criyle/codenet-compile-errors huggingface dataset:
Language: Java

import java.util.*;

public class Hogehoge{
    public static void main(String[] args){
        String alp = "abcdefghijklmnopqrstuvwxyz";
        String[] str = alp.split("");
        Scanner sc = new Scanner(System.in);
        long n = sc.nextLong();
        String ans = "";
        while (n-1 > 26){
            int i = (int)(n % 26) - 1;
            n = n / 26;
            if(i < 0){
                i += 26;
            }
            ans += str[i];
        }
        ans += str[(int)(n)-1];
        StringBuffer hoge = new StringBuffer(ans);
        String answer = hoge.reverse().toString();
        System.out.println(answer);
    }
}


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

import java.util.*;

public class Main{
  public static void main(String[] srgs){
    String alp = "abcdefghijklmnopqrstuvwxyz";
    String[] str = alp.split("");
    Scanner sc = new Scanner(System.in);
    long n = sc.nextLong();
    String ans = "";
    while (n > 0){
      long i = n % 26;
      n = n / 26;
      ans += str[i];
    }
    System.out.println(ans);
  }
}


Compiler output:
Main.java:13: error: incompatible types: possible lossy conversion from long to int
      ans += str[i];
                 ^
1 error
Language: Java

import java.util.*;

public class Main{
  public static void main(String[] srgs){
    String alp = "abcdefghijklmnopqrstuvwxyz";
    String[] str = alp.split("");
    Scanner sc = new Scanner(System.in);
    long n = sc.nextLong();
    String ans = "";
    while (n > 0){
      int i = n / 26;
      n = n % 26;
      ans += str[i];
    }
    System.out.println(ans);
  }
}


Compiler output:
Main.java:11: error: incompatible types: possible lossy conversion from long to int
      int i = n / 26;
                ^
1 error
Language: Java

import java.util.*;

public class Main{
  public static void main(String[] srgs){
    String alp = "abcdefghijklmnopqrstuvwxyz";
    Scanner sc = new Scanner(System.in);
    long n = sc.nextLong();
    String ans = "";
    while (n > 0){
      int i = n / 26;
      n = n % 26;
      ans += alp[i];
    }
    System.out.println(ans);
  }
}

Compiler output:
Main.java:10: error: incompatible types: possible lossy conversion from long to int
      int i = n / 26;
                ^
Main.java:12: error: array required, but String found
      ans += alp[i];
                ^
2 errors
Language: Java

import java.util.*;
import java.util.Collections;
public class Main {
	public static void main(String[] args){	
      Scanner sc = null;
      sc = new Scanner(System.in);
      long N = sc.nextLong();
      String ans = "";
     
      while(N > 0){
        ans = (char)('a' + (N%26-1) + ans;
        N /= 26;
      }
      System.out.println(ans);
    }
}

Compiler output:
Main.java:11: error: ')' expected
        ans = (char)('a' + (N%26-1) + ans;
                                         ^
1 error
Language: C++

#include <iostream> // cout, endl, cin
#include <string> // string, to_string, stoi
#include <vector> // vector
#include <algorithm> // min, max, swap, sort, reverse, lower_bound, upper_bound
#include <utility> // pair, make_pair
#include <tuple> // tuple, make_tuple
#include <cstdint> // int64_t, int*_t
#include <cstdio> // printf
#include <map> // map
#include <queue> // queue, priority_queue
#include <set> // set
#include <stack> // stack
#include <deque> // deque
#include <unordered_map> // unordered_map
#include <unordered_set> // unordered_set
#include <bitset> // bitset
#include <cctype> // isupper, islower, isdigit, toupper, tolower
#include <iomanip> // fixed, setprecision 
#include <math.h> // double sqrt
#define rep(i,n) for(int i=0;i<(n);++i)
using namespace std;

string saiki(long long x){
if(x==0)return "";
 n--;
return saiki(x/26)+=char('a'+x%26);
}
 
int main(){
    long long n;
    cin>>n;
    cout<<saiki(n);
    return 0;
}

Compiler output:
a.cc: In function 'std::string saiki(long long int)':
a.cc:25:2: error: 'n' was not declared in this scope
   25 |  n--;
      |  ^
Language: C++

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

int main() {
	long long n;
	cin >> n;
	string ans;
	while (n > 0) {
	    n--;
	    ans += char('a' + n % 26);
	    n = n / 26;
	}
	reverse(a.begin(), a.end());
	cout << ans;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:17: error: 'a' was not declared in this scope
   14 |         reverse(a.begin(), a.end());
      |                 ^
Language: C++

#include <iostream> // cout, endl, cin
#include <string> // string, to_string, stoi
#include <vector> // vector
#include <algorithm> // min, max, swap, sort, reverse, lower_bound, upper_bound
#include <utility> // pair, make_pair
#include <tuple> // tuple, make_tuple
#include <cstdint> // int64_t, int*_t
#include <cstdio> // printf
#include <map> // map
#include <queue> // queue, priority_queue
#include <set> // set
#include <stack> // stack
#include <deque> // deque
#include <unordered_map> // unordered_map
#include <unordered_set> // unordered_set
#include <bitset> // bitset
#include <cctype> // isupper, islower, isdigit, toupper, tolower
#include <iomanip> // fixed, setprecision 
#include <math.h> // double sqrt
#define rep(i,n) for(int i=0;i<(n);++i)
using namespace std;

string saiki(int x){
if(x==0)return '';
return saiki(x/26)+=char('a'+x%26);
}
 
int main(){
    int n;
    cin>>n;
    cout<<saiki(n);
    return 0;
}

Compiler output:
a.cc:24:16: error: empty character constant
   24 | if(x==0)return '';
      |                ^~
a.cc: In function 'std::string saiki(int)':
a.cc:24:16: error: could not convert ''\000'' from 'char' to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
   24 | if(x==0)return '';
      |                ^~
      |                |
      |                char
Language: Java

import java.util.*;
public class AP4{
  public static void main(String[] args)
  {
    Scanner sc=new Scanner(System.in);
long n=sc.nextLong();
     String s="abcdefghijklmnopqrstuvwxyz";
     char[] c=s.toCharArray();
   StringBuilder s1=new StringBuilder();
     while(n>0)
     {
    	
       long x=Math.abs(n%26);
  
       if(x!=0)
       {
    	   int y=(int)x;
           s1.append(c[y-1]);
         
         n=n/26;
        
