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

#include <bits\stdc++.h>
using namespace std;
int main()
{
    int cnt=0;
    bool b=false;
    string s;
    cin>>s;
    sort(s.begin(),s.end());
    if(s.size()%2!=0){
        cout<<"NO";
    }
    else{
        for(int i=0;i<s.size()-1;i++){
            if(s[i]==s[i+1]){
                cnt++;
            }
            else{
                if((cnt+1)%2==0){
                    b=true;
                    cnt=0;
                }
                else{
                    cout<<"NO";
                    b=false;
                    exit(0);
                }
            }
        }
        cout<<"YES";
    }
}


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

#include<iostream>
#include<vector>
#include<string>
void yn(bool ok) {
  if(ok) cout<<"Yes"<<endl;
  else cout<<"No"<<endl;
}
using namespace std;

int main(){
  string s;
  cin>>s;
  vector<int> a(26,0);
  for(int i=0;i<s.size();i++) a[i-'a']++;
  bool ok=1;
  for(int i=0;i<26;i++) if(a[i]%2==1) ok=0;
  yn(ok);
}

Compiler output:
a.cc: In function 'void yn(bool)':
a.cc:5:10: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    5 |   if(ok) cout<<"Yes"<<endl;
      |          ^~~~
      |          std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:5:23: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    5 |   if(ok) cout<<"Yes"<<endl;
      |                       ^~~~
      |                       std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:6:8: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    6 |   else cout<<"No"<<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:6:20: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    6 |   else cout<<"No"<<endl;
      |                    ^~~~
      |                    std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <iostream>
using namespace std;

int main()
{
  string s;
  cin>>s;
  vector<int> v(26, 0);
  for(char ch:s) {
  	v[ch-'a']++;
  }
  for(int i = 0; i < 26; i++) {
  	if(v[i]%2 == 1) {
    	cout<<"Yes";
      return 0;
    }
  }
  cout<<"No";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'vector' was not declared in this scope
    8 |   vector<int> v(26, 0);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | using namespace std;
a.cc:8:10: error: expected primary-expression before 'int'
    8 |   vector<int> v(26, 0);
      |          ^~~
a.cc:10:9: error: 'v' was not declared in this scope
   10 |         v[ch-'a']++;
      |         ^
a.cc:13:12: error: 'v' was not declared in this scope
   13 |         if(v[i]%2 == 1) {
      |            ^
Language: C

#include<stdio.h>
#include<string.h>
 
int main(){
  char w[101];
  scanf("%s",w);
  int len=strlen(w);
  
  int alpha[26]={0};
  for(int k=0;k<len;k++){
    alpha[s[k]-'a']++;
  }
  int t=0;
  for(int k=0;k<26;k++){
    if(alpha[k]%2!=0){
      t++;
    }
  }
  
  if(t>0){
    printf("No\n");
  }else{
    printf("Yes\n");
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:11:11: error: 's' undeclared (first use in this function)
   11 |     alpha[s[k]-'a']++;
      |           ^
main.c:11:11: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>
#include<string.h>
 
int main(){
  char w[101];
  scanf("%s",w);
  int len=strlen(s);
  
  int alpha[26]={0};
  for(int k=0;k<len;k++){
    alpha[s[k]-'a']++;
  }
  int t=0;
  for(int k=0;k<26;k++){
    if(alpha[k]%2!=0){
      t++;
    }
  }
  
  if(t>0){
    printf("No\n");
  }else{
    printf("Yes\n");
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:18: error: 's' undeclared (first use in this function)
    7 |   int len=strlen(s);
      |                  ^
main.c:7:18: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>
#include<string.h>

int main(){
  char w[101];
  scanf("%s",w);
  int len=strlen(s);
  
  int alpha[26]={0};
  for(int k=0;k<len;k++){
    alpha[s[k]-'a']++;
  }
  int t=0;
  for(int k=0;k<26;k++){
    if(alpha[k]%2!=0){
      t++;
    }
  }
  
  if(t>0){
    printf("No\n"):
  }else{
    printf("Yes\n");
  }
  return 0;
}
  

Compiler output:
main.c: In function 'main':
main.c:7:18: error: 's' undeclared (first use in this function)
    7 |   int len=strlen(s);
      |                  ^
main.c:7:18: note: each undeclared identifier is reported only once for each function it appears in
main.c:21:19: error: expected ';' before ':' token
   21 |     printf("No\n"):
      |                   ^
      |                   ;
Language: C

#include<stdio.h>
#include<string.h>
int count_of(char c,char* str,int length){
  int count=0,i;
  for(i=0;i<length;i++){
    if(c==str[i]) count++;
  }
  return count;
}
int main(){
  char str[101];
  scanf("%[^\n]%*c",str);
  int d = strlen(str);
  char seen[d];
  int i,j,k;
  seen[0]=str[0];
  k=1;
  for(i=1;i<d;i++){
    int flag =0;
    for(j=0;j<i;j++){
      if(arr[j]==arr[i]){
        flag=1;
        break;
      }
    }
    if(flag==0){
      seen[k] = str[i];
      k++;
    }
  }
  int t=k;//storing the final value of the seen str
  int count1 = 0;
  for(k=0;k<=t;k++){
    int possible =0;
    count1 = count_of(seen[k],&str,d);
    if(count1%2!=0){
      possible = 1;
      break;
    }
  }
  if(possible == 1) printf("No\n");
  else printf("Yes\n");
  return 0;
}
    
  
    

