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

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

int main(){
  string a;
  cin >> a;
  if(a.at(2)==a.at(3)&&a.at(4)==a.at(5)){
    cout << "Yes" <<endl;
  }else{
    cout << "No" <<endl;
  }
}

Compiler output:
a.cc:3:16: error: expected identifier before ';' token
    3 | using namespace;
      |                ^
a.cc: In function 'int main()':
a.cc:6:3: error: 'string' was not declared in this scope
    6 |   string a;
      |   ^~~~~~
a.cc:6:3: note: suggested alternatives:
In file included from /usr/include/c++/14/iosfwd:41,
                 from /usr/include/c++/14/ios:40,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
In file included from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44:
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:7:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |   cin >> a;
      |   ^~~
      |   std::cin
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:7:10: error: 'a' was not declared in this scope
    7 |   cin >> a;
      |          ^
a.cc:9:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |     cout << "Yes" <<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:9:21: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |     cout << "Yes" <<endl;
      |                     ^~~~
      |                     std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:11:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   11 |     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:11:20: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   11 |     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<stdio.h>

int main(){

if(S[3]==S[4]&&S[5]==S[6]){
  printf("Yes");
 }else{
  printf("No");
 };
  return 0;

}


Compiler output:
main.c: In function 'main':
main.c:5:4: error: 'S' undeclared (first use in this function)
    5 | if(S[3]==S[4]&&S[5]==S[6]){
      |    ^
main.c:5:4: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>

int main(){

if(S[3]==S[4]&&S[5]==S[6]){
  printf("Yes");
 }else{
  printf("No");
 };

}


Compiler output:
main.c: In function 'main':
main.c:5:4: error: 'S' undeclared (first use in this function)
    5 | if(S[3]==S[4]&&S[5]==S[6]){
      |    ^
main.c:5:4: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>

int main(){

if(S[3]==S[4]&&S[5]==S[6]){
  printf("%s",Yes);
 }else{
  printf("%s",No);
 };

}


Compiler output:
main.c: In function 'main':
main.c:5:4: error: 'S' undeclared (first use in this function)
    5 | if(S[3]==S[4]&&S[5]==S[6]){
      |    ^
main.c:5:4: note: each undeclared identifier is reported only once for each function it appears in
main.c:6:15: error: 'Yes' undeclared (first use in this function)
    6 |   printf("%s",Yes);
      |               ^~~
main.c:8:15: error: 'No' undeclared (first use in this function)
    8 |   printf("%s",No);
      |               ^~
Language: C

if(S[3]==S[4]){
 if(S[5]==S[6]){
  printf("%s",Yes);
   
   
 }else{
  printf("%s",No);
 }
}else {
  printf("%s",No);
  
  
};

Compiler output:
main.c:1:1: error: expected identifier or '(' before 'if'
    1 | if(S[3]==S[4]){
      | ^~
main.c:9:2: error: expected identifier or '(' before 'else'
    9 | }else {
      |  ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
  int str;
  cin>>str;
  if(str[2]==str[3]&&str[4]==str[5])cout<<"Yes";
  else cout<<"No";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:9: error: invalid types 'int[int]' for array subscript
    7 |   if(str[2]==str[3]&&str[4]==str[5])cout<<"Yes";
      |         ^
a.cc:7:17: error: invalid types 'int[int]' for array subscript
    7 |   if(str[2]==str[3]&&str[4]==str[5])cout<<"Yes";
      |                 ^
a.cc:7:25: error: invalid types 'int[int]' for array subscript
    7 |   if(str[2]==str[3]&&str[4]==str[5])cout<<"Yes";
      |                         ^
a.cc:7:33: error: invalid types 'int[int]' for array subscript
    7 |   if(str[2]==str[3]&&str[4]==str[5])cout<<"Yes";
      |                                 ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  string S;
  cin >> S;
  cout << (S[2] == S[3] && S[4] == S[5]) ? "Yes" : "No" << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:57: error: invalid operands of types 'const char [3]' and '<unresolved overloaded function type>' to binary 'operator<<'
    6 |   cout << (S[2] == S[3] && S[4] == S[5]) ? "Yes" : "No" << endl;
      |                                                    ~~~~~^~~~~~~
Language: C++

#include <iostream>
using namespace std;
 
int main(){
	string j;
  	cin >> j;
  
  	if((j[3] == j[4])&&(j[5] == j[6]){
      cout <<"Yes";
    }
    else{
      cout << "No";
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:42: error: expected ')' before '{' token
    8 |         if((j[3] == j[4])&&(j[5] == j[6]){
      |           ~                              ^
      |                                          )
a.cc:14:1: error: expected primary-expression before '}' token
   14 | }
      | ^
Language: C++

#include <iostream>
using namespace std;

int main(){
	string j;
  	cin >> j;
  
  	if((j[5] == j[6])&&(j[7] == j[8]){
      cout <<"Yes";
    }
    else{
      cout << "No";
    }
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:8:42: error: expected ')' before '{' token
    8 |         if((j[5] == j[6])&&(j[7] == j[8]){
      |           ~                              ^
      |                                          )
a.cc:14:1: error: expected primary-expression before '}' token
   14 | }
      | ^
Language: C++

