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

#include<stdio.h>
 
int main(){
  int A,B,C,K,i,sum=0,tmp;
  
  scanf("%d%d%d%d",&A,&B,&C,&K);
  tmp=K;
  if((K-A) > 0){
  	sum = 1*A;
    K -= A;
  }
  if((K-B) > 0){
  	K -= B;
  }
  for(i=0; i<K; i++){
    
  	if(A>0){
    	sum++;
      A -=1;
    }
    else if(B>0){
    	B -=1;
    }
    else{
      sum--;
    C -=1;
    }
  }
  printf("%d", sum);
	return 0;
}
  printf("%d", sum);
	return 0;
}

Compiler output:
main.c:32:10: error: expected declaration specifiers or '...' before string constant
   32 |   printf("%d", sum);
      |          ^~~~
main.c:32:16: error: unknown type name 'sum'
   32 |   printf("%d", sum);
      |                ^~~
main.c:33:9: error: expected identifier or '(' before 'return'
   33 |         return 0;
      |         ^~~~~~
main.c:34:1: error: expected identifier or '(' before '}' token
   34 | }
      | ^
Language: C

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

int main(){
	char s[10];
    char t[11];
    int i;
    
    scanf("%s", s);
    scanf("%s", t);
    for(i=0; i<strlen(s); i++){
    if(s[i]!=t[i]){
			printf("No");
            return 0;
    	}	
    }
    printf("Yes");
	return 0;    
}

Compiler output:
main.c:1:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
    1 | include<stdio.h>
      |        ^
Language: C++

   #include<bits/stdc++.h>
    using namespace std;
    int main()
    {
      int a,b,c,k;
      cin>>a>>b>>c>>k;
      int s=0;
     while(k--)
     {
       if(a!=0)
       {
         s+=1;
         a--;
       }
       else if(b!=0)
       {
         b--;
       }
       else
       {
         s-=1;
         c--;
       }
       
     }
    cout<<s<<endl;
     
    }
}

Compiler output:
a.cc:29:1: error: expected declaration before '}' token
   29 | }
      | ^
Language: C++

include<bits/stdc++.h>
using namespace std;
int main()
{
  int a,b,c,k;
  cin>>a>>b>>c>>k;
  int s=0;
 while(k--)
 {
   if(a!=0)
   {
     s+=1;
     a--;
   }
   else if(b!=0)
   {
     b--;
   }
   else
   {
     s-=1;
     c--;
   }
   
 }
cout<<s<<endl;
 
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin>>a>>b>>c>>k;
      |   ^~~
a.cc:26:1: error: 'cout' was not declared in this scope
   26 | cout<<s<<endl;
      | ^~~~
a.cc:26:10: error: 'endl' was not declared in this scope
   26 | cout<<s<<endl;
      |          ^~~~
Language: Java

import java.util.Scanner;

class Main {
	public static void main(String[] args) {
      	Scanner input = new Scanner(System.in);
      	String S = input.nextLine();
      	String T = input.nextLine();
    	new Solution().solve(S, T);
    }
  	private void solve(String s, String t) {
    	 int low = 0;
       int high = s.length();
       while(low < high) {
        if(s.charAt(low) != t.charAt(low))
          System.out.print("No");
       }
       System.out.print("Yes");
    }
}