Compiler output:
main.c: In function 'main':
main.c:21:10: error: 'arr' undeclared (first use in this function)
   21 |       if(arr[j]==arr[i]){
      |          ^~~
main.c:21:10: note: each undeclared identifier is reported only once for each function it appears in
main.c:35:31: error: passing argument 2 of 'count_of' from incompatible pointer type [-Wincompatible-pointer-types]
   35 |     count1 = count_of(seen[k],&str,d);
      |                               ^~~~
      |                               |
      |                               char (*)[101]
main.c:3:27: note: expected 'char *' but argument is of type 'char (*)[101]'
    3 | int count_of(char c,char* str,int length){
      |                     ~~~~~~^~~
main.c:41:6: error: 'possible' undeclared (first use in this function)
   41 |   if(possible == 1) printf("No\n");
      |      ^~~~~~~~
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		String s = scn.next();
		String[] list = s.split("");
      	 if(s.length%2==1){
     	 System.out.println("No");
         }else{
      	Arrays.sort(list);
      	String x = list[0];
      	int count = 0;
      	for(int i=0;i<s.length();i++){
        if(x.equals(list[i])){
          count++;
        }else{
          if(count%2==1){
            System.out.println("No");
          }
          count = 1;
          x = list[i];
        }
        }
      	System.out.println("Yes");
    }
	}
}


Compiler output:
Main.java:8: error: cannot find symbol
      	 if(s.length%2==1){
      	     ^
  symbol:   variable length
  location: variable s of type String
1 error
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		String s = scn.next();
		String[] list = s.split("");
      	Arrays.sort(list);
      	String x = list[0];
      	int count = 0;
      	for(int i=0;i<s.length;i++){
        if(x.equals(list[i])){
          count++;
        }else{
          if(count%2==1){
            System.out.println("No");
          }
          count = 1;
          x = list[i];
        }
        }
      	System.out.println("Yes");
	}
}


Compiler output:
Main.java:11: error: cannot find symbol
      	for(int i=0;i<s.length;i++){
      	               ^
  symbol:   variable length
  location: variable s of type String
1 error
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		String s = scn.next();
		String[] list = s.split("");
      	Arrays.sort(list);
      	String x = list[0];
      	int count = 0;
      	for(int i=0;i<s.length;i++){
        if(x.equals(list[i])){
          count++;
        }else{
          if(count%2==1){
            System.out.println("No");
          }
          count = 1;
          x = list[i];
        }
      	System.out.println("Yes");
	}
}

Compiler output:
Main.java:23: error: reached end of file while parsing
}
 ^
1 error
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		String s = scn.next();
		String[] list = s.split("");
		Arrays.sort(list);
      	int[] a = new int[s.length()];
      	for(int i=0; i<s.length(); i++) a[i] = 0;
      	int j=0;
      	for(int i=1; i<s.length(); i++){
        	while(j<s.length()){
              if(a[i].equals(a[i-1])) a[j]++;
              else j++;
            }
        }
      	String ans = "Yes";
      	for(int i=1; i<s.length(); i++){
        	if(a[i]%2==0) ans = "No";
        }
      	System.out.println(ans);
	}
}


Compiler output:
Main.java:14: error: int cannot be dereferenced
              if(a[i].equals(a[i-1])) a[j]++;
                     ^
1 error
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		String s = scn.next();
		String[] list = s.split("");
		Arrays.sort(list);
      	int[] a = new int[s.length()];
      	for(int i=0; i<s.length(); i++) a[i] = 0;
      	for(int i=1; i<s.length(); i++){
        	while(int j=0; j<s.length()){
              if(a[i].equals(a[i-1])) a[j]++;
              else j++;
            }
        }
      	String ans = "Yes";
      	for(int i=1; i<s.length(); i++){
        	if(a[i]%2==0) ans = "No";
        }
      	System.out.println(ans);
	}
}

Compiler output:
Main.java:12: error: '.class' expected
        	while(int j=0; j<s.length()){
        	          ^
Main.java:12: error: > or ',' expected
        	while(int j=0; j<s.length()){
        	                         ^
Main.java:12: error: not a statement
        	while(int j=0; j<s.length()){
        	                ^
3 errors
Language: C++

#include<bits/stdc++.h>

using namespace std;

#define debug(n) cerr << #n << ':' << n << endl;
#define dline    cerr << __LINE__ << endl;

using ll = long long;
using ull = unsigned long long;
template<class T, class U> using P = pair<T,U>;
template<class T> using Heap = priority_queue<T>;
template<class T> using heaP = priority_queue<T,vector<T>,greater<T>>;
template<class T,class U> using umap = unordered_map<T,U>;
template<class T> using uset = unordered_set<T>;

template<class T>
bool ChangeMax(T&a,const T&b){
  if(a >= b) return false;
  a = b;    return true;
}

template<class T>
bool ChangeMin(T&a,const T&b){
  if(a <= b) return false;
  a = b;    return true;  
}

template<class T, size_t N, class U>
void Fill(T (&a)[N], const U&v){
    fill((U*)a,(U*)(a+N),v);
}

template<class T>
istream& operator >> (istream&is, vector<T>&v){
  for(auto&e:v)is >> e;
  return is;
}

int f(int n){
  return (n*n+4)/8;
}

int main(){
  string s; cin >> s;
  int bt = 0;
  for(auto e:s){
    bs ^= (1<<(e-'a'));
  }
  cout << (bs == 0 ? "Yes" : "No") << endl;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:47:5: error: 'bs' was not declared in this scope; did you mean 'bt'?
   47 |     bs ^= (1<<(e-'a'));
      |     ^~
      |     bt
a.cc:49:12: error: 'bs' was not declared in this scope; did you mean 'bt'?
   49 |   cout << (bs == 0 ? "Yes" : "No") << endl;
      |            ^~
      |            bt
Language: C++

