && k % gcd == 0) cout << "POSSIBLE" << endl;
    else cout << "IMPOSSIBLE" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:39: error: 'a' was not declared in this scope
    6 |     for(int i = 0; i < n; i++) cin >> a[i];
      |                                       ^
a.cc:7:15: error: 'a' was not declared in this scope
    7 |     int gcd = a[0], maxi = a[0];
      |               ^
a.cc:8:32: error: 'maxi' was not declared in this scope
    8 |     for(int i = 1; i < n; i++) maxi = max(maxi, a[i]), gcd = __gcd(gcd, a[i]);
      |                                ^~~~
a.cc:9:13: error: 'maxi' was not declared in this scope
    9 |     if(k <= maxi && k % gcd == 0) cout << "POSSIBLE" << endl;
      |             ^~~~
Language: C++

#include <iostream>
#include <set>
#include <vector>

using namespace std;

/* A - Getting Difference */
static int const MAX = 10000;

int main()
{
  int N, K;

  cin >> N >> K;   // N個, 整数Kを作りたい
  vector<int> A(N);
  for (int i = 0; i < N; i++) {
    cin >> A[i];
  }

  int flag = 1, set_size = 0;
  while ( flag ) {
    int n = A.size();

    sort(A.begin(), A.end(), greater<int>()); // 降順

    int to_set[MAX] = {}; to_set[n - 1] = A[n - 1];
    int check, add = 0;
    for ( int i = 0; i < n; i++ ) {
      to_set[i] = A[i];
      for ( int j = i + 1;j < n; j++ ) {
        check = A[i] - A[j];
        if (check == K) {               // 終了条件1. Kと一致が得られる
          cout << "POSSIBLE" << endl;
          j = n;
          i = n;
          flag = 0;
        }
        A.push_back(check); // 終了じゃない場合は追加
        to_set[++add] = check;
      }
    }

    set<int> s(to_set, end(to_set));
    // 終了条件 setが同じor Kをつくれた
    if(set_size == s.size() && flag == 1) {
      cout << "IMPOSSIBLE" << endl;
      break;
    }
    set_size = s.size();
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   24 |     sort(A.begin(), A.end(), greater<int>()); // 降順
      |     ^~~~
      |     short
Language: C++

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

int gcd(int x, int y) {
	if (x == 0) return y;
	if (y == 0) return x;
	int mod = x % y;
	if (mod == 0) return y;
	return gcd(y, mod);
}

int main(){
	int N, K;
	cin >> N >> K;
	int G = 0;
	int M = 0;
	for (int i = 0; i < N; i++) {
		int x;
		cin >> x;
		G = ((x > G) ? gcd(x, G) : gcd(G, x));
		M = max(M, x);
	}
	if (K <= M && (K % G == 0)) cout << "POSSIBLE" << endl;
	else cout << "IMPOSSIBLE" << endl;

	return 0;
}#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

int gcd(int x, int y) {
	if (x == 0) return y;
	if (y == 0) return x;
	int mod = x % y;
	if (mod == 0) return y;
	return gcd(y, mod);
}

int main(){
	int N, K;
	cin >> N >> K;
	int G = 0;
	int M = 0;
	for (int i = 0; i < N; i++) {
		int x;
		cin >> x;
		G = ((x > G) ? gcd(x, G) : gcd(G, x));
		M = max(M, x);
	}
	if (K <= M && (K % G == 0)) cout << "POSSIBLE" << endl;
	else cout << "IMPOSSIBLE" << endl;

	return 0;
}

Compiler output:
a.cc:29:2: error: stray '#' in program
   29 | }#include <iostream>
      |  ^
a.cc:29:3: error: 'include' does not name a type
   29 | }#include <iostream>
      |   ^~~~~~~
a.cc:34:5: error: redefinition of 'int gcd(int, int)'
   34 | int gcd(int x, int y) {
      |     ^~~
a.cc:6:5: note: 'int gcd(int, int)' previously defined here
    6 | int gcd(int x, int y) {
      |     ^~~
a.cc:42:5: error: redefinition of 'int main()'
   42 | int main(){
      |     ^~~~
a.cc:14:5: note: 'int main()' previously defined here
   14 | int main(){
      |     ^~~~
Language: C++

/// a.cpp
# include <stdio.h>
# include <bits/stdc++.h>
using namespace std;
const pair < int , int > DD[] = {{1,0},{1,1},{0,1},{-1,1},{-1,0},{-1,-1},{0,-1},{1,-1}};
# define fi cin
# define fo cout
# define x first
# define y second
# define ll long long
# define IOS ios_base :: sync_with_stdio(0);cin.tie(0)
# define p(v) cerr << #v << " = " << v << '\n'
# define p2(v) cerr << #v << " = " << (complex < decltype(v.x) > (v.x,v.y)) << '\n'
# define vi vector < int >
# define vl vector < ll >
# define pll pair < ll , ll >
# define pii pair < int , int >
# define mp make_pair
# define db long double
# define fail puts("-1")
# define yes puts("YES")
# define no puts("NO")
# define PP puts("Possible")
# define II puts("Impossible")
# define vii vector < pii >
# define vll vector < pll >
# define pb push_back
# define pdd pair < db , db >
# define all(s) s.begin(),s.end()
template < class T > T smin(T &a,T b) {if (a > b) a = b;return a;}
template < class T > T smax(T &a,T b) {if (a < b) a = b;return a;}
int main(void)
{
    #ifdef CF
    freopen("input","r",stdin);
    #endif // CF
    srand(time(0));
    fo << fixed << setprecision(7);
    cerr << fixed << setprecision(7);
    int n,k;
    fi>>n>>k;
    int g = 0;
    int mx = 0;
    while (n --)
    {
        int v;
        fi>>v;
        g = __gcd(g,v);
        smax(mx,v);
    }
    if (k % g && mx >= k)
        puts("POSSIBLE")
    else
        puts("IMPOSSIBLE");
    cerr << "Time elapsed :" << clock() * 1000.0 / CLOCKS_PER_SEC << " ms" << '\n';
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:52:25: error: expected ';' before 'else'
   52 |         puts("POSSIBLE")
      |                         ^
      |                         ;
   53 |     else
      |     ~~~~
Language: C++