#include <bits/stdc++.h>

using namespace std;
 
typedef long long ll;
typedef long double ld;

typedef pair<int, int> pi;
typedef pair<ll,ll> pl;
typedef pair<ld,ld> pd;

typedef vectur<int> vi;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
typedef vector<pd> vpd;

#define F0R(x,y) for(int x=0;x<y;x++)
#define F0R1(x,y) for(int x=1;x<y;x++)

#define trav(a, x) for (auto& a : x)

#define mp make_pair
#define pb push_back
#define f first
#define s second
#define lb lower_bound
#define ub upper_bound

#define sz(x) (int)x.size()
#define beg(x) x.begin()
#define en(x) x.end()
#define all(x) beg(x), en(x)
#define resz resize
#define puts(x) cout<<x<<"\n"

const int MOD = 1000000007;
const ll INF = 1e18;
const int MX = 100001;
const ld PI = 4*atan((ld)1);

void setIO(string y) {
  ios_base::sync_with_stdio(0); cin.tie(0);
  freopen((y+".in").c_str(),"r",stdin);
  freopen((y+".out").c_str(),"w",stdout);
}

string S;
bool coffee;

int main () {
  cin>>S;
  if(S[2]==S[3]) {
    if(S[4]==S[5]) {
      coffee = true;
    }
  }
  if(coffee) puts("Yes");
  else puts("No");
}




Compiler output:
a.cc:12:9: error: 'vectur' does not name a type
   12 | typedef vectur<int> vi;
      |         ^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  string s;
  cin>>s;
  
  if(s[2]==s[3]&&s[4]==s[5]){

Compiler output:
a.cc: In function 'int main()':
a.cc:7:30: error: expected '}' at end of input
    7 |   if(s[2]==s[3]&&s[4]==s[5]){
      |                             ~^
a.cc:7:30: error: expected '}' at end of input
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include<bits/stdc++>
using namespace std;
int main(){
  string s;
  cin>>s;
  
  if(s[2]==s[3)&&s[4]==s[5]){
    cout<<"Yes";
  }else{
    cout<<"No";
  }
}

Compiler output:
a.cc:1:9: fatal error: bits/stdc++: No such file or directory
    1 | #include<bits/stdc++>
      |         ^~~~~~~~~~~~~
compilation terminated.
Language: Java

import java.util.Scanner;
public class Main{
    public static Scanner scn=new Scanner (System.in);
    public static void main(){
        ans();
    }
    public static void ans(){
        String str=scn.nextLine();
        if(str.length<6)
        System.out.print("No");
        else{
            char ch1=str.charAt(2);
            char ch2=str.charAt(3);
            char ch3=str.charAt(2);
            char ch4=str.charAt(3);
            if(ch1==ch2 && ch3==ch4)
            System.out.print("Yes");
            else 
            System.out.print("No");
        }
    }
}
  

Compiler output:
Main.java:9: error: cannot find symbol
        if(str.length<6)
              ^
  symbol:   variable length
  location: variable str of type String
1 error
Language: C++

N = str(input("Enter something:"))
for str in N:
    if N[3] == N[4] and N[5] == N[6]:
        print("yes")
    else:
        print("No")

Compiler output:
a.cc:1:1: error: 'N' does not name a type
    1 | N = str(input("Enter something:"))
      | ^
Language: C++

#include<bits/stdc++.h>

using namespace std;
int main()
{
 int n;
  
  cin>>n;
  
  int c500,r500,c5;
  
  c500 = n/500;
  r500 - c%500;
  c5 = r500/5;
  
  cout<<(c500*1000)+(c5*5)<<endl
;  
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:10: error: 'c' was not declared in this scope; did you mean 'c5'?
   13 |   r500 - c%500;
      |          ^
      |          c5
Language: C++

#include<bits/stdc+.h>
using namespace std;
int main()
{
  
 string s;
  
  cin>>s;
  
  
  
  if(s[2]==s[3]&&s[4]==s[5])
    cout<<"YES";
  else
    cout<<"NO";
    
  
  
  
  
}


Compiler output:
a.cc:1:9: fatal error: bits/stdc+.h: No such file or directory
    1 | #include<bits/stdc+.h>
      |         ^~~~~~~~~~~~~~
compilation terminated.
Language: C++

#inlcude <iostream>
using std;

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

    if(s[2] == s[3] && s[4] == s[5])
    {
        cout << "Yes";
    }
    else
    {
        cout << "No";
    }

    return 0;
}


Compiler output:
a.cc:1:2: error: invalid preprocessing directive #inlcude; did you mean #include?
    1 | #inlcude <iostream>
      |  ^~~~~~~
      |  include
a.cc:2:7: error: expected nested-name-specifier before 'std'
    2 | using std;
      |       ^~~
a.cc: In function 'int main()':
a.cc:6:5: error: 'string' was not declared in this scope
    6 |     string s;
      |     ^~~~~~
a.cc:7:5: error: 'cin' was not declared in this scope
    7 |     cin >> s;
      |     ^~~
a.cc:7:12: error: 's' was not declared in this scope
    7 |     cin >> s;
      |            ^
a.cc:11:9: error: 'cout' was not declared in this scope
   11 |         cout << "Yes";
      |         ^~~~
a.cc:15:9: error: 'cout' was not declared in this scope
   15 |         cout << "No";
      |         ^~~~
Language: C++