Compiler output:
Main.java:8: error: cannot find symbol
    	new Solution().solve(S, T);
    	    ^
  symbol:   class Solution
  location: class Main
1 error
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef pair<int,vector<int>> pairs;
int main()
{
  int n,m,x;
  cin>>n>>m>>x;
  vector<pairs>s;
  vector<int>v;
  int c,q;
  for(int i=0;i<n;i++)
  {
    cin>>c;
    for(int j=0;j<m;j++)
    {
      cin>>q;
      v.push_back(q);
    }
    pairs d=make_pair(c,v);
    s.push_back(d);
  }
  sort(s.begin(),s.end());
  int check=0;
  int cost=0;
  int min=100000
  for(int z=0;z<(n-1);z++)
  {
  for(int i=z;i<n-1;i++)
  { cost+=s[i].first;
    for(int j=0;j<m;j++)
    {
    check= s[i].second[j]+s[i+1].second[j];
      if(check<x)
      break;
    }
   if(check>x)
     break;
  }
    if(cost<min)
      min=cost;
    cost=0;
  }
  cout<<min<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:3: error: expected ',' or ';' before 'for'
   26 |   for(int z=0;z<(n-1);z++)
      |   ^~~
a.cc:26:15: error: 'z' was not declared in this scope
   26 |   for(int z=0;z<(n-1);z++)
      |               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef pair<int,vector<int>> pairs;
int main()
{
  int n,m,x;
  cin>>n>>m>>x;
  vector<pairs>s;
  vector<int>v;
  int c,q;
  for(int i=0;i<n;i++)
  {
    cin>>c;
    for(int j=0;j<m;j++)
    {
      cin>>q;
      v.push_back(q);
    }
    pairs d=make_pair(c,v);
    s.push_back(d);
  }
  sort(s.begin(),s.end());
  int check=0;
  int cost=0;
  int min=100000;
  for(int z=0;z<(n-1);z++)
  {
  for(int i=z;i<n-1i++)
  { cost+=s[i].first;
    for(int j=0;j<m;j++)
    {
    check= s[i].second[j]+s[i+1].second[j];
      if(check<x)
      break;
    }
   if(check>x)
     break;
  }
    if(cost<min)
      min=cost;
    cost=0;
  }
  cout<<min<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:21: error: no 'operator++(int)' declared for postfix '++' [-fpermissive]
   28 |   for(int i=z;i<n-1i++)
      |                   ~~^~
a.cc:28:23: error: expected ';' before ')' token
   28 |   for(int i=z;i<n-1i++)
      |                       ^
      |                       ;
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main(){
	string s, t;
  	cin >> s >> t;
  int flag  = 1;
  	for (int i=0;i<s.size();++i){
    	if (s[i] != t[i])
          	flag = 0;
        }
    }
if (flag)
  	cout << "Yes" << endl;
else
  	cout << "No" << endl;
}


Compiler output:
a.cc:13:1: error: expected unqualified-id before 'if'
   13 | if (flag)
      | ^~
a.cc:15:1: error: expected unqualified-id before 'else'
   15 | else
      | ^~~~
a.cc:17:1: error: expected declaration before '}' token
   17 | }
      | ^
Language: C++

#include <iostream>
#include <string>
using namesapce std;
int main(){
	string s, t;
  	cin >> s >> t;
  int flag  = 1;
  	for (int i=0;i<s.size();++i){
    	if (s[i] != t[i])
          	flag = 0;
        }
    }
if (flag)
  	cout << "Yes" << endl;
else
  	cout << "No" << endl;
}

Compiler output:
a.cc:3:7: error: expected nested-name-specifier before 'namesapce'
    3 | using namesapce std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:5:9: error: 'string' was not declared in this scope
    5 |         string s, t;
      |         ^~~~~~
a.cc:5:9: 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:6:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |         cin >> s >> t;
      |         ^~~
      |         std::cin
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:16: error: 's' was not declared in this scope
    6 |         cin >> s >> t;
      |                ^
a.cc:6:21: error: 't' was not declared in this scope; did you mean 'tm'?
    6 |         cin >> s >> t;
      |                     ^
      |                     tm
a.cc: At global scope:
a.cc:13:1: error: expected unqualified-id before 'if'
   13 | if (flag)
      | ^~
a.cc:15:1: error: expected unqualified-id before 'else'
   15 | else
      | ^~~~
a.cc:17:1: error: expected declaration before '}' token
   17 | }
      | ^
Language: Java

import java.util.*;
public class Registration {
  public static void main(String[] args) {
    Scanner console = new Scanner(System.in);
    String word1 = console.next();
    String word2 = console.next();
    String end = word2.substring(0, word1.length() - 1);
    if (word1.compareTo(end) == 0) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
}

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

import java.util.*;
public class registration {
  public static void main(String[] args) {
    Scanner console = new Scanner(System.in);
    String word1 = console.next();
    String word2 = console.next();
    String end = word2.substring(0, word1.length() - 1);
    if (word1.compareTo(end) == 0) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
}

