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

#include<bits/stdc++.h>
#define mp make_pair
#define pr pair<ll,ll>
#define MAX 1000000
using namespace std;
typedef long long int ll;
#define mod 998244353
void sync(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
}

int main(){
	sync();
	ll t;
	t=1;
	string x;
	for(ll testcase=1;testcase<=t;testcase++){
		cin>>x;
		n=x.length();
		if(x[2]==x[3]&&x[4]==x[5])
		cout<<"Yes"<<endl;
		else cout<<"No"<<endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:17: error: 'n' was not declared in this scope
   21 |                 n=x.length();
      |                 ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define bug(x) cerr<<#x<<"="<<x<<endl;




int_fast32_t main(){
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    string s;
    cin>>s;
    if(s[3]==s[4]&&s[5]==s[6])cout<<"Yes"<<endl;
    else cout<<"No"<<endl;

   




}


Compiler output:
a.cc:9:1: error: '::main' must return 'int'
    9 | int_fast32_t main(){
      | ^~~~~~~~~~~~
Language: C++

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

int main() {
    string s;
    cin>>s;
    if(s.size()>=6)
    {
    	if(s[2]==s[3] && s[4]==s[5])
    	{
    		cout<<"Yes"<<endl;
    		
    	}
    	else
    	cout<<"No"<<endl;
    }
    else
    çout<<"No"<<endl;	
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:5: error: '\U000000e7out' was not declared in this scope
   20 |     çout<<"No"<<endl;
      |     ^~~~
Language: Java

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

Compiler output:
Main.java:8: error: ';' expected
			ans = "Yes"
			           ^
1 error
Language: C++

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

Compiler output:
a.cc:3:1: error: 'main' does not name a type
    3 | main{
      | ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  string S;
  cin >> S(6);
  if ((S[3]==S[4])&&(S[5]==S[6]))
    cout << "Yes" << endl;
  else
    cout << "No" << endl;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:11: error: no match for call to '(std::string {aka std::__cxx11::basic_string<char>}) (int)'
    5 |   cin >> S(6);
      |          ~^~~
Language: C++

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

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namepace'
    2 | using namepace std;
      |       ^~~~~~~~
a.cc: In function 'int main()':
a.cc:5:3: error: 'string' was not declared in this scope
    5 |   string str;
      |   ^~~~~~
a.cc:5:3: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/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:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   cin>>str;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:8: error: 'str' was not declared in this scope; did you mean 'std'?
    6 |   cin>>str;
      |        ^~~
      |        std
a.cc:8:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |     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:10:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |     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: C++

/*                        _
                       _oo0oo_
                      o8888888o
                      88" . "88
                      (| -_- |)
                      0\  =  /0
                   ____/`---'\____
                  /  \\|     |//  \
                 / \\||| /:\ |||// \
                / _||||| -:- |||||- \
               |   | \\\ \-/ /// |   |
               | \_|  ''\---/''  |_/ |
               \  .-\__  '-'  ___/-. /
            ____'. .'  /--.--\  `. .'_____
          /"" '<  `.___\_<|>_/___.' >' "" \
         | | :  `- \`.;`\ _ /`;.`/ - ` : | |
         \  \ `_.   \_ __\ /__ _/   .-` /  /
          `-.____`.___ \_____/___.-`___.-'
 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 JENISH MONPARA S.    IIT PATNA    ADITI GOEL IS LOVE
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
// while(scanf("%d",&n)!=EOF)

#pragma GCC optimize ("O3")
#pragma GCC target ("avx")
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#define fio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#include <bits/stdc++.h>
#define ii int64_t
#define lli long long int
#define li long int
#define vi vector<int64_t>
#define mii unordered_map<int64_t,int64_t>
#define nl cout<<"\n"
#define deb(x) cout<<"\nhi"<<x<<"\n"
#define mod 1000000007
ii n,t,i,j,k,l,x,y,z,cnt=0,sum=0,mx=-INFINITY,mn=INFINITY;
bool f,f1,f2;
using namespace std;
int main()
{fio;
    string s;
    cin>>s;
    if(s[2]==s[3]&&s[4]==s[5])cout<<"Yes";
    else
        cout<<"No;"

    
    
    
    
}



Compiler output:
a.cc:40:37: warning: overflow in conversion from 'float' to 'int64_t' {aka 'long int'} changes value from '-Inff' to '-9223372036854775808' [-Woverflow]
   40 | ii n,t,i,j,k,l,x,y,z,cnt=0,sum=0,mx=-INFINITY,mn=INFINITY;
      |                                     ^
a.cc:40:50: warning: overflow in conversion from 'float' to 'int64_t' {aka 'long int'} changes value from '+Inff' to '9223372036854775807' [-Woverflow]
   40 | ii n,t,i,j,k,l,x,y,z,cnt=0,sum=0,mx=-INFINITY,mn=INFINITY;
      |                                                  ^~~~~~~~
a.cc: In function 'int main()':
a.cc:49:20: error: expected ';' before '}' token
   49 |         cout<<"No;"
      |                    ^
      |                    ;
......
   55 | }
      | ~
Language: C++