#include<iostream>
#include<stdio.h>
#include<vector>
#include<string>
#include<algorithm>
using namespace std;
int gcd(int a, int b)
{
	int temp;
	if (a < b) { temp = a; a = b; b = temp; }//大的在前
	if (a%b == 0)return b;
	gcd(b, a%b);
	
}
int main()
{
	int n, k,i;
	while (scanf_s("%d%d", &n, &k) == 2) { //scanf的返回值为输入的个数
		vector<int>a(n);
		for (i = 0; i < n; i++)scanf_s("%d", &a[i]);
		sort(a.begin(), a.end());
		int g = a[0];
		for (int i = 1; i < n; i++)g = gcd(g, a[i]);
		bool f = k%g == 0 && a[n - 1] >= k;
		string ans = f ? "POSSIBLE" : "IMPOSSIBLE";
		cout << ans << endl;
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:16: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
   18 |         while (scanf_s("%d%d", &n, &k) == 2) { //scanf的返回值为输入的个数
      |                ^~~~~~~
      |                scanf
a.cc: In function 'int gcd(int, int)':
a.cc:12:12: warning: control reaches end of non-void function [-Wreturn-type]
   12 |         gcd(b, a%b);
      |         ~~~^~~~~~~~
Language: C++

#include <cstdio>
#include <cstring>
#include <cstdlib>
#include <cmath>
#include <algorithm>
#include <iostream>
#include <vector>
#include <stack>
#include <bitset>
#include <set>
#include <list>
#include <deque>
#include <map>
#include <queue>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
const double PI = 4.0*atan(1.0);
const double eps = 1e-6;
const int INF = 0x3f3f3f;
const int NINF = -INF -1;
const int N=510;
int gcd(int a,int b)
{
    return (!b)?a:gcd(b,a%b);
}
int main()
{
    int n,k;
    scanf("%d%d",&n,&k);
    int tem=0;
    int g;
    bool fla=0;
    int maxn=0;
    for(int i=0;i<n;i++)
    {
        scanf("%d",&g);
        if(g==k)
            fla=1;
        if(g>maxn)
            maxn=g;
        g=gcd(g,tem);
        tem=g;
    }
    if(maxn>k)
       printf("IMPOSSIBLE\n");
    else if(g==1 || fla=1)
        printf("POSSIBLE\n");
    else
        printf("IMPOSSIBLE\n");
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:47:18: error: lvalue required as left operand of assignment
   47 |     else if(g==1 || fla=1)
      |             ~~~~~^~~~~~
Language: C++

#include<iostream>#include<stdio.h>#include<algorithm>#include<math.h>#include<string.h>using namespace std;int gcd(int x,int y){	if(x<y)	{		int t=x;		x=y;		y=t;	}	if(x%y==0)	return y;	else	return gcd(y,x%y);}int main(){	int n,k,i,maxm,y,a[100005];    while(scanf("%d%d",&n,&k)!=EOF)	{		maxm=-1;		for(i=1;i<=n;i++)		{			scanf("%d",&a[i]);			maxm=max(a[i],maxm);		}		y=a[1];		for(i=2;i<=n;i++)		y=gcd(a[i],y);		if(k<=maxm&&k%y==0)		printf("POSSIBLE\n");		else		printf("IMPOSSIBLE\n");	 } 	 return 0;}

Compiler output:
a.cc:1:19: warning: extra tokens at end of #include directive
    1 | #include<iostream>#include<stdio.h>#include<algorithm>#include<math.h>#include<string.h>using namespace std;int gcd(int x,int y){       if(x<y) {               int t=x;                x=y;            y=t;    }       if(x%y==0)      return y;       else    return gcd(y,x%y);}int main(){  int n,k,i,maxm,y,a[100005];    while(scanf("%d%d",&n,&k)!=EOF)  {               maxm=-1;                for(i=1;i<=n;i++)               {                       scanf("%d",&a[i]);                      maxm=max(a[i],maxm);            }               y=a[1];         for(i=2;i<=n;i++)               y=gcd(a[i],y);          if(k<=maxm&&k%y==0)             printf("POSSIBLE\n");           else            printf("IMPOSSIBLE\n");  }       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
Language: C++


