criyle/codenet-compile-errors huggingface dataset:
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;
  string 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:12:3: error: expected ',' or ';' before 'for'
   12 |   for(int i=0;i<data.size();i++){
      |   ^~~
a.cc:12:15: error: 'i' was not declared in this scope
   12 |   for(int i=0;i<data.size();i++){
      |               ^
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 s="sd";
  for(int i=0;i<data.size();i++){
    if(s!=data[i]){
      if(count%2!=0){
        cout<<"No";
        break;
      }
      s=data[i];
      count+=1;
    }
    else{
      count+=1;
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:10: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
   11 |   char s="sd";
      |          ^~~~
      |          |
      |          const char*
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 s="sd";
  for(int i=0;i<data.size(),i++){
    if(s!=data[i]){
      if(count%2!=0){
        cout<<"No";
        break;
      }
      s=data[i];
      count+=1;
    }
    else{
      count+=1;
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:10: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
   11 |   char s="sd";
      |          ^~~~
      |          |
      |          const char*
a.cc:12:32: error: expected ';' before ')' token
   12 |   for(int i=0;i<data.size(),i++){
      |                                ^
      |                                ;
Language: C++

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

int main() {
  string w;
  cin >> w;
  string nomal="abcdefghijklmnopqrstuvwxyz";
  for (int i=0 ;i<nomal.size();i++) {
    int ans=0;
    for (int j=0 ; j < nomal.size(); j++) {
      if (nomal.at(i)==w.at(j)) {
        ans++;
    }
    if (ans % 2 != 0) {
      cout << "No" << endl;
      break;
    }
    if (i==nomal.size()-1){
      cout << "Yes" << endl;
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:6:12: note: to match this '{'
    6 | int main() {
      |            ^
Language: C++

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

int main() {
  string w;
  cin >> w;
  string nomal="abcdefghijklmnopqrstuvwxyz";
  for (int i=0 ;i<nomal.size();i++) {
    int ans=0;
    for (int j=0 ; j < nomal.size(); j++) {
      if (nomal.at(i)==w.at(j)) {
        ans++;
    }
    if (ans % 2 != 0) {
      cout << "No" << endl;
      break;
    }
    if (i==nomal.size()-1){
      cout << "Yes" << endl;
    }
  } 
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:6:12: note: to match this '{'
    6 | int main() {
      |            ^
Language: C++

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

int main() {
  string w;
  cin >> w;
  string nomal="abcdefghijklmnopqrstuvwxyz";
  for (int i=0 ;i<nomal.size();i++) {
    int ans=0;
    for (int j=0 ; j < nomal.size(); j++) {
      if (nomal.at(i)==w.at(j)) {
        ans++;
    }
    if (ans % 2 != 0) {
      cout << "No" << endl;
      break;
    }
    if (i==nomal.size()-1){
      cout << "Yes" << endl;
  } 
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:10:37: note: to match this '{'
   10 |   for (int i=0 ;i<nomal.size();i++) {
      |                                     ^
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:6:12: note: to match this '{'
    6 | int main() {
      |            ^
Language: C++

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

int main() {
  stirng s;
  cin>>s;
  for(int i=0;i<s.size();i++){
    int a=0;
    for(int j=0;j<s.size();j++){
      if(s.at(i)==s.at(j)){
        a++;
      }
    }
    if(a%2==1){
      cout<<"No"<< endl;
      return 0;
    }
  }
  cout<<"Yes"<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'stirng' was not declared in this scope
    5 |   stirng s;
      |   ^~~~~~
a.cc:6:8: error: 's' was not declared in this scope
    6 |   cin>>s;
      |        ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define INF 1e9
#define PI 3.14159265359
#define MOD 1000000007
#define ALL(v) v.begin(),v.end()
#define ALLR(v) v.rbegin(),v.rend()
typedef long long ll;
const int dx[4] = {1,0,-1,0};
const int dy[4] = {0,1,0,-1};
//isPrime
//modpow modinv
//getDigit
int main() {
  cout << fixed << setprecision(10);
  string w;
  cin >> w;
  map<char,int> mp;
  rep(i,w.size()){
    mp[w.at(i)]++;
  }
  bool a = true;
  for(auto p:mp){
    if(mp.second%2!=0){
      bool a = false;
    }
  }
  if(a){
    cout << "Yes" << endl;
  }else{
    cout << "No" << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:11: error: 'class std::map<char, int>' has no member named 'second'
   25 |     if(mp.second%2!=0){
      |           ^~~~~~
Language: C

#include <stdio.h>
int main() {
	char w[100],a;
	bool bf = 0;
	int c = 0;
	scanf("%s", w, 100);

	//アルファベット順
	for (int i = 0;w[i] != '\0';i++) {
		for (int ii = i + 1;w[ii] != '\0';ii++) {
			if (w[i] > w[ii]) {
				a = w[i];
				w[i] = w[ii];
				w[ii] = a;
			}
		}
	}
	//カウント 
	for (int i = 0;w[i] != '\0';i++) {
		for (int ii = 0;w[ii] != '\0';ii++) {
			if (w[i] == w[ii]) c++;
		}
		if (c % 2 == 0) bf = 1;
		else {
			bf = 0;
			break;
		}
		c = 0;
	}
	if (bf == 1) printf("Yes\n");
	else printf("No\n");
}

Compiler output:
main.c: In function 'main':
main.c:4:9: error: unknown type name 'bool'
    4 |         bool bf = 0;
      |         ^~~~
main.c:2:1: note: 'bool' is defined in header '<stdbool.h>'; this is probably fixable by adding '#include <stdbool.h>'
    1 | #include <stdio.h>
  +++ |+#include <stdbool.h>
    2 | int main() {
Language: C++