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

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

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespsace'
    2 | using namespsace std;
      |       ^~~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:9: error: 'string' was not declared in this scope
    6 |         string s;
      |         ^~~~~~
a.cc:6:9: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/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:8:12: error: 's' was not declared in this scope
    8 |         if(s[2]==s[3] && s[4]==s[5])
      |            ^
a.cc:10:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |                 cout<<"Yes";
      |                 ^~~~
      |                 std::cout
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:13:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   13 |                 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: C++

#include <iostream>
#include <cstdio>
#include <vector>
#include <iomanip>
#include <unordered_map>
#include <unordered_set>
#include <algorithm>
#include <map>
#include <set>
#include <cmath>
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:18:59: error: invalid operands of types 'const char [3]' and '<unresolved overloaded function type>' to binary 'operator<<'
   18 |     cout << (s[2] == s[3] && s[4] == s[5]) ? "Yes" : "No" << endl;
      |                                                      ~~~~~^~~~~~~
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class A {

	public static void main(String[] args) throws IOException{
		BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
		
		String str=in.readLine();
		
		boolean equals=str.charAt(2)==str.charAt(3)&&str.charAt(4)==str.charAt(5);
		if(equals) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
		
		

	}

}


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

import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main
{
    public static void main(String[] args)
    {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        Task solver = new Task();
        solver.solve(1, in, out);
        out.close();
    }

    static class Task
    {
        public void solve(int testNumber, Scanner in, PrintWriter out)
        {
            String s = in.next();
            if (s.charAt(2) == s.charAt(3) && s.charAt(4) == s.charAt(5))
            {
                out.print("Yes");
            } else
                out.print("No");
        }

    }
}



Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.io.OutputStream;
      | ^~~~~~
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.io.IOException;
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: 'import' does not name a type
    3 | import java.io.InputStream;
      | ^~~~~~
a.cc:3:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:1: error: 'import' does not name a type
    4 | import java.io.PrintWriter;
      | ^~~~~~
a.cc:4:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:5:1: error: 'import' does not name a type
    5 | import java.util.Scanner;
      | ^~~~~~
a.cc:5:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:11:1: error: expected unqualified-id before 'public'
   11 | public class Main
      | ^~~~~~
Language: Java

package abc160;

import java.util.Scanner;

public class MainA {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        if(s.substring(2,3).equals(s.substring(3,4))
                && s.substring(4,5).equals(s.substring(5,6))){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
}


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

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<long,long> pl;
typedef pair<ll,ll> pll;
typedef vector<long> vl;
typedef vector<bool> vb;
typedef vector<ll> vll;
typedef vector<vl> vvl;
typedef vector<vb> vvb;
typedef vector<vll> vvll;
typedef vector<pll> vpll;
typedef vector<string> vs;

#define FOR(i,a,b) for(long long i=a;i<b;++i)
#define REV(i,a,b) for(long long i=a;i>=b;i--)
#define F first
#define S second
#define pb push_back
#define mp make_pair
#define all(v) v.begin(),v.end()
#define tc ll t;cin>>t;while(t--)
#define io ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define coutv(v) for(auto it: (v))cout<<it<<" ";newl;
#define cout2d(v) for(auto it: (v)) {for(auto j:it) cout<<j<<" ";newl;}
#define cinv(v,n) vll (v)(n);FOR(i,0,(n)){cin>>v[i];}
#define cinvg(v,n) (v).resize(n);FOR(i,0,(n)){cin>>v[i];}
#define cin2d(v,n,m) vvll (v)(n,vll(m,0));FOR(i,0,n){FOR(j,0,m){cin>>v[i][j];}}
#define cin2dg(v,n,m) (v).resize(n,vll(m));FOR(i,0,n){FOR(j,0,m){cin>>v[i][j];}}
#define newl cout<<"\n"
#define mod 1000000007

int main()
{
	io;
  	string s;
	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:40:22: error: lvalue required as left operand of assignment
   40 |         if(s[2]==s[3]&&s[4]=s[5])
Language: Java

import java.util.*;
import java.io.*;
import java.math.BigDecimal;

public class Main {	
	public static void main(String[] args) {
		FastScanner fs = new FastScanner();
		int S = fs.next();

		if(S.charAt(2)==S.charAt(3)&&S.charAt(4)==S.charAt(5))
		System.out.println("Yes");
		else
		System.out.println("No");
		
 
	}
	
	static class FastScanner {
		BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
		StringTokenizer st=new StringTokenizer("");

		public String next() {
			while (!st.hasMoreElements())
				try {
					st=new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			return st.nextToken();
		}

		public int nextInt() {
			return Integer.parseInt(next());
		}

		public long nextLong() {
			return Long.parseLong(next());
		}

		public int[] readArray(int n) {
			int[] a=new int[n];
			for (int i=0; i<n; i++) {
				a[i]=nextInt();
			}
			return a;
		}

		public double nextDouble() {
			return Double.parseDouble(next());
		}

	}
	
}


Compiler output:
Main.java:8: error: incompatible types: String cannot be converted to int
		int S = fs.next();
		               ^
Main.java:10: error: int cannot be dereferenced
		if(S.charAt(2)==S.charAt(3)&&S.charAt(4)==S.charAt(5))
		    ^
Main.java:10: error: int cannot be dereferenced
		if(S.charAt(2)==S.charAt(3)&&S.charAt(4)==S.charAt(5))
		                 ^
Main.java:10: error: int cannot be dereferenced
		if(S.charAt(2)==S.charAt(3)&&S.charAt(4)==S.charAt(5))
		                              ^
Main.java:10: error: int cannot be dereferenced
		if(S.charAt(2)==S.charAt(3)&&S.charAt(4)==S.charAt(5))
		                                           ^
5 errors
Language: C++