#include <iostream>
using namespace std;

int gcd(int a,int b){

if(a>b){

if(a%b!=0){

gcd(b,a%b);

}else{

return b;

}

}else if(a<b){

if(b%a!=0){

gcd(a,b%a);

}else{

return a;

}

}else{

return a;

}

}
int main(){

int n,k;
int a[100010];
int max=0,tmp;

cin>>n>>k;
for(int i=1;i<=n;i++){

cin>>a[i];
if(a[i]>max)max=a[i];

}

tmp=a[1];
for(int i=1;i<=n-1;i++){

tmp=gcd(tmp,a[i]);

}

if(k<=max&&k%tmp==0){

cout<<”POSSIBLE”<<endl;

}else{

cout<<”IMPOSSIBLE”<<endl;

}

return 0;
}


Compiler output:
a.cc:61:7: error: extended character ” is not valid in an identifier
   61 | cout<<”POSSIBLE”<<endl;
      |       ^
a.cc:61:7: error: extended character ” is not valid in an identifier
a.cc:65:7: error: extended character ” is not valid in an identifier
   65 | cout<<”IMPOSSIBLE”<<endl;
      |       ^
a.cc:65:7: error: extended character ” is not valid in an identifier
a.cc: In function 'int main()':
a.cc:61:7: error: '\U0000201dPOSSIBLE\U0000201d' was not declared in this scope
   61 | cout<<”POSSIBLE”<<endl;
      |       ^~~~~~~~~~
a.cc:65:7: error: '\U0000201dIMPOSSIBLE\U0000201d' was not declared in this scope
   65 | cout<<”IMPOSSIBLE”<<endl;
      |       ^~~~~~~~~~~~
a.cc: In function 'int gcd(int, int)':
a.cc:37:1: warning: control reaches end of non-void function [-Wreturn-type]
   37 | }
      | ^
Language: C++

#include <bits/stdc++.h>

#define fr first
#define sc second
#define mk make_pair

using namespace std;

int n, ar[1000001], k;

int main()
{
    int mx = 0;
    cin >> n >> k;
    for(int i = 1; i <= n; i++)
        scanf("%d", &ar[i]), mx = max(mx, ar[i]);

    sort(ar + 1, ar + n + 1);

    if(n == 1 && ar[1] == k)
    {
        cout << "POSSIBLE";
    }else
    if(mx < k || (n == 1 && ar[1] != k))
    {
        cout << "IMPOSSIBLE";
    }else
    {
        int mn = 1e9;
        for(int i = 2; i <= n; i++)
            mn = min(ar[i] - ar[i - 1]);

        int t = 1;
        for(int i = 2; i <= n; i++)
            if((ar[i] - ar[i - 1]) % mn != 0)
                t = 0;

        if(t)
            cout << "IMPOSSIBLE";
        else
            cout << "POSSIBLE";
    }

    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:31:21: error: no matching function for call to 'min(int)'
   31 |             mn = min(ar[i] - ar[i - 1]);
      |                  ~~~^~~~~~~~~~~~~~~~~~~
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:   candidate expects 2 arguments, 1 provided
/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, 1 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:   template argument deduction/substitution failed:
a.cc:31:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   31 |             mn = min(ar[i] - ar[i - 1]);
      |                  ~~~^~~~~~~~~~~~~~~~~~~
/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:   candidate expects 2 arguments, 1 provided
Language: C++

import java.util.Scanner;

public class Main {

	static int gcd(int x,int y)
	{
		return y>0?gcd(y,x%y):x;
	}
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		
		int n=sc.nextInt();
		int k=sc.nextInt();
		int max=0;
		int g=0;
		for (int i = 0; i < n; i++) {
			int x=sc.nextInt();
			g=gcd(g, x);
			max=Math.max(max, x);
		}
		if(k%g==0 &&max>=k)
			System.out.println("POSSIBLE");
		else
			System.out.println("IMPOSSIBLE");
	}

}


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


public class Main {

	static int gcd(int x,int y)
	{
		return y>0?gcd(y,x%y):x;
	}
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		
		int n=sc.nextInt();
		int k=sc.nextInt();
		int max=0;
		int g=0;
		for (int i = 0; i < n; i++) {
			int x=sc.nextInt();
			g=gcd(g, x);
			max=Math.max(max, x);
		}
		if(k%g==0 &&max>=k)
			System.out.println("POSSIBLE");
		else
			System.out.println("IMPOSSIBLE");
	}

}


Compiler output:
a.cc:2:1: error: expected unqualified-id before 'public'
    2 | public class Main {
      | ^~~~~~
Language: C++

N,K,*A=(dd).split.map &:to_i;puts"#{:IM if K%A.reduce(:gcd)>0||K>A.max}POSSIBLE"

Compiler output:
a.cc:1:1: error: 'N' does not name a type
    1 | N,K,*A=(dd).split.map &:to_i;puts"#{:IM if K%A.reduce(:gcd)>0||K>A.max}POSSIBLE"
      | ^
a.cc:1:30: error: 'puts' does not name a type
    1 | N,K,*A=(dd).split.map &:to_i;puts"#{:IM if K%A.reduce(:gcd)>0||K>A.max}POSSIBLE"
      |                              ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
 
int main()
{
    int n,k,x;
    scanf("%d%d",&n,&k);
    int g = 0,maxn = 0;
    for(int i = 1;i <= n;i++)
        scanf("%d",&x),g = __gcd(g,x),maxn = max(maxn,x);
    if(k <= maxn && k % g == 0)
        printf("POSSIBLE\n");
    else
        printf("IMPOSSIBLE\n");
    return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:15:14: error: expected '}' at end of input
   15 |     return 0;
      |              ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

