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

#include<stdio.h>
int main()
  {
  int i,a[6];
  for(i=0;i<=5;i++)
    {
    scanf("%s",&a[i]);
    }
  for(i=2;i<=2;i++)
    {
    b=a[i];
    }
  for(i=3;i<=3;i++)
    {
    c=a[i];
    }
  for(i=4;i<=4;i++)
    {
    d=a[i];
    }
  for(i=5;i<=5;i++)
    {
    e=a[i];
    }
  if(b==c && d==e)printf("Yes\n");
  else printf("No\n"); }

Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'b' was not declared in this scope
   11 |     b=a[i];
      |     ^
a.cc:15:5: error: 'c' was not declared in this scope
   15 |     c=a[i];
      |     ^
a.cc:19:5: error: 'd' was not declared in this scope
   19 |     d=a[i];
      |     ^
a.cc:23:5: error: 'e' was not declared in this scope
   23 |     e=a[i];
      |     ^
a.cc:25:6: error: 'b' was not declared in this scope
   25 |   if(b==c && d==e)printf("Yes\n");
      |      ^
a.cc:25:9: error: 'c' was not declared in this scope
   25 |   if(b==c && d==e)printf("Yes\n");
      |         ^
a.cc:25:14: error: 'd' was not declared in this scope
   25 |   if(b==c && d==e)printf("Yes\n");
      |              ^
a.cc:25:17: error: 'e' was not declared in this scope
   25 |   if(b==c && d==e)printf("Yes\n");
      |                 ^
Language: C++

#include<iostream>

using namespace std;
int main(){
  	int x,y,z;
  	int i,j,k;
	cin >> x;
	int happy = 0;
	if(x >= 500){
		y = x / 500;
		for(i = 0, i < y, ++i){
			happy = happy + 1000;
		}
		z = y / 5;	
		for(j =0, j<z, ++j){
			happy = happy + 5;
		}
		cout << happy << endl;
	}else if(x >= 5 && x < 500){
		z = y / 5;	
		for(k = 0, k < z, ++k){
			happy = happy + 5;
		}
		cout << happy << endl;
	}else{
		cout << 0 <<endl;
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:38: error: expected ';' before ')' token
   11 |                 for(i = 0, i < y, ++i){
      |                                      ^
      |                                      ;
a.cc:15:17: error: expected primary-expression before 'for'
   15 |                 for(j =0, j<z, ++j){
      |                 ^~~
a.cc:14:32: error: expected ')' before 'for'
   14 |                 z = y / 5;
      |                           ^     
      |                                )
   15 |                 for(j =0, j<z, ++j){
      |                 ~~~        
a.cc:11:20: note: to match this '('
   11 |                 for(i = 0, i < y, ++i){
      |                    ^
a.cc:15:35: error: expected ';' before ')' token
   15 |                 for(j =0, j<z, ++j){
      |                                   ^
      |                                   ;
a.cc:19:9: error: expected primary-expression before '}' token
   19 |         }else if(x >= 5 && x < 500){
      |         ^
a.cc:18:39: error: expected ')' before '}' token
   18 |                 cout << happy << endl;
      |                                       ^
      |                                       )
   19 |         }else if(x >= 5 && x < 500){
      |         ~                              
a.cc:15:20: note: to match this '('
   15 |                 for(j =0, j<z, ++j){
      |                    ^
a.cc:19:9: error: expected primary-expression before '}' token
   19 |         }else if(x >= 5 && x < 500){
      |         ^
a.cc:21:38: error: expected ';' before ')' token
   21 |                 for(k = 0, k < z, ++k){
      |                                      ^
      |                                      ;
a.cc:25:9: error: expected primary-expression before '}' token
   25 |         }else{
      |         ^
a.cc:24:39: error: expected ')' before '}' token
   24 |                 cout << happy << endl;
      |                                       ^
      |                                       )
   25 |         }else{
      |         ~                              
a.cc:21:20: note: to match this '('
   21 |                 for(k = 0, k < z, ++k){
      |                    ^
a.cc:25:9: error: expected primary-expression before '}' token
   25 |         }else{
      |         ^
Language: Java

String S = "Coffee";
				String str2 = S.substring(3, 6);
				String str3 = str2.substring(1, 1);
				String str4 = str2.substring(2, 2);
				String str5 = str2.substring(3, 3);
				String str6 = str2.substring(4, 4);
 
				if(str3==str4) {
				  System.out.print("No");
					if(str5==str6) {
				      System.out.print("Yes");
				    }
				}
 