#include<bits/stdc++.h>
using namespace std;
/**
********************************************************************
******************* Author:Bisnu sarkar ****************************
********************************************************************
**/
#define ull            unsigned long long
#define ll             long long
#define vi             vector<int>
#define pb             push_back
#define mp             make_pair
#define pii            pair<int,int>
#define vit            vector<int> :: iterator
#define sit            set<int> :: iterator
#define vrit           vector<int> :: reverse iterator
#define ff             first
#define ss             second
#define endl           '\n';
#define what_is(x)     cerr << #x << " is " << x << endl;
///*....Debugger....*/
#define error(args...) {vector <string> _v = split(#args, ','); err(_v.begin(), args); cout << endl;}
vector <string> split(const string &s, char c) {
    vector <string> v;
    stringstream ss(s); string x;
    while (getline(ss, x, c)) v.emplace_back(x);
    return move(v);
}
void err(vector <string> :: iterator it) {}
template <typename T, typename... Args>
void err(vector <string> :: iterator it, T a, Args... args) {
    cout << it -> substr((*it)[0] == ' ', it -> length()) << " = " << a << ", ";
    err(++it, args...);
}
 
int ini(){int x; scanf("%d",&x);return x;}
long long inl(){ long long x;scanf("%lld",&x); return x;}
double ind(){double x; scanf("%lf",&x);return x;}
#define Iin ini();
#define Lin inl();
#define Din ind();

int set_1(int n,int pos){return n = (n | (1<<pos));}
int reset_0(int n,int pos){return n= n & ~(1<<pos);}
bool check_bit(int n,int pos){return n = n & (1<<pos);}

int dx[8]= {1,0,-1,0,-1,-1,1,1};
int dy[8]= {0,1,0,-1,-1,1,-1,1};
const int N = (int) 1e6 + 5;
const int M = (int) 1e9 + 7;
const double pi=2* acos(0.0);
const double eps=1e-9;

int a[N];

int main()
{
    ios_base::sync_with_stdio(false); 
    cin.tie(NULL);  
    int t=1,te=0;
  //  cin>>t;
    while(t--){
      string s;
      cin>>s;

      if(s[2]==s[3] ans s[4]==s[5]){
        printf("Yes\n");
      }
      else{
        printf("No\n");
      }

        //printf("Case %d: ",++te);
    }
    return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:67:20: error: expected ')' before 'ans'
   67 |       if(s[2]==s[3] ans s[4]==s[5]){
      |         ~          ^~~~
      |                    )
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main()
{
    cin.getline(s,7);
    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:7:17: error: 's' was not declared in this scope
    7 |     cin.getline(s,7);
      |                 ^
Language: C++

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

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

}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:17: error: invalid types 'int[int]' for array subscript
   10 | cout << (s[2]==2[3] && s[4] == s[5]) ? "Yes" : "No"
      |                 ^
Language: C++

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

int main(){

  string s;
  cin >> s;
  if (s[3] == s[4] && s[5] == s[6]) cout << "Yes"
    else cout << "No";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:50: error: expected ';' before 'else'
    9 |   if (s[3] == s[4] && s[5] == s[6]) cout << "Yes"
      |                                                  ^
      |                                                  ;
   10 |     else cout << "No";
      |     ~~~~
Language: C++

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

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: In function 'int main()':
a.cc:10:41: error: invalid operands of types 'const char [4]' and '<unresolved overloaded function type>' to binary 'operator<<'
   10 |     if(s[2]==s[3]&&s[4]==s[5])cout<"Yes"<<endl;
      |                                    ~~~~~^~~~~~
Language: C++

#include<bits/stdc++.h>
#include<queue>
#include<stack>
#include<map>
#include<set>
#include<iostream>
#define ios   ios_base::sync_with_stdio(false);  cin.tie(0);    cout.tie(0);
typedef long long int ll;
typedef long double  ld;
using namespace std;
const int M=1e9+7;
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:15:17: error: expected ')' before ']' token
   15 |    if(s[2]==s[3]] && s[4]==s[5])
      |      ~          ^
      |                 )
a.cc:15:17: error: expected primary-expression before ']' token
Language: C++

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
int main()
{
string s;
cin>>s;
ll f=0;
if(s.length()==6)
{
    if((s[2]==s[3])&&(s[4]==s[5]))
        f=1;
    
}
if(f==1)
    cout<<"Yes";
else
    cout<<"No;
    return 0;
}


Compiler output:
a.cc:19:11: warning: missing terminating " character
   19 |     cout<<"No;
      |           ^
a.cc:19:11: error: missing terminating " character
   19 |     cout<<"No;
      |           ^~~~
a.cc: In function 'int main()':
a.cc:20:5: error: expected primary-expression before 'return'
   20 |     return 0;
      |     ^~~~~~
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:10:20: error: expected ';' before '}' token
   10 |         cout<<"Yes"
      |                    ^
      |                    ;
   11 |     }
      |     ~               
a.cc:13:11: error: expected primary-expression before '<' token
   13 |     cout<<<"No";
      |           ^
Language: C++