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

int main(){
  string w;
  cin >> w;
  vector<int> vec(26);
  for(int i = 0; i < s.size(); i++){
  vec[w[i]-'a'] += 1;
  }
  for(int i = 0; i < 26; i++){
    if(a[i] % 2 != 0){
      cout << "No" << endl;
      return 0;
    }
  }
  cout << "Yes" << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:22: error: 's' was not declared in this scope
    8 |   for(int i = 0; i < s.size(); i++){
      |                      ^
a.cc:12:8: error: 'a' was not declared in this scope
   12 |     if(a[i] % 2 != 0){
      |        ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define FOR(i, a, b) for(int i=(a);i<(b);++i)
#define rep(i, n) FOR(i, 0, n)
#define rep1(i, n) FOR(i, 1, n+1)
#define rrep(i, n) for (int i = ((int)(n)-1); i >= 0; --i)
#define whole(x) (x).begin(),(x).end()
#define rwhole(x) (x).rbegin(), (x).rend()
#define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end())
#define P pair<int, int>
#define debug(var) cerr << "[" << #var << "] " << var << endl
#define chmin(x, y) x = min(x, y)
#define chmax(x, y) x = max(x, y)
#define vi vector<int>
#define vl vector<ll>
#define pb push_back
#define eb emplace_back
const ll mod = 1000000007;
const int dx[] = {-1,0,1,0};
const int dy[] = {0,-1,0,1};

int mai()
{
  string s;
  cin >> s;
  string ans = "Yes";
  map<char, int> mp;
  rep(i, s.size()) {
    mp[s[i]]++;
  }
  for (auto m: mp) {
    if (m.second%2==1) ans = "No";
  }
  cout << ans << endl;
  return 0;
}

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++

//#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i, srt, end) for (long long i = (srt); i < (long long)(end); i++)
#define VL vector<ll>
#define VS vector<string>

int main(){
    string w;
    cin >> w;
    map<char,int> ma;
    rep(i,0,w.size()){
        ma[w[i]]++;
    }

    bool flg = true;
    for(auto x : ma){
        if(x.second()%2!=0) flg = false;
    }
    cout << (flg ? "Yes" : "No") << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:20: error: expression cannot be used as a function
   19 |         if(x.second()%2!=0) flg = false;
      |            ~~~~~~~~^~
Language: Java

import java.util.Arrays;
import java.util.Scanner;
public class NewClass {
    public static void main(String[] args) {
        Scanner input = new Scanner (System.in);

        String s = input.next();
        
        char arr [] = s.toCharArray();
        
        Arrays.sort(arr);
        char x = arr[0]; int c = 0; boolean b = true ;
        for (int i = 0; i < arr.length ; i++) {
            if (x==arr[i]){
            c++;
            }
            else {
            
            if (c%2!=0){
               b = false;
                break;
            }
            x= arr[i];
            c=1;
            }
        }
        if (b==true){
            System.out.println("Yes");
        }
        else {
            System.out.println("No");
        }
    }
}

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

#include<bits/stdc++.h>
using namespace std;
int main()
{
  string s;
  int i,j;
  cin>>s;
  l=s.size();
  int count=0;
  for(i=0;i<l;i++)
  {
    for(j=0;j<l;j++)
    {
      if(s[i]==s[j])
         {
           count++;
         }
         
     }
  }
         if(count%2==0)
         {
           cout<<"YES";
         }
         else
         {
           cout<<"NO";
         }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'l' was not declared in this scope
    8 |   l=s.size();
      |   ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  string s;
  int i,j;
  cin>>s;
  l=v.size();
  int count=0;
  for(i=0;i<l;i++)
  {
    for(j=0;j<l;j++)
    {
      if(a[i]==a[j]
         {
           count++;
         }
         
     }
  }
         if(count%2==0)
         {
           cout<<"YES";
         }
         else
         {
           cout<<"NO";
         }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'l' was not declared in this scope
    8 |   l=v.size();
      |   ^
a.cc:8:5: error: 'v' was not declared in this scope
    8 |   l=v.size();
      |     ^
a.cc:14:10: error: 'a' was not declared in this scope
   14 |       if(a[i]==a[j]
      |          ^
a.cc:14:20: error: expected ')' before '{' token
   14 |       if(a[i]==a[j]
      |         ~          ^
      |                    )
   15 |          {
      |          ~          
a.cc:19:6: error: expected primary-expression before '}' token
   19 |      }
      |      ^
Language: C++

#include<stdio.h>
int main()
{
    char c1,a1[101];
    int a,b,d,i,l;
    gets(a1);
    l=strlen(a1);

    for(c1='a';c1<=122;c1++)
    {
        d=0;
        for(i=0;i<l;i++)
        {
            if (c1==a1[i])
                d=d+1;
        }
        if(d%2 != 0)
        {
            printf("No");
            break;
        }
    }
    if(d%2 ==0)
        printf("Yes");
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
    6 |     gets(a1);
      |     ^~~~
      |     getw
a.cc:7:7: error: 'strlen' was not declared in this scope
    7 |     l=strlen(a1);
      |       ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include<stdio.h>
  +++ |+#include <cstring>
    2 | int main()
Language: C++

#include<stdio.h>
int main()
{
    char c1,a1[101];
    int a,b,d,i,l;
    gets(a1);
    l=strlen(a1);

    for(c1='a';c1<=122;c1++)
    {
        d=0;
        for(i=0;i<l;i++)
        {
            if (c1==a1[i])
                d=d+1;
        }
        if(d%2 != 0)
        {
            printf("No");
            break;
        }
    }
    if(d%2 ==0)
        printf("Yes");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
    6 |     gets(a1);
      |     ^~~~
      |     getw
a.cc:7:7: error: 'strlen' was not declared in this scope
    7 |     l=strlen(a1);
      |       ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include<stdio.h>
  +++ |+#include <cstring>
    2 | int main()
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define MAX_SIZE 100 // Maximum string size

int main()
{
    char str[MAX_SIZE];
    int i, len, status;
    int freq[26];

    gets(str);

    len = strlen(str);