	}
 

Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
String S = "Coffee";
^
  (use --enable-preview to enable unnamed classes)
Main.java:8: error: class, interface, enum, or record expected
				if(str3==str4) {
				^
Main.java:10: error: class, interface, enum, or record expected
					if(str5==str6) {
					^
Main.java:12: error: class, interface, enum, or record expected
				    }
				    ^
4 errors
Language: Java

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


        coffee = scan.nextLine();

        if(coffee.length() == 6 && method(coffee)) {
            if(coffee.charAt(2) == coffee.charAt(3) &&
               coffee.charAt(4) == coffee.charAt(5)) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        } else {
            System.out.println("No");
        }
    }

    public static boolean method(String s) {
        char[] alpha = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'};

        a:
        for(int i = 0; i < s.length(); i++) {
            for(int j = 0; j < alpha.length; j++) {
                if(s.charAt(i) == alpha[j]) {
                    continue a;
                }
            }
            return false;
        }

        return true;
    }
}

Compiler output:
Main.java:4: error: cannot find symbol
        Scanner scan = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
        Scanner scan = new Scanner(System.in);
                           ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

#include<iostream>
#include<cstdio> 
//#include<vector>
//#include<string>
#include<cstring>
#include<map>
#include<algorithm> 
#define max(a,b) (a>b?a:b)
#define min(a,b) (a>b?b:a)
#define  endl '\n'
#define all(s) s.begin(),s.end()
#define lowbit(x) (x&-x)
#define fi first
#define se second 
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
const int inf=0x3f3f3f3f; 
const int N=2e3+10;
bool vis[N];
vector<int>g[N];
map<pii,int>p;
int beg;
void dfs(int nowp,int len)
{
	
	pii on=mp(beg,nowp);
	if(p[on]==0) p[on]=len;
	else p[on]=min(p[on],len);

	for(auto x:g[nowp]){
		if(vis[x]==0){
			vis[x]=1;
			dfs(x,len+1);
			vis[x]=0;
		}
	}
}
int main()
{
	ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
	int n,m,q,k,len,x,y;
	int a[N];
	cin>>n>>x>>y;
	for(int i=1;i<n;i++){
		g[i].pb(i+1);
		g[i+1].pb(i);
	}
	g[x].pb(y);
	g[y].pb(x);
	for(int i=1;i<n;i++){
		beg=i;
		dfs(beg,0);
	}
	int ans[N]={0};
	for(int i=1;i<=n;i++){
		for(int j=i+1;j<=n;j++){
			ans[p[mp(i,j)]]++;
		}
	}
//	for(auto x:p){
//		ans[x.se]++;
//	}
	for(int i=1;i<n;i++) cout<<ans[i]<<' ';
}

Compiler output:
a.cc:23:1: error: 'vector' does not name a type
   23 | vector<int>g[N];
      | ^~~~~~
a.cc: In function 'void dfs(int, int)':
a.cc:33:20: error: 'g' was not declared in this scope
   33 |         for(auto x:g[nowp]){
      |                    ^
a.cc: In function 'int main()':
a.cc:49:17: error: 'g' was not declared in this scope
   49 |                 g[i].pb(i+1);
      |                 ^
a.cc:52:9: error: 'g' was not declared in this scope
   52 |         g[x].pb(y);
      |         ^
Language: Java

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


        coffee = scan.nextLine();

        if(coffee.length() == 6 && method(coffee)) {
            if(coffee.charAt(2) == coffee.charAt(3) ||
               coffee.charAt(4) == coffee.charAt(5)) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        } else {
            System.out.println("No");
        }
    }

    public static boolean method(String s) {
        char[] alpha = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'};

        a:
        for(int i = 0; i < s.length(); i++) {
            for(int j = 0; j < alpha.length; j++) {
                if(s.charAt(i) == alpha[j]) {
                    continue a;
                }
            }
            return false;
        }

        return true;
    }
}

Compiler output:
Main.java:4: error: cannot find symbol
        Scanner scan = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:4: 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;
string s;
{
  cin>>s;
  if(s[2]==s[3]&&s[4]==s[5])
    	cout<<"Yes";
  else
    	cout<<"No";
  return 0;
}

Compiler output:
a.cc:4:1: error: expected unqualified-id before '{' token
    4 | {
      | ^
Language: C++

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

int main() {
  string s = "sippuu";

  if (s.at(2 == 3 && 4==5)) {
    cout << "yes" << endl;
  } else if !(s.at(2 == 3 && 4 == 5)) {
    cout << "no" << endl;
  }
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: expected '(' before '!' token
    9 |   } else if !(s.at(2 == 3 && 4 == 5)) {
      |             ^
      |             (
Language: C++

/*
   Creator - Glitched
   Yeet!!
*/
#include "bits/stdc++.h"
using namespace std;