#include <bits/stdc++.h>

using namespace std;
#define sd(x) scanf("%d", &x);
#define sdl(x) scanf("%lld", &x);
#define pr(x) printf("%d\n", x);
#define prl(x) printf("%lld\n", x);

long long int mod = 1000000007;

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

long long fast_exp(long long a, long long n, long long mod1)
{

    if (n == 0)
        return 1;
    else if (n == 1)
        return a;
    if (n % 2 == 0)
        return fast_exp((a * a) % mod1, n / 2, mod1);
    else
        return (a * fast_exp((a * a) % mod1, n / 2, mod1)) % mod1;
}
bool is_square(long long a)
{
    long long int b = sqrt(a);
    if (b * b == a)
        return true;
    else
        return false;
}
long long n_fact[1000001];
void calc_fact(int n) // calculates the factorial % mod and stores in n_fact upto n
{
    n_fact[0] = 1;
    for (int c(1); c <= n; c++)
        n_fact[c] = (c * n_fact[c - 1]) % mod;
    return;
}
long long calc_inverse_mod(long long x, long long mod)
{
    return fast_exp(x, mod - 2, mod);
}
bool n_primes[100001] = {false};
void calc_primes(int n)
{
    for (int c(2); c <= 100000; c++)
    {
        if (n_primes[c] == true)
            continue;
        for (int c1(c + c); c1 <= 100000; c1 = c1 + c)
            n_primes[c1] = true;
    }
    return;
}
bool is_palindrome(string a)
{
    string b = a;
    reverse(b.begin(), b.end());
    if (b == a)
        return true;
    else
        return false;
}


double dp[100000];
int done[100000];
unordered_map<int,vector<int>>graph;

void dfs(int i,int prev)
{
   
    if (done[i]!=0)
        return;
    double e=0;
    done[i]=1;
    int siz=0;
    for (int c=0;c<graph[i].size();c++)
        {
            if (graph[i][c]==prev)
                continue;
            dfs(graph[i][c],i);
            e+=1+dp[graph[i][c]];
            siz++;
        }
      
      
        dp[i]=e/max(1,siz);
    return ;

}
int main()
{

    ios_base::sync_with_stdio(false);
    int t;
    t = 1;

    for (int tt = 0; tt < t; tt++)
    {
       string a;
       cin >> a;
       if (a[2]==a[3]&& <a[4]==a[5])
        cout << "Yes" << endl;
        
        else cout << "No" << endl;
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:113:25: error: expected primary-expression before '<' token
  113 |        if (a[2]==a[3]&& <a[4]==a[5])
      |                         ^
Language: Java

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.*;
public class atco160a
{
	static void merge(int arr[], int l, int m, int r) 
    { 
        int n1 = m - l + 1; 
        int n2 = r - m; 
        int L[] = new int [n1]; 
        int R[] = new int [n2]; 
        for (int i=0; i<n1; ++i) 
            L[i] = arr[l + i]; 
        for (int j=0; j<n2; ++j) 
            R[j] = arr[m + 1+ j]; 
        int i = 0, j = 0; 
        int k = l; 
        while (i < n1 && j < n2) 
        { 
            if (L[i] <= R[j]) 
            { 
                arr[k] = L[i]; 
                i++; 
            } 
            else
            { 
                arr[k] = R[j]; 
                j++; 
            } 
            k++; 
        } 
        while (i < n1) 
        { 
            arr[k] = L[i]; 
            i++; 
            k++; 
        } 
        while (j < n2) 
        { 
            arr[k] = R[j]; 
            j++; 
            k++; 
        } 
    } 
    static void sort(int arr[], int l, int r) 
    { 
        if (l < r) 
        { 
            int m = (l+r)/2; 
            sort(arr, l, m); 
            sort(arr , m+1, r); 
            merge(arr, l, m, r); 
        } 
    } 
    static int gcd(int a, int b) 
    { 
      if (b == 0) 
        return a; 
      return gcd(b, a % b);  
    } 
    static long power(long n,long m)
    {
    	if(m==0)
    		return 1;
    	long ans=1;
    	while(m>0)
    	{
    		ans=ans*n;
    		m--;
    	}
    	return ans;
    }
    static int binarySearch(int arr[], int x) 
    { 
        int l = 0, r = arr.length - 1; 
        while (l <= r) { 
            int m = l + (r - l) / 2; 
            if (arr[m] == x) 
                return m; 
            if (arr[m] < x) 
                l = m + 1; 
            else
                r = m - 1; 
        } 
        return -1; 
    } 
	public static void main(String args[])throws Exception
	{
		BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
			String s=br.readLine();
			if(s.charAt(3)==s.charAt(2)&&s.charAt(4)==s.charAt(5))
				System.out.println("Yes");
			else
				System.out.println("No");
	}
}


Compiler output:
Main.java:4: error: class atco160a is public, should be declared in a file named atco160a.java
public class atco160a
       ^
1 error
Language: C++

#include<list>
#include<map>
#include<numeric>
#define REP(i,m,n) for(int i=(int)(m);i<(int)(n);i++)
#define rep(i,n) REP(i,0,n)
#define ll long long

using namespace std;