    /* Initialize frequency of each character to 0 */
    for(i=0; i<26; i++)
    {
        freq[i] = 0;
    }


    /* Find total number of occurrences of each character */
    for(i=0; i<len; i++)
    {
        /* If the current character is lowercase alphabet */
        if(str[i]>='a' && str[i]<='z')
        {
            freq[str[i] - 97]++;
        }
        else if(str[i]>='A' && str[i]<='Z')
        {
            freq[str[i] - 65]++;
        }
    }

    for(i=0; i<26; i++)
    {
        /* If current character exists in given string */
        if(freq[i]%2 == 0)
        {
            status = 1;
        }
        else{
            status = -1;
            break;
        }
    }
    if(status == -1)
        cout << "No";
    else if(status == 1)
        cout << "Yes";

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
   11 |     gets(str);
      |     ^~~~
      |     getw
Language: C++

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

signed main() {
	string w;
	cin >> w;
	vector<int> a(26);
	int n = w.size();
	rep(i, n) {
		a[w[i] - 'a']++;
	}
	bool isok = true;
	rep(i, 26) {
		if(a[i] != 2|| a[i] != 0) {
			isok = false;
	}
	if(isok) cout << "Yes" << endl;
	else cout << "No" << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:2: error: expected '}' at end of input
   21 | }
      |  ^
a.cc:6:15: note: to match this '{'
    6 | signed main() {
      |               ^
Language: Java

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int ar[26],i;
    string s;
    cin>>s;

    for(i=0;i<26;i++){
        ar[i]=0;  // a=0, b=1 ,z=26 ;
    }

    //counting sort

    for(i=0;i<s.size();i++){
        int p=s[i]-97;
        ar[p]++;
    }

   string ans = "Yes";
  for (int i = 0;i < 26;i++){
    if (ar[i]%2!=0){
      ans = "No";
      break;
  }


}
cout << ans <<endl;
}



Compiler output:
Main.java:1: error: illegal character: '#'
#include<bits/stdc++.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include<bits/stdc++.h>
        ^
Main.java:5: error: not a statement
    int ar[26],i;
               ^
Main.java:7: error: not a statement
    cin>>s;
       ^
Main.java:29: error: not a statement
cout << ans <<endl;
            ^
Main.java:3: error: unnamed classes are a preview feature and are disabled by default.
int main()
^
  (use --enable-preview to enable unnamed classes)
Main.java:5: error: ']' expected
    int ar[26],i;
           ^
7 errors
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
const long long INF=1e9+5;
const string alp="abcdefghijklmnopqrstuvwxyg"; //26
const string ALP="ABCDEFGHIJKLMNOPQRSTUVWXYG";
typedef long long ll;

int main() {
  int N,A;
  cin>>N>>A;
  vector<int> x(N);
  rep(i,N) cin>>x[i];
  ll count;
  for(int tmp=0;tmp<(1<<20);tmp++){
    bitset<20> s(tmp);
    
    ll sum;
    ll ans=0;
    rep(i,N){
      count=0;
      sum=0;
      if(s.test(i)){
        sum+=x[i];
        count++;
      }
    }
    if(sum/count==A){
      ans++;
    }
  }
  cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   33 |   cout<<ans<<endl;
      |         ^~~
      |         abs
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
const long long INF=1e9+5;
const string alp="abcdefghijklmnopqrstuvwxyz";
const string ALP="ABCDEFGHIJKLMNOPQRSTUVWXYZ";
typedef long long ll;

int main() {
  string s;
  cin>>s;
  vector<ll> judge(26,0);
  for(int i=0;i<s.size();i++){
    for(int j=0;j<26;j++){
      if(s[i]==alp[j]){
        judje[j]++;
      }
    }
  }
  bool ans=true;
  for(int i=0;i<26;i++){
    if(judge[i]%2!=0){
      ans=false;
      break;
    }
  }
  if(ans){
    cout<<"Yes"<<endl;
  }
  else{
    cout<<"No"<<endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:9: error: 'judje' was not declared in this scope; did you mean 'judge'?
   17 |         judje[j]++;
      |         ^~~~~
      |         judge
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
const long long INF=1e9+5;
const string alp=“abcdefghijklmnopqrstuvwxyg”; //26
const string ALP=“ABCDEFGHIJKLMNOPQRSTUVWXYG”;
typedef long long ll;

int main() {
  string s;
  cin>>s;
  vector<ll> judge(26,0);
  for(int i=0;i<s.size();i++){
    for(int j=0;j<26;j++){
      if(s[i]==alp[j]){
        judje[j]++;
      }
    }
  }
  bool ans=true;
  for(int i=0;i<26;i++){
    if(judge[i]%2!=0){
      ans=false;
      break;
    }
  }
  if(ans){
    cout<<"Yes"<<endl;
  }
  else{
    cout<<"No"<<endl;
  }
}


Compiler output:
a.cc:6:18: error: extended character “ is not valid in an identifier
    6 | const string alp=“abcdefghijklmnopqrstuvwxyg”; //26
      |                  ^
a.cc:6:18: error: extended character ” is not valid in an identifier
a.cc:7:18: error: extended character “ is not valid in an identifier
    7 | const string ALP=“ABCDEFGHIJKLMNOPQRSTUVWXYG”;
      |                  ^
a.cc:7:18: error: extended character ” is not valid in an identifier
a.cc:6:18: error: '\U0000201cabcdefghijklmnopqrstuvwxyg\U0000201d' was not declared in this scope
    6 | const string alp=“abcdefghijklmnopqrstuvwxyg”; //26
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:7:18: error: '\U0000201cABCDEFGHIJKLMNOPQRSTUVWXYG\U0000201d' was not declared in this scope
    7 | const string ALP=“ABCDEFGHIJKLMNOPQRSTUVWXYG”;
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:17:9: error: 'judje' was not declared in this scope; did you mean 'judge'?
   17 |         judje[j]++;
      |         ^~~~~
      |         judge
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
using namespace std;
const long long INF=1e9+5;
const string alp=“abcdefghijklmnopqrstuvwxyg” //26;
const string ALP=“ABCDEFGHIJKLMNOPQRSTUVWXYG”;
typedef long long ll;