#define testcases ll T;cin>>T;while(T--)
#define ll long long
#define loop(i,x,n) for(ll i=x;i<n;i++)
#define loopr(i,x,n) for(ll i=n-1;i>=x;i--)
#define ff first
#define ss second
#define pb push_back
#define elif else if
#define flush cout<<"\n"
#define mod 1E9+7
#define L LONG_MAX
#define fastio ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
const string yes = "Yes", no = "No";

int main()
{	
	vector<char> v(6);

	loop(i,0,6)cin>>v[i];


	bool b = true;

	loop(i,0,6){
		loop(j,i+1,6){


			if(i == 2 && j == 3 ){
				if(a[i] == a[j])
					continue;
				else
					b = false;

			}

			if( i == 4 && j == 5)
				if(a[i] == a[j])
					continue;
				else
					b = false;
				
			if(v[i] == v[j])b = false;
		}
	}

	

	cout<<(b?"Yes":"No");


}

Compiler output:
a.cc: In function 'int main()':
a.cc:36:36: error: 'a' was not declared in this scope
   36 |                                 if(a[i] == a[j])
      |                                    ^
a.cc:44:36: error: 'a' was not declared in this scope
   44 |                                 if(a[i] == a[j])
      |                                    ^
Language: C++

#include<iostream>
#include<string>
 
using namespace std;
 
int main()
{
	char a[50];
	int i,c=0;
	

	gets(a);
	int l=strlen(a);
	if(l==6)

	{
	
	 for(i=0;a[i]!='\0';i++)
	{
	
		if(a[2]==a[3] && a[4]==a[5])
		c=1;
		
	}
	
	 cout<<"no";
}

	 if(c==1)
	  cout<<"yes";
	 else
	  cout<<"no"; 
	return 0;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
   12 |         gets(a);
      |         ^~~~
      |         getw
a.cc:13:15: error: 'strlen' was not declared in this scope
   13 |         int l=strlen(a);
      |               ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include<iostream>
  +++ |+#include <cstring>
    2 | #include<string>
Language: C++

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

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:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:5:10: error: expected primary-expression before 'S'
    5 |   string S;
      |          ^
a.cc:5:10: error: expected '}' before 'S'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:6:3: error: 'cin' does not name a type
    6 |   cin >> S;
      |   ^~~
a.cc:7:3: error: expected unqualified-id before 'if'
    7 |   if (S.at(2) == S.at(3) && S.at(4) == S.at(5)){
      |   ^~
a.cc:10:3: error: expected unqualified-id before 'else'
   10 |   else{
      |   ^~~~
a.cc:13:1: error: expected declaration before '}' token
   13 | }
      | ^
Language: C++

#include<iostream>
#include<string>
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: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:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   cin>>S;
      |   ^~~
      |   std::cin
/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: 'S' was not declared in this scope
    6 |   cin>>S;
      |        ^
a.cc:10:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |     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:13:5: 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<stdio>
#include<string>
 
using namespace std;
 
int main()
{
	char a[50];
	int i,c=0;
	

	gets(a);
	int l=strlen(a);
	if(l==6)

	{
	
	 for(i=0;a[i]!='\0';i++)
	{
	
		if(a[2]==a[3] && a[4]==a[5])
		c=1;
		
	}
	
	 cout<<"no";
}

	 if(c==1)
	  cout<<"yes";
	 else
	  cout<<"no"; 
	return 0;


}

Compiler output:
a.cc:2:9: fatal error: stdio: No such file or directory
    2 | #include<stdio>
      |         ^~~~~~~
compilation terminated.
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:5:19: error: expected ';' before 'if'
    5 |  scanf("%s", &ptr)
      |                   ^
      |                   ;
    6 | if(ptr[2]==ptr[3] && ptr[4]==Tptr[5])
      | ~~                 
a.cc:8:1: error: 'else' without a previous 'if'
    8 | else
      | ^~~~
Language: C++

#include<iostream>
#include<stdio.h>
#include<string.h>
 
using namespace std;
 
int main()
{
	char a[50];
	int i,c=0;
	

	gets(a);
	int l=strlen(a);
	if(l==6)

	{
	
	 for(i=0;a[i]!='\0';i++)
	{
	
		if(a[2]==a[3] && a[4]==a[5])
		c=1;
		
	}
	
	 cout<<"no";
}

	 if(c==1)
	  cout<<"yes";
	 else
	  cout<<"no"; 
	return 0;


}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
   13 |         gets(a);
      |         ^~~~
      |         getw
Language: C++

int main(){
  char bun[6];
  int i;
  
  for( i=0 ; i<6 ; i++ ){
    scanf("%c",&bun[i]);
  }
  
  if(bun[2] == bun[3] && bun[4] == bun[5]){
    printf("yes");
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'scanf' was not declared in this scope
    6 |     scanf("%c",&bun[i]);
      |     ^~~~~
a.cc:10:5: error: 'printf' was not declared in this scope
   10 |     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(){
Language: C++