#include <iostream>
#include <set>
#include <vector>

using namespace std;

/* A - Getting Difference */
static int const MAX = 10000;

int main()
{
  int N, K;

  cin >> N >> K;   // N個, 整数Kを作りたい
  vector<int> A(N);
  for (int i = 0; i < N; i++) {
    cin >> A[i];
  }

  int flag = 1, set_size = 0;
  while ( flag ) {
    int n = A.size();

    sort(A.begin(), A.end(), greater<int>()); // 降順

    int to_set[MAX] = {}; to_set[n - 1] = A[n - 1];
    int check, add = 0;
    for ( int i = 0; i < n; i++ ) {
      to_set[i] = A[i];
      for ( int j = i + 1;j < n; j++ ) {
        check = A[i] - A[j];
        if (check == K) {               // 終了条件1. Kと一致が得られる
          cout << "POSSIBLE" << endl;
          j = n;
          i = n;
          flag = 0;
        }
        A.push_back(check); // 終了じゃない場合は追加
        to_set[++add] = check;
      }
    }

    set<int> s(to_set, end(to_set));
    // 終了条件 setが同じor Kをつくれた
    if(set_size == s.size() && flag == 1) {
      cout << "IMPOSSIBLE" << endl;
      break;
    }
    set_size = s.size();
  }
  //   set<int>::iterator it;
  //   for (it = s.begin(); it != s.end(); it++) {
  //     cout << *it << ' ';
  //   } cout << endl;
  // }

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   24 |     sort(A.begin(), A.end(), greater<int>()); // 降順
      |     ^~~~
      |     short
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <ctype.h>
#include <string.h>
#define ll long long
#define MAX 20000000000
#define MOD 1000000007

int main(void){
ll int N,K;
int A[100001]={0};
 scanf("%lld%lld",&N,&K);
int i,flag=1;
ll int min=MAX,min2=MAX;
for(i=0;i<N;i++){
  scanf("%d",&A[i]);
  if(K==A[i]) { printf("POSSIBLE\n"); exit(0);}
  if(A[i]>K) flag=0;
 
  if(min>A[i]) {min2=min; min=A[i];}
  else if(min2>A[i]) min2=A[i];
}
if(flag==1){ printf("IMPOSSIBLE\n"); exit(0);}
int lc;
for(i=2;i<=min;i++) if(min%i==0) {lc=i; break;}

flag=1;
int ppp=0;

for(i=0;i<N;i++){
 if(A[i]%lc) { flag=0; break;}
 if(i==N-1) ppp=1;
}
if(min==1) flag=0;
if(K%lc==0) flag=0;

if(ppp==1){
for(i=0;i<N;i++){
 if(min!=A[i]) break;
 if(i==N-1) flag=1;
}
for(i=0;i<N;i++){
  if(A[i]%min) break;
  if(i==N-1&&min!=lc) flag=1;}

  if(K<min2-min) flag=1;
  else flag=0;
  if(K%)
}


if(flag==1) printf("IMPOSSIBLE\n");
else printf("POSSIBLE\n");

 return 0;
}

Compiler output:
main.c: In function 'main':
main.c:49:8: error: expected expression before ')' token
   49 |   if(K%)
      |        ^
Language: C++

#include <iostream>

using namespace std;

long long int N, K;
long long int B;
long long int largest = 0;
unsigned long A[1000000000] = {};
bool flag[1000000001] = {};
long long int c=1;
long long int c2 = 1;
bool flag2 = false;
bool flag3 = false;

int main() {
	cin >> N >> K;
	for (int i = 1; i <= N; i++) {
		cin >> B;
		if (!flag[B]) {
			A[c] = B;
			if (largest < A[c])largest = A[c];
			c++;
		}
		flag[B] = true;
		if (B == K) {
			cout << "POSSIBLE" << endl;
			return 0;
		}
	}
	if (c > largest / 2 && largest % 2 == 0) {
		cout << "POSSIBLE" << endl;
		return 0;
	}
	if (c > largest / 2 + 1 && largest % 2 == 1) {
		cout << "POSSIBLE" << endl;
		return 0;
	}
	if (K >= largest) {
		cout << "IMPOSSIBLE" << endl;
		return 0;
	}
	while (1) {
		flag2 = true;
		flag3 = false;
		for (int i = c2+1; i <= c; i++) {
			if (flag2)c2 = c;
			for (int j = i + 1; j <= c; j++) {
				if (!flag[abs((int)A[j] - (int)A[i])]) {
					A[c + 1] = abs((int)A[j] - (int)A[i]);
					for (int l = 1; l <= c; l++) {
						if (l > K && (l - K) % (abs((int)A[j] - (int)A[i])) == 0) {
							cout << "POSSIBLE" << endl;
							return 0;
						}
					}
					if (abs((int)A[j] - (int)A[i]) == K) {
						cout << "POSSIBLE" << endl;
						return 0;
					}
					flag[abs((int)A[j] - (int)A[i])] = true;
					c++;
					flag3 = true;
				}
			}
		}
		if (!flag3) {
			cout << "IMPOSSIBLE" << endl;
			return 0;
		}
	}
}