int main() {
  string s;
  cin>>s;
  vector<ll> judge(26,0);
  for(int i=0;i<s.size();i++){
    for(int j=0;j<26;j++){
      if(s[i]==alp[j]){
        judje[j]++;
      }
    }
  }
  bool ans=true;
  for(int i=0;i<26;i++){
    if(judge[i]%2!=0){
      ans=false;
      break;
    }
  }
  if(ans){
    cout<<"Yes"<<endl;
  }
  else{
    cout<<"No"<<endl;
  }
}

Compiler output:
a.cc:6:18: error: extended character “ is not valid in an identifier
    6 | const string alp=“abcdefghijklmnopqrstuvwxyg” //26;
      |                  ^
a.cc:6:18: error: extended character ” is not valid in an identifier
a.cc:7:18: error: extended character “ is not valid in an identifier
    7 | const string ALP=“ABCDEFGHIJKLMNOPQRSTUVWXYG”;
      |                  ^
a.cc:7:18: error: extended character ” is not valid in an identifier
a.cc:6:18: error: '\U0000201cabcdefghijklmnopqrstuvwxyg\U0000201d' was not declared in this scope
    6 | const string alp=“abcdefghijklmnopqrstuvwxyg” //26;
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:17:9: error: 'judje' was not declared in this scope; did you mean 'judge'?
   17 |         judje[j]++;
      |         ^~~~~
      |         judge
Language: C++

#include<iostream>
using namespace std;
int main()
{
    char ar[1000];
    ar['a']=0;ar['b']=0;ar['c']=0;ar['d']=0;ar['e']=0;ar['f']=0;ar['g']=0;ar['h']=0;ar['i']=0;
    ar['j']=0;ar['k']=0;ar['l']=0;ar['m']=0;ar['n']=0;ar['o']=0;ar['p']=0;ar['q']=0;ar['r']=0;
    ar['s']=0;ar['t']=0;ar['u']=0;ar['v']=0;ar['w']=0;ar['x']=0;ar['y']=0;ar['z']=0;

    string a;
    cin>>a;

    int length,i;
    length=a.length();

    for(i=0;i<length;i++)
    {
       ar[a[i]]++;
    }

if((ar['a']==0||ar['a']%2==0)&&(ar['b']==0||ar['b']%2==0)&&(ar['c']==0||ar['c']%2==0)&&(ar['d']==0||ar['d']%2==0)
&&(ar['e']==0||ar['e']%2==0)&&(ar['f']==0||ar['f']%2==0)&&(ar['g']==0||ar['g']%2==0)&&(ar['h']==0||ar['h']%2==0)
&&(ar['i']==0||ar['i']%2==0)&&(ar['j']==0||ar['j']%2==0)&&(ar['k']==0||ar['k']%2==0)&&(ar['l']==0||ar['l']%2==0)
&&(ar['m']==0||ar['m']%2==0)&&(ar['n']==0||ar['n']%2==0)&&(ar['o']==0||ar['o']%2==0)&&(ar['p']==0||ar['p']%2==0)
&&(ar['q']==0||ar['q']%2==0)&&(ar['r']==0||ar['r']%2==0)&&(ar['s']==0||ar['s']%2==0)&&(ar['t']==0||ar['t']%2==0)
&&(ar['u']==0||ar['u']%2==0)&&(ar['v']==0||ar['v']%2==0)&&(ar['w']==0||ar['w']%2==0)&&(ar['x']==0||ar['x']%2==0)
&&(ar['y']==0||ar['y']%2==0)&&(ar['z']==0aba||ar['z']%2==0))
{
    cout<<"Yes"<<endl;
}
else
{
    cout<<"No"<<endl;
}






return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:41: error: unable to find numeric literal operator 'operator""aba'
   27 | &&(ar['y']==0||ar['y']%2==0)&&(ar['z']==0aba||ar['z']%2==0))
      |                                         ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
    string str;
    cin >> str;
    int sz;
    sz = str.size();
    vector<int> alp(26,0);
    for(int i=0; i<sz; i++){
        int tmp;
        tmp = stoi(str[i]);
        alp[tmp]++;
    }
    for(int i=0; i<26; i++){
        if(alp[i]%2==1){
            cout << "No" << endl;
            return 0;
        }
    }
    cout << "Yes" << endl;
    return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:11:19: error: no matching function for call to 'stoi(__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type&)'
   11 |         tmp = stoi(str[i]);
      |               ~~~~^~~~~~~~
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:4164:3: note: candidate: 'int std::__cxx11::stoi(const std::string&, std::size_t*, int)'
 4164 |   stoi(const string& __str, size_t* __idx = 0, int __base = 10)
      |   ^~~~
/usr/include/c++/14/bits/basic_string.h:4164:22: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const std::string&' {aka 'const std::__cxx11::basic_string<char>&'}
 4164 |   stoi(const string& __str, size_t* __idx = 0, int __base = 10)
      |        ~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:4432:3: note: candidate: 'int std::__cxx11::stoi(const std::wstring&, std::size_t*, int)'
 4432 |   stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
      |   ^~~~
/usr/include/c++/14/bits/basic_string.h:4432:23: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const std::wstring&' {aka 'const std::__cxx11::basic_string<wchar_t>&'}
 4432 |   stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
      |        ~~~~~~~~~~~~~~~^~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int nain(){
  string w;
  cin >>w;
  //ASCII文字集合を作る。
  int alp[27]={};
  for(int i=0;i<w.size();i++){
    //ASCII文字の知識
		alp[w[i]-'a']++;
	}
  	for(int i=0;i<26;i++){
       //一つでも奇数回があれば、終了する。
		if(alp[i]%2 != 0){
			cout << "No" << endl;
			return 0;
		}
	}
 