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

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:10:25: error: 'Yes' was not declared in this scope
   10 |                 cout << Yes << endl;
      |                         ^~~
a.cc:12:33: error: 'No' was not declared in this scope
   12 |                         cout << No << endl;
      |                                 ^~
Language: C++

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

int main() {
  
  vector <string> S();
    if(S.at(3) == S.at(4)&& S.at(5) == S.at(6)){
       cout<<"Yes"<<endl;
    }
       else {
         cout << "No" <<endl;
       }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:20: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
    6 |   vector <string> S();
      |                    ^~
a.cc:7:10: error: request for member 'at' in 'S', which is of non-class type 'std::vector<std::__cxx11::basic_string<char> >()'
    7 |     if(S.at(3) == S.at(4)&& S.at(5) == S.at(6)){
      |          ^~
a.cc:7:21: error: request for member 'at' in 'S', which is of non-class type 'std::vector<std::__cxx11::basic_string<char> >()'
    7 |     if(S.at(3) == S.at(4)&& S.at(5) == S.at(6)){
      |                     ^~
a.cc:7:31: error: request for member 'at' in 'S', which is of non-class type 'std::vector<std::__cxx11::basic_string<char> >()'
    7 |     if(S.at(3) == S.at(4)&& S.at(5) == S.at(6)){
      |                               ^~
a.cc:7:42: error: request for member 'at' in 'S', which is of non-class type 'std::vector<std::__cxx11::basic_string<char> >()'
    7 |     if(S.at(3) == S.at(4)&& S.at(5) == S.at(6)){
      |                                          ^~
Language: C++

#include<stdio.h>
int main()
{
    int i;
    char a[6];
    gets(a);
    for(i=0;a[i]!='/0';i++)
    {
        if(a[2]==a[3]&&a[4]==a[5])
        {
           printf("Yes");
           break;
        }
           else
                printf("No");
           break;
    }
    return 0;
}


Compiler output:
a.cc:7:19: warning: multi-character character constant [-Wmultichar]
    7 |     for(i=0;a[i]!='/0';i++)
      |                   ^~~~
a.cc: In function 'int main()':
a.cc:6:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
    6 |     gets(a);
      |     ^~~~
      |     getw
Language: Java

import java.util.Scanner;
public class Main {
	public static void main(String args[]) {
    	String strBase = "coffee";
      	Scanner scanInputs =  new Scanner(System.in);
      	String strInput =  "";
      
      while(scanInputs.hasNext()) {
		  strInput = String.valueOf(scanInputs.next());      
          String strBaseChk = strBase.substring(2, 5);
          String strInputChk = strInput.substring(strInput.lengt()-4, strInput.lengt()-1);

          if(strBaseChk.equals(strInputChk)) {
              System.out.println("Yes");
          } else {
              System.out.println("No");
          }
      }
    }
}

Compiler output:
Main.java:11: error: cannot find symbol
          String strInputChk = strInput.substring(strInput.lengt()-4, strInput.lengt()-1);
                                                          ^
  symbol:   method lengt()
  location: variable strInput of type String
Main.java:11: error: cannot find symbol
          String strInputChk = strInput.substring(strInput.lengt()-4, strInput.lengt()-1);
                                                                              ^
  symbol:   method lengt()
  location: variable strInput of type String
2 errors
Language: C++

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

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:7:17: error: expected ';' before ':' token
    7 |         cin >> S:
      |                 ^
      |                 ;
a.cc:11:9: error: 'else' without a previous 'if'
   11 |         else
      |         ^~~~
a.cc:12:25: error: 'No' was not declared in this scope
   12 |                 cout << No << endl;
      |                         ^~
Language: C++

int main(){
  char bun[6];
  int i;
  
  for( i=0 ; i<6 ; i++ ){
    scanf("%c",&bun[i]);
  }
  
  if(bun[2] == bun[3] && bun[4] == bun[5]){
    printf("yes");
  }
  return 0
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'scanf' was not declared in this scope
    6 |     scanf("%c",&bun[i]);
      |     ^~~~~
a.cc:10:5: error: 'printf' was not declared in this scope
   10 |     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:12:11: error: expected ';' before '}' token
   12 |   return 0
      |           ^
      |           ;
   13 | }
      | ~
Language: C

#include<stdio.h>
        #include<string.h>
        int main(){
        char S[6];
         scanf("%c",S);
          char S1= S[6];
          if(S[2]==S[3] && S[4]==S[5]){
          printf("Yes.\n");
          }
          else{
        printf("NO\n");}
        }
return 0;
}