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: In function 'int main()':
a.cc:11:9: error: 'string' was not declared in this scope
   11 |         string s;
      |         ^~~~~~
a.cc:4:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
    3 | #include<numeric>
  +++ |+#include <string>
    4 | #define REP(i,m,n) for(int i=(int)(m);i<(int)(n);i++)
a.cc:12:9: error: 'cin' was not declared in this scope
   12 |         cin >> s;
      |         ^~~
a.cc:4:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    3 | #include<numeric>
  +++ |+#include <iostream>
    4 | #define REP(i,m,n) for(int i=(int)(m);i<(int)(n);i++)
a.cc:12:16: error: 's' was not declared in this scope
   12 |         cin >> s;
      |                ^
a.cc:14:17: error: 'cout' was not declared in this scope
   14 |                 cout << "Yes" << endl;
      |                 ^~~~
a.cc:14:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:14:34: error: 'endl' was not declared in this scope
   14 |                 cout << "Yes" << endl;
      |                                  ^~~~
a.cc:4:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    3 | #include<numeric>
  +++ |+#include <ostream>
    4 | #define REP(i,m,n) for(int i=(int)(m);i<(int)(n);i++)
a.cc:16:14: error: 'cout' was not declared in this scope
   16 |         else cout << "No" << endl;
      |              ^~~~
a.cc:16:14: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:16:30: error: 'endl' was not declared in this scope
   16 |         else cout << "No" << endl;
      |                              ^~~~
a.cc:16:30: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
Language: Java

import java.util.*;
public 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:7: error: ')' expected
        if(s.charAt(2)==s.charAt(3) && s.charAt(4)==s.charAt(5){System.out.println("Yes");}
                                                               ^
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define IOS ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
 
ll mod = 1e9+7;
ll INF = 1e17;
/*ll gcd(ll a,ll b)
{
    if(a==0)
    return(b);
    return(gcd(b%a,a));
}*/
/*ll power(ll a,ll b,ll p)
{
	ll res=1;
	a%=p;
	while(b>0)
	{
		if(b&1)
		res=res*a%p;
		a=a*a%p;
		b>>=1;
	}
	return(res);
}*/
/*void dfs(ll x)
{
	vis[x]=true;
	for(ll i=0;i<v[x].size();i++)
	{
		if(vis[v[x][i]]==false)
		dfs(v[x][i]);
	}
}*/
/*ll b_search(ll arr[],ll n,ll s)
{
	ll l=0,r=n-1;
	while(l<=r)
	{
		ll mid=l+(r-l)/2;
		if(arr[mid]==s)
		return(mid);
		if(arr[mid]<s)
		l=mid+1;
		else
		r=mid-1;
	}
	return(-1);
}*/
void solve()
{
	string s;
	cin>>s;
	if((s[2]==s[3]) && (s[4]==s[4]))
	cout<<"Yes";
	else
	cout<<"No";a
}
int main()
{
	IOS
	ll t=1;
	//cin>>t;
	while(t--)
	{
		solve();
	}
    return(0);
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:58:20: error: 'a' was not declared in this scope
   58 |         cout<<"No";a
      |                    ^
Language: C++

#include"bits/stdc++.h"
using namespace std;
typedef unsigned long long ll;


using Graph = vector<vector<int>>;//グラフ型
void dfs(const Graph& G, int v/*根*/, vector<bool>& seen) {
	seen[v] = true;  //vを訪問済にする
	for (auto next_v : G[v]) { //訪問済にしたvとつながっている場所を順番に探す
		if (seen[next_v]) continue; //もし探索済みならスルー
		dfs(G, next_v, seen); //再帰的に探索
	}
}

void bfs(const Graph& G, queue<int>& que/*発見したが訪問はしていない*/, vector<int>& dist/*開始地点からの距離*/) {
	
	while (!que.empty()) {
		int v = que.front();//queのうち先頭のものからスタート
		que.pop();//先頭を削除

		for (int nv : G[v]) {//vとつながっている点を列挙
			if (dist[nv] != -1) continue;//発見済(=距離が格納されている)であればスルー
			dist[nv] = dist[v] + 1;//vとつながっている点に距離の情報を追加
			que.push(nv);//vとつながっている点を発見済にする
		}
	}
}

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

/*
2 1  1
3 3  2
4 6  3
5 10 4

*/

Compiler output:
a.cc: In function 'int main()':
a.cc:36:27: error: expected ';' before '}' token
   36 |                 cout<<"No"
      |                           ^
      |                           ;
   37 |         }
      |         ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    String s;
    cin>>s;
    if(s[2]==s[3] && s[5]==s[6])
        cout<<"Yes"<<endl;
    else
        cout<<"No"<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'String' was not declared in this scope
    4 |     String s;
      |     ^~~~~~
a.cc:5:10: error: 's' was not declared in this scope
    5 |     cin>>s;
      |          ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define ll long long
#define vi vector<int>
#define vl vector<ll>
#define pb push_back
#define pi pair<int,int>
#define pl pair<ll,ll>
#define vpi vector<pi>
#define vpl vector<pl>
#define umi unordered_map<int,int>
#define uml unordered_map<ll,ll>
#define mp make_pair
#define F first
#define S second
#define mod 1000000007
#define inf 1000000000000000
#define md 998244353
#define endl "\n"