  //奇数以外は偶数
  cout << "Yes" << endl;
return 0;
}


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++

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

int nain(){
  string w;
  cin >>w;
  //ASCII文字集合を作る。
  int alp[26]={};
  for(int i=0;i<w.length();i++){
    //ASCII文字の知識
		alp[w[i]-'a']++;
	}
  	for(int i=0;i<26;i++){
       //一つでも奇数回があれば、終了する。
		if(alp[i]%2 != 0){
			cout << "No" << endl;
			return 0;
		}
	}
 
  //奇数以外は偶数
  cout << "Yes" << endl;
return 0;
}


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++

#include <bits/stdc++.h>
#include<cmath>
#define N 100005
#define A 1000005
#define MOD 998244353 //1000000007 // //100000000
#define INF 1000000000000000000
#define ll int //long long
//#define M_PI 3.141592653589793238463

using namespace std;

#define pii pair<ll, ll>
#define piii pair<ll, pii>
#define ft first
#define sd second
#define pb push_back
#define rep(i, n) for(ll i = 0; i < n; i++)
#define repr(i, n) for(ll i = n-1; i >= 0; i--)
#define itr(it, x) for(auto it = x.begin(); it != x.end(); it++)
#define mem(a, b) memset(a, (ll)b, sizeof(a))
#define all(v) v.begin(), v.end()
#define allr(v) v.rbegin(), v.rend()
#define edge(v, x, y) v[x].pb(y); v[y].pb(x);
#define popcount __builtin_popcount
#define ANS(s) {cout << s << "\n"; return;}

//~~~~~~fancy print~~~~~~~//
#define printpii(a) cout << a.ft << " " << a.sd << endl;
#define printpiii(a) cout << a.ft << " " << a.sd.ft << " " << a.sd.sd << endl;
#define print(a, n) rep(i, n) cout << a[i] << " "; cout << endl;
#define printv(v) for(auto x: v)cout << x << " "; cout << endl;
#define printm(a, n, m) rep(i, n) { rep(j, m) cout << a[i][j] << "\t"; cout << endl;}

ll dx[4] = {0, 0, 1, -1};
ll dy[4] = {1, -1, 0, 0};

void fast(){ios_base::sync_with_stdio(false);cin.tie(0);cout << setprecision(12) << fixed;}


void solve(){
    string s;
    cin >> s;
    map<char, ll> s;
    for(auto x: s) mp[x]++;
    itr(it, mp)
    {
        if(it->sd %2 == 1) ANS("No");
    }
    ANS("Yes")
}
main(){
    /*#ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
    #endif*/
    fast();
    ll t = 1; //cin >> t;
    while(t--){
        solve();
    }
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:43:19: error: conflicting declaration 'std::map<char, int> s'
   43 |     map<char, ll> s;
      |                   ^
a.cc:41:12: note: previous declaration as 'std::string s'
   41 |     string s;
      |            ^
a.cc:44:20: error: 'mp' was not declared in this scope
   44 |     for(auto x: s) mp[x]++;
      |                    ^~
a.cc:45:13: error: 'mp' was not declared in this scope
   45 |     itr(it, mp)
      |             ^~
a.cc:19:34: note: in definition of macro 'itr'
   19 | #define itr(it, x) for(auto it = x.begin(); it != x.end(); it++)
      |                                  ^
a.cc: At global scope:
a.cc:51:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   51 | main(){
      | ^~~~
Language: C++

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

int main()
{
  string w;
  cin >> w;
  
  int s = w.size();
  vector<int> a(26);
  
  for (int i = 0; i < s; i ++)
  {
    a.at((int)(s.at(i)) - 97) ++;
  }
  
  for (int i = 0; i < 26; i ++)
  {
    if (a.at(i) % 2 != 0)
    {
      cout << "No";
      return 0;
    }
  }
  
  cout << "Yes";
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:18: error: request for member 'at' in 's', which is of non-class type 'int'
   16 |     a.at((int)(s.at(i)) - 97) ++;
      |                  ^~
Language: C++

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

int main()
{
  string w;
  cin >> w;
  
  int s = w.size();
  vector<int> a(26);
  
  for (int i = 0; i < s; i ++)
  {
    a.at((int)s.at(i) - 97) ++;
  }
  
  for (int i = 0; i < 26; i ++)
  {
    if (a.at(i) % 2 != 0)
    {
      cout << "No";
      return 0;
    }
  }
  
  cout << "Yes";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:17: error: request for member 'at' in 's', which is of non-class type 'int'
   16 |     a.at((int)s.at(i) - 97) ++;
      |                 ^~
Language: C++

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

int a[26];

int a[26];

int main()
{
    string w;
    cin >> w;
    rep(i, w.size()) a[w[i] - 'a']++;
    string ans = "Yes";
    rep(i, 26) {
        if(a[i] % 2 == 1) ans = "No";
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc:11:5: error: redefinition of 'int a [26]'
   11 | int a[26];
      |     ^
a.cc:9:5: note: 'int a [26]' previously declared here
    9 | int a[26];
      |     ^
Language: C++