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

int main(void) {
  string s;
  cin >> s;
  if(s[3] == s[4] && s[5] == s[6]) cout << "yes";
  else cout << "no"
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:20: error: expected ';' before '}' token
    8 |   else cout << "no"
      |                    ^
      |                    ;
    9 | }
      | ~
Language: C++

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

int main(void) {
  string s;
  cin >> s;
  if(s[3] == s[4] && s[5] == s[6]) cout << "yes";
  else cout << "no"
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'string' was not declared in this scope
    6 |   string s;
      |   ^~~~~~
a.cc:6:3: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
                 from a.cc:2:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:7:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |   cin >> s;
      |   ^~~
      |   std::cin
In file included from a.cc:3:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:7:10: error: 's' was not declared in this scope
    7 |   cin >> s;
      |          ^
a.cc:8:36: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |   if(s[3] == s[4] && s[5] == s[6]) cout << "yes";
      |                                    ^~~~
      |                                    std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:8: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |   else cout << "no"
      |        ^~~~
      |        std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: Java

import java.util.Scanner;
public class D630 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int i =0;
        while(n!=0){
            if((n&1)!=0) i++;
            n>>=1;
        }
        System.out.println(i);
    }
}

Compiler output:
Main.java:2: error: class D630 is public, should be declared in a file named D630.java
public class D630 {
       ^
1 error
Language: Java

import java.util.Scanner;
public class Test {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.nextLine();
        if(s.charAt(2)==s.charAt(3)&&s.charAt(5)==s.charAt(4))  System.out.println("Yes");
        else System.out.println("No");
    }
}

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

#include <iostream>
using namespace std;
​
int main()
{
	string s;
	cin >> s;
	if (s[2] == s[3] and s[4] == s[5]) cout << "Yes" << endl;
	else cout << "No" << endl;
}

Compiler output:
a.cc:3:1: error: '\U0000200b' does not name a type
    3 | ​
      |
Language: Java

import java.util.*;
import java.lang.*;
import java.io.*;
 
public class myClass {
    public static void main(String args[]) {
		 Scanner sc = new Scanner(System.in);
		 String a = sc.nextLine();
		 System.out.println(myFunction("coffee"));
	}
	
	public static String myFunction(String s) {
		if (s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5)) return "Yes";
		return "No";
    }
}


Compiler output:
Main.java:5: error: class myClass is public, should be declared in a file named myClass.java
public class myClass {
       ^
1 error
Language: Java

	public static String myFunction(String s) {
		if (s.charAt(2) == s.charAt(3) && s.charAt(6) == s.charAt(5)) return "Yes";
		return "No";
    }

Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
	public static String myFunction(String s) {
	              ^
  (use --enable-preview to enable unnamed classes)
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main() {
  cin>>s;
  if(s[2]==s[3] && s[4]==s[5]) cout<<"Yes";
  else cout<<"No";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:8: error: 's' was not declared in this scope
    4 |   cin>>s;
      |        ^
Language: Java

import java.util.*;
import java.io.*;
public class Problem {
	static final int MOD=998244353;
	public static void main(String[] args) throws IOException{
		BufferedReader in= new BufferedReader(new InputStreamReader(System.in));
		PrintWriter out= new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
		
		String s=in.readLine();
		if(s.charAt(2)==s.charAt(3)&&s.charAt(4)==s.charAt(5))
			out.append("Yes\n");
		else
			out.append("No\n");
		
		out.flush();
		in.close();
		out.close();
	}
}     


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

#include <bits/stdc++.h>
#define int long long

using namespace std;

int main(void){

  int X,Y,A,B,C;
  cin >> X >> Y >> A >> B >> C;
  vector<int> p(A),q(B),r(C);
  for(int i=0;i<A;i++) cin >> p[i];
  for(int i=0;i<B;i++) cin >> q[i];
  for(int i=0;i<C;i++) cin >> r[i];

  sort(p.rbegin(),p.rend());
  sort(q.rbegin(),q.rend());

  for(int i=0;i<X;i++){
    r.push_back(p[i]);
  }
  for(int i=0;i<Y;i++){
    r.push_back(q[i]);
  }

  sort(r.rbegin(),r.rend());
  int ans_sum=0;
  for(int i=0;i<X+Y;++i){
    ans_sum+=r[i];
  }

  cout << ans_sum << "\n";

  return 0;
}


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

#include<stdio.h>
#include<string.h>
int main()
{
    char s[6];
    int l,i;
    gets(s);
    if(s[2]==s[3] && s[4]==s[5])
    {
        printf("Yes\n");
    }
    else
    {
        printf("No\n");
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
    7 |     gets(s);
      |     ^~~~
      |     getw
Language: C++

#include <iostream>
#include <cstdlib>
 
using namespace std;
 
int main() {
  string s;
	cin >> s;
  if (s[2] == s[3] && s[4] == s[5]) {
    cout << "Yes";
  } else {
     cout << "No"
   }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:18: error: expected ';' before '}' token
   12 |      cout << "No"
      |                  ^
      |                  ;
   13 |    }
      |    ~
Language: C++