Compiler output:
main.c:13:1: error: expected identifier or '(' before 'return'
   13 | return 0;
      | ^~~~~~
main.c:14:1: error: expected identifier or '(' before '}' token
   14 | }
      | ^
Language: C++

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



Compiler output:
a.cc:2:17: error: 'td' is not a namespace-name
    2 | using namespace td;
      |                 ^~
a.cc: In function 'int main()':
a.cc:5:5: error: 'string' was not declared in this scope
    5 |     string str;
      |     ^~~~~~
a.cc:5:5: 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:6:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |     cin>>str;
      |     ^~~
      |     std::cin
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:10: error: 'str' was not declared in this scope; did you mean 'std'?
    6 |     cin>>str;
      |          ^~~
      |          std
a.cc:8:9: 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:11:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   11 |         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 <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:7:33: error: expected ']' before '}' token
    7 |   if(s[2] == s[3] && s[4] == s[5})
      |                                 ^
      |                                 ]
a.cc:7:33: error: expected ')' before '}' token
    7 |   if(s[2] == s[3] && s[4] == s[5})
      |     ~                           ^
      |                                 )
a.cc:7:33: error: expected primary-expression before '}' token
a.cc: At global scope:
a.cc:7:34: error: expected unqualified-id before ')' token
    7 |   if(s[2] == s[3] && s[4] == s[5})
      |                                  ^
a.cc:11:32: error: expected unqualified-id before 'else'
   11 |                                else
      |                                ^~~~
a.cc:15:1: error: expected declaration before '}' token
   15 | }
      | ^
Language: C++

#include<stdio.h> 
int main()
{
char ptr[6];
 scanf("%s", &ptr);
   if (ptr[2]==ptr[3] && ptr[4]Tptr[5])
     printf("Yes\n");

else

printf("No\n");
  return 0;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:6:32: error: expected ')' before 'Tptr'
    6 |    if (ptr[2]==ptr[3] && ptr[4]Tptr[5])
      |       ~                        ^~~~
      |                                )
Language: C++

#include<iostream.h>
void main()
{

cin>>s[];
if (s[4]==s[3] && s[6]==s[5])
  cout<<"Yes";

else
  cout<<"No";
  }


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

public class Main{
	public static void main(String args[]){
      Scanner in = new Scanner(System.in) ;
      String str = in.next() ;
      if(str.length()==6&&str.charAt(2)==str.charAt(3)&&str.charAt(4)==str.charAt(5))
        System.out.println("Yes");
      else
        System.out.println("No");
    }
}

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

int main(){
  char bun[6];
  int i;
  
  for( i=0 ; i<6 ; i++ ){
    scanf('%c',&bun[i]);
  }
  
  if(bun[2] == bun[3] && bun[4] == bun[5]){
    printf("yes");
  return 0
}

Compiler output:
a.cc:6:11: warning: multi-character character constant [-Wmultichar]
    6 |     scanf('%c',&bun[i]);
      |           ^~~~
a.cc: In function 'int main()':
a.cc:6:5: error: 'scanf' was not declared in this scope
    6 |     scanf('%c',&bun[i]);
      |     ^~~~~
a.cc:10:5: error: 'printf' was not declared in this scope
   10 |     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:11:11: error: expected ';' before '}' token
   11 |   return 0
      |           ^
      |           ;
   12 | }
      | ~          
a.cc:12:2: error: expected '}' at end of input
   12 | }
      |  ^
a.cc:1:11: note: to match this '{'
    1 | int main(){
      |           ^
Language: C++

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


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:7:1: error: 'cin' does not name a type
    7 | cin >> S:
      | ^~~
a.cc:11:1: error: expected unqualified-id before 'else'
   11 | else
      | ^~~~
Language: C++

s = input()
print('Yes') if s[2] == s[3] and s[4] == s[5] else print('No')

Compiler output:
a.cc:2:7: warning: multi-character character constant [-Wmultichar]
    2 | print('Yes') if s[2] == s[3] and s[4] == s[5] else print('No')
      |       ^~~~~
a.cc:2:58: warning: multi-character character constant [-Wmultichar]
    2 | print('Yes') if s[2] == s[3] and s[4] == s[5] else print('No')
      |                                                          ^~~~
a.cc:1:1: error: 's' does not name a type
    1 | s = input()
      | ^
Language: Java

import java.util.Scanner;
public class Main {
	public static void main(String args[]) {
    	String strBase = "coffee";
      	Scanner scanInputs =  new Scanner(System.in);
      	String strInput =  "";
      
      while(scanInputs.hasNext()) {
		  strInput = String.valueOf(scanInputs.next());      
          String strBaseChk = strBase.substring(2, 5);
          String strInputChk = strInput.substring(2, 5);

          if(strBaseChk.equals(strInputChk)) {
              System.out.plintln("Yes");
          } else {
              System.out.plintln("No");
          }
      }
    }
}