ll prime[1000000];

void sieve()
{
	prime[0]=0;
	prime[1]=0;
	for(int i=2;i<1000000;i++)
		prime[i]=1;

	for(int i=2;i*i<1000000;i++)
		if(prime[i]==1)
			for(int j=i*i;j<1000000;j+=i)
				prime[j]=0;
}

bool isPrime(ll n) 
{ 
    if (n <= 1) 
        return false; 
    for (ll i = 2; i <= floor(sqrt(n)); i++) 
        if (n % i == 0) 
            return false; 
  
    return true; 
}

ll gcd(ll a, ll b)
{ 
	return !b ? a : gcd(b, a % b); 
}
ll lcm(ll a, ll b)
{ 
	return (a / gcd(a, b)) * b; 
}
ll fastExponentiation(ll n, ll x, ll modulo) 
{
	ll res = 1;
	while(x > 0) 
       {
          if(x & 1)
          res = (res*n) % modulo; 
          x = x >> 1;
          n = (n * n) % modulo;
       }
       return res; 
}


ll power(ll n , ll p ){
	if(p==0)
	   return 1;
 
	 ll res = power((n*n)%mod,p/2);
	 if(p%2==1)
	   res = (n*res)%mod;
 
	   	 return res;
}


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


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

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

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



}

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++

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


#define  SZ(items) (int)items.size()
#define  CLR(a)  memset(a,0,sizeof(a))
#define  SET(a)  memset(a,-1,sizeof(a))
#define  el "\n";

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



template <class T> inline T biton(T n, T pos)
{
    return n | ((T)1 << pos);
}
template <class T> inline T bitoff(T n, T pos)
{
    return n & ~((T)1 << pos);
}
template <class T> inline T ison(T n, T pos)
{
    return (bool)(n & ((T)1 << pos));
}
template <class T> inline T gcd(T a, T b)
{
    while (b)
    {
        a = a % b;
        swap(a, b);
    }
    return a;
}
template <class T> inline T bigmod(T p, T e, T m)
{
    T ret = 1;
    for (; e > 0; e >>= 1)
    {
        if (e & 1)
            ret = (ret * p) % m;
        p = (p * p) % m;
    }
    return (T)ret;
};



#ifdef DEBUG
#define debug(...) __f(#__VA_ARGS__, __VA_ARGS__)
template < typename Arg1 >
void __f(const char* name, Arg1&& arg1)
{
    cerr << name << " is " << arg1 << std::endl;
}
template < typename Arg1, typename... Args>
void __f(const char* names, Arg1&& arg1, Args&&... args)
{
    const char* comma = strchr(names + 1, ',');
    cerr.write(names, comma - names) << " is " << arg1 << " | ";
    __f(comma + 1, args...);
}
#else
#define debug(...)
#endif


void solve()
{
    string str;
    cin>>str;
    
    cout<<(str[2]==str[3] && str[4]==str[5])?"Yes":"No"<<endl;

}

int main()
{
    ios_base::sync_with_stdio(false);
    cout.setf(ios::fixed);
    cout.precision(10);
    cout.tie(nullptr);
    cin.tie(nullptr);

    int t = 1;

    while (t--)
    {
        solve();
    }

    return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:74:56: error: invalid operands of types 'const char [3]' and '<unresolved overloaded function type>' to binary 'operator<<'
   74 |     cout<<(str[2]==str[3] && str[4]==str[5])?"Yes":"No"<<endl;
      |                                                    ~~~~^~~~~~
Language: C++

/*<----------------------------------------------------------------------->

<-------------------------------------------------------------------------->
            _           __                _      _____ _____ _____ 
  ___ _   _| |__   ___ / _|_ __ ___  __ _| | __ |___  |___  |___  |
 / __| | | | '_ \ / _ \ |_| '__/ _ \/ _` | |/ /    / /   / /   / / 
| (__| |_| | |_) |  __/  _| | |  __/ (_| |   <    / /   / /   / /  
 \___|\__,_|_.__/ \___|_| |_|  \___|\__,_|_|\_\  /_/   /_/   /_/   

*/
#include<bits/stdc++.h>
using namespace std;
typedef long long ll ;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef vector<ll> vi;
typedef vector<pll> vpll;
typedef unordered_map <ll,ll> umap ; 
//#pragma GCC optimize "trapv"
#define loop(i,a,b) for(ll i=a ;i<b;i++)
#define For(i,n) for(int i=0;i<(ll)n;i++)
#define Rev(i,n) for(int i=n-1;i>=0;i--)
#define Rep(i,n) for(int i=1;i<=n;++i)
#define F first
#define S second
#define pb push_back
#define em emplace_back
#define all(v) (v).begin(),(v).end()
#define mems(x, y) memset(x, y, sizeof(x))
#define sz(v) (v).size()
#define mp(a,b) make_pair(a,b)
#define pf(n) cout<<n<<"\n"
#define pff(n) cout << n << " " ; 
long const M=1e9+7;
const long mxN =1e5+2 ;
const long mxNN =1e6+2 ;
void solve(){
    string s ; cin >> s ;
    if(s[3]==s[2] && s[5]==s[4]){
        pf("Yes") ;
        return ;
    }
    
    pf("No")
    