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

int main(){
  string s;
  cin  >> s;
  vector<char> s_vec(s.size());
  for(int i = 0; i < s.size(); i++){
    cin >> s[i];
  }
  
  sort(s_vec.begin(),  s_vec.end());
  
  bool x = true;
  int n = 0;
  int m;
  while(n < s.size()){
    m = count(s_vec.begin(), s_vec.end(), s[n]);
    if(m%2 == 1){
      x = false;
      break;
    }
    n = n + m
  }
  
  if(x){
    cout << "Yes" << endl;
  }
  else{
    cour << "No" << endl;
  }
}

  
    
      
              
    

Compiler output:
a.cc: In function 'int main()':
a.cc:23:14: error: expected ';' before '}' token
   23 |     n = n + m
      |              ^
      |              ;
   24 |   }
      |   ~           
a.cc:30:5: error: 'cour' was not declared in this scope
   30 |     cour << "No" << endl;
      |     ^~~~
Language: C++

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

int main(){
  int s;
  cin  >> s;
  vector<char> s_vec(s.size());
  for(int i = 0; i < s.size(); i++){
    cin >> s[i];
  }
  
  sort(s_vec.begin(),  s_vec.end());
  
  bool x = true;
  int n = 0;
  int m;
  while(n < s.size()){
    m = count(s_vec.begin(), s_vec.end(), s[n]);
    if(m%2 == 1){
      x = false;
      break;
    }
    n = n + m
  }
  
  if(x){
    cout << "Yes" << endl;
  }
  else{
    cour << "No" << endl;
  }
}

  
    
      
              
    

Compiler output:
a.cc: In function 'int main()':
a.cc:7:24: error: request for member 'size' in 's', which is of non-class type 'int'
    7 |   vector<char> s_vec(s.size());
      |                        ^~~~
a.cc:8:24: error: request for member 'size' in 's', which is of non-class type 'int'
    8 |   for(int i = 0; i < s.size(); i++){
      |                        ^~~~
a.cc:9:13: error: invalid types 'int[int]' for array subscript
    9 |     cin >> s[i];
      |             ^
a.cc:17:15: error: request for member 'size' in 's', which is of non-class type 'int'
   17 |   while(n < s.size()){
      |               ^~~~
a.cc:18:44: error: invalid types 'int[int]' for array subscript
   18 |     m = count(s_vec.begin(), s_vec.end(), s[n]);
      |                                            ^
a.cc:23:14: error: expected ';' before '}' token
   23 |     n = n + m
      |              ^
      |              ;
   24 |   }
      |   ~           
a.cc:30:5: error: 'cour' was not declared in this scope
   30 |     cour << "No" << endl;
      |     ^~~~
Language: C++

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

int main(){
  string s;
  cin >> s;
  sort(s.begin(),s.end());
  for(char c:s){
    if(c=='I') x++;
    else x--;
    ans = max(ans,x);
  }  
  cout << s << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:16: error: 'x' was not declared in this scope
    9 |     if(c=='I') x++;
      |                ^
a.cc:10:10: error: 'x' was not declared in this scope
   10 |     else x--;
      |          ^
a.cc:11:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
   11 |     ans = max(ans,x);
      |     ^~~
      |     abs
a.cc:11:19: error: 'x' was not declared in this scope
   11 |     ans = max(ans,x);
      |                   ^
Language: C++

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

  int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    string s;
    cin >> s;
    map<char, int>count;
    for(char c : s)count[c]++;
    for(auto v : count) {
      if(v->second%2 != 0){
        puts("No");
        exit(0);
      }
    }
    puts("Yes");
    return 0;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:12:11: error: base operand of '->' has non-pointer type 'std::pair<const char, int>'
   12 |       if(v->second%2 != 0){
      |           ^~
Language: C++

#include <cstdio>
#include <cmath>
#include <cstring>
#include <iostream>
#include <algorithm>
#include <string>
#include <set>
#include <map>
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
const double pi = acos(-1);
const int maxn = 2e6 + 10;
const double eps = 1e-8;
const ll mod = 1e9 + 7;
const ull base = 131;
const ull mod1 = 1e9 + 9;
const ull mod2 = 1610612741;

map<char, int> mp;
char s[maxn];

int main()
{
	scanf("%s", s+1);
	for (int i = 1; s[i]; ++i)
		++mp[s[i]];
	for (map<char, int>::iterator p = mp.begin(); p != mp.end(); ++p)
	{
		if (p->second % 2) 
		{
			printf("No\n");
			return 0;
		}
	}
	printf("Yes\n");
	return 0

Compiler output:
a.cc: In function 'int main()':
a.cc:38:17: error: expected ';' at end of input
   38 |         return 0
      |                 ^
      |                 ;
a.cc:38:17: error: expected '}' at end of input
a.cc:25:1: note: to match this '{'
   25 | {
      | ^
Language: C++

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

int main(){
  string w;
  cin >> w;
  

  for (int i=0;i<w.length();++i){
    for (int j=i+1;j<w.length();++j){
      int cnt=0;
      if (w[i]==w[j]) cnt++;
    }
  }
  int ans;
  int ans=cnt;
  if (ans%2==0) puts("Yes");
  else puts("No");
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:7: error: redeclaration of 'int ans'
   16 |   int ans=cnt;
      |       ^~~
a.cc:15:7: note: 'int ans' previously declared here
   15 |   int ans;
      |       ^~~
a.cc:16:11: error: 'cnt' was not declared in this scope; did you mean 'int'?
   16 |   int ans=cnt;
      |           ^~~
      |           int
Language: C++

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

int main(){
  string w;
  cin >> w;
  

  for (int i=0;i<w.length();++i){
    for (int j=i+1;j<w.length();++j){
      int cnt=0;
      if (w[i]==w[j]) cnt++;
    }
  }
  int cnt=ans;
  if (ans%2==0) puts("Yes");
  else puts("No");
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   15 |   int cnt=ans;
      |           ^~~
      |           abs
Language: C++