Compiler output:
Main.java:14: error: cannot find symbol
              System.out.plintln("Yes");
                        ^
  symbol:   method plintln(String)
  location: variable out of type PrintStream
Main.java:16: error: cannot find symbol
              System.out.plintln("No");
                        ^
  symbol:   method plintln(String)
  location: variable out of type PrintStream
2 errors
Language: C++

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

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:10:8: error: expected primary-expression before ')' token
   10 |   else(){
      |        ^
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:24: error: lvalue required as left operand of assignment
    7 |   if(S.at(3) = S.at(4) && S.at(5) = S.at(6)) {
      |                ~~~~~~~~^~~~~~~~~~
Language: C++

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

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:10:8: error: expected primary-expression before ')' token
   10 |   else(){
      |        ^
Language: C++

#include<stdio.h>

int main()
{
  char S[5];
  scanf("%s",&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:14:11: error: expected ';' before ':' token
   14 |   return 0:
      |           ^
      |           ;
a.cc:14:11: error: expected primary-expression before ':' token
Language: Java

public class Main {
	public static void main(String args[]) {
    	String strBase = "coffee";
      	Scanner scanInputs =  new Scanner(System.in);
      	String strInput =  "";
      
      while(scanInputs.hasNext()) {
		  strInput = String.valueOf(scanInputs.next());      
          String strBaseChk = strBase.substring(2, 5);
          String strInputChk = strInput.substring(2, 5);

          if(strBaseChk.equals(strInputChk)) {
              System.out.plintln("Yes");
          } else {
              System.out.plintln("No");
          }
      }
    }
}

Compiler output:
Main.java:4: error: cannot find symbol
      	Scanner scanInputs =  new Scanner(System.in);
      	^
  symbol:   class Scanner
  location: class Main
Main.java:4: error: cannot find symbol
      	Scanner scanInputs =  new Scanner(System.in);
      	                          ^
  symbol:   class Scanner
  location: class Main
Main.java:13: error: cannot find symbol
              System.out.plintln("Yes");
                        ^
  symbol:   method plintln(String)
  location: variable out of type PrintStream
Main.java:15: error: cannot find symbol
              System.out.plintln("No");
                        ^
  symbol:   method plintln(String)
  location: variable out of type PrintStream
4 errors
Language: Java

class Main {
  public static void main(String[] args) {
    String S;
    String a3 = S.substring(2,3);
    String a4 = S.substring(3,4);
    String a5 = S.substring(4,5);
    String a6 = S.substring(5,6);
    System.out.println((a3.equals(a4))&&(a5.equals(a6)));
  }
}


Compiler output:
Main.java:4: error: variable S might not have been initialized
    String a3 = S.substring(2,3);
                ^
1 error
Language: C++

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

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:8:17: error: 'S' was not declared in this scope
    8 |     if(s.at(2)==S.at(3) && S.at(4)==S.at(5))
      |                 ^
Language: C

    #include<stdio.h>
    #include<string.h>
    int main(){
    char S[6];
      scanf("%s",S);
      char S1= S[6];
      if(S[2]==S[3] && S[4]==S[5]){
      printf("Yes.\n");
      }
      else{
    ptintf("NO\n");}
    }

Compiler output:
main.c: In function 'main':
main.c:11:5: error: implicit declaration of function 'ptintf'; did you mean 'printf'? [-Wimplicit-function-declaration]
   11 |     ptintf("NO\n");}
      |     ^~~~~~
      |     printf
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:6: error: 'str' was not declared in this scope; did you mean 'std'?
    7 |   if(str.at(3) = str.at(4) && str.at(5) = str.at(6)) {
      |      ^~~
      |      std
Language: C++

#include<stdio.h>
#include<string.h>
void main()
{
char str[100];
printf("\nenter a string:");
gets(str);
 if(str[3]==str[4])
  {
    if(str[5]==str[6])
      printf("Yes");
    else
      printf("No");
  }
   else
      printf("No");
}
}

Compiler output:
a.cc:3:1: error: '::main' must return 'int'
    3 | void main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:7:1: error: 'gets' was not declared in this scope; did you mean 'getw'?
    7 | gets(str);
      | ^~~~
      | getw
a.cc: At global scope:
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
Language: C++

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

string s = "sippuu";

  if (s.at(2 == 3 && 4==5)) {
    cout << "yes" << endl;
  } 
  if (s.at(2 != 3 || 4 != 5)) {
    cout << "no" << endl;
  }
    