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

#include <iostream>
#include <string>

using namespace std;

string S,T;

int main(){
  cin >> S;
  cin >> T;
  T.pop_back()
  if(S == T){
    cout << "Yes" << endl;
  }else{
    cout << "No" << endl;
  }
  
  return 0
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: expected ';' before 'if'
   11 |   T.pop_back()
      |               ^
      |               ;
   12 |   if(S == T){
      |   ~~           
a.cc:14:4: error: 'else' without a previous 'if'
   14 |   }else{
      |    ^~~~
a.cc:18:11: error: expected ';' before '}' token
   18 |   return 0
      |           ^
      |           ;
   19 | }
      | ~
Language: C++

#include <iostream>
#include <string>

using namespace std;

string S,T;

int main(){
  cin >> S;
  cin >> T;
  T.pop_back()
  if(S == T) cout << "Yes" << endl;
  else cout << "No" << endl;
  
  return 0
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: expected ';' before 'if'
   11 |   T.pop_back()
      |               ^
      |               ;
   12 |   if(S == T) cout << "Yes" << endl;
      |   ~~           
a.cc:13:3: error: 'else' without a previous 'if'
   13 |   else cout << "No" << endl;
      |   ^~~~
a.cc:15:11: error: expected ';' before '}' token
   15 |   return 0
      |           ^
      |           ;
   16 | }
      | ~
Language: C++

#include <iostream>
#include <string>

using namespace std;

string S,T;

int main(){
  cin >> S;
  cin >> T;
  T.pop_back()
  if(S == T) cout << "Yes" << endl;
  else cout << "No" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: expected ';' before 'if'
   11 |   T.pop_back()
      |               ^
      |               ;
   12 |   if(S == T) cout << "Yes" << endl;
      |   ~~           
a.cc:13:3: error: 'else' without a previous 'if'
   13 |   else cout << "No" << endl;
      |   ^~~~
Language: C++

#include <iostream>
#include <string>

using namespace std;

string S,T;

int main(){
  cin >> S;
  cin >> T;
  T.pop_back()
  if(S == T) cout << "Yes";
  else cout << "No";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: expected ';' before 'if'
   11 |   T.pop_back()
      |               ^
      |               ;
   12 |   if(S == T) cout << "Yes";
      |   ~~           
a.cc:13:3: error: 'else' without a previous 'if'
   13 |   else cout << "No";
      |   ^~~~
Language: Java

//package CodeForces;

import java.util.Scanner;

public class Registration {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s=new Scanner(System.in);
		String str=s.next();
		String t=s.next();
		if(t.length()==str.length()+1&&str.equals(t.substring(0,t.length()-1)))
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}


	}

}


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

use std::io;
use std::str::FromStr;
 
fn input_char_vec() -> Vec<char> {
    let mut line: String = String::new();
    io::stdin().read_line(&mut line);
    line.trim().chars().collect()
}
 
fn main() {
    let s = input_char_vec();
    let mut t = input_char_vec();
    t.remove(t.len() - 1);
    if s == t {
        println!("Yes");
    } else {
        println!("No");
    }
}

Compiler output:
a.cc:1:1: error: 'use' does not name a type
    1 | use std::io;
      | ^~~
a.cc:2:1: error: 'use' does not name a type
    2 | use std::str::FromStr;
      | ^~~
a.cc:4:1: error: 'fn' does not name a type
    4 | fn input_char_vec() -> Vec<char> {
      | ^~
a.cc:10:1: error: 'fn' does not name a type
   10 | fn main() {
      | ^~
Language: C

#include <stdio.h>
#include <string.h>
int main(void)
{
	char S[20];
  	char T[20];
  	int length;
  	scanf("%s", S);
  	scanf("%s", T);
  	strcat(S, "a");
  	if (strcmp(S, T) == 0) printf("Yes\n");
  	else{
      	length = strlen(S);
    	while (1){
          S[length - 1]++;
          if (strcmp(S,T) == 0){
            printf("Yes\n");
            return (0);
          }
          if (S[length - 1] == 'z'){
            printf("No\n");
            return (0);
    }
          return (0);
  
}

Compiler output:
main.c: In function 'main':
main.c:26:1: error: expected declaration or statement at end of input
   26 | }
      | ^
main.c:26:1: error: expected declaration or statement at end of input
Language: C++