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

int main(){
  string w;
  cin >> w;
  

  for (int i=0;i<w.length();++i){
    for (int j=i+1;j<w.length();++j){
      int cnt=0;
      if (w[i]==w[j]) cnt++;
    }
  }
  cout << cnt << endl;
  if (cnt%2==0) puts("Yes");
  else puts("No");
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: 'cnt' was not declared in this scope; did you mean 'int'?
   15 |   cout << cnt << endl;
      |           ^~~
      |           int
Language: C++

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

int main(){
  string w;
  cin >> w;
  

  for (int i=0;i<w.length();++i){
    for (int j=i+1;j<w.length();++j){
      int cnt=0;
      if (w[i]==w[j]) cnt++;
    }
  }
  if (cnt%2==0) puts("Yes");
  else puts("No");
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:7: error: 'cnt' was not declared in this scope; did you mean 'int'?
   15 |   if (cnt%2==0) puts("Yes");
      |       ^~~
      |       int
Language: C++

# from math import factorial,sqrt,ceil,gcd
# from itertools import permutations as permus
from collections import deque,Counter
# import re
# from decimal import Decimal, getcontext
# # getcontext().prec = 1000
# # eps = Decimal(10) ** (-100)

import numpy as np
# from scipy.sparse.csgraph import shortest_path, dijkstra, floyd_warshall, bellman_ford, johnson
# from scipy.sparse import csr_matrix

# slist = "abcdefghijklmnopqrstuvwxyz"
W = input()

count = Counter(W)
arr = np.array(list(count.values()))
arr = arr%2

ans = "Yes"
if 1 in arr:
    ans = "No"

print(ans)
# print(*ans)   # unpackして出力。間にスペースが入る
# for row in board:
#     print(*row,sep="")    #unpackして間にスペース入れずに出力する
# print("{:.10f}".format(ans))
# print("{:0=10d}".format(ans))


Compiler output:
a.cc:1:3: error: invalid preprocessing directive #from
    1 | # from math import factorial,sqrt,ceil,gcd
      |   ^~~~
a.cc:2:3: error: invalid preprocessing directive #from
    2 | # from itertools import permutations as permus
      |   ^~~~
a.cc:4:3: warning: #import is a deprecated GCC extension [-Wdeprecated]
    4 | # import re
      |   ^~~~~~
a.cc:4:10: error: #import expects "FILENAME" or <FILENAME>
    4 | # import re
      |          ^~
a.cc:5:3: error: invalid preprocessing directive #from
    5 | # from decimal import Decimal, getcontext
      |   ^~~~
a.cc:6:3: error: invalid preprocessing directive ##
    6 | # # getcontext().prec = 1000
      |   ^
a.cc:7:3: error: invalid preprocessing directive ##
    7 | # # eps = Decimal(10) ** (-100)
      |   ^
a.cc:10:3: error: invalid preprocessing directive #from
   10 | # from scipy.sparse.csgraph import shortest_path, dijkstra, floyd_warshall, bellman_ford, johnson
      |   ^~~~
a.cc:11:3: error: invalid preprocessing directive #from
   11 | # from scipy.sparse import csr_matrix
      |   ^~~~
a.cc:13:3: error: invalid preprocessing directive #slist
   13 | # slist = "abcdefghijklmnopqrstuvwxyz"
      |   ^~~~~
a.cc:25:3: error: invalid preprocessing directive #print
   25 | # print(*ans)   # unpackして出力。間にスペースが入る
      |   ^~~~~
a.cc:25:19: error: extended character 。 is not valid in an identifier
   25 | # print(*ans)   # unpackして出力。間にスペースが入る
      |                   ^
a.cc:26:3: error: invalid preprocessing directive #for
   26 | # for row in board:
      |   ^~~
a.cc:27:7: error: invalid preprocessing directive #print
   27 | #     print(*row,sep="")    #unpackして間にスペース入れずに出力する
      |       ^~~~~
a.cc:28:3: error: invalid preprocessing directive #print
   28 | # print("{:.10f}".format(ans))
      |   ^~~~~
a.cc:29:3: error: invalid preprocessing directive #print
   29 | # print("{:0=10d}".format(ans))
      |   ^~~~~
a.cc:3:1: error: 'from' does not name a type
    3 | from collections import deque,Counter
      | ^~~~
Language: C++

#include <string>
#include <iostream>
#include <map>
using namespace std;
int main(){
  string s; cin >> s;
  map<char,int> c;
  for(int i=0;i<s.length();i++){
    c[s[i]]++;
  }
  string ans="Yes";
  for(auto a:c) {
    if(c.second%2!=0) ans="No";
  }
  cout << ans << endl;
  return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:10: error: 'class std::map<char, int>' has no member named 'second'
   13 |     if(c.second%2!=0) ans="No";
      |          ^~~~~~
Language: C++

    #include<iostream>
    using namespace std;
     
    int main(){
      string w;
      cin >> w;
      int l = (int)w.length();
      
      int count[24] = {0};
      string ret = "Yes";
      
      for(int i=0; i<l; i++)
        count[ w[i] - 'a' ]++;
      for(int i=0; i<24; i++)
        if(cout[i]%2 == 1)
          ret = "No";
      cout << ret << endl;
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:15:16: error: no match for 'operator[]' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'int')
   15 |         if(cout[i]%2 == 1)
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define l long
#define pb push_back
#define mp make_pair
#define mt make_tuple


int main() {
	// your code goes here
	//ifstream cin("input.txt");
	//ofstream cout("output.txt");
	ios_base::sync_with_stdio(false); 
    cin.tie(NULL); 
	
	mp<char,int> mp;
	string s; cin>>s;
	int len=s.length();
	for(int i=0;i<len;i++)
	{
	    mp[s[i]]++;
	}
	bool ok=1;
	for(char i='a';i<='z';i++)
	{
	    if(mp[i]&1){ ok=0; break; }
	}
	if(ok) cout<<"Yes";
	else cout<<"No";
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:21: error: expected ';' before 'make_pair'
   17 |         mp<char,int> mp;
      |                     ^
      |                     ;
a.cc:22:15: error: invalid types '<unresolved overloaded function type>[__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type {aka char}]' for array subscript
   22 |             mp[s[i]]++;
      |               ^
a.cc:27:18: error: invalid types '<unresolved overloaded function type>[char]' for array subscript
   27 |             if(mp[i]&1){ ok=0; break; }
      |                  ^
Language: C++