Compiler output:
a.cc:6:3: error: expected unqualified-id before 'if'
    6 |   if (s.at(2 == 3 && 4==5)) {
      |   ^~
a.cc:9:3: error: expected unqualified-id before 'if'
    9 |   if (s.at(2 != 3 || 4 != 5)) {
      |   ^~
Language: C++

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

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:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:5:11: error: expected primary-expression before 's'
    5 |    string s;
      |           ^
a.cc:5:11: error: expected '}' before 's'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:6:4: error: 'cin' does not name a type
    6 |    cin >> s;
      |    ^~~
a.cc:7:3: error: expected unqualified-id before 'if'
    7 |   if(s.at(2)==s.at(3)&&s.at(4)==s.at(5)){
      |   ^~
a.cc:10:3: error: expected unqualified-id before 'else'
   10 |   else(){
      |   ^~~~
a.cc:15:1: error: expected declaration before '}' token
   15 | }
      | ^
Language: Java

import java.util.*;
class Main
{
  public static void main(String args[])
  {
    Scanner in=new Scanner(System.in);
    
    String S;
    S=in.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:10: error: cannot find symbol
    if(S.charAT(2)==S.charAT(3) && S.charAT(4)==S.charAT(5))
        ^
  symbol:   method charAT(int)
  location: variable S of type String
Main.java:10: error: cannot find symbol
    if(S.charAT(2)==S.charAT(3) && S.charAT(4)==S.charAT(5))
                     ^
  symbol:   method charAT(int)
  location: variable S of type String
Main.java:10: error: cannot find symbol
    if(S.charAT(2)==S.charAT(3) && S.charAT(4)==S.charAT(5))
                                    ^
  symbol:   method charAT(int)
  location: variable S of type String
Main.java:10: error: cannot find symbol
    if(S.charAT(2)==S.charAT(3) && S.charAT(4)==S.charAT(5))
                                                 ^
  symbol:   method charAT(int)
  location: variable S of type String
4 errors
Language: Java

import java.util.*;
public class Main
{
    public static void main(String[] args)
    {
        Scanner myObj = new Scanner(System.in);
        String inputStr = myObj.nextLine();
        char[] inputChar = new char[inputStr.length()];
      	
		if (intputChar[2] == inputChar[3] && inputChar[4] == inputChar[5])
        {
          System.out.print("Yes");
        }else
        {
          System.out.print("No");
        }
    }
}


Compiler output:
Main.java:10: error: cannot find symbol
		if (intputChar[2] == inputChar[3] && inputChar[4] == inputChar[5])
		    ^
  symbol:   variable intputChar
  location: class Main
1 error
Language: C++

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

int main() {
  string s = "sippuu";

  if (s.at(2 == 3 && 4==5)) {
    cout << "yes" << endl;
  } 
  if (s.at(2 != 3 || 4 != 5)) {
    cout << "no" << endl;
  }
    


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

public class Main {
	public static void main(String args[]) {
    	String strBase = "coffee";
      	Scanner scanInputs =  new Scanner(System.in);
      	String strInput =  "";
      
      whilei(scanInputs.next()) {
		  strInput = String.valueOf(scanInputs.next());      
          String strBaseChk = strBase.substring(2, 5);
          String strInputChk = strInput.substring(2, 5);

          if(strBaseChk.equals(strInputChk)) {
              System.out.plintln("Yes");
          } else {
              System.out.plintln("No");
          }
      }
    }
}

Compiler output:
Main.java:7: error: ';' expected
      whilei(scanInputs.next()) {
                               ^
1 error
Language: C++

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

int main() {
  string s = "sippuu";

  if (s.at(2 == 3 && 4==5)) {
    cout << "yes" << endl;
  } elif {
    cout << "no" << endl;
  }
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'elif' was not declared in this scope
    9 |   } elif {
      |     ^~~~
Language: Java

public class Main {
	public static void main(String args[]) {
    	String strBase = "coffee";
      	Scanner scanInputs =  new Scanner(System.in);
      	String strInput =  "";
      
      for(scanInput : scanInputs) {
		  strInput = String.valueOf(scanInput);      
          String strBaseChk = strBase.substring(2, 5);
          String strInputChk = strInput.substring(2, 5);

          if(strBaseChk.equals(strInputChk)) {
              System.out.plintln("Yes");
          } else {
              System.out.plintln("No");
          }
      }
    }
}

Compiler output:
Main.java:7: error: bad initializer for for-loop
      for(scanInput : scanInputs) {
          ^
1 error
Language: Java

import java.util.Scanner();
public class Coffee {

	public static void main(String[] args) {
		
		String[] s=new String[6];
		Scanner u=new Scanner(System.in);
		
		for(int i=0;i<6;i++) {
			s[i]=u.next();
		}
		
	
		if(s[2]==s[3]||s[4]==s[5]){
			System.out.print("Yes");
		}
		else {
			System.out.print("No");
		}