Compiler output:
/tmp/ccHpY9f7.o: in function `main':
a.cc:(.text+0x65): relocation truncated to fit: R_X86_64_PC32 against symbol `flag' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0xfb): relocation truncated to fit: R_X86_64_PC32 against symbol `flag' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x293): relocation truncated to fit: R_X86_64_PC32 against symbol `flag2' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x29a): relocation truncated to fit: R_X86_64_PC32 against symbol `flag3' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x2b4): relocation truncated to fit: R_X86_64_PC32 against symbol `flag2' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x31c): relocation truncated to fit: R_X86_64_PC32 against symbol `flag' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x52e): relocation truncated to fit: R_X86_64_PC32 against symbol `flag' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x54a): relocation truncated to fit: R_X86_64_PC32 against symbol `flag3' defined in .bss section in /tmp/ccHpY9f7.o
a.cc:(.text+0x586): relocation truncated to fit: R_X86_64_PC32 against symbol `flag3' defined in .bss section in /tmp/ccHpY9f7.o
collect2: error: ld returned 1 exit status
Language: C++

#include<stdlib.h>
#include<set>
#include<bitset>
#include<map>
#include<vector>
#include<string.h>
#include<algorithm>
#include<iostream>
#include<cstdio>
#include<queue>
#include<cmath>
#include<cstring> 

using namespace std;

int n,k;
vector<int> a;
int use[100010];

int main()
{
	cin>>n>>k;
	for(int i=0;i<n;i++)
	{
		int s;
		cin>>s;
		if(s==k){
			cout<<"POSSIBLE"<<endl;
			return 0;
		}
		(use[s]==0||use[s]==1)a.push_back(s);
		use[s]++;
	}
	use[0]==1;
	
	for(int i=0;i<a.size();i++)
	{
		for(int j=0;j<a.size();j++)
		{
			int check=abs(a[i]-a[j]);
			if(check==k){
				//cout<<check;
				cout<<"POSSIBLE"<<endl;
				return 0;
			}
			if(use[check]==0||use[check]==1) a.push_back(check),use[check]++;
		}
	}
	cout<<"IMPOSSIBLE"<<endl;
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:31:39: error: expected ';' before 'a'
   31 |                 (use[s]==0||use[s]==1)a.push_back(s);
      |                                       ^
      |                                       ;
Language: C++

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
const int maxN = 100010;

int a[maxN];

int main()
{
	int n,k; 
	scanf("%d%d",&n,&k);
	for(int i=1;i<=n;i++)
	{
		scanf("%d",&a[i]);
	}
	sort(a+1,a+1+n);
	if(k > a[n])
	{
		printf("IMPOSSIBLE\n");
		return 0;
	}
	int ans = _gcd(a[1],a[2]);
	for(int i=1;i<n;i++)
	{
		int tmp = _gcd(a[i],a[i+1]);
		ans = _gcd(ans,tmp);
	}
	if(k%ans == 0)
	{
		printf("POSSIBLE\n");
		return 0;
	}
	for(int i=1;i<=n;i++)
		a[i] = a[i]/ans;
	k/=ans;
	if(k > a[n])
	{
		printf("IMPOSSIBLE\n");
		return 0;
	}
	if(ans ==1 || ans== k)
		printf("POSSIBLE\n");
	else
		printf("IMPOSSIBLE\n");
	return 0; 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:19: error: '_gcd' was not declared in this scope
   24 |         int ans = _gcd(a[1],a[2]);
      |                   ^~~~
Language: C++

#include <iostream>
#include <cstdio>
#include <cstring>
#include <cmath>
#include <vector>
#include <algorithm>
using namespace std;

/*
int ceshi(int x,int y)
{
	
}
*/
int a[100005];
int main(int argc, char *argv[])
{
	int n,k,t,i,maxs=0;
	vector<int> x;
	scanf("%d %d",&n,&k);
	for(i=0;i<n;i++)
		{
			scanf("%d",&a[i]);
			if(a[i]==k){printf("POSSIBLE\n");exit(0);}
			if(maxs<a[i])maxs=a[i];
			x.push_back(a[i]);
		} 
	
	if(k>maxs){printf("IMPOSSIBLE\n");exit(0);}
	sort(a,a+n);
	
	
	for(i=1;i<n;i++)
		{
			if(a[i]!=(a[i-1]+a[1]-a[0]))break;
		}
	if(i==n)
	{
		if(k%(a[1]-a[0])!=0){printf("IMPOSSIBLE\n");exit(0);}
		else {printf("POSSIBLE\n");exit(0);}
	}

	int j=0,f,t,count=0;
	while(1)
	{
		count++;
		vector<int> ::iterator it1=x.begin(),it2=x.end();
		int y,z,cha;
		y=*it1;z=*it2;
		cha=fabs(y-z);
		
		if(cha==k){printf("POSSIBLE\n");exit(0);}
		
		a[j][0]=y;a[j][1]=z;
		//f=ceshi(a[j][0],a[j][1]);
		
		
		x.push_back(y);x.push_back(z);
		x.push_back(cha);
		if(count>10000000){printf("IMPOSSIBLE\n");exit(0);}
	}
	
	
	return 0;
}


Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:43:19: error: redeclaration of 'int t'
   43 |         int j=0,f,t,count=0;
      |                   ^
a.cc:18:17: note: 'int t' previously declared here
   18 |         int n,k,t,i,maxs=0;
      |                 ^
a.cc:54:21: error: invalid types 'int[int]' for array subscript
   54 |                 a[j][0]=y;a[j][1]=z;
      |                     ^
a.cc:54:31: error: invalid types 'int[int]' for array subscript
   54 |                 a[j][0]=y;a[j][1]=z;
      |                               ^
Language: C