       }
       else
      {
         s1.append(c[25]);
          n=n/26;
	 n=n-1;
      }
       
      
     }
 s1.reverse();
   System.out.println(s1);
  }
}

Compiler output:
Main.java:2: error: class AP4 is public, should be declared in a file named AP4.java
public class AP4{
       ^
1 error
Language: C++

#include <bits/stdc++.h> 
#define MAX 50 
using namespace std; 
  
void printString(int n) 
{ 
    char str[MAX];
    int i = 0;
  
    while (n > 0) { 
        int rem = n % 26; 
   
        if (rem == 0) { 
            str[i++] = 'z'; 
            n = (n / 26) - 1; 
        } 
        else
            str[i++] = (rem - 1) + 'a'; 
            n = n / 26; 
        } 
    } 
    str[i] = '\0'; 
  
    reverse(str, str + strlen(str)); 
    cout << str << endl; 
  
    return; 
} 
  
int main() 
{ 
    int haleluyah;
    cin >> haleluyah;
    printString(haleluyah);
    return 0; 
} 

Compiler output:
a.cc:22:5: error: 'str' does not name a type
   22 |     str[i] = '\0';
      |     ^~~
a.cc:24:12: error: expected constructor, destructor, or type conversion before '(' token
   24 |     reverse(str, str + strlen(str));
      |            ^
a.cc:25:5: error: 'cout' does not name a type
   25 |     cout << str << endl;
      |     ^~~~
a.cc:27:5: error: expected unqualified-id before 'return'
   27 |     return;
      |     ^~~~~~
a.cc:28:1: error: expected declaration before '}' token
   28 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i=0;i<(n);++i)
using namespace std;
using ll = long long;
using P= pair<int,int>;
string alpha="abcdefghijklmnopqrstuvwxyz";
int main() {
    ll N,T;
    cin>>N;
    T=N;
    ll count=0;
    vector<long long> digits;
    string s;
    while(T>0)
    {
        //cout<<T<<endl;
        //T--;
        //cout<<T%26<<endl;
        s+=T%26+'a'-1;
      	T=T/26;
    }
    //string name="";
    reverse(s.begin(),s.end());
    //reverse(digits.begin(),digits.end());
    //cout<<alpha[10]<<endl;
    cout<<s<<endl;
    //for(int i=0;i<5;i++)//
    //{
      //cout<<n_digits[i]-1;
      //cout<<alpha[digits[i]-1];
    //}
    //for(int i=5;i<10;i++)//
    //{
      //cout<<n_digits[i]-1;
      //cout<<alpha[digits[i]-1];
   // }
    //cout<<name<<endl;
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:38:14: error: expected '}' at end of input
   38 |     return 0;
      |              ^
a.cc:7:12: note: to match this '{'
    7 | int main() {
      |            ^
Language: C++

int main() {
  long long n;
  cin >>n;
  string ans="" ;
  while(n){
    n--;
    ans += ('a' + (n%26));
    n=n/26;
  }
  reverse(ans.begin(),ans.end());
  cout << ans << endl;
  return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin >>n;
      |   ^~~
a.cc:4:3: error: 'string' was not declared in this scope
    4 |   string ans="" ;
      |   ^~~~~~
a.cc:7:5: error: 'ans' was not declared in this scope
    7 |     ans += ('a' + (n%26));
      |     ^~~
a.cc:10:11: error: 'ans' was not declared in this scope
   10 |   reverse(ans.begin(),ans.end());
      |           ^~~
a.cc:10:3: error: 'reverse' was not declared in this scope
   10 |   reverse(ans.begin(),ans.end());
      |   ^~~~~~~
a.cc:11:3: error: 'cout' was not declared in this scope
   11 |   cout << ans << endl;
      |   ^~~~
a.cc:11:18: error: 'endl' was not declared in this scope
   11 |   cout << ans << endl;
      |                  ^~~~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (ll i = 0; i < (n); ++i)
#define All(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()   //reverse
#define strall(v) (v).cbegin(),(v).cend() //const_itterator
#define IN(a, b, x) (a<=x&&x<b)
using namespace std;
using ll = long long;
using Pair = pair<int,int>;
using Graph = vector<vector<ll>>;
template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>;
template<typename t, typename u, typename Comp=less<>>
bool chmax(t& xmax, const u& x, Comp comp={}) { if(comp(xmax, x)) { xmax = x; return true; } return false;}
template<typename t, typename u, typename Comp=less<>>
bool chmin(t& xmin, const u& x, Comp comp={}) { if(comp(x, xmin)) { xmin = x; return true;} return false;}
const int INF = 1e9;
const ll infl = ll(1e18)+5;

/*
*ios::sync_with_stdio(false);
*cin.tie(0);
*/
int main(){
  ll N; cin >>N;
  vector<char> ans;
  while(N>0){
    N--;
    ll c = N%26;
    N++;
    ans.push_back(c+'a')
    N-=c;
    N/=26;
    if(N==0) break;
  } 
  reverse(All(ans));
  for(char x:ans){
    cout << x;
  } 
  cout << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:25: error: expected ';' before 'N'
   30 |     ans.push_back(c+'a')
      |                         ^
      |                         ;
   31 |     N-=c;
      |     ~
Language: C++