#include <iostream>
#include <cstdlib>

using namespace std;

int main() {
  string s;
	cin >> s;
  if (s[2] == s[3] && s[4] == s[5]) {
    cout << "Yes";
   else {
     cout << "No"
   }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:4: error: expected '}' before 'else'
   11 |    else {
      |    ^~~~
a.cc:9:37: note: to match this '{'
    9 |   if (s[2] == s[3] && s[4] == s[5]) {
      |                                     ^
a.cc:12:18: error: expected ';' before '}' token
   12 |      cout << "No"
      |                  ^
      |                  ;
   13 |    }
      |    ~
Language: Java

mport java.util.*;
public class Main{
  public static void main(String[] arga){
    Scanner v = new Scanner(System.in);
    String s = v.nextLine();
    String out = "";
    if(cofe(s) == true){
    	out ="Yes";
    }else{
    	out="No";
    }
    System.out.println(out);
    v.close();
    }
    public static boolean cofe(String s){
    	boolean out = false;
    	if(s.charAt(2) == s.charAt(3)){
    		out = true;
    	
    	if(s.charAt(4) == s.charAt(5)){
    		out = true;
    	}
    	}
    	return out;
    }
}

Compiler output:
Main.java:1: error: class, interface, enum, or record expected
mport java.util.*;
^
1 error
Language: C++

S = gets.chomp

if S[2] == S[3] && S[4] == S[5]
    p 'Yes'
else
    p 'No'
end


Compiler output:
a.cc:4:7: warning: multi-character character constant [-Wmultichar]
    4 |     p 'Yes'
      |       ^~~~~
a.cc:6:7: warning: multi-character character constant [-Wmultichar]
    6 |     p 'No'
      |       ^~~~
a.cc:1:1: error: 'S' does not name a type
    1 | S = gets.chomp
      | ^
Language: C++

#include<stdio.h>
int main(void){
    char A[6];
    int a=0;
    int b=0;
    scanf("%s",A);
    if (A[3]==a[4])
    {a=1;
}
if(A[5]==A[6])
{b=1;
}
    if (a=1&&b=1)
    {
       printf("Yes");
    }else{
        printf("NO");
    }
}


    
    
    

Compiler output:
a.cc: In function 'int main()':
a.cc:7:16: error: invalid types 'int[int]' for array subscript
    7 |     if (A[3]==a[4])
      |                ^
a.cc:13:12: error: lvalue required as left operand of assignment
   13 |     if (a=1&&b=1)
      |           ~^~~
Language: C++

#include<stdio.h>
int main(void){
    char A[6];
    int a=0;
    int b=0;
    scanf("%s",A);
    if (A[3]==a[4])
    {a=1;
}
if(A[5]==A[6])
{b=1;
}
    if (a=1&&b=1)
    {
       printf("Yes");
    }else{
        printf("NO")
    }
}

    
        /* code */
    
    
    

}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:16: error: invalid types 'int[int]' for array subscript
    7 |     if (A[3]==a[4])
      |                ^
a.cc:13:12: error: lvalue required as left operand of assignment
   13 |     if (a=1&&b=1)
      |           ~^~~
a.cc:17:21: error: expected ';' before '}' token
   17 |         printf("NO")
      |                     ^
      |                     ;
   18 |     }
      |     ~                
a.cc: At global scope:
a.cc:27:1: error: expected declaration before '}' token
   27 | }
      | ^
Language: C

#include <stdio.h>
int main(void)
{
  int a,b,c,e,f;
  char d[1000];
  scanf("%s",d[]);
    b=d[2];
    c=d[3];
    e=d[4];
    f=d[5];
    if(b==c&&e==f){
      printf("yes\n");
    }else{
      printf("no\n");
    }
    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:6:16: error: expected expression before ']' token
    6 |   scanf("%s",d[]);
      |                ^
Language: Java

import java.util.Scanner;
public class main{

	public static void main(String[] args) {
		Scanner v = new Scanner(System.in);
		String s = v.nextLine();
		s.toLowerCase();
		String out = coffe(s);
		System.out.println(out);
		v.close();
		
	}
	public static String coffe(String s) {
		String out = "";
		if(s.charAt(2) == s.charAt(3)) {
			if(s.charAt(4) == s.charAt(5)) {
				out = "Yes";
			}
			
		}else {
			out = "No";
		}
		return out;
	}

}

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

import java.util.Scanner;
public class coffee{

	public static void main(String[] args) {
		Scanner v = new Scanner(System.in);
		String s = v.nextLine();
		s.toLowerCase();
		String out = coffe(s);
		System.out.println(out);
		v.close();
		
	}
	public static String coffe(String s) {
		String out = "";
		if(s.charAt(2) == s.charAt(3)) {
			if(s.charAt(4) == s.charAt(5)) {
				out = "Yes";
			}
			
		}else {
			out = "No";
		}
		return out;
	}

}

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

import java.util.Scanner;
public class coffee {

	public static void main(String[] args) {
		Scanner v = new Scanner(System.in);
		String s = v.nextLine();
		s.toLowerCase();
		String out = coffe(s);
		System.out.println(out);
		v.close();
		