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

using namespace std;

int main()
{
    string w = "";
    cin >> w;
    bool test = true;
    vector <char> tested;
    for (int i = 0; i < w.size()-1; i++)
    {
        if (find(tested.begin(), tested.end(), w[i]) == tested.end()) 
        {    
            int num = 1;
            for (int a = i+1; a < w.size(); a++)
            {
                if (w[i] == w[a])
                {   
                    num += 1;
                }
            }
            if (num % 2 != 0)
            {
                test = false;
                break;
            }
        }
        tested.push_back(w[i]);
    }
    if (test != false)
    {
        cout << "Yes" << endl;
    }
    else
    {
        cout << "No" << endl;
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: no matching function for call to 'find(std::vector<char>::iterator, std::vector<char>::iterator, __gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type&)'
   15 |         if (find(tested.begin(), tested.end(), w[i]) == tested.end())
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/bits/locale_facets.h:48,
                 from /usr/include/c++/14/bits/basic_ios.h:37,
                 from /usr/include/c++/14/ios:46,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/streambuf_iterator.h:435:5: note: candidate: 'template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(istreambuf_iterator<_CharT>, istreambuf_iterator<_CharT>, const _CharT2&)'
  435 |     find(istreambuf_iterator<_CharT> __first,
      |     ^~~~
/usr/include/c++/14/bits/streambuf_iterator.h:435:5: note:   template argument deduction/substitution failed:
a.cc:15:17: note:   '__gnu_cxx::__normal_iterator<char*, std::vector<char> >' is not derived from 'std::istreambuf_iterator<_CharT>'
   15 |         if (find(tested.begin(), tested.end(), w[i]) == tested.end())
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main() {
  string w;
  cin >> w;
  
  int s=0;
  for(int i=0;i<w.size();i++){
    int r=0;
    for(int j=0;j<w.size();j++){
      if(w.at(i) == w.at(j)){
        r++;
      }
    if(r%2 != 0){
      s++;
    }
  }
  
  if(s == 0){
    cout << "Yes" <<endl;
  }
  else{
    cout << "No" << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:2: error: expected '}' at end of input
   26 | }
      |  ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define mem(a, b) memset(a, (b), sizeof(a))
#define fore(i,a) for(int i=0;i<a;i++)
#define fore1(i,j,a) for(int i=j;i<a;i++)
#define print(ar) for(int i=0;i<ar.size();i++)cout<<ar[i]<<" ";
#define END cout<<'\n'
const double pi=acos(-1.0);
 
typedef pair<int, int> PII;
 
typedef vector<long long int> VI;
 
typedef vector<string> VS;
 
typedef vector<PII> VII;
 
typedef vector<VI> VVI;
 
typedef map<int,int> MPII;
 
typedef set<int> SETI;
 
typedef multiset<int> MSETI;
 
typedef long int li;
 
typedef unsigned long int uli;
 
typedef long long int ll;
 
typedef unsigned long long int  ull;
const ll N = 1e9+7;



ll fastexp (ll a, ll b, ll n) {
  ll res = 1;
  while (b) {
      if (b & 1) res = res*a%n;
      a = a*a%n;
      b >>= 1;
  }
  return res;
}
void fast(){
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
}
int diff(string a,string b){
    int dc=0;
    fore(i,a.length()){
        if(a[i]!=b[i])dc++;
    }
    return dc;
}
int main()
 {  fast();
     ll t,n,k,x,y;
    t=1;
    while(t--){
      string s;
      cin>>s;
      int arr[26]={0};
      fore(i,s.length()){
        if(((int)s[i]-(int)'a')>=0)
          arr[s[i]-'a']++;
    }
      int flag=1;
      fore(i,26)
      {  if(arr[i]%2!=0)
      {flag=0;
       break;}.
      }
	}
  if(flag)cout<<"Yes"<<endl;
  else cout<<"No"<<endl;}}

Compiler output:
a.cc: In function 'int main()':
a.cc:74:15: error: expected primary-expression before '.' token
   74 |        break;}.
      |               ^
a.cc:75:7: error: expected unqualified-id before '}' token
   75 |       }
      |       ^
a.cc:77:6: error: 'flag' was not declared in this scope
   77 |   if(flag)cout<<"Yes"<<endl;
      |      ^~~~
a.cc: At global scope:
a.cc:78:26: error: expected declaration before '}' token
   78 |   else cout<<"No"<<endl;}}
      |                          ^
Language: C++

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

int main(){
  bool even=true;
  string A;
  cin >> A;
  for (char c='a'; c<='z';c++){
    int cnt=0;
    for (int i=0; i<A.length();i++){
      if(A.at(i)=='c'){
        cnt++;
      }
    }
    if (cnt%2==1){
      even=false;
    }
  }
  cout << (even?"Yes"; "No") << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:22: error: expected ':' before ';' token
   19 |   cout << (even?"Yes"; "No") << endl;
      |                      ^
      |                      :
a.cc:19:22: error: expected primary-expression before ';' token
a.cc:19:22: error: expected ')' before ';' token
   19 |   cout << (even?"Yes"; "No") << endl;
      |           ~          ^
      |                      )
a.cc:19:28: error: expected ';' before ')' token
   19 |   cout << (even?"Yes"; "No") << endl;
      |                            ^
      |                            ;
Language: C++

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

int main(){
    string w;
    cin >> w;
    map<char,int>Map;
    for(int i = 0; i < w.size(); i++) {
        Map[w[i]]++;
    }
    for(int i = 0; i < w.size(); i++) {
        if(map[w[i]]%2 == 1) {
            cout << "No" << endl;
            return 0;
        }
    }
    cout << "Yes" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:15: error: expected unqualified-id before '[' token
   12 |         if(map[w[i]]%2 == 1) {
      |               ^
Language: C++

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

int main(){
  int  ad[26];
  string s;
  cin>>s;
  for(int i=0;i<26;i++){
    ad[i]=0;
  }
  for(int i=0;i<s.size();i++){
    ad[s[i]-'a']++;
  }
  bool ad=false;
  for(int i=0;i<26;i++){
    if(ad[i]%2!=0){
      ad=true;
      break;
    }
  }
  if(ad) cout<<"No"<<endl;
  else cout<<"Yes"<<endl;
}
      