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

string f(ll n) {
    if (n == 0) return "";
    n--;
    return f(n / 26) + string(1, 'a' + n % 26)
}

int main(){
    ll n;
    cin >> n;
    cout << f(n) << endl;
    return 0;
}


Compiler output:
a.cc: In function 'std::string f(ll)':
a.cc:10:47: error: expected ';' before '}' token
   10 |     return f(n / 26) + string(1, 'a' + n % 26)
      |                                               ^
      |                                               ;
   11 | }
      | ~
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
const int MAXN = 2e5 + 5;
const int MAXD = 1e4 + 5;
const int MOD = 1e9 + 7;
const long double EPS = 1e-4;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
inline ll rand(ll a, ll b) {ll c = rng(); return a+((ll)abs(c))%(b-a+1);}


int main(){

        ios::sync_with_stdio(0);
        cin.tie(0);
        int n;
        cin >> n;
        string ans;
        while(n)
        {
            ans.push_back((char)((n % 26 + 'a' - 1)));
            n/=26;
        }
        reverse(ans.begin(),ans.end());
        cout << ans;

Compiler output:
a.cc: In function 'int main()':
a.cc:27:21: error: expected '}' at end of input
   27 |         cout << ans;
      |                     ^
a.cc:14:11: note: to match this '{'
   14 | int main(){
      |           ^
Language: C++

#include<string>
#include<iostream>
#include <algorithm>
#include<vector>
#include<functional>
#include <cstdlib>
#include <iomanip>
#include <cmath>
#include <numeric>
#include <math.h>
#define ll long long 
#define PI 3.14159265358979323846
#define rep(i,n) for(ll i=0;i<(ll)n;i++)
#define rep1(x,n) for(ll x=1;x<(ll)n+1;x++)
using namespace std;

int main() {
	ll N;
	string ans;
	cin >> N;
	while (N > 0) {
		N--;
		ll m = N % 26;
		char a = 'a' + m;
		ans.push_back(a);
        N/=26
	}
	reverse(ans.begin(), ans.end());
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:14: error: expected ';' before '}' token
   26 |         N/=26
      |              ^
      |              ;
   27 |         }
      |         ~
Language: C++

#include<iostream>
#include<string>
#include<algorithm>
#include<bits/stdc++.h>
#include<math.h>
using namespace std;
#define rep(i,n) for(int i = 0; i < (n); i++)
#define rep1(i,n) for(int i = 1; i < (n); i++)

string a(long long n){
    if(n==0)return "";
    n--;
    return a(n/26) + string(1,'a' + n%26);
}

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

/*      西江月·证明
	即得易见平凡，仿照上例显然。
   留作习题答案略， 读者自证不难。

	反之亦然同理，推论自然成立。
	略去过程QED，由上可知证毕。*/
# pragma GCC optimize (1)
# pragma GCC optimize (2)
# pragma GCC optimize (3)
# pragma GCC optimize ("Ofast")
#define mod 10
#include<iostream>
#include<queue>
#include<algorithm>
#include<cstdio>
#define kkk register
#define ll long long
#define inf 2147098934832ll
using namespace std;
ll read(){ll ans=0,f=1;char a=getchar();while(a>'9'||a<'0'){if(a=='-')f=-1;a=getchar();}while(a>='0'&&a<='9')ans=(ans<<3)+(ans<<1)+a-'0',a=getchar();return ans*f;}
//一条long long的黄金分割线-----------------------------------------------------------------------------------------------------------------------------------
ll n,a[1000005],cnt;
ll mod(ll x){
    return x%26==0?26:x%26;
}
int main(){
	n=read();
	while(n){
		a[++cnt]=n%26;
		n=(n-mod(n))/26;
	}
	for(int i=cnt;i>=1;i--)cout<<char(a[i]+'a'-1);
	return 0; 
} 

Compiler output:
a.cc:11:13: error: expected unqualified-id before numeric constant
   11 | #define mod 10
      |             ^~
a.cc:23:4: note: in expansion of macro 'mod'
   23 | ll mod(ll x){
      |    ^~~
a.cc: In function 'int main()':
a.cc:30:25: error: expression cannot be used as a function
   30 |                 n=(n-mod(n))/26;
      |                         ^
Language: C++

#include <bits/stdc++.h>
#include <algorithm>

using namespace std;

int main(){
  long long long int N,ts;
  ts=26;
  cin >> N;
  
  int length,i,j;
  
  for(i=1;;i++){
    if(N<ts+1){
      length=i;
      break;
    }
    ts=ts*26;
  }
  ts=ts/26;
  char ans[length];
  
  for(i=0;i<length;i++){
    if(i==0){
      ans[i]='a'+((N-1)%26);
    }
    else{
      ans[i]='a'+N/ts-1;
      N=N-N/ts*ts;
      ts=ts/26;
      cout << ans[i];
    }
  }
  cout << ans[0] << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: 'long long long' is too long for GCC
    7 |   long long long int N,ts;
      |             ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define fast ios::sync_with_stdio(false); cin.tie(0); cout.tie(0)
#define ll long long int
#define nl cout << endl
#define pb push_back
#define ff first
#define ss second
#define all(ar) ar.begin(), ar.end()
#define Sort(x) sort(all(x))
#define print_vector(my_vector_name) for(int i=0; i<my_vector_name.size(); i++) cout << my_vector_name[i] << " ";nl
//debugger
#define trace1(x)                cerr << #x << ": " << x << endl;
#define trace2(x, y)             cerr << #x << ": " << x << " | " << #y << ": " << y << endl;
#define trace3(x, y, z)          cerr << #x << ": " << x << " | " << #y << ": " << y << " | " << #z << ": " << z << endl;
#define trace4(a, b, c, d)       cerr << #a << ": " << a << " | " << #b << ": " << b << " | " << #c << ": " << c << " | " << #d << ": " << d << endl;
#define trace5(a, b, c, d, e)    cerr << #a << ": " << a << " | " << #b << ": " << b << " | " << #c << ": " << c << " | " << #d << ": " << d << " | " << #e << ": " << e << endl;
#define trace6(a, b, c, d, e, f) cerr << #a << ": " << a << " | " << #b << ": " << b << " | " << #c << ": " << c << " | " << #d << ": " << d << " | " << #e << ": " << e << " | " << #f << ": " << f << endl;