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

int main(){
	string w;
  	cin >> w;
  	bool res = true;
  	sort(begin(w),end(w));
  	if(w.size()%2 == 1) {
      	res = false;
      	cout << "No" << endl;
    }
  	elsa{	
        for(int i =0;i < w.size();i++){
              if(w[i-1] == w[i] && w[i] != w[i+1]){
                  if((i+1)%2 != 0){
                      cout << "No" << endl;
                      res = false;
                      break;
                  }
              }
          }
    }
  	if(res) cout << "Yes" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:9: error: 'elsa' was not declared in this scope
   13 |         elsa{
      |         ^~~~
Language: C++

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

int main() {
	string w;
	cin >> w;

	int count = 0;
	char c;
	bool ok = false;
	for (int i = 0; i < 26; i++) {
		c++;
		for (int i = 0; i < w.size(); i++) {
			if (w[i] == c) {
				count++;
			}

			if (count % 2 == 0) {
				ok = true;
			}
		}
		if (ok) {
			cout << "Yes" << endl;
		}
		else {
			cout << "No" << endl;
		}
	}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:10: error: expected '}' at end of input
   28 |         }
      |          ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>
#include<string.h>
#include"stdio.h"

using namespace std;

int main()
{
  char a[105];
  gets(a);
  int n=strlen(a);
  sort(a,a+n);
  char z=a[0];
  int flag=0;
  //puts(a);
  int count=1;
  for(int i =1;i<n;i++){
    if(z==a[i])
    {count++;
    z=a[i];}
    else if (z!=a[i]){
      // cout<<count;
      if(count%2!=0){flag=1;break;}
      else flag=0;
    }
  }
  if(flag){cout<<"NO";}
  else cout<<"YES";
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: 'gets' was not declared in this scope; did you mean 'getw'?
   10 |   gets(a);
      |   ^~~~
      |   getw
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main()
{
  char a[105];
  gets(a);
  int n=strlen(a);
  sort(a,a+n);
  char z=a[0];
  int flag=0;
  //puts(a);
  int count=1;
  for(int i =1;i<n;i++){
    if(z==a[i])
    {count++;
    z=a[i];}
    else if (z!=a[i]){
      // cout<<count;
      if(count%2!=0){flag=1;break;}
      else flag=0;
    }
  }
  if(flag){cout<<"NO";}
  else cout<<"YES";
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'gets' was not declared in this scope; did you mean 'getw'?
    8 |   gets(a);
      |   ^~~~
      |   getw
Language: C

#include<stdio.h>
int main(void){
  char a[100],alf[2][30]={{abcdefghijklmnopqrstuvwxyz},{0}};
  int cnt=0;
  scanf("%s",&a);
  
  for(int i=0;a[i]!='\0';i++){
    for(int j=0;alf[1][j]!='\0';j++){
      if(a[i]==alf[1][j]){
        alf[2][j]++;
      }
    }
  }
  i=0;
  while(alf[2][i]!='\0'){
    if((alf[2][i]%2)==1){
      printf("No");
      return 1;
    }
  }
  return 0;
}

        

Compiler output:
main.c: In function 'main':
main.c:3:28: error: 'abcdefghijklmnopqrstuvwxyz' undeclared (first use in this function)
    3 |   char a[100],alf[2][30]={{abcdefghijklmnopqrstuvwxyz},{0}};
      |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~
main.c:3:28: note: each undeclared identifier is reported only once for each function it appears in
main.c:14:3: error: 'i' undeclared (first use in this function)
   14 |   i=0;
      |   ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(i, n) for(ll i = 0; i < (ll)(n); i++)
#define rep2(i, a, n) for(ll i = a; i < (ll)(n); i++)
#define memi cout << endl
#define kono(n) cout << fixed << setprecision(n)
#define all(c) (c).begin(), (c).end()
#define pb push_back
#define hina cout << ' '
#define in(n) cin >> n
#define in2(n, m) cin >> n >> m
#define in3(n, m, l) cin >> n >> m >> l
#define out(n) cout << n
const ll mei = (ll)1e9 + 7;

int main(){
  string s;
  ll b = 0;
  vector<ll> a(26, 0);
  char f;
  f = 'a';
  rep(i, 26){
    rep(j, s.size()){
      if(s[j] == f;)
        a[i]++;
    }
    if(i < 25)
      f++;
  }
  rep(i, 26){
    if(a[i] % 2 == 1)
      b = 1;
  }
  if(b)
    out("No");
  else
    out("Yes");
  memi;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:20: error: expected primary-expression before ')' token
   25 |       if(s[j] == f;)
      |                    ^
Language: C++

//#define _GLIBCXX_DEBUG

#include<bits/stdc++.h>
using namespace std;
const int INF= 1e9+5;
typedef long long ll;
typedef vector<int> vi;
typedef vector<vector<int>>vvi;

int main(){
  string s=qwertyuiopasdfghjklzxcvbnm;
  string w;
  cin>>w;
  for(int i=0;i<26;i++){
    int count=0;
    for(int j=0;j<w.size();j++){
      if(w[j]==s[i])count++;
    }
    if(count%2!=0){
      cout<<"No"<<endl;
      return 0;
    }
  }
  cout<<"Yes"<<endl;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:11:12: error: 'qwertyuiopasdfghjklzxcvbnm' was not declared in this scope
   11 |   string s=qwertyuiopasdfghjklzxcvbnm;
      |            ^~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main() {
	string s;
    cin >> s;
    int sum;
    for(char c = 'a'; c < 'z'; c++){
      int count = 0;
      for(int i = 0; i < s.size(); s++){
        if(s.at(i) == c){
          count++;
        }
      }
      if(count%2 = 1){
        sum++;
      }
    }
    if(sum == 0){
      cout << "Yes" << endl;
    }
    else{
      cout << "No" << endl;
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:37: error: no 'operator++(int)' declared for postfix '++' [-fpermissive]
   10 |       for(int i = 0; i < s.size(); s++){
      |                                    ~^~
a.cc:15:15: error: lvalue required as left operand of assignment
   15 |       if(count%2 = 1){
      |          ~~~~~^~
Language: C++