	}
	public static String coffe(String s) {
		String out = "";
		if(s.charAt(2) == s.charAt(3)) {
			if(s.charAt(4) == s.charAt(5)) {
				out = "Yes";
			}
			
		}else {
			out = "No";
		}
		return out;
	}

}


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

import java.util.Scanner;
public class coffee {

	public static void main(String[] args) {
		Scanner v = new Scanner(System.in);
		String s = v.nextLine();
		s.toLowerCase();
		String out = coffe(s);
		System.out.println(out);
		
	}
	public static String coffe(String s) {
		String out = "";
		if(s.charAt(2) == s.charAt(3)) {
			if(s.charAt(4) == s.charAt(5)) {
				out = "Yes";
			}
			
		}else {
			out = "No";
		}
		return out;
	}

}


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

#include <stdio.h>
int main(){
  int a, b, sum, c, sum2;
  scanf("%d",&a);
  
 	sum = a / 500;
	c = a % 500;
	sum2 = c / 5;
  
      printf("%d\n",(sum * 1000) + (sum2 * 5);
 return 0;
}

Compiler output:
main.c: In function 'main':
main.c:10:46: error: expected ')' before ';' token
   10 |       printf("%d\n",(sum * 1000) + (sum2 * 5);
      |             ~                                ^
      |                                              )
main.c:11:11: error: expected ';' before '}' token
   11 |  return 0;
      |           ^
      |           ;
   12 | }
      | ~
Language: Java

import java.util.Scanner;
public class Coffee{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		
		if(s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5)){
			System.out.println("Yes");
        }
		else{
			 System.out.println("No");
        }
	}
}




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

import java.util.Scanner;
class {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		
		if(s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5))
			System.out.println("Yes");
		else
			 System.out.println("No");
		
	}
}


Compiler output:
Main.java:2: error: <identifier> expected
class {
     ^
1 error
Language: C++

#include <iostream>
 using namespace std;
 int main(){
   int n,a,b;
   cin>>n;
   a=n;
   b=0;
   for(int i=n,i<500,i-=500){
   a-500;
   b+1000;
   }
  int c=a/5;
   cout<<b+c*5<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:17: error: expected ';' before '<' token
    8 |    for(int i=n,i<500,i-=500){
      |                 ^
      |                 ;
a.cc:8:17: error: expected primary-expression before '<' token
a.cc:8:28: error: expected ';' before ')' token
    8 |    for(int i=n,i<500,i-=500){
      |                            ^
      |                            ;
Language: C++

import java.util.Scanner;
class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		
		if(s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5))
			System.out.println("Yes");
		
		
	}
}



Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.Scanner;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:15: error: expected ':' before 'static'
    3 |         public static void main(String[] args){
      |               ^~~~~~~
      |               :
a.cc:3:33: error: 'String' has not been declared
    3 |         public static void main(String[] args){
      |                                 ^~~~~~
a.cc:3:42: error: expected ',' or '...' before 'args'
    3 |         public static void main(String[] args){
      |                                          ^~~~
a.cc:12:2: error: expected ';' after class definition
   12 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Main::main(int*)':
a.cc:4:17: error: 'Scanner' was not declared in this scope
    4 |                 Scanner sc = new Scanner(System.in);
      |                 ^~~~~~~
a.cc:5:17: error: 'String' was not declared in this scope
    5 |                 String s = sc.nextLine();
      |                 ^~~~~~
a.cc:7:20: error: 's' was not declared in this scope
    7 |                 if(s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5))
      |                    ^
a.cc:8:25: error: 'System' was not declared in this scope
    8 |                         System.out.println("Yes");
      |                         ^~~~~~
Language: C

#include <stdo.h>
int main (){
   char c[6];
   scanf("%s",c);
     if(c[3] == c[4] && c[5] == c[6]){
       printf("Yes");
     }
  
    else {
      printf("No");
    }
  
  return 0;
}

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

#include <iostream>
 using namespace std;
 
 string s;
  cin >> s;

int main(){
 if(s.at(2)==s.at(3)&&s.at(4)==s.at(5)){
  cout<<"Yes"<<endl;
 }
  else{
   cout<<"No"<<endl;
  }
}


Compiler output:
a.cc:5:3: error: 'cin' does not name a type
    5 |   cin >> s;
      |   ^~~
Language: C++

#include <iostream>
 using namespace std;
 
 string s;
 cin >> s;

int main(){
 if(s.at(2)==s.at(3)&&s.at(4)==s.at(5)){
  cout<<"Yes"<<endl;
 }
  else{
   cout<<"No"<<endl;
  }
}