#include<bits/stdc++.h>
#include<iostream>
int main()
{
  string s,t;
  cin>>s>>t;
  for(int i=0;i<s.size();i++)
  {
    for(int j=0;j<t.size()-1;j++)
    {
		if(s[i]==t[j])
        {
          c=0;
        }
        else
          c=1;
    }
  }
  if(c==0)
    cout<<"Yes";
  else
    cout<<"No";
  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,t;
      |   ^~~~~~
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>>s>>t;
      |   ^~~
      |   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: 's' was not declared in this scope
    6 |   cin>>s>>t;
      |        ^
a.cc:6:11: error: 't' was not declared in this scope; did you mean 'tm'?
    6 |   cin>>s>>t;
      |           ^
      |           tm
a.cc:13:11: error: 'c' was not declared in this scope
   13 |           c=0;
      |           ^
a.cc:16:11: error: 'c' was not declared in this scope
   16 |           c=1;
      |           ^
a.cc:19:6: error: 'c' was not declared in this scope
   19 |   if(c==0)
      |      ^
a.cc:20:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   20 |     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:22:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   22 |     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>
#include<iostream.h>
int main()
{
  string s,t;
  cin>>s>>t;
  for(int i=0;i<s.size();i++)
  {
    for(int j=0;j<t.size()-1;j++)
    {
		if(s[i]==t[j])
        {
          c=0;
        }
        else
          c=1;
    }
  }
  if(c==0)
    cout<<"Yes";
  else
    cout<<"No";
  return 0;
}


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

#include<bits/stdc++.h>
int main()
{
  string s,t;
  cin>>s>>t;
  for(int i=0;i<s.size();i++)
  {
    for(int j=0;j<t.size()-1;j++)
    {
		if(s[i]==t[j])
        {
          c=0;
        }
        else
          c=1;
    }
  }
  if(c==0)
    cout<<"Yes";
  else
    cout<<"No";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:3: error: 'string' was not declared in this scope
    4 |   string s,t;
      |   ^~~~~~
a.cc:4:3: 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:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin>>s>>t;
      |   ^~~
      |   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:5:8: error: 's' was not declared in this scope
    5 |   cin>>s>>t;
      |        ^
a.cc:5:11: error: 't' was not declared in this scope; did you mean 'tm'?
    5 |   cin>>s>>t;
      |           ^
      |           tm
a.cc:12:11: error: 'c' was not declared in this scope
   12 |           c=0;
      |           ^
a.cc:15:11: error: 'c' was not declared in this scope
   15 |           c=1;
      |           ^
a.cc:18:6: error: 'c' was not declared in this scope
   18 |   if(c==0)
      |      ^
a.cc:19:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   19 |     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:21:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   21 |     cout<<"No";
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: Java

import java.util.Scanner;


public class Test {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		boolean judje = true;

		Scanner scan = new Scanner(System.in);

		char[] S = scan.next().toCharArray();
		char[] T = scan.next().toCharArray();

		for(int i = 0; i < S.length; i++)
			if(S[i] != T[i])
				judje = false;

		if(T.length - S.length != 1)
			judje = false;

		System.out.println((judje ? "Yes" : "No"));
	}

}


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

#include <bits/stdc++.h>

using namespace std;

string f(string x, string y) {
    for (int i = 0; i < x.length; i++) {
        if (x[i] != y[i]) return 'No';
    }
    return 'Yes';
}

int main() {
    // ios_base::sync_with_stdio(false);
    // cin.tie(NULL);

    string x, y;
    cin >> x >> y;
    cout << f(x, y);


}



Compiler output:
a.cc:7:34: warning: multi-character character constant [-Wmultichar]
    7 |         if (x[i] != y[i]) return 'No';
      |                                  ^~~~
a.cc:9:12: warning: multi-character character constant [-Wmultichar]
    9 |     return 'Yes';
      |            ^~~~~
a.cc: In function 'std::string f(std::string, std::string)':
a.cc:6:27: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::length() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
    6 |     for (int i = 0; i < x.length; i++) {
      |                         ~~^~~~~~
      |                                 ()
a.cc:7:34: error: could not convert '20079' from 'int' to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
    7 |         if (x[i] != y[i]) return 'No';
      |                                  ^~~~
      |                                  |
      |                                  int
a.cc:9:12: error: could not convert '5858675' from 'int' to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
    9 |     return 'Yes';
      |            ^~~~~
      |            |
      |            int
Language: C++