#define hang while (1)

char charFromNumber(int n) {
	return char(n+'a')
}

int main() {
	fast;
	ll n;
	cin >> n;
	n--;
	string ans;
	while (n) {
		ll q = n/26;
		ans=charFromNumber(n%26)+ans;
		n=q;
	}
	cout << ans;
	return 0;
}

//notes
/*
 value of INT_MAX and INT_MIN is fixed and they are
 INT_MAX = 2147483647
 INT_MIN = -2147483648
 use these format of input when number of inputs not provided
 *while(scanf("%lld",&n)!=EOF)
 *while using getline(cin,s) for taking input of a string which is 
 having white space characters just write cin>>ws; before geline(cin,s)
 to make it work properly
*/

/*
 use 2-D vector for representing the pair<int,pair<int,int> > kind of things
*/

Compiler output:
a.cc: In function 'char charFromNumber(int)':
a.cc:23:27: error: expected ';' before '}' token
   23 |         return char(n+'a')
      |                           ^
      |                           ;
   24 | }
      | ~
Language: Java

import java.util.Scanner;

public class C {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);

		long N = scan.nextLong();
		StringBuilder sb = new StringBuilder();

		while(true) {
			N--;
			sb.append((char)('a' + (N % 26)));
			if(N < 26) {
				break;
			}
			N /= 26;
		}

		System.out.println(sb.reverse().toString());

	}
}

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

import java.util.Scanner;

public class ques {
	
	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		long n = s.nextLong();
		
		int ctr = 0;
		long num = 0;
		
		while(n>num*26+26) {
			num = num*26+26;
			ctr++;
		}
		n = n-num-1;
		while(ctr>=0) {
			long ans = (long)(Math.pow(26, ctr));
			long r = (n/ans);
			System.out.print((char)(r+97));
			n = n%ans;
			ctr--;
		}
		
		
	}

}


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

import java.util.Scanner;
import java.util.Stack;

public class Main {

	public static void main(String[] args) {
	    Scanner sc = new Scanner(System.in);
        long N = sc.nextInt();
        int N_copy = N;
        String[] alphabet = {"a","b","c","d","e","f","g","h","i","j","k","l",
                "m","n","o","p","q","r","s","t","u","v","w","x","y","z"};
        Stack<String> stack = new Stack<String>();

        while(N>26) {
            int remain = N%26;
            if(remain==0) {
                remain=26;
            }
            stack.add(alphabet[remain-1]);
            N-=remain;
            N/=26;
        }
        int last_remain = N%26;
        if(last_remain == 0) {
            last_remain=26;
        }
        stack.add(alphabet[last_remain-1]);

        while(!stack.isEmpty()) {
            System.out.print(stack.pop());
        }

	}

}


Compiler output:
Main.java:9: error: incompatible types: possible lossy conversion from long to int
        int N_copy = N;
                     ^
Main.java:15: error: incompatible types: possible lossy conversion from long to int
            int remain = N%26;
                          ^
Main.java:23: error: incompatible types: possible lossy conversion from long to int
        int last_remain = N%26;
                           ^
3 errors
Language: Java

import java.util.Scanner;

public class Dolmatines {

	private static int decimalNumber;
	private static String[] numeralSystem;

//	public Dalmatians(int decimalNumber) {
//		super();
//		this.decimalNumber = decimalNumber;
//		fillNumeralSystem();
//	}

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		decimalNumber = scanner.nextInt();
		fillNumeralSystem();
//		translateNumber();
		System.out.println(translateNumber());
	}

	private static void fillNumeralSystem() {
		numeralSystem = new String[27];
		numeralSystem[0] = "z";
		int delta = (int) 'a';
		for (int i = 1; i < numeralSystem.length; i++) {
			numeralSystem[i] = Character.toString(i - 1 + delta);
		}
	}

	public static String translateNumber() {

		String res = "";

		while (decimalNumber > 26) {
			if (decimalNumber % 26 == 0) {
				while (decimalNumber > 26) {
					res = numeralSystem[0].concat(res);
					decimalNumber /= 26;
				}
				return res;
			}
			res = numeralSystem[(int) (decimalNumber % 26)].concat(res);
			decimalNumber /= 26;
		}

		res = numeralSystem[(int) decimalNumber].concat(res);

		return res;

	}
}

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

#include<bits/stdc++.h>
//#include<boost/multiprecision/cpp_int.hpp>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>

#define ull unsigned long long int
#define ll long long
#define vi vector<int>
#define mii map<int,int>
#define all(x) x.begin(),x.end()
#define fast_io ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define endl "\n"
#define pb push_back
#define MOD 1e9+7
#define INF 0x3f3f3f3f
//#define show(x) cerr<<x#<<" "<<x<<"\n";

//typedef tree<pair<int,int>,null_type, 
//less<pair<int,int>>,rb_tree_tag,tree_order_statistics_node_update>   ordered_set;

//(UNCOMMENT WHEN HAVING LOTS OF RECURSIONS)\
#pragma comment(linker, "/stack:200000000")
//(UNCOMMENT WHEN NEEDED)\
#pragma GCC optimize("Ofast,unroll-loops,no-stack-protector,fast-math")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
//#pragma GCC optimize("O3")
//uncoment for large int requirement