      
  
      


Compiler output:
a.cc: In function 'int main()':
a.cc:14:8: error: conflicting declaration 'bool ad'
   14 |   bool ad=false;
      |        ^~
a.cc:5:8: note: previous declaration as 'int ad [26]'
    5 |   int  ad[26];
      |        ^~
a.cc:17:9: error: incompatible types in assignment of 'bool' to 'int [26]'
   17 |       ad=true;
      |       ~~^~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
 
  string w;
  cin >> w;
  
  for(int i=0;i<w.size();i++){
    int index=0;
    for(int j=0;j<w.size();j++){
      if(w.at(j)==w.at(i)){
        index++:
      }
    }
    if(index%2==1){
      break+
    }
  }
  
  if(index%2==1){
    cout << "No" << endl;
  }else{
    cout << "Yes" << endl;
  }
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:16: error: expected ';' before ':' token
   13 |         index++:
      |                ^
      |                ;
a.cc:17:12: error: expected ';' before '+' token
   17 |       break+
      |            ^
      |            ;
a.cc:18:5: error: expected primary-expression before '}' token
   18 |     }
      |     ^
a.cc:21:11: error: invalid operands of types '<unresolved overloaded function type>' and 'int' to binary 'operator%'
   21 |   if(index%2==1){
      |      ~~~~~^~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
int ctoi(const char c) {
    if ('0' <= c && c <= '9') return (c - '0');
    return -1;
}
vector<int> input(int n) {
    vector<int> vec(n);
    for (int i = 0; i < n; i++) {
        cin >> vec.at(i);
    }
    return vec;
}
void output(vector<int> vec) {
    for (int i = 0; i < vec.size(); i++) {
        cout << vec[i] << " ";
    }
    return;
}
vector<vector<int>> input(int n, int m) {
    vector<vector<int>> table(n, vector<int>(m));
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            cin >> table.at(i).at(j);
        }
    }
    return table;
}
void output(vector<vector<int>> table) {
    for (int i = 0; i < table.size(); i++) {
        for (int j = 0; j < table.at(0).size(); j++) {
            cout << table.at(i).at(j) << " ";
        }
        cout << endl;
    }
}
long long perm(int n, int r) {
    if (n < r) {
        cout << "error" << endl;
        return 0;
    }
    long long perm = 1;
    for (int i = n; i > n - r; i--) {
        perm *= i;
    }
    return perm;
}
long long comb(int n, int r) {
    if (n < r) {
        cout << "error" << endl;
        return 0;
    }
    long long comb = perm(n, r);
    for (int i = r; i > 0; i--) {
        comb /= i;
    }
    return comb;
}
long long homo(int n, int r) {
    return comb(n + r - 1, n - 1);
}
long long fact(int n) {
    long long fact = 1;
    for (int i = n; i > 0; i--) {
        fact *= i;
    }
    return fact;
}
int gcd(int a, int b) {
    if (a % b == 0) {
        return(b);
    }
    else {
        return(gcd(b, a % b));
    }
}
int lcm(int a, int b) {
    return a * b / gcd(a, b);
}
bool isprime(int n) {
    if (n < 2) return false;
    else if (n == 2) return true;
    else if (n % 2 == 0) return false;

    for (int i = 3; i <= sqrt(n); i += 2) {
        if (n % i == 0) {
            return false;
        }
    }
    return true;
}

int main() {
    string w;
    cin >> w;
    bool f = true;
    sort(w.begin(), w.end());
    if (w.size() % 2 == 1) {
        f = false;
    }
    for (int i = 1; i <= w.size(), i+=2) {
        if (w[i - 1] != w[i]) {
            f = false;
        }
    }
    if (f) {
        cout << "Yes" << endl;
    }
    else {
        cout << "No" << endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:102:40: error: expected ';' before ')' token
  102 |     for (int i = 1; i <= w.size(), i+=2) {
      |                                        ^
      |                                        ;
Language: C++

int main(){
  string data;
  getline(cin,data);
  sort(data.begin(),data.end());
  int count;
  char str=' ';
  cout<<data.size();
  
  for(int i=0;i<data.size();i++){
    if(str==data[i]){
      count+=1;
    }
    else{
      if(count%2!=0){
        cout<<"No";
        break;
      }
      str=data[i];
      count+=1;
    }
  }
}




Compiler output:
a.cc: In function 'int main()':
a.cc:2:3: error: 'string' was not declared in this scope
    2 |   string data;
      |   ^~~~~~
a.cc:3:11: error: 'cin' was not declared in this scope
    3 |   getline(cin,data);
      |           ^~~
a.cc:3:15: error: 'data' was not declared in this scope
    3 |   getline(cin,data);
      |               ^~~~
a.cc:3:3: error: 'getline' was not declared in this scope
    3 |   getline(cin,data);
      |   ^~~~~~~
a.cc:4:3: error: 'sort' was not declared in this scope; did you mean 'short'?
    4 |   sort(data.begin(),data.end());
      |   ^~~~
      |   short
a.cc:7:3: error: 'cout' was not declared in this scope; did you mean 'count'?
    7 |   cout<<data.size();
      |   ^~~~
      |   count
Language: C++

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

int main(){
  string data;
  getline(cin,data);
  sort(data.begin(),data.end());
  int count;
  char str="asd";
  for(int i=0;i<data.size();i++){
    if(str!=data[i]){
      if(count%2!=0){
        cout<<"No";
        break;
      }
      str=data[i];
      count+=1;
    }
    else{
      count+=1;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:12: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
   11 |   char str="asd";
      |            ^~~~~
      |            |
      |            const char*