    
    
    
    
    
}
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    solve() ;
    //ll t ; cin >> t ; while(t--)solve();
	return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:51:1: error: expected ';' before '}' token
   51 | }
      | ^
Language: C++

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


Compiler output:
a.cc:10:18: warning: missing terminating " character
   10 |         cout<<Yes";
      |                  ^
a.cc:10:18: error: missing terminating " character
   10 |         cout<<Yes";
      |                  ^~
a.cc: In function 'int main()':
a.cc:10:15: error: 'Yes' was not declared in this scope
   10 |         cout<<Yes";
      |               ^~~
Language: C++

// AtCoder.cpp : このファイルには 'main' 関数が含まれています。プログラム実行の開始と終了がそこで行われます。
//

// AtCoder.cpp : このファイルには 'main' 関数が含まれています。プログラム実行の開始と終了がそこで行われます。
//


#define _USE_MATH_DEFINES
#include<math.h>

//#include<cmath>

#include<deque>
#include<queue>
#include<vector>
#include<algorithm>
#include<iostream>
#include<set>
#include<cmath>
#include<tuple>
#include<string>
#include<chrono>
#include<functional>
#include<iterator>
#include<random>
#include<unordered_set>
#include<array>
#include<map>
#include<iomanip>
#include<assert.h>
#include<bitset>
#include<stack>
#include<memory>



//#include "Ants.h"
using namespace std;
typedef long long ll;
#define rad_to_deg(rad) (((rad)/2/M_PI)*360)
#define EPS (1e-7)
#define INF (1e9)
#define PI (acos(-1))
#define rep(i,n) for(int i=0;i<n;i++)
#define show(s) cout<<s<<endl
#define chmin(x,y) x=min(x,y)
#define chmax(x,y) x=max(x,y)
#define LINF (1000000000000000000ll)
typedef pair < int, int> P;
ll gcd(ll a, ll b) {//最大公約数を求める///最大公倍数a*b/gcd(a,b)
	if (b == 0) return a;
	return gcd(b, a % b);
}
ll lcd(ll a, ll b) {//最小公倍数を求める　b=0のときaを返す
	if (b == 0) return a;
	return (a / gcd(a, b)) * b;
}
vector<int> divnum(ll num) {
	int dig;
	vector<int>p;
	while (num) {
		dig = num % 10;
		p.push_back(dig);
		num /= 10;
	}
	return p;
}
int digiter(ll num) {
	int dig;
	vector<int>p;
	while (num) {
		dig = num % 10;
		p.push_back(dig);
		num /= 10;
	}
	return p.size();
}
vector<int> convert(string s) {
	vector<int> d;
	ll n = s.size();
	rep(i, n) {
		d.push_back(s[i] - '0');
	}
	return d;
}

string S;
int main()
{
	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:91:26: error: lvalue required as left operand of assignment
   91 |         if (S[2] == S[3] && S[4] = S[5])cout << "Yes" << endl;
Language: C++

#include <bits/stdc++.h>
#define rep(i,a,b) for(int i=a;i<=b;i++)
#define per(i,a,b) for(int i=a;i>=b;i--)
#define rusha scanf("%d",&n);rep(i,1,n)scanf("%d",&a[i]);
#define rushb scanf("%d",&t);while(t--)
#define debug(x) cout<<"LBWNB    "<<x<<"---\n"
#define pb push_back
#define pii pair<int,int>
#define fi first
#define se second
#define mp make_pair
#define p() puts("")
#define mem(a,b) memset(a,b,sizeof a)
#define all(x) (x.begin(),x.end())
#define judgef printf("%s\n",f?"Yes":"No")
#define Judgef printf("%s\n",f?"YES":"NO")

using namespace std;
typedef long long ll;
const int mod=998244353;
const int inf=1e9+7;
const int maxn=2e5+10;
char a[maxn];
int main

Compiler output:
a.cc:24:9: error: expected initializer at end of input
   24 | int main
      |         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
int S, string ans="No"; cin >> S;
if(S[2]==S[3]&&S[4]==S[5]){ ans="Yes"; }
cout << ans << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:15: error: expected initializer before 'ans'
    4 | int S, string ans="No"; cin >> S;
      |               ^~~
a.cc:5:5: error: invalid types 'int[int]' for array subscript
    5 | if(S[2]==S[3]&&S[4]==S[5]){ ans="Yes"; }
      |     ^
a.cc:5:11: error: invalid types 'int[int]' for array subscript
    5 | if(S[2]==S[3]&&S[4]==S[5]){ ans="Yes"; }
      |           ^
a.cc:5:17: error: invalid types 'int[int]' for array subscript
    5 | if(S[2]==S[3]&&S[4]==S[5]){ ans="Yes"; }
      |                 ^
a.cc:5:23: error: invalid types 'int[int]' for array subscript
    5 | if(S[2]==S[3]&&S[4]==S[5]){ ans="Yes"; }
      |                       ^
a.cc:5:29: error: 'ans' was not declared in this scope; did you mean 'abs'?
    5 | if(S[2]==S[3]&&S[4]==S[5]){ ans="Yes"; }
      |                             ^~~
      |                             abs
a.cc:6:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
    6 | cout << ans << "\n";
      |         ^~~
      |         abs
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:9:14: error: 'a' was not declared in this scope
    9 |     if(s[2]==a[3] && s[4]==s[5])cout<<"Yes"<<endl;
      |              ^
Language: C++