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

int main() {
	string w;
	cin >> w;
	int s = w.length;
	string kai = "Yes";
	if(s % 2 > 0)
	{
		kai = "No";
	}
	else
	{
		sort(w.begin(),w.end());
		for(int i = 0;i < s;i += 2)
		{
			if(w.at(i) != w.at(i+1))
			{
				kai = "No";
			}
		}
	}
    cout << kai << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:19: error: cannot convert 'std::__cxx11::basic_string<char>::length' from type 'std::__cxx11::basic_string<char>::size_type (std::__cxx11::basic_string<char>::)() const noexcept' {aka 'long unsigned int (std::__cxx11::basic_string<char>::)() const noexcept'} to type 'int'
    7 |         int s = w.length;
      |                   ^~~~~~
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#incldue <map>
using namespace std;
typedef long long ll;
#define rep(i,n) for (int i=0;i < (int)(n);i++)

int main(){
    string s;
    cin >> s;
  map<char,int> m;
  int sum=0;
  for (int i =0;i < s.size();i++){
      if (m.count(s[i])){
        m[s[i]]++;
      }
    else{
      m[s[i]]=1;
    }
  }
  for (auto r: m){
    auto val=r.first;
    sum+=(int)val;
  }
  if (sum%2) cout << "No" << endl;
  else cout << "Yes" << endl;
  return 0;
}


Compiler output:
a.cc:5:2: error: invalid preprocessing directive #incldue; did you mean #include?
    5 | #incldue <map>
      |  ^~~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:13:3: error: 'map' was not declared in this scope
   13 |   map<char,int> m;
      |   ^~~
a.cc:5:1: note: 'std::map' is defined in header '<map>'; this is probably fixable by adding '#include <map>'
    4 | #include <algorithm>
  +++ |+#include <map>
    5 | #incldue <map>
a.cc:13:7: error: expected primary-expression before 'char'
   13 |   map<char,int> m;
      |       ^~~~
a.cc:16:11: error: 'm' was not declared in this scope
   16 |       if (m.count(s[i])){
      |           ^
a.cc:23:16: error: 'm' was not declared in this scope
   23 |   for (auto r: m){
      |                ^
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
typedef long long ll;
#define rep(i,n) for (int i=0;i < (int)(n);i++)

int main(){
    string s;
    cin >> s;
  map<char,int> m;
  int sum=0;
  for (int i =0;i < s.size();i++){
      if (m.count(s[i])){
        m[s[i]]++;
      }
    else{
      m[s[i]]=1;
    }
  }
  for (auto r: m){
    auto val=r.first;
    sum+=(int)val;
  }
  if (sum%2) cout << "No" << endl;
  else cout << "Yes" << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:3: error: 'map' was not declared in this scope
   12 |   map<char,int> m;
      |   ^~~
a.cc:5:1: note: 'std::map' is defined in header '<map>'; this is probably fixable by adding '#include <map>'
    4 | #include <algorithm>
  +++ |+#include <map>
    5 | using namespace std;
a.cc:12:7: error: expected primary-expression before 'char'
   12 |   map<char,int> m;
      |       ^~~~
a.cc:15:11: error: 'm' was not declared in this scope
   15 |       if (m.count(s[i])){
      |           ^
a.cc:22:16: error: 'm' was not declared in this scope
   22 |   for (auto r: m){
      |                ^
Language: Java

import java.util.Scanner;

class Main{
  public static void main(String[] args){
    Scanner sin = new Scanner(System.in);
    String w = sin.nextLine();
    if(w.length%2 == 0){
      System.out.println("Yes");
    }else{
      System.out.println("No");
    }  
  }  
}  

Compiler output:
Main.java:7: error: cannot find symbol
    if(w.length%2 == 0){
        ^
  symbol:   variable length
  location: variable w of type String
1 error
Language: C++

#include <iostream>
#include <string>
#include <map>
using namespace std;
int main(void)
{
	string w; cin >> w;
	map<char, int> counter;
	rep(i, 0, w.length())counter[w[i]]++;
	bool flag = true;
	map<char, int>::iterator it;
	for (it = counter.begin(); it != counter.end(); it++) {
		if (it->second % 2 != 0) {
			flag = false;
			break;
		}
	}
	cout << (flag ? "Yes" : "No") << endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: 'i' was not declared in this scope
    9 |         rep(i, 0, w.length())counter[w[i]]++;
      |             ^
a.cc:9:9: error: 'rep' was not declared in this scope
    9 |         rep(i, 0, w.length())counter[w[i]]++;
      |         ^~~
Language: C++

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

int main(){
  int c, d[100];
  for(int i = 0; i < 100; i++)
    d[i] = 0;
  string s;
  bool b;
  b = true;
  cin >> s;
  for(int i = 0, i < s.size(); i++){
    if(s[i] == '.') continue;
    for(int j = i; j < s.size(); j++){
      if(s[i] == s[j]){
        d[i]++;
        s[j] = '.';
      }
    }
    if(d[i] % 2 == 1;)
      b = false;
  }
  if(b)
    cout << "Yes" << endl;
  else
    cout << "No" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:19: error: expected ';' before '<' token
   12 |   for(int i = 0, i < s.size(); i++){
      |                   ^~
      |                   ;
a.cc:12:20: error: expected primary-expression before '<' token
   12 |   for(int i = 0, i < s.size(); i++){
      |                    ^
a.cc:20:22: error: expected primary-expression before ')' token
   20 |     if(d[i] % 2 == 1;)
      |                      ^
Language: C++