	}

}


Compiler output:
Main.java:1: error: ';' expected
import java.util.Scanner();
                        ^
1 error
Language: C

#include<stdio.h>
int main(void) {
	char S[7];
	scanf("%s",S);
	if (S[2] == S[3] && S[4] == S[5]) {
		printf("Yes\n");
	}
	else {
		printf("No\n");
	}
	return 0;
}​

Compiler output:
main.c:12:1: error: expected '=', ',', ';', 'asm' or '__attribute__' at end of input
   12 | }​
      | ^
Language: Java

class Main {
  public static void main(String[] args) {
    String a3 = S.substring(2,3);
    String a4 = S.substring(3,4);
    String a5 = S.substring(4,5);
    String a6 = S.substring(5,6);
    System.out.println((a3.equals(a4))&&(a5.equals(a6)));
  }
}


Compiler output:
Main.java:3: error: cannot find symbol
    String a3 = S.substring(2,3);
                ^
  symbol:   variable S
  location: class Main
Main.java:4: error: cannot find symbol
    String a4 = S.substring(3,4);
                ^
  symbol:   variable S
  location: class Main
Main.java:5: error: cannot find symbol
    String a5 = S.substring(4,5);
                ^
  symbol:   variable S
  location: class Main
Main.java:6: error: cannot find symbol
    String a6 = S.substring(5,6);
                ^
  symbol:   variable S
  location: class Main
4 errors
Language: C++

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

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


Compiler output:
a.cc: In function 'int main()':
a.cc:7:48: error: expected ')' before '{' token
    7 |   if(str.at(2)==str.at(3)&&str.at(4)==str.at(5){
      |     ~                                          ^
      |                                                )
a.cc:12:1: error: expected primary-expression before '}' token
   12 | }
      | ^
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:13:2: error: expected '}' at end of input
   13 | }
      |  ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <string>

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: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:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   cin >> s;
      |   ^~~
      |   std::cin
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:10: error: 's' was not declared in this scope
    6 |   cin >> s;
      |          ^
a.cc:8:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |     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:8:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 |     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:10:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |     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:10:21: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   10 |     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 mian(void)
{
    char str[7];

    scanf("%s",str);


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

    return 0;
}


Compiler output:
main.c: In function 'mian':
main.c:10:8: error: 's' undeclared (first use in this function)
   10 |     if(s[2] == s[3] && s[4] == s[5]){
      |        ^
main.c:10:8: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <bits/stdc++.h>
#include <string>
using namespace std;
int main(){
  string S;
  string str="coffee"
  cin >> S;
  int result = S.compare(3,4,str,3,4);
  
  return 0;
  
  int result2 = S.compare(5,6,str,5,6);
  
  if (result == 0 && result2 ==0){
    cout << "Yes" << endl;
  }
  else{
    cout << "No" << endl;
  }
  return 0;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: expected ',' or ';' before 'cin'
    7 |   cin >> S;
      |   ^~~
Language: C++

#include<iostream>
#include<strings>
using namespace std;
int main()
  {
  string str1();
  getline(cin.str1);
  if(str1.at(2)==str1.at(3)&&str1.at(4)==str1.at(5))
    cout<<"Yes"<<endl;
  else
    cout<<"No";
  return 0;
  }
        

Compiler output:
a.cc:2:9: fatal error: strings: No such file or directory
    2 | #include<strings>
      |         ^~~~~~~~~
compilation terminated.
Language: C

#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
int main(void){
  int K,N;
  scnaf("%d %d\n",&K,&N);
  if((K>=2 && K<=1000000) && (N>=2 && N<=200000))
  {
    int A[N];
    int i;
    scnaf("%d ",&A[0]);
    if(A[0]<0 || A[0]>=K)
      return 0;
    for(i=1;i<N;i++)
    {
      scanf("%d ",&A[i]);
      if((A[i]<0 || A[i]>=K) || A[i]<=A[i-1])
        return 0;
    }
    int B[N],max=0;
    for(i=0;i<N-1;i++)
    {
      B[i]=A[i+1]-A[i];
      if(B[i]>max)
        max=B[i];
    }
    B[N-1]=K-A[N-1]+A[0];
    if(B[N-1]>max)
      max=B[N-1];
    int r=K-max;
    printf("%d",r);
  }
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:7:3: error: implicit declaration of function 'scnaf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    7 |   scnaf("%d %d\n",&K,&N);
      |   ^~~~~
      |   scanf