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

int main(){
  string S,T;
  cin >> S;
  cin >> T;
  
  for(int i=0;i<S.size();i++){
    if(S.at(i) != T.at(i)){
      cout << "No" <<;
      break;
    }
    if(S.size()+1 != T.size()){
      cout << "No" <<;
      break;
    }
    else{
      cout << "Yes" <<;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: expected primary-expression before ';' token
   11 |       cout << "No" <<;
      |                      ^
a.cc:15:22: error: expected primary-expression before ';' token
   15 |       cout << "No" <<;
      |                      ^
a.cc:19:23: error: expected primary-expression before ';' token
   19 |       cout << "Yes" <<;
      |                       ^
Language: C++

#include<iostream>
#include<bits/stdc++.h>
int main()
{
	string s,t;
    cin>>s>>t;
    int size=strlen(t);
    for(int i=0;i!='\0';i++)
    {
    	for(int j=0;j<size-1;j++)
        {
        	if(s[i]==s[j])
             c=1;
            else
            { c=0;
             break();
             }
           }
     }
     if(c==1)
     	cout<<"Yes";
     else
        cout<<"No";
   }

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'string' was not declared in this scope
    5 |         string s,t;
      |         ^~~~~~
a.cc:5:9: 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>>s>>t;
      |     ^~~
      |     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>>t;
      |          ^
a.cc:6:13: error: 't' was not declared in this scope; did you mean 'tm'?
    6 |     cin>>s>>t;
      |             ^
      |             tm
a.cc:13:14: error: 'c' was not declared in this scope
   13 |              c=1;
      |              ^
a.cc:15:15: error: 'c' was not declared in this scope
   15 |             { c=0;
      |               ^
a.cc:16:19: error: expected ';' before '(' token
   16 |              break();
      |                   ^
      |                   ;
a.cc:16:20: error: expected primary-expression before ')' token
   16 |              break();
      |                    ^
a.cc:20:9: error: 'c' was not declared in this scope
   20 |      if(c==1)
      |         ^
a.cc:21:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   21 |         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:23:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   23 |         cout<<"No";
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: Java

import java.util.*;
public class fun{
  public static void main(String args[]){
      Scanner s=new Scanner(System.in);
      String a=s.next();
      String b=s.next();
      if(a.equals(b.substring(0,a.length())))
        System.out.println("Yes");
    else
        System.out.println("No");
  }
}

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

#include<stdio.h>
#include<string.h>
int main()
{
    Char str[10];
    
    gets(str)
     if(str[0]=S)
     {printf("no");
     else
     printf("yes");
     
     return 0;
     
}

Compiler output:
main.c: In function 'main':
main.c:5:5: error: unknown type name 'Char'; did you mean 'char'?
    5 |     Char str[10];
      |     ^~~~
      |     char
main.c:7:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    7 |     gets(str)
      |     ^~~~
      |     fgets
main.c:7:14: error: expected ';' before 'if'
    7 |     gets(str)
      |              ^
      |              ;
    8 |      if(str[0]=S)
      |      ~~       
main.c:15:1: error: expected declaration or statement at end of input
   15 | }
      | ^
Language: C

#include<bits/stdc++.h>
using namespace std;
int a,b,c,k,mx;
int main(){
	ios::sync_with_stdio(0);
	cin>>a>>b>>c>>k;
  	if(k<a)
      cout << a-k;
	if(k>a)
	{
		mx+=a;
		k-=a;
	}
	else
	{
		cout<<a<<endl;
		return 0;
	}
	if(k>b)
	{
		k-=b;
	}
	else
	{
		cout<<mx<<endl;
		return 0;
	}
	mx-=k;
	cout<<mx<<endl;
}