Compiler output:
a.cc:5:2: error: 'cin' does not name a type
    5 |  cin >> s;
      |  ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
i
int main(){
	string s;
    cin >> s;
    if(s[2] == s[3] && s[4] == s[5])
    	cout<<"YES"<<endl;
    else
    	cout<<"NO"<<endl;
        
       return 0;
}

Compiler output:
a.cc:3:1: error: 'i' does not name a type
    3 | i
      | ^
Language: Java

import java.util.Scanner;
public class Solution
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);
		String s = input.nextLine();
		//有四种字母
		int cnt = 0;
		char[] words = new char[6];
		for (int i=0;i<6;i++)
		{
			words[i] = s.charAt(i);
		}

		if (
			words[2]==words[3]||
			words[4]==words[5]||
			words[0]!=words[2]||
			words[0]!=words[4]||
			words[1]!=words[2]||
			words[1]!=words[4]||
			words[0]!=words[1]
			)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
}

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

#include <iostream>
using namespace std;

main(){
  string s;
  cin >> s;
  if( s[2] == s[4] && s[3] == s[5])
    cout << "Yes" << endl;
  else 
    cout << "No\n;
   return 0;
}

Compiler output:
a.cc:10:13: warning: missing terminating " character
   10 |     cout << "No\n;
      |             ^
a.cc:10:13: error: missing terminating " character
   10 |     cout << "No\n;
      |             ^~~~~~
a.cc:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:11:4: error: expected primary-expression before 'return'
   11 |    return 0;
      |    ^~~~~~
Language: C++

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

int main(){
	int K,N;
  	cin >> K >> N;
  	vector<int> A(N);
    int dif =0;
  	int dif_max =0;
  	for(int i=0;i<N;i++)cin >> A[i];
  	A.push_back(a[0] + K);
  	for(int i=0;i<N;i++){
    	dif = A[i+1]-A[i];
      	dif_max = max(dif,dif_max);
    }
  	cout << K-dif_max << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:21: error: 'a' was not declared in this scope
   11 |         A.push_back(a[0] + K);
      |                     ^
Language: C++

#include <vector>
#include <set>
#include <iostream>
using namepspace std;
typedef long long ll;
int main(){
  ll p, n;cin >> p >> n;
  set < ll > st;
  while(n--){
    ll x; cin >> x;
    if(x != 0) st.insert(x);
  }

  vector<ll> v(st.begin(), st.end());
  for(int i = 1; i < v.size(); i++)
     v[i] += v[i-1];
  cout << v[v.size()-1] << endl;

}

Compiler output:
a.cc:4:7: error: expected nested-name-specifier before 'namepspace'
    4 | using namepspace std;
      |       ^~~~~~~~~~
a.cc: In function 'int main()':
a.cc:7:11: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |   ll p, n;cin >> p >> n;
      |           ^~~
      |           std::cin
In file included from a.cc:3:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:8:3: error: 'set' was not declared in this scope
    8 |   set < ll > st;
      |   ^~~
a.cc:8:3: note: suggested alternatives:
In file included from /usr/include/c++/14/set:63,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_set.h:96:11: note:   'std::set'
   96 |     class set
      |           ^~~
/usr/include/c++/14/set:87:13: note:   'std::pmr::set'
   87 |       using set = std::set<_Key, _Cmp, polymorphic_allocator<_Key>>;
      |             ^~~
a.cc:8:12: error: expected primary-expression before '>' token
    8 |   set < ll > st;
      |            ^
a.cc:8:14: error: 'st' was not declared in this scope; did you mean 'std'?
    8 |   set < ll > st;
      |              ^~
      |              std
a.cc:14:3: error: 'vector' was not declared in this scope
   14 |   vector<ll> v(st.begin(), st.end());
      |   ^~~~~~
a.cc:14:3: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:14:12: error: expected primary-expression before '>' token
   14 |   vector<ll> v(st.begin(), st.end());
      |            ^
a.cc:14:14: error: 'v' was not declared in this scope
   14 |   vector<ll> v(st.begin(), st.end());
      |              ^
a.cc:17:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   17 |   cout << v[v.size()-1] << endl;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:17:28: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   17 |   cout << v[v.size()-1] << 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)
      |     ^~~~
Language: C++

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

int main () {
  string S;
  if (s[2] == s[3] && s[4] == s[5])
    cout << "Yes" << endl;
  else cout << "No" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: 's' was not declared in this scope
    7 |   if (s[2] == s[3] && s[4] == s[5])
      |       ^
Language: Java

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        if ((s.charAt(2) == s.charAt(3)) && (s.charAt(4) == s.charAt(5)))
            System.out.println("Yes");
        else
            System.out.println("No");
    }
}

Compiler output:
Main.java:3: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
                         ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

#include <iostream>
using namespace std;

void main(){
  	string str;
	cin >> str;
  	if(str[3] == str[4] && str[4] == str[5]){
      cout << "Yes";
    }else{
      cout << "No";
    }	
}

Compiler output:
a.cc:4:1: error: '::main' must return 'int'
    4 | void main(){
      | ^~~~
Language: Java

import java.util.*;

import javax.lang.model.util.ElementScanner6;

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        if ((s.charAt(2) == s.charAt(3) && (s.charAt(4) == s.charAt(5)));
            System.out.println("Yes");
        else
            System.out.println("No");
    }
}