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

int compare_int(const void *a, const void *b) {
  return *(int*)a - *(int*)b;
}

int main() {
  int n, k;
  int a[100010];
  int i;
  int flag = 1;
  scanf("%d %d", &n, &k);
  for (i = 0; i < n; i++) {
    scanf("%d", &a[i]);
    if (a[i] == k) {
      flag += 100;
    }
  }
  mergesort(a, n, sizeof(int), compare_int);
  int min = 1000000010;
  for (i = 0; i < n-1; i++) {
    if (min >= a[i+1] - a[i] && a[i+1] != a[i]) {
      min = a[i+1] - a[i];
    }
  }
  int min_a = a[0];
  /*printf("%d\n", min_a);*/
  int max_a = a[n-1];
  /*printf("%d\n", max_a);*/
  if (max_a < k) {
    flag -= 100;
  }
  if ((k - min_a) % min == 0) {
    flag += 10;
  } else {
    flag -= 10;
  }
  if (flag > 0) {
    printf("POSSIBLE\n");
  } else {
    printf("IMPOSSIBLE\n");
  }
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:20:3: error: implicit declaration of function 'mergesort' [-Wimplicit-function-declaration]
   20 |   mergesort(a, n, sizeof(int), compare_int);
      |   ^~~~~~~~~
Language: C++

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

#define int long long

auto main() -> signed {
    int n, k;
    cin >> n >> k;
    vector<int> v(n);
    for(int i=0; i<n; ++i) cin >> v[i];

    sort(v.begin(), v.end());
    if(v[v.size()-1] < k) {
        cout << "IMPOSSIBLE" << endl;
        return 0;
    }

    set<int> st;
    int f = 0;
    for(int i=0; i<n; ++i) {
        if(v[i]==k || v[i]==1) {
            cout << "POSSIBLE" << endl;
            return 0;
        }
        if(v[i]%2!=0) f++;
        st.insert(v[i]);
    }
    if(f==0&&k%2!=0) {
        cout << "IMPOSSIBLE" << endl;
        return 0;
    }

    int c = 0;
    set<int> st2 = st;
    while(true) {
        int m = v.size() - 1;
        if(c==2000) {
            if(k%2!==0)
                cout << "POSSIBLE" << endl;
            else cout << "IMPOSSIBLE" << endl;
            return 0;
        }
        st2 = st;
        for(int i=0; i<m; ++i) {
            int u = abs(v[i]-v[i+1]);
            if(u==1 || u==k) {
                cout << "POSSIBLE" << endl;
                return 0;
            }
            if(st.find(u) == st.end()) {
                v.push_back(u);
                st.insert(u);
            }
        }
        c++;
        if(st2.size() == st.size()) {
            cout << "IMPOSSIBLE" << endl;
            return 0;
        }
    }
    cout << "IMPOSSIBLE" << endl;
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:39:21: error: expected primary-expression before '=' token
   39 |             if(k%2!==0)
      |                     ^
Language: C++

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

using namespace std;

long long getgcd(long long n, long long m)
{
  while ((r = m % n) != 0) {
    m = n;
    n = r;
  }
  return n;
}

int main(){

  long long N,K;
  cin >> N >> K;
  long long a;
  vector <long long> b;
  for(int i = 0;i<N;i++){
    cin >> a;
    b.push_back(a);
  }

  sort(b.begin(),b.end());
  long long gcd = 0,k = 2;
  gcd = getgcd(b[0],b[1]);
  while(gcd != 1){
    if(k >= b.size())
      break;
    gcd = getgcd(gcd,b[k]);
    k++;
  }

  if(gcd == 1 ||(b.size() == 1 && b[0] == K))
    cout << "POSSIBLE" << endl;
  else if(K%gcd == 0 && b[b.size()-1] >= K){
    cout << "POSSIBLE" << endl;
  }
  else
    cout << "IMPOSSIBLE" << endl;
  

}


Compiler output:
a.cc: In function 'long long int getgcd(long long int, long long int)':
a.cc:9:11: error: 'r' was not declared in this scope
    9 |   while ((r = m % n) != 0) {
      |           ^
Language: C++