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

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


Compiler output:
a.cc: In function 'int main()':
a.cc:12:14: error: expected '}' at end of input
   12 |     return 0;
      |              ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <cstring>
#include <map>
#include <queue>
#include <cmath>
#include <complex> // complex<double> a(1.2 , 2.3);// real(): 1.2, imag()2.3
using namespace std;

#define MOD 1000000007
#define EPS 1e-10
#define ll long long
#define ld long double
#define FOR(i,a,b) for(ll i=(ll)a;i<(ll)b;i++)
#define rep(i,n) FOR(i,0,n)
#define pb push_back
#define mp make_pair
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define rmsame(a) sort(all(a)),a.erase(unique(all(a)), a.end())
#define rmvector(a,b) rep(i,a.size())rep(j,b.size())if(a[i]==b[j]){a.erase(a.begin()+i);i--;break;}
#define first_more_idx(ve, num) upper_bound(all(ve), num)-ve.begin() // idx = first_more_idx(ve,num); if(idx = ve.size()) , then not exist
#define first_lessequal_idx(ve, num) lower_bound(all(ve), num)-ve.begin()
#define pq_pair_tB priority_queue <pair<ll,ll>, vector<pair<ll,ll> > , greater<pair<ll,ll> > >
#define pq_pair_ts priority_queue <pair<ll,ll> > // only sort first param
template<typename X> bool exist(vector<X> vec, X item){return find(all(vec), item)!=vec.end();}
ll gcd(ll a, ll b){if(b==0)return a;return gcd(b,a%b);}
ll lcm(ll a, ll b){return a/gcd(a,b)*b;}
ll power(ll x, ll n){if(n == 0) return 1;return  (n%2)? x*power(x, n-1)%MOD : power(x*x%MOD, n/2);}
ll dx[]={0, 0, -1, 1};
ll dy[]={1, -1, 0, 0};// up,down,left right


int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);

    string inp; cin >> inp;
    if(s[2] == s[3] and s[4] == s[5]) cout << "Yes" << endl;
    else cout << "No" << endl;

    //cout << fixed << setprecision(16) << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:41:8: error: 's' was not declared in this scope
   41 |     if(s[2] == s[3] and s[4] == s[5]) cout << "Yes" << endl;
      |        ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
const int INF = 1e9;
const int MOD = 1e9 + 7;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:11:47: error: expected primary-expression before ')' token
   11 |   if(s.at(2) == s.at(3) && s.at(4) == s.at(5)))
      |                                               ^
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" << endl;
  else cout << "No" << endl;
}

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

#include<bits/stdc++.h>

#define EB emplace_back
#define int long long
#define F first
#define S second
#define N 100005
#define ALL(x) x.begin(),x.end()
#define endl '\n'
#define IOS ios::sync_with_stdio(0); cin.tie(0); cout.tie(0)


using namespace std;


int32_t main()
{
    IOS;

    int tt=1;
    //cin>>tt;
    while(tt--)
    {
        //int n; ci	n>>n; int arr[n]; for(int i = 0; i<n; i++) cin>>arr[i];
		stirng s; cin>>s;
		if(s[2] == s[3] and s[4] == s[5])
		{
			cout<<"Yes";
		}
		else cout<<"No";

		
		cout<<endl;
    }
    return 0;

}


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:25:17: error: 'stirng' was not declared in this scope
   25 |                 stirng s; cin>>s;
      |                 ^~~~~~
a.cc:25:32: error: 's' was not declared in this scope
   25 |                 stirng s; cin>>s;
      |                                ^
Language: C++

I=lambda:list(map(int,input().split()))
s=list(input())
if s[2]==s[4] or s[2]==s[5] or s[3]==s[4] or s[5]:
    print("Yes")
else:
    print('No')

Compiler output:
a.cc:6:11: warning: multi-character character constant [-Wmultichar]
    6 |     print('No')
      |           ^~~~
a.cc:1:1: error: 'I' does not name a type
    1 | I=lambda:list(map(int,input().split()))
      | ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define x first
#define y second
#define mp make_pair
#define pb push_back

typedef long long ll;

const ll MOD = 1e9+7;
const ll INF = 1e9+5;

int a, b, c, d, e, n, m, k;
string s, t, r;
char c1, c2, c3;

int A[200005];
int B[200005];
int C[200005];

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

Compiler output:
a.cc: In function 'int main()':
a.cc:25:33: error: expected ')' before '[' token
   25 |         if (s[2]==s[3] and and s[4]==s[5]) {
      |            ~                    ^
      |                                 )
a.cc:25:32: error: label 's' used but not defined
   25 |         if (s[2]==s[3] and and s[4]==s[5]) {
      |                                ^
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
typedef long long ll;
const int INT_INF = 2147483647;
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
typedef pair<int,int> P;

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


Compiler output:
a.cc: In function 'int main()':
a.cc:14:29: error: 'g' was not declared in this scope
   14 |   else cout << "No" << endl;g
      |                             ^