//using boost::multiprecision::cpp_int;
//using namespace _gnu_pbds;
using namespace std;
int dx[]={-1,0,1,0};
int dy[]={0,1,0,-1};

int main() {
	 long long n, ans=0,tmp=0;
	cin>>n;
	vector<ll> v;
 while(n)
 {n--
     v.push_back(n%26);
     n/=26;
 }
 for(ll i = ll(v.size())-1 ; i>=0;i--)
 {        cout<<char('a'+v[i]);
      }
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:6: error: expected ';' before 'v'
   40 |  {n--
      |      ^
      |      ;
   41 |      v.push_back(n%26);
      |      ~
a.cc:7:12: error: expected primary-expression before 'long'
    7 | #define ll long long
      |            ^~~~
a.cc:44:13: note: in expansion of macro 'll'
   44 |  for(ll i = ll(v.size())-1 ; i>=0;i--)
      |             ^~
Language: C

#include<stdio.h>
int main(void){
  char c[20];
  int tmp=-1;
  long int n;
  scanf("%ld", &n);
  while(n){
    int r=(n-1)%26;
    c[++tmp]='a'+r;
    n=(n-1)/26;
  }
  for(int i=tmp;i>=0;i--){
    printf("%c", c[i])
  }
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:13:23: error: expected ';' before '}' token
   13 |     printf("%c", c[i])
      |                       ^
      |                       ;
   14 |   }
      |   ~
Language: C

#include<stdio.h>
int main(void){
  char c[20];
  int tmp=-1;
  long int n;
  scanf("%ld", &n);
  while(n){
    int r=(n-1)%26;
    c[++tmp]='a'+r;
    n=(n-1)/26;
  }
  for(int i=tmp;i>=0;i--){
    print("%c", c[i])
  }
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:13:5: error: implicit declaration of function 'print'; did you mean 'printf'? [-Wimplicit-function-declaration]
   13 |     print("%c", c[i])
      |     ^~~~~
      |     printf
main.c:13:22: error: expected ';' before '}' token
   13 |     print("%c", c[i])
      |                      ^
      |                      ;
   14 |   }
      |   ~
Language: C

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

int main(){
  int64_t n;
  string alf,ans;
  alf = "abcdefghijklmnopqrstuvwxyz";
  cin >> n;
  while(n>0){
    ans = alf.at(n%26-1) + ans;
    n = n/26;
  }
  cout << ans << endl;
}

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

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

string f(ll n) {
    if (n == 0) return "";
    n--;
    return f(n / 26) + string(1, 'a' + n % 26);
}

int main() {
    ll n; cin >> n;
    cout << f(n) << endl;

    return 0;
}

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

#include <bits/stdc++.h>
using namespace std;
bool T=false;

int main(){
    vector<char> alpha(26);
    alpha[0]='z';
    for (int i = 0; i < 27; i++)
    {
        alpha[i+1]=i+'a';
    }
    long long N;cin>>N;
    long long A=0;
    vector<long long> vec(0);
    for (int i = 0; i < 11; i++)
    {
        A=A+pow(26,i+1);
        vec.push_back(A+1);
    }
    long long ans1=12;
    for (int i = 0; i < 11; i++)
    {
        if(vec[i]>N){ans1=i;break;}
    }
    vector<char> answer(0)
    for (int i = 0; i <= ans1; i++)
    {
        answer.push_back(alpha[N%26]);
        N/=26;
    }
    reverse(answer.begin(),answer.end());
    for(int i=0;i<answer.size();i++){
        cout<<answer[i];
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:5: error: expected ',' or ';' before 'for'
   26 |     for (int i = 0; i <= ans1; i++)
      |     ^~~
a.cc:26:21: error: 'i' was not declared in this scope
   26 |     for (int i = 0; i <= ans1; i++)
      |                     ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
struct _ { ios_base::Init i; _() { ios_base::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL); } } _;

int main() {

	long long n;
	cin >> n;
	string code = "abcdefghijklmnopqrstuvwxyz";
	assert(code.length() == 26);
	string ans;

	while (n > 0) {
		n--;
		debug(n, n % 26);
		ans.push_back(code[n % 26]);
		n /= 26;
	}
	reverse(ans.begin(), ans.end());
	cout << ans;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: 'debug' was not declared in this scope
   15 |                 debug(n, n % 26);
      |                 ^~~~~
Language: C++

#include <bits/stdc++.h>  // include all standard C++ libraries

using namespace std;

// Loops
#define _overload3(_1,_2,_3,name,...) name
#define _rep(i,n) repi(i,0,n)
#define repi(i,a,b) for(int i=int(a);i<int(b);++i)
#define _rrep(i,n) rrepi(i,n,0)
#define rrepi(i,a,b) for(int i=int(a)-1;i>=int(b);--i)

#define rep(...) _overload3(__VA_ARGS__,repi,_rep,)(__VA_ARGS__)
#define rrep(...) _overload3(__VA_ARGS__,rrepi,_rrep,)(__VA_ARGS__)
#define each(xi, x) for (auto&& xi : x)
// Note: we can use rep(i,N) or rep(i,from,to)


// typedef
template <class T> using vec = vector<T>;
using ll = long long;
using vi   = vec<int>;
using vvi  = vec<vi>;
using vvvi = vec<vvi>;
using pii  = pair<int, int>;


// Constants

// Shorter repr for frequently used terms
#define pb push_back
#define eb emplace_back
#define mp make_pair
#define Fi first
#define Se second


// Algorithms
#define all(x) (x).begin(), (x).end()
#define uniq(v) v.erase( unique(all(v)), v.end() )
#define perm(c) sort(all(c));for(bool c##p=1;c##p;c##p=next_permutation(all(c)))

template<class T> pair<T, size_t> max(vector<T> &x){ auto it = max_element(all(x)); return mp(*it, it-x.begin()); }
template<class T> pair<T, size_t> min(vector<T> &x){ auto it = min_element(all(x)); return mp(*it, it-x.begin()); }

template<class T> inline bool chmax(T &maxval, const T &newval) { if (maxval<newval) { maxval=newval; return 1; } return 0; }
template<class T> inline bool chmin(T &minval, const T &newval) { if (minval>newval) { minval=newval; return 1; } return 0; }

// Utilities
// Grid world utilities
int dx[4]={0,1,0,-1};
int dy[4]={1,0,-1,0};
#define inside(H,W,y,x) 0<=(x) && (x)<(W) && 0<=(y) && (y)<(H)

inline int in() {int x; cin >> x; return x;} // read int from cin
inline  ll IN() {ll x; cin >> x; return x;}  // read ll from cin



// Debug
#ifdef LOCAL
  #include "dump.hpp"
  #define debug(x) cerr << #x << ": " << x << '\n'
#else
  #define dump(...)
  #define debug(x)
#endif

// Paste snippets here!!