#include<iostream>
#include<vector>
#include<stack>
#include<algorithm>
#include<string>
#include<set>
#include<numeric>
#include<functional>
#include<unordered_map>
#include<cmath>
#include<cstdlib>
#include<cassert>

int main() {
	int N, K;
	std::cin >> N >> K;
	std::vector<long long> A(N);
	bool ok = false;
	for (int i = 0; i < N; i++) {
		std::cin >> A[i];
		if (K <= A[i])
			ok = true;
	}
	if (!ok) {
		std::cout << "IMPOSSIBLE" << std::endl;
		return;
	}

	std::sort(A.begin(), A.end());
	bool flag = A[0] == 1 ? true : false;

	unsigned int old_size = A.size() + 1;
	while (old_size != A.size()) {
		if (std::find(A.begin(), A.end(), K) != A.end()) { //見つかった
			flag = true;
			break;
		}

		//サイズを記録
		old_size = A.size();
		
		std::vector<long long> diff(old_size);
		for (int i = 1; i < old_size; i++) {
			diff[i] = A[i] % A[0];
		}
		for (int i = 1; i < old_size; i++) {
			if (diff[i] == 1) {
				flag = true;
				break;
			}
			if (diff[i] != 0 && std::find(A.begin(), A.end(), diff[i]) == A.end()) { //まだ無いものだったら追加
				A.push_back(diff[i]);
			}
		}
		if (flag) break;
		std::sort(A.begin(), A.end());
		//for (int i = 0; i < A.size(); i++)
		//	std::cout << A[i] << " ";
		//std::cout << std::endl;
	}
	if (flag)
		std::cout << "POSSIBLE" << std::endl;
	else
		std::cout << "IMPOSSIBLE" << std::endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:17: error: return-statement with no value, in function returning 'int' [-fpermissive]
   26 |                 return;
      |                 ^~~~~~
Language: C++

#include<stdlib.h>
#include<set>
#include<bitset>
#include<map>
#include<vector>
#include<string.h>
#include<algorithm>
#include<iostream>
#include<cstdio>
#include<queue>
#include<cmath>
#include<cstring> 

using namespace std;

int n,k;
vector<int> a;
int use[100010];

int main()
{
	cin>>n>>k;
	for(int i=0;i<n;i++)
	{
		int s;
		cin>>s;
		if(s==k){
			cout<<"POSSIBLE"<<endl;
			return 0;
		}
		use[s]++;
		a.push_back(s);
	}

	for(int i=0;i<a.size();i++)
	{
		for(int j=0;j<a.size();j++)
		{
			int check=abs(a[i]-a[j]);
			if(check==k){
				cout<<"POSSIBLE"<<endl;
				return 0;
			}
			if(use[check]==0||use[ckeck]==1) a.push_back(check),use[check]=1;
		}
	}
	cout<<"IMPOSSIBLE"<<endl;
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:44:47: error: 'ckeck' was not declared in this scope; did you mean 'check'?
   44 |                         if(use[check]==0||use[ckeck]==1) a.push_back(check),use[check]=1;
      |                                               ^~~~~
      |                                               check
Language: C++

#include<iostream>
using namespace std;
__int64 ball[100010];
int main()
{
	int n, k, i, flag = 0;
	__int64 min = 1000000000, max = 0;
	while (cin >> n >> k) {
		flag = 0;
		for (i = 1; i <= n; i++) {
			cin >> ball[i];
			if (ball[i] < min)min = ball[i];
			if (ball[i] > max)max = ball[i];
			if (ball[i] == k) { cout << "POSSIBLE" << endl; flag = 1; }
		}
		if (flag)continue;
		if (k > max) { cout << "IMPOSSIBLE" << endl; continue; }
		for (i = 1; i <= n; i++) {
			if (ball[i] % min != 0) {
				cout << "POSSIBLE" << endl;
				flag = 1;
				break;
			}
		}
		if (flag)continue;
		else { cout << "IMPOSSIBLE" << endl; }
	}
	return 0;
}

Compiler output:
a.cc:3:1: error: '__int64' does not name a type; did you mean '__int64_t'?
    3 | __int64 ball[100010];
      | ^~~~~~~
      | __int64_t
a.cc: In function 'int main()':
a.cc:7:9: error: '__int64' was not declared in this scope; did you mean '__int64_t'?
    7 |         __int64 min = 1000000000, max = 0;
      |         ^~~~~~~
      |         __int64_t
a.cc:11:32: error: 'ball' was not declared in this scope
   11 |                         cin >> ball[i];
      |                                ^~~~
a.cc:17:23: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator>'
   17 |                 if (k > max) { cout << "IMPOSSIBLE" << endl; continue; }
      |                     ~~^~~~~
a.cc:19:29: error: 'ball' was not declared in this scope
   19 |                         if (ball[i] % min != 0) {
      |                             ^~~~
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
int n, k; cin >> n >> k;
set <int> a;
 
for (int i = 0; i < n; ++i)
{
int p;
scanf("%d", &p);
a.insert(p);
}
 
for (auto it = a.begin(); it != a.end(); ++it)
for (auto j = it; j != a.end(); ++j)
if (j != it) a.insert(abs(*it - *j));
 
for (set<int>::iterator it = a.begin(); it != a.end(); ++it)
{
if (*it == k) {
cout << "POSSIBLE" << endl;
return 0;
}
else if (*it > k)
{
for (set<int>::iterator it1 = a.begin(); it1 != a.end(); ++it1)
{
if (*it1 > (*it - k) / 2) break;
else if ((*it - k) % *it1 == 0) {
cout << "POSSIBLE" << endl;
return 0;
}
}
}
}
cout << "IMPOSSIBLE" << endl;
 