Compiler output:
Main.java:9: error: ')' expected
        if ((s.charAt(2) == s.charAt(3) && (s.charAt(4) == s.charAt(5)));
                                                                        ^
Main.java:11: error: 'else' without 'if'
        else
        ^
2 errors
Language: Java

import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        String S = sc.next();
        String[] splitS = S.split("");
        boolean result = splitS[2].equals(splitS[3]) && splitS[4].equals(splitS[5])
        System.out.println(result ? "Yes" : "No");
    }
}


Compiler output:
Main.java:8: error: ';' expected
        boolean result = splitS[2].equals(splitS[3]) && splitS[4].equals(splitS[5])
                                                                                   ^
1 error
Language: C++

#include<iostream>
using namespace std;
 
int main(){
  int K, N;
  cin >> K >> N;
  int i[N];
  int min =0;
  for (int k=0; k<N; k++){
    cin >> i[k];
  }
  for (int j=0; j<N-1; j++){
    if(min<i[j+1]-i[j]){
      min = i[j+1]-i[j];
    }
  }
  if (min<i[0]+K-i[j]){
    min = i[0]+K-i[j];
  }
  cout<< K-min << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:20: error: 'j' was not declared in this scope
   17 |   if (min<i[0]+K-i[j]){
      |                    ^
Language: C++

#include<iostream>
using namespace std;
 
int main(){
  int K, N;
  cin >> K >> N;
  int i[N];
  int min =0;
  for (int k=0; k<N; k++){
    cin >> i[k];
  }
  for (int j=0; k<N-1; j++){
    if(min<i[j+1]-i[j]){
      min = i[j+1]-i[j];
    }
  }
  if (min<i[0]+K-i[j]){
    min = i[0]+K-i[j];
  }
  cout<< K-min << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:17: error: 'k' was not declared in this scope
   12 |   for (int j=0; k<N-1; j++){
      |                 ^
a.cc:17:20: error: 'j' was not declared in this scope
   17 |   if (min<i[0]+K-i[j]){
      |                    ^
Language: C++

#include<iostream>
using namespace std;
 
int main{
  string word;
  cin >> word;
  if word[2] == word[3] && word[4] == word[5]{
    cout >> "Yes" >> endl;
  }
  else cout >> "No" >> endl;
  return 0;
}

Compiler output:
a.cc:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:5:10: error: expected primary-expression before 'word'
    5 |   string word;
      |          ^~~~
a.cc:5:10: error: expected '}' before 'word'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:6:3: error: 'cin' does not name a type
    6 |   cin >> word;
      |   ^~~
a.cc:7:3: error: expected unqualified-id before 'if'
    7 |   if word[2] == word[3] && word[4] == word[5]{
      |   ^~
a.cc:10:3: error: expected unqualified-id before 'else'
   10 |   else cout >> "No" >> endl;
      |   ^~~~
a.cc:11:3: error: expected unqualified-id before 'return'
   11 |   return 0;
      |   ^~~~~~
a.cc:12:1: error: expected declaration before '}' token
   12 | }
      | ^
Language: C++

#include<iostream>
using namespace std;
 
int main{
  string word;
  cin << word;
  if word[2] == word[3] && word[4] == word[5]{
    cout <<  "Yes" << endl;
  }
  else cout << "No" << endl;
  return 0;
}

Compiler output:
a.cc:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:5:10: error: expected primary-expression before 'word'
    5 |   string word;
      |          ^~~~
a.cc:5:10: error: expected '}' before 'word'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:6:3: error: 'cin' does not name a type
    6 |   cin << word;
      |   ^~~
a.cc:7:3: error: expected unqualified-id before 'if'
    7 |   if word[2] == word[3] && word[4] == word[5]{
      |   ^~
a.cc:10:3: error: expected unqualified-id before 'else'
   10 |   else cout << "No" << endl;
      |   ^~~~
a.cc:11:3: error: expected unqualified-id before 'return'
   11 |   return 0;
      |   ^~~~~~
a.cc:12:1: error: expected declaration before '}' token
   12 | }
      | ^
Language: C++

#include<iostream>
using namespace std;

int main{

string word;
cin << word;
if word[2] == word[3] && word[4] == word[5]{
cout <<  "Yes" << endl;
}
else cout << "No" << endl;
  
return 0;
}

Compiler output:
a.cc:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:6:8: error: expected primary-expression before 'word'
    6 | string word;
      |        ^~~~
a.cc:6:8: error: expected '}' before 'word'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:7:1: error: 'cin' does not name a type
    7 | cin << word;
      | ^~~
a.cc:8:1: error: expected unqualified-id before 'if'
    8 | if word[2] == word[3] && word[4] == word[5]{
      | ^~
a.cc:11:1: error: expected unqualified-id before 'else'
   11 | else cout << "No" << endl;
      | ^~~~
a.cc:13:1: error: expected unqualified-id before 'return'
   13 | return 0;
      | ^~~~~~
a.cc:14:1: error: expected declaration before '}' token
   14 | }
      | ^
Language: C++