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

int main(){
  string w;
  cin>>w;
  
  map<char,int> m;
  
  for(int i=0;i<w.size();i++){
    char x=w.at(i);
    if(!m.count(x)){
      m.at(x)=1;
    }else{
      m.at(x)++;
    }
  }
  
  bool flag=true;
  for(int i:m){
    if(i%2==1){
      flag=false;
      break;
    }
  }
  if(falg){
    cout<<"Yes"<<endl;
  }else{
    cout<<"No"<<endl;
  }
}
    

Compiler output:
a.cc: In function 'int main()':
a.cc:20:13: error: cannot convert 'std::pair<const char, int>' to 'int' in initialization
   20 |   for(int i:m){
      |             ^
a.cc:26:6: error: 'falg' was not declared in this scope; did you mean 'flag'?
   26 |   if(falg){
      |      ^~~~
      |      flag
Language: C++

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

int main(){
  string w;
  cin>>w;
  
  map<char,int> m;
  
  for(int i=0;i<w.size();i++){
    char x=w.at(i);
    if(!m.count(x)){
      m.at(x)=1;
    }else{
      m.at(x)++;
    }
  }
  
  flag=true;
  for(int i:m){
    if(i%2==1){
      flag=false;
      break;
    }
  }
  if(falg){
    cout<<"Yes"<<endl;
  }else{
    cout<<"No"<<endl;
  }
}
    

Compiler output:
a.cc: In function 'int main()':
a.cc:19:3: error: 'flag' was not declared in this scope
   19 |   flag=true;
      |   ^~~~
a.cc:20:13: error: cannot convert 'std::pair<const char, int>' to 'int' in initialization
   20 |   for(int i:m){
      |             ^
a.cc:26:6: error: 'falg' was not declared in this scope
   26 |   if(falg){
      |      ^~~~
Language: C

i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
main.c:1:3: error: return type defaults to 'int' [-Wimplicit-int]
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      |   ^~~~
main.c: In function 'main':
main.c:1:3: error: type of 'j' defaults to 'int' [-Wimplicit-int]
main.c:1:18: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      |                  ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
  +++ |+#include <stdio.h>
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
main.c:1:27: error: expected ';' before ')' token
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      |                           ^
      |                           ;
main.c:1:28: error: expected expression before '>' token
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      |                            ^
main.c:1:36: error: expected ';' before ')' token
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      |                                    ^
      |                                    ;
main.c:1:36: error: expected statement before ')' token
main.c:1:38: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
    1 | i;main(j){for(;j=getchar())>96;i^=j);puts("No\0Yes"+!i*3);}
      |                                      ^~~~
main.c:1:38: note: include '<stdio.h>' or provide a declaration of 'puts'
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  stirng w; cin >> w;
  bool f[256] = {};
  for (char c : w) {
    f[c] ^= 1;
  }
  bool ans = 0;
  for (int i = 0; i < 256; i++) ans ^= f[i];
  cout << (ans ? "No" : "Yes") << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'stirng' was not declared in this scope
    4 |   stirng w; cin >> w;
      |   ^~~~~~
a.cc:4:20: error: 'w' was not declared in this scope
    4 |   stirng w; cin >> w;
      |                    ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
string s;
  cin >> s;
  vector<char> t(s.size(),'a');
  for(int i = 0; i < s.size(); i++)
    t[i] == s[i];
 sort(t.begin(),t.end());
  bool even = true;
  for(int i = 0; i < s.size() - 3; i += 2){
  	if(t[i] != t[i + 1])
      even = false;
    if(!((even))
       break;
  }
       if(even)
       cout << "Yes" << endl;
       else
       cout << "No" << endl;
 }


Compiler output:
a.cc: In function 'int main()':
a.cc:14:17: error: expected ';' before 'break'
   14 |     if(!((even))
      |                 ^
      |                 ;
   15 |        break;
      |        ~~~~~     
a.cc:16:3: error: expected primary-expression before '}' token
   16 |   }
      |   ^
a.cc:15:14: error: expected ')' before '}' token
   15 |        break;
      |              ^
      |              )
   16 |   }
      |   ~           
a.cc:14:7: note: to match this '('
   14 |     if(!((even))
      |       ^
a.cc:16:3: error: expected primary-expression before '}' token
   16 |   }
      |   ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
string s;
  cin >> s;
  vector<char> t(s.size(),'a');
  for(int i = 0; i < s.size(); i++)
    t[i] == s[i];
 sort(t.begin(),t.end());
  bool even == true;
  for(int i = 0; i < s.size() - 3; i += 2){
  	if(t[i] != t[i + 1])
      even = false;
    if(!((even))
       break;
  }
       if(even)
       cout << "Yes" << endl;
       else
       cout << "No" << endl;
 }