// 

int main(){
  cin.tie(0); ios::sync_with_stdio(false);    // Magic for faster cin
  ll n; cin>>n;
  string s="";
  while(n>0){
    n--;
    s += 'a'+(%26);
    n /= 26;
  }
  reverse(s.begin(), s.end());
  cout << s << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:78:15: error: expected primary-expression before '%' token
   78 |     s += 'a'+(%26);
      |               ^
Language: Java

import javafx.util.Pair;

import java.util.*;
/*
NOTES:
-more than 10 digits (10^10), use long
-prefix sum of 1's and -1's to control flow of highlighting a region
-log(a)/log(b) = log base b of a
-create a position array if trying to see if elements show up next to each other sequentially
 i.e. elements 1,2,3 are within 3 spots of each other in an array
      arr[scannedInt - 1] = i; (position of i at p[i] in original)
- use a freq array when counting instances of an element occurring
- increment the counter first before simulating anything turn-based (two player game)

 */

public class Main {
    static long mod = (long)(Math.pow(10, 9) + 7);
    public static String alpha = "zabcdefghijklmnopqrstuvwxy";
    public static void main(String[] args) {
        Scanner scan =new Scanner(System.in);
        long n = scan.nextLong();
        long sum = 0;
        int t = 0;
        long tempSum = 0;
        for(; t<10; t++){
            tempSum = sum + (long) Math.pow(26,t+1);
            if(n>=sum && n<=tempSum){
                break;
            }
            sum = tempSum;
        }
        //System.out.println("t "+t);
        Stack<Character> stack = new Stack<>();
        n -= sum;
        //System.out.println(n);
        if(n == Math.pow(26,t+1)){
            for(int i = 0; i<=t; i++)
                stack.push('z');
        }
        else {
            for (int i = 0; i <= t; i++) {
                stack.push(alpha.charAt((int) n % 26));
                n /= 26;
                if(n%26 != 0)
                n += 1;
                //System.out.println("n "+n);
            }
        }
        while(!stack.empty()){
            System.out.print(stack.pop());
        }


        scan.close();
    }





    static int GCD(int a, int b) {
        // Everything divides 0
        if (a == 0) return b;
        if (b == 0) return a;

        // base case
        if (a == b) return a;

        // a is greater
        if (a > b) return GCD(a-b, b);
        return GCD(a, b-a);
    }
    static int LCM(int a, int b){
        return (a*b)/(GCD(a,b));
    }
    static String rev(String s){
        char[] arr = s.toCharArray();
        for(int i = 0; i<(s.length()+1)/2; i++){
            char temp = arr[i];
            arr[i] = arr[s.length()-i-1];
            arr[s.length()-i-1] = temp;
        }
        String fin = new String(arr);
        return fin;
    }
    static long pow(long a, long N) {
        if (N == 0) return 1;
        else if (N == 1) return a;
        else {
            long R = pow(a,N/2);
            if (N % 2 == 0) {
                return R*R;
            }
            else {
                return R*R*a;
            }
        }
    }

    static long powMod(long a, long N) {
        if (N == 0) return 1;
        else if (N == 1) return a % mod;
        else {
            long R = powMod(a,N/2) % mod;
            R *= R;
            R %= mod;
            if (N % 2 == 1) {
                R *= a;
                R %= mod;
            }
            return R % mod;
        }
    }

}

Compiler output:
Main.java:1: error: package javafx.util does not exist
import javafx.util.Pair;
                  ^
1 error
Language: C++

int main()
{
  char name[20];
  int cnt = -1;
  long n;
  scanf("%ld",&n);
  while(n)
  {
    int r = n % 26;
    name[++cnt] = 'a' + (r - 1);
  }
  for(int i = cnt ; i >= 0 ; i--)
    printf("%c",name[i]);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'scanf' was not declared in this scope
    6 |   scanf("%ld",&n);
      |   ^~~~~
a.cc:13:5: error: 'printf' was not declared in this scope
   13 |     printf("%c",name[i]);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | int main()
Language: C++

#include<iostream>
using namespace std;
int main()
{
long long n;
           cin>>n;
           string ans;
           while(n>0){
            n--;
            ans+=('a'+n%26);
            n/=26;
           }
           reverse(ans.begin(),ans.end());
           cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: error: 'reverse' was not declared in this scope
   13 |            reverse(ans.begin(),ans.end());
      |            ^~~~~~~
Language: Java

long n = in.nextLong();

StringBuilder answer = new StringBuilder();
while (n > 0) {
    n--;
    answer.append((char) ('a' + n % 26));
    n /= 26;
}

Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
long n = in.nextLong();
^
  (use --enable-preview to enable unnamed classes)
Main.java:4: error: class, interface, enum, or record expected
while (n > 0) {
^
Main.java:6: error: class, interface, enum, or record expected
    answer.append((char) ('a' + n % 26));
    ^
Main.java:7: error: class, interface, enum, or record expected
    n /= 26;
    ^
Main.java:8: error: class, interface, enum, or record expected
}
^
5 errors
Language: C++

n = int(input())
d = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']
a = ''
while n:
    n -= 1
    a = d[n % 26] + a
    n //= 26
print(a)

Compiler output:
a.cc:3:5: error: empty character constant
    3 | a = ''
      |     ^~
a.cc:1:1: error: 'n' does not name a type
    1 | n = int(input())
      | ^
Language: C++