#include <iostream>
#include <string>

int main() {
  string s;
  std::cin >> s;
  if(s[3] == s[4] && s[5] == s[6])
    std::cout << "Yes";
  else
    std::cout << "No";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'string' was not declared in this scope
    5 |   string s;
      |   ^~~~~~
a.cc:5:3: note: suggested alternatives:
In file included from /usr/include/c++/14/iosfwd:41,
                 from /usr/include/c++/14/ios:40,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
In file included from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44:
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:6:15: error: 's' was not declared in this scope
    6 |   std::cin >> s;
      |               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
string s;
int main()
{
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  cin>>s;
  if(s[2]==s[3]&&s[4]==s[5])
    cout<<"Yes";
  else 
    cout<<"No";

Compiler output:
a.cc: In function 'int main()':
a.cc:13:16: error: expected '}' at end of input
   13 |     cout<<"No";
      |                ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: Java

public class Main{
  public static void main(String[] args){
	Scanner scan=new Scanner(System.in);
    String s=scan.next();
    if(s.charAt(2)==s.charAt(3)&&s.charAt(4)==s.charAt(5)){
      System.out.println("Yes");
    }else{
      System.out.println("No");
    }
  }
}
  

Compiler output:
Main.java:3: error: cannot find symbol
	Scanner scan=new Scanner(System.in);
	^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
	Scanner scan=new Scanner(System.in);
	                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  sssstring s;
  cin>>s;

  if(s[2] == s[3] && s[4]==s[5])
    cout<<"Yes";
  else
    cout<<"No";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'sssstring' was not declared in this scope
    5 |   sssstring 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;
int main()
{
 string s;
  cin>>s;
  if(s[2] == s[3] && s[4]==s[5])
    cout<<"Yes";
  else
    cout<<"No";


Compiler output:
a.cc: In function 'int main()':
a.cc:10:16: error: expected '}' at end of input
   10 |     cout<<"No";
      |                ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  sssstring s;
  cin>>s;
  if(s[2] == s[3] && s[4]==s[5])
    cout<<"Yes";
  else
    cout<<"No";

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'sssstring' was not declared in this scope
    5 |   sssstring s;
      |   ^~~~~~~~~
a.cc:6:8: error: 's' was not declared in this scope
    6 |   cin>>s;
      |        ^
a.cc:10:16: error: expected '}' at end of input
   10 |     cout<<"No";
      |                ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
  void main()
{char s;
 cin>>s;
 if(s[3]==s[4] && s[5]==s[6])
   cout<<"yes";
 else
   cout<<"no";
}

Compiler output:
a.cc:3:3: error: '::main' must return 'int'
    3 |   void main()
      |   ^~~~
a.cc: In function 'int main()':
a.cc:6:6: error: invalid types 'char[int]' for array subscript
    6 |  if(s[3]==s[4] && s[5]==s[6])
      |      ^
a.cc:6:12: error: invalid types 'char[int]' for array subscript
    6 |  if(s[3]==s[4] && s[5]==s[6])
      |            ^
a.cc:6:20: error: invalid types 'char[int]' for array subscript
    6 |  if(s[3]==s[4] && s[5]==s[6])
      |                    ^
a.cc:6:26: error: invalid types 'char[int]' for array subscript
    6 |  if(s[3]==s[4] && s[5]==s[6])
      |                          ^
Language: C++

import java.io.*;
import java.util.*;

public class Main {

	public static void main(String[] args) throws Exception {
		
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		
		String s = in.readLine();
		
		System.out.println((s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5)) ? "Yes": "No");
	}
}


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.io.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
    2 | import java.util.*;
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:1: error: expected unqualified-id before 'public'
    4 | public class Main {
      | ^~~~~~
Language: C++

#include <bits/stdc++.h>
#include <stdio.h>
#include <math.h>
#include <cmath>
using namespace std;
#define vsort(vec) sort(vec.begin(), vec.end())
#define vreverse(vec) reverse(vec.begin(), vec.end())
using ll =long long;
using ull =unsigned long long;
const ll INF =1001001001;

//10億7。　　　100000007

//最大公約数
ll gcd(ll a, ll b){
   if (a%b==0){
       return(b);
   }else{
       return(gcd(b,a%b));
   }
}
//最小公倍数
ll lcm(ll a, ll b){
   return a*b/gcd(a,b);
}


int main(){
cout<<fixed<<setprecision(10);
//cin.tie(0); ios::sync_with_stdio(false);


  
string S;
  cin>>S;
  
  if((S[2]==S[3])&&(S[4]==S[5]){
    cout<<"Yes"<<endl;
  }else{
    cout<<"No"<<endl;
  }

  
  
  
}



Compiler output:
a.cc: In function 'int main()':
a.cc:37:32: error: expected ')' before '{' token
   37 |   if((S[2]==S[3])&&(S[4]==S[5]){
      |     ~                          ^
      |                                )
a.cc:46:1: error: expected primary-expression before '}' token
   46 | }
      | ^
Language: C++

int main()
{
    char S[7];
    scanf("%s", S);
    
    if (S[2] == S[3])
        printf("Yes");
    else
        printf("No");
        
    
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'scanf' was not declared in this scope
    4 |     scanf("%s", S);
      |     ^~~~~
a.cc:7:9: error: 'printf' was not declared in this scope
    7 |         printf("Yes");
      |         ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | int main()
a.cc:9:9: error: 'printf' was not declared in this scope
    9 |         printf("No");
      |         ^~~~~~
a.cc:9:9: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'