Compiler output:
a.cc: In function 'int main()':
a.cc:10:13: error: expected initializer before '==' token
   10 |   bool even == true;
      |             ^~
a.cc:13:7: error: 'even' was not declared in this scope
   13 |       even = false;
      |       ^~~~
a.cc:14:11: error: 'even' was not declared in this scope
   14 |     if(!((even))
      |           ^~~~
a.cc:16:3: error: expected primary-expression before '}' token
   16 |   }
      |   ^
a.cc:15:14: error: expected ')' before '}' token
   15 |        break;
      |              ^
      |              )
   16 |   }
      |   ~           
a.cc:14:7: note: to match this '('
   14 |     if(!((even))
      |       ^
a.cc:16:3: error: expected primary-expression before '}' token
   16 |   }
      |   ^
a.cc:17:11: error: 'even' was not declared in this scope
   17 |        if(even)
      |           ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long 
#define endl "\n"
#define pb push_back
#define f(i,n) for(i=0;i<n;i++)
#define F(i,a,b) for(i=a;a<=b;i++)
#define arr(a,n) for( i=0;i<n;i++)cin>>a[i];
#define fi first
#define se second
#define mp make_pair
#define mod 1000000007
#define YES cout<<"YES"<<endl;
#define Yes cout<<"Yes"<<endl;
#define NO cout<<"NO"<<endl;
#define No cout<<"No"<<endl;
#define yes cout<<"yes"<<endl;
#define no cout<<"no"<<endl;
#define vi vector<ll>
#define ed end()
#define bg begin()
#define sz size()
#define ln length()
#define s() sort(a,a+n);
#define sr() sort(a,a+n,greater<ll>());
#define v()  sort(v.begin(),v.end());
#define vr() sort(v.begin(),v.end(),greater<ll>());
#define mod 1000000007
#define fast() ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
ll gcd(ll a, ll b){if(!b)return a;return gcd(b, a % b);}
ll power(ll x,ll y,ll p){ll res=1;x%=p;while(y>0){if(y&1)res=(res*x)%p;y=y>>1;x=(x*x)%p;}return res;}
int main() {
    #ifndef ONLINE_JUDGE
      // for getting input from input.txt
      freopen("input.txt", "r", stdin);
      // for writing output to output.txt
      freopen("output.txt", "w", stdout);
  #endif
fast();
//ll  t;cin>>t;while(t--)
{
  ll n,f=0;
  string s;
  cin>>s;
  n=s.length();
  map<char,int>m;
  for(int i=0;i<n;i++)
  {
    m[s[i]]++
  }
  for(auto it=m.begin();it!=m.end();it++)
  {
    if(it->second&1)
     { f=1;
      break;
    }

  }
  if(f)
  {
    No
  }
  else
  {
    Yes
  }
  

}
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:49:14: error: expected ';' before '}' token
   49 |     m[s[i]]++
      |              ^
      |              ;
   50 |   }
      |   ~
Language: C++

#include <iostream>
#include <string>
#include <map>
using namespace std;
int main(){
  string w;
  cin>>w;
  map<char,int>mp;
  for(const auto c : w){
    ++mp[c];
  }
  for(const auto e : mp){
    if(e%2==1){
      puts("No");
      return 0;
    }
  }
  puts("Yes");
}
    

Compiler output:
a.cc: In function 'int main()':
a.cc:13:9: error: no match for 'operator%' (operand types are 'const std::pair<const char, int>' and 'int')
   13 |     if(e%2==1){
      |        ~^~
      |        | |
      |        | int
      |        const std::pair<const char, int>
Language: C++

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

int main() {
  map<char, int> m;
  string s;
  cin >> s;
  for(int i = 0; i < s.size(); ++i){
    if(m.count(s[i])) ++s[i];
    else m[s[i]] = 1;
  }
  bool b = 1;
  for(char c: m){
    if(m[c] % 2 == 1){
      b = 0;
      break;
    }
  }
  if(b) cout << "Yes" << endl;
  else cout << "No" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:15: error: cannot convert 'std::pair<const char, int>' to 'char' in initialization
   13 |   for(char c: m){
      |               ^
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
#include <cstring>
#include <complex>
#include <stack>
#include <queue>
#include <unordered_map>
#include <map>
using namespace std ;
int main(){
    string w;
    cin >> w;
    int n = w.size();
    vector<int> memo(26, 0);
    for(int i=0; i<n; i++){
        // int t = static_cast<int>(w[i])-97;
        // cout << t << endl;
        memo[t] += 1;
    }
    int m = memo.size();
    int flag = 1;
    for(int k=0; k<m; k++){
        cout << memo[k] << endl;
        if(memo[k]%2 != 0){
            flag = 0;
        }
    }
    if(flag == 1){
        cout << "Yes" << endl;
    }else{
        cout << "No" << endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:14: error: 't' was not declared in this scope
   20 |         memo[t] += 1;
      |              ^
Language: C++

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

int main(){
  
  string s;
  cin >> s;
  
  bool even = true;
  for (char c='a'; c<='z'; c++){
    int cnt = 0;
    
    for (int i=0; i<len(s); i++){
      if (s[i]==c){
        cnt++;
      }
    }
    if (cnt%2==1) even = false;
  }
  cout << ( even?"Yes":"NO") << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:21: error: 'len' was not declared in this scope
   14 |     for (int i=0; i<len(s); i++){
      |                     ^~~
Language: C++

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

int main(){
  
  string s;
  cin >> s;
  
  bool even = true;
  for (char c='a'; c<='z'; c++){
    int cnt = 0;
    
    for (int i=0; i<len(s); i++){
      if (s[i]==c){
        cnt++;
      }
    }
    if (cnt%2==1) even = false;
  }
  cout << ( even?"Yes":"NO") << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:21: error: 'len' was not declared in this scope
   13 |     for (int i=0; i<len(s); i++){
      |                     ^~~
Language: C++

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

int main(){
  
  string s;
  cin >> s;
  
  bool even = true;
  for (char c='a'; c<='z'; c++){
    int cnt = 0;
    
    for (int i=0; i<lec(s); i++){
      if (s[i]==c){
        cnt++;
      }
    }
    if (cnt%2==1) even = false;
  }
  cout << ( even?"Yes":"NO") << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:21: error: 'lec' was not declared in this scope
   13 |     for (int i=0; i<lec(s); i++){
      |                     ^~~
Language: C++