#include<bits/stdc++.h>
#define rep(i,N) for(int i=0;i<(N);i++)
#define FOR(i,a,b) for(int i=(a);i<(b);i++)
using namespace std;
const long long MOD = 1e9 + 7;
const long long INF = 1e12;
const int inf = 1e9;
const int mod = 1e9+7;
typedef long long ll;
typedef pair<ll,int> P;
typedef set<int> S;
int main(){
    cout << fixed << setprecision(10);
    ll n;
    cin >> n;
    string s = "";
    while(n > 0){
        s += char((n-1)%26 + 'a');
        (n-1) /= 26;
    }
    reverse(s.begin(),s.end());
    cout << s << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:11: error: lvalue required as left operand of assignment
   19 |         (n-1) /= 26;
      |         ~~^~~
Language: C++

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

int main() {
  int64_t N,;
  cin>>N;
  string S;
  while(N>0){
    char Q='a';
    if(N%26!=0){
      Q+=(N%26-1);
    }
    else{
      Q='z';
      N--;
    }
    S.push_back(Q);
    N/=26;
  }
  reverse(S.begin(),S.end());
  cout<<S<<endl;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:13: error: expected unqualified-id before ';' token
    5 |   int64_t N,;
      |             ^
Language: C++

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

int main() {
  int64_t N,K=0;
  cin>>N;
  string S
  while(N>0){
    char Q='a';
    if(N%26!=0){
      Q+=(N%26-1);
    }
    else{
      Q='z';
      N--;
    }
    S.push_back(Q);
    N/=26;
    K++;
  }
  reverse(S.begin(),S.end());
  cout<<S<<endl;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: expected initializer before 'while'
    8 |   while(N>0){
      |   ^~~~~
a.cc:21:11: error: 'S' was not declared in this scope
   21 |   reverse(S.begin(),S.end());
      |           ^
Language: C++

import string

n = int(input())
alphabets = string.ascii_lowercase
answer = []
while n >= 1:
	n -= 1
    answer.append(alphabets[n % 26])
    n = n//26
ans = ''.join(list(reversed(answer)))
print(ans)


Compiler output:
a.cc:10:7: error: empty character constant
   10 | ans = ''.join(list(reversed(answer)))
      |       ^~
a.cc:1:1: error: 'import' does not name a type
    1 | import string
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

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

int main() {
  long long n;
  cin >> n;
  char s[26] = "abcdefghijklmnopqrstuvwxyz";
  
  int i;
  char t[64] = { };
  for(i = 62; n; --i) {
    t[i] = s[n % 26];
    n /= 26;
  }
  cout << string(t+i+1);
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:16: error: initializer-string for 'char [26]' is too long [-fpermissive]
    7 |   char s[26] = "abcdefghijklmnopqrstuvwxyz";
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main() {
  long long n;
  cin >> n;
  char s[26] = 'abcdefghijklmnopqrstuvwxyz';
  
  int i;
  char t[64] = { };
  for(i = 62; n; --i) {
    t[i] = s[n % 26];
    n /= 26;
  }
  cout << string(t+i+1);
  return 0;
}


Compiler output:
a.cc:7:16: warning: multi-character literal with 26 characters exceeds 'int' size of 4 bytes
    7 |   char s[26] = 'abcdefghijklmnopqrstuvwxyz';
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:7:16: error: array must be initialized with a brace-enclosed initializer
Language: C++

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

int main() {
  long long n;
  cin >> n;
  const char s[26] = 'abcdefghijklmnopqrstuvwxyz';
  
  int i;
  char t[64] = { };
  for(i = 62; n; --i) {
    t[i] = s[n % 26];
    n /= 26;
  }
  cout << string(t+i+1);
  return 0;
}


Compiler output:
a.cc:7:22: warning: multi-character literal with 26 characters exceeds 'int' size of 4 bytes
    7 |   const char s[26] = 'abcdefghijklmnopqrstuvwxyz';
      |                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:7:22: error: array must be initialized with a brace-enclosed initializer
Language: C++

#include <iostream>
using namespace std;

int main() {
	// your code goes here
	long long int n;
	cin>>n;
	string s;
	while(n>0)
	{
	    n--;
	    s+=char('a'+n%26);
	    n=n/26;
	}
	reverse(s.begin(),s.end());
	cout<<s;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:9: error: 'reverse' was not declared in this scope
   15 |         reverse(s.begin(),s.end());
      |         ^~~~~~~
Language: C++

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

int main() {
  long long n;
  cin >> n;
  const char s = 'abcdefghijklmnopqrstuvwxyz';
  
  int i;
  char t[64] = { };
  for(i = 62; p; --i) {
    t[i] = s[n % 26];
    n /= 26;
  }
  cout << string(t+i+1);
  return 0;
}

Compiler output:
a.cc:7:18: warning: multi-character literal with 26 characters exceeds 'int' size of 4 bytes
    7 |   const char s = 'abcdefghijklmnopqrstuvwxyz';
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:7:18: warning: overflow in conversion from 'int' to 'char' changes value from '2004384122' to '122' [-Woverflow]
a.cc:11:15: error: 'p' was not declared in this scope
   11 |   for(i = 62; p; --i) {
      |               ^
a.cc:12:13: error: invalid types 'const char[long long int]' for array subscript
   12 |     t[i] = s[n % 26];
      |             ^
Language: C++

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

int main(){
  int i = 0;
  Long Long N;
  vector<char> result(10);
  cin >> N;
  while(N){
    char alp = N % 26 + 96;
    result.at(i) = alp;
    i++;
    N/= 26;
  }
  
  for(int j = i; j > 0; j--)
    cout << result.at(j-1);
  cout << endl;
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'Long' was not declared in this scope; did you mean 'long'?
    7 |   Long Long N;
      |   ^~~~
      |   long
a.cc:9:10: error: 'N' was not declared in this scope
    9 |   cin >> N;
      |          ^
Language: C++