return 0;
}

Compiler output:
a.cc:2:1: error: extended character   is not valid in an identifier
    2 |  
      | ^
a.cc:4:1: error: extended character   is not valid in an identifier
    4 |  
      | ^
a.cc:8:1: error: extended character   is not valid in an identifier
    8 |  
      | ^
a.cc:15:1: error: extended character   is not valid in an identifier
   15 |  
      | ^
a.cc:19:1: error: extended character   is not valid in an identifier
   19 |  
      | ^
a.cc:39:1: error: extended character   is not valid in an identifier
   39 |  
      | ^
a.cc:2:1: error: '\U000000a0' does not name a type
    2 |  
      | ^
a.cc:4:1: error: '\U000000a0' does not name a type
    4 |  
      | ^
Language: C

#include<stdio.h>


int main()
{
	long n,k,x,y,z,m;

	long i, j;
	scanf("%ld %ld", &n,&k);
	for (i = 0; i < n; i++) {
		if (i == 0) {
			scanf("%ld", &y);
			m = y;
			continue;
		}
		scanf_s("%ld",&x);
		if (x>m) {
			m = x;
		}
		if (x < y) {
			z = y;
			y = x;
			x = z;
		}
		while (x%y != 0) {
			z = y;
			y = x%y;
			x = z;
		}
	}
	if (k%y == 0&&k<=m) {
		printf("POSSIBLE");
		}else{
		printf("IMPOSSIBLE");
	}
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:16:17: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   16 |                 scanf_s("%ld",&x);
      |                 ^~~~~~~
      |                 scanf
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
int n, k; cin >> n >> k;
set <int> a;
 
for (int i = 0; i < n; ++i)
{
int p;
scanf("%d", &p);
a.insert(p);
}
 
for (auto it = a.begin(); it != a.end(); ++it)
for (auto j = it + 1; j != a.end(); ++j)
a.insert(abs(*it - *j));
 
for (set<int>::iterator it = a.begin(); it != a.end(); ++it)
{
if (*it == k) {
cout << "POSSIBLE" << endl;
return 0;
}
else if (*it > k)
{
for (set<int>::iterator it1 = a.begin(); it1 != a.end(); ++it1)
{
if (*it1 > (*it - k) / 2) break;
else if ((*it - k) % *it1 == 0) {
cout << "POSSIBLE" << endl;
return 0;
}
}
}
}
cout << "IMPOSSIBLE" << endl;
 
return 0;
}

Compiler output:
a.cc:2:1: error: extended character   is not valid in an identifier
    2 |  
      | ^
a.cc:4:1: error: extended character   is not valid in an identifier
    4 |  
      | ^
a.cc:8:1: error: extended character   is not valid in an identifier
    8 |  
      | ^
a.cc:15:1: error: extended character   is not valid in an identifier
   15 |  
      | ^
a.cc:19:1: error: extended character   is not valid in an identifier
   19 |  
      | ^
a.cc:39:1: error: extended character   is not valid in an identifier
   39 |  
      | ^
a.cc:2:1: error: '\U000000a0' does not name a type
    2 |  
      | ^
a.cc:4:1: error: '\U000000a0' does not name a type
    4 |  
      | ^
Language: C++

#include <bits/stdc++.h>
/*#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/detail/standard_policies.hpp>*/
 
#define pb push_back
#define mp make_pair
#define sz(s) ((int)(s.size()))
#define all(s) s.begin(), s.end()
#define rep(i, a, n) for (int i = a; i <= n; ++i)
#define per(i, n, a) for (int i = n; i >= a; --i)
#define onlycin ios_base::sync_with_stdio(false); cin.tie(0) 
using namespace std;
// using namespace __gnu_pbds;
typedef long long ll;
typedef unsigned long long ull;
/*typedef tree<
pair < int, int >,
null_type,
less< pair < int, int > >,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;*/
// find_by_order() order_of_key()
const int MAXN = (int)5e5+228;
const char nxtl = '\n';
const int mod = (int)1e9+7;
const double eps = (double)1e-7;
template<typename T> inline bool updmin(T &a, const T &b) {return a > b ? a = b, 1 : 0;}
template<typename T> inline bool updmax(T &a, const T &b) {return a < b ? a = b, 1 : 0;}

int n, k, a[MAXN];

int main() {
	#ifdef accepted
		freopen(".in", "r", stdin);
		freopen(".out", "w", stdout);
	#endif
	onlycin;
	cin >> n >> k;
	int g = 0;
	rep(i, 1, n) {
		cin >> a[i];
		g = __gcd(g, a[i]);
		if(a[i] == k) {
			cout << "POSSIBLE";
			return 0;
		}
	}
	if(k > *max_element(a + 1, a + 1+ n)) {
		cout << "IMPOSSIBLE\n";
		return 0;
	}
	rep(i, 1, n) {
		if(a[i] > k && (a[i] - k) % g == 0) {
			cout << "POSSIBLE\n";
			return 0;
		}	
	}
	else cout << "IMPOSSIBLE\n";
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:60:9: error: 'else' without a previous 'if'
   60 |         else cout << "IMPOSSIBLE\n";
      |         ^~~~