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

int main(){

  string w;
  cin >> w;

  int cnta=0;
  int cntb=0;
  int cntc=0;
  int cntd=0;
  int cnte=0;
  int cntf=0;
  int cntg=0;
  int cnth=0;
  int cnti=0;
  int cntj=0;
  int cntk=0;
  int cntn=0;
  int cntm=0;
  int cntl=0;
  int cnto=0;
  int cntp=0;
  int cntq=0;
  int cntr=0;
  int cnts=0;
  int cntt=0;
  int cntu=0;
  int cntv=0;
  int cntw=0;
  int cntx=0;
  int cnty=0;
  int cntz=0;

  for (int i=0; i<w.size(); i++){

    if (w.at(i)== 'a'){
      cnta++;
    }
    if (w.at(i)== 'b'){
      cntb++;
    }
    if (w.at(i)== 'c'){
      cntc++;
    }
    if (w.at(i)== 'e'){
      cnte++;
    }
    if (w.at(i)== 'f'){
      cntf++;
    }
    if (w.at(i)== 'g'){
      cntg++;
    }
    if (w.at(i)== 'h'){
      cnth++;
    }
    if (w.at(i)== 'i'){
      cnti++;
    }
    if (w.at(i)== 'j'){
      cntj++;
    }
    if (w.at(i)== 'k'){
      cntk++;
    }
    if (w.at(i)== 'n'){
      cntn++;
    }
    if (w.at(i)== 'm'){
      cntm++;
    }
    if (w.at(i)== 'l'){
      cntl++;
    }
    if (w.at(i)== 'o'){
      cnto++;
    }
    if (w.at(i)== 'p'){
      cntp++;
    }
    if (w.at(i)== 'q'){
      cntq++;
    }
    if (w.at(i)== 'r'){
      cntr++;
    }
    if (w.at(i)== 's'){
      cnts++;
    }
    if (w.at(i)== 't'){
      cntt++;
    }
    if (w.at(i)== 'u'){
      cntu++;
    }
    if (w.at(i)== 'v'){
      cntv++;
    }
    if (w.at(i)== 'w'){
      cntw++;
    }
    if (w.at(i)== 'x'){
      cntx++;
    }
    if (w.at(i)== 'y'){
      cnty++;
    }
    if (w.at(i)== 'z'){
      cntz++;
    }

  }

  if (cnta%2==0 && cntb%2==0 && cntc%2==0 && cntd%2==0 && cnte%2==0){
    if (cntf%2==0 && cntg%2==0 && cnth%2==0 && cnti%2==0 && cntj%2==0){
      if (cntk%2==0 && cntn%2==0 && cntm%2==0 && cntl%2==0 && cnto%2==0){
        if (cntp%2==0 && cntq%2==0 && cntr%2==0 && cnts%2==0 && cntt%2==0){
          if (cntu%2==0 && cntv%2==0 && cntw%2==0 && cntx%2==0 && cnty%2==0){
            if (cntz%2==0){
              cout << "YES" << endl;
            }
          }
        }
      }
    }
  }
  else {
    cout << "NO" << endl;
  }


Compiler output:
a.cc: In function 'int main()':
a.cc:131:4: error: expected '}' at end of input
  131 |   }
      |    ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:9:28: error: 's' was not declared in this scope
    9 |         for(int i = 0; i < s.size(); i++)
      |                            ^
Language: C++

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

int main()
{
  	string a;
  	cin>>a;
  	int m[26] = {0};
  	for(int i = 0; i < s.size(); i++)
    {
    	m[a[i]-'a']++;
    }
  	bool flag = true;
  	for(int i = 0; i < 26; i++)
    {
    	if(m[i] % 2 != 0)
        {
          	flag = false;
          	break;
        }
    }
  	((flag == true) ? cout<<"Yes\n" : cout<<"No\n");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:28: error: 's' was not declared in this scope
    9 |         for(int i = 0; i < s.size(); i++)
      |                            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define all(x) x.begin(),x.end()
const int INF = 100100100;
typedef long long ll;
 
int main() {
   string w;
   cin >> w;
   sort(all(w));
   string ans="Yes";
   for(int i=0;i<w.size()-1;i+=2){
      string s=w.substr(i,2);
      if(s[0]!=s[1])
      ans="NO";
   }
   cout << ans << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:18:24: error: expected '}' at end of input
   18 |    cout << ans << endl;
      |                        ^
a.cc:8:12: note: to match this '{'
    8 | int main() {
      |            ^
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:20:24: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
   20 |   for(int i = 0; i < w.size; i ++){
      |                      ~~^~~~
      |                            ()
a.cc:31:4: error: expected '}' at end of input
   31 |   }
      |    ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C

#include<bits/stdc++.h>
using namespace std;
using ll =long long;
#define REP(i,m,n) for(int i=(int)(m);i<(int)(n);++i)
#define rep(i,n) REP(i,0,n)
#define SORT(i) sort((i).begin(),(i).end())
constexpr int INF = 2000000000;
constexpr int mod = 1000000007;

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


int main() {
	string s; cin >> s;
	unordered_map<char, int>ump;
	rep(i, s.size()) {
		ump[s[i]]++;
	}
	bool a = true;
	for (auto p : ump) {
		int b = p.second;
		if (b % 2)a = false;
	}
	cout << (a ? "Yes" : "No") << "\n";

	return 0;
}

Compiler output:
main.c:1:9: 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;

int main(){
  string s;
  vector<int> n(100);
  for(int i=0; i<s.size(); i++){n.at((int)(s.at(i)))++;}
  for(int i-0; i<100; i++){
    if(n.at(i)%2==1){
      cout << "No" << endl;
      return 0;
    }
  }
  cout << "Yes" << endl;
  return 0;
}
         

Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: expected ';' before '-' token
    8 |   for(int i-0; i<100; i++){
      |            ^
      |            ;
a.cc:8:21: error: expected ')' before ';' token
    8 |   for(int i-0; i<100; i++){
      |      ~              ^
      |                     )
a.cc:8:23: error: 'i' was not declared in this scope
    8 |   for(int i-0; i<100; i++){
      |                       ^
Language: C

#include<stdio.h>
#include<cstring>
int main(){
	int sign[50]={0};
	int flag=0;
	char a[101];
	scanf("%s", a); 
	for(int i=0;i<=strlen(a);i++){
		sign[a[i]-'a']++;
	}
	for(int j=0;j<=24;j++){
		if(sign[j]%2!=0){
			flag++;
			break;
		}
	} 
	if(flag==0)
		printf("Yes");
	else
		printf("No");
	return 0;
}

Compiler output:
main.c:2:9: fatal error: cstring: No such file or directory
    2 | #include<cstring>
      |         ^~~~~~~~~
compilation terminated.