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

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

  ll n;
  cin >> n;

  vector<char> v;
  vector<char> vc = {
    'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'
  };

  while (n > 0)
  {
    q = (n-1) % 26;
    n = (n-1) / 26;
    v.push_back(vc.at(q));
  }
  reverse(v.begin(), v.end());

  for (int i = 0; i < v.size(); i++)
  {
    cout << v.at(i);
  }
  cout << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:5: error: 'q' was not declared in this scope
   20 |     q = (n-1) % 26;
      |     ^
Language: C++

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

#define FOR(i, j, k, in) for (int i=j ; i<k ; i+=in)
#define RFOR(i, j, k, in) for (int i=j ; i>=k ; i-=in)
#define REP(i, j) FOR(i, 0, j, 1)
#define RREP(i, j) RFOR(i, j, 0, 1)

#define INF (int)1e9
#define PI 3.1415926535897932384626433832795
#define MOD 1000000007
#define endl "\n"

typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<string, string> pss;
typedef map<int, int> mii;




int main()
{

//#ifndef ONLINE_JUDGE
//    freopen("input.txt", "r", stdin);
//    freopen("output.txt", "w", stdout);
//#endif
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
   ll n;
    cin>>n;
    string s;
    while(n>0)
    {
        int d = n%26;
        if(d==0)
            d =26;
        s+= (char)(d+'a'-1);
        n=n-d;
        n/=26;
    }
    reverse(s.begin(),s.end());
    cout<<s<<endl;
    return 0;rn 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:52:14: error: 'rn' was not declared in this scope; did you mean 'n'?
   52 |     return 0;rn 0;
      |              ^~
      |              n
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll = long long
int main(){
ll n;
cin>>n;
string ans;
while(n){
n--;
ans+='a'+n%26;

n/=26;


}
reverse(ans.begin(),ans.end());
cout<<ans<<endl;

return 0;
}

Compiler output:
a.cc:4:4: error: expected ';' before 'main'
    4 | int main(){
      |    ^~~~~
      |    ;
Language: C++

#include<bits/stdc++.h>
using namspace std;
using ll = long long;
int main(){
ll n;
cin>>n;
string ans;
while(n){
n--;
ans+='a'+n%26;

n/=26;


}
reverse(ans.begin(),ans.end());
cout<<ans<<endl;

return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namspace'
    2 | using namspace std;
      |       ^~~~~~~~
a.cc: In function 'int main()':
a.cc:6:1: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 | cin>>n;
      | ^~~
      | std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:7:1: error: 'string' was not declared in this scope
    7 | string ans;
      | ^~~~~~
a.cc:7:1: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:10:1: error: 'ans' was not declared in this scope; did you mean 'abs'?
   10 | ans+='a'+n%26;
      | ^~~
      | abs
a.cc:16:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   16 | reverse(ans.begin(),ans.end());
      |         ^~~
      |         abs
a.cc:16:1: error: 'reverse' was not declared in this scope; did you mean 'std::reverse'?
   16 | reverse(ans.begin(),ans.end());
      | ^~~~~~~
      | std::reverse
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:249:1: note: 'std::reverse' declared here
  249 | reverse(_ExecutionPolicy&& __exec, _BidirectionalIterator __first, _BidirectionalIterator __last);
      | ^~~~~~~
a.cc:17:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   17 | cout<<ans<<endl;
      | ^~~~
      | std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:17:12: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   17 | cout<<ans<<endl;
      |            ^~~~
      |            std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: Java

import java.util.*;
class Main {
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    Map<Integer,Integer> m = HashMap<Integer, Integer>();
    long sum = 0;
    for(int i = 0; i < N; i++){
      int A = sc.nextInt();
      m.put(A, m.getOrDefault(A,0)+1);
      sum += A;
    }
    StringBuilder ans = new StringBuilder();
    int Q = sc.nextInt();
    for(int i = 0; i < Q; i++){
      int B = sc.nextInt();
      int C = sc.nextInt();
      if(!m.containsKey(B)){
        ans.append(sum).append("\n");
        countinue;
      }
      int num = m.get(B);
      sum -= (long) num*B;
      sum += (long) num*C;
      m.put(C,m.getOrDefault(C,0)+num);
      m.remove(B);
      ans.append(sum).append("\n");
    }
    System.out.println(ans);
  }
}
     
        

Compiler output:
Main.java:6: error: ';' expected
    Map<Integer,Integer> m = HashMap<Integer, Integer>();
                                                     ^
Main.java:20: error: not a statement
        countinue;
        ^
2 errors
Language: C++

#include<bits/stdc++.h>
using namspace std;
using ll = long long
int main(){
ll n;
cin>>n;
string ans;
while(n){
n--;
ans+='a'+n%26;

n/=26;


}
reverse(ans.begin(),ans.end());
cout<<ans<<endl;

return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namspace'
    2 | using namspace std;
      |       ^~~~~~~~
a.cc:4:4: error: expected ';' before 'main'
    4 | int main(){
      |    ^~~~~
      |    ;
Language: C++

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

int main()
{
  long long N;cin >> N;
  int num[10];

  for(int i = 9; i >= 0; --i){
    long long tmp = N;
    int cnt=0;
    int r;
    r = tmp % pow((long long)26, i);
    tmp /= pow(26, i);
    while(tmp != 0){
      cnt++;
      tmp /= pow(26, i);

    }
    num[i] = cnt;
    tmp = r;
  }
  int j=9;
  while(num[j] != 0){
    j--;
  }
  for(int i = j; i >= 0; i--){
    printf("%c", 'a' + num[i]); 
  }
  
      
  return 0; 
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:13: error: invalid operands of types 'long long int' and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%'
   13 |     r = tmp % pow((long long)26, i);
      |         ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~
      |         |        |
      |         |        __gnu_cxx::__promote<double>::__type {aka double}
      |         long long int