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

#include<bits/stdc++.h>
using namespace std;
int main(){
  string S;
  cin>>S
    string T;
  cin>>T;
  if(T==S+T.at(T.length()-1)){
    cout<<"Yes"<<endl;
  }else{
    cout<<"No"<<endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: expected ';' before 'string'
    5 |   cin>>S
      |         ^
      |         ;
    6 |     string T;
      |     ~~~~~~
a.cc:7:8: error: 'T' was not declared in this scope
    7 |   cin>>T;
      |        ^
Language: C++

clude<bits/stdc++.h>
using namespace std;
int main(){
  string S,T;
  cin>>S;
  cin>>T;
  if(T==S+T.at(T.length()-1)){
    cout<<"Yes"<<endl;
  }else{
    cout<<"No"<<endl;
  }
}

Compiler output:
a.cc:1:1: error: 'clude' does not name a type
    1 | clude<bits/stdc++.h>
      | ^~~~~
a.cc: In function 'int main()':
a.cc:4:3: error: 'string' was not declared in this scope
    4 |   string S,T;
      |   ^~~~~~
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin>>S;
      |   ^~~
a.cc:5:8: error: 'S' was not declared in this scope
    5 |   cin>>S;
      |        ^
a.cc:6:8: error: 'T' was not declared in this scope
    6 |   cin>>T;
      |        ^
a.cc:8:5: error: 'cout' was not declared in this scope
    8 |     cout<<"Yes"<<endl;
      |     ^~~~
a.cc:8:18: error: 'endl' was not declared in this scope
    8 |     cout<<"Yes"<<endl;
      |                  ^~~~
a.cc:10:5: error: 'cout' was not declared in this scope
   10 |     cout<<"No"<<endl;
      |     ^~~~
a.cc:10:17: error: 'endl' was not declared in this scope
   10 |     cout<<"No"<<endl;
      |                 ^~~~
Language: C

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int main(){
  int i;
  char S[10],T[11];
  scanf("%s",S);
  scanf("%s",T);
  for(i=0;i<10;i++){
    if(S[i]==T[i]){
      flag=1;
    }
  }if(flag==0){
	printf("No");
  }else{
    printf("Yes");
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:11:7: error: 'flag' undeclared (first use in this function)
   11 |       flag=1;
      |       ^~~~
main.c:11:7: note: each undeclared identifier is reported only once for each function it appears in
Language: Java

import java.util.Scanner;

public class Registration {
	static Scanner src = new Scanner(System.in);
	public static void main(String[] args) {
		String str1 = new String();
		String str2 = new String();
		str1 = src.next();
		str2 = src.next();
		System.out.println(str2.substring(0, str2.length() - 1));
		if(str2.substring(0, str2.length() - 1).equals(str1)) {
			System.out.println("YES");
		}else {
			System.out.println("NO");
		}
	}
}


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

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

string S,T;
void input()
{
  cin>>S>>T;
}

void solve()
{
  T.pop_back();
  if(S=T)
  {
    cout<<"YES"<<endl;
    else
      cout<<"NO"<<endl;
  }
  
}

int main()
{
  input();
  solve();
  return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:13:7: error: could not convert 'S.std::__cxx11::basic_string<char>::operator=(T)' from 'std::__cxx11::basic_string<char>' to 'bool'
   13 |   if(S=T)
      |      ~^~
      |       |
      |       std::__cxx11::basic_string<char>
a.cc:16:5: error: expected '}' before 'else'
   16 |     else
      |     ^~~~
a.cc:14:3: note: to match this '{'
   14 |   {
      |   ^
a.cc: At global scope:
a.cc:20:1: error: expected declaration before '}' token
   20 | }
      | ^
Language: C++

include<bits/stdc++.h>
using namespace std;
#define ll long long int 
#define pb push_back
int main()
{
  string s,t;
  cin>>s>>t;
  t.erase(t.length()-1,1);
  if(s==t)
    cout<<"Yes\n";
  else
  cout<<"No\n";
  return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:7:3: error: 'string' was not declared in this scope
    7 |   string s,t;
      |   ^~~~~~
a.cc:8:3: error: 'cin' was not declared in this scope
    8 |   cin>>s>>t;
      |   ^~~
a.cc:8:8: error: 's' was not declared in this scope
    8 |   cin>>s>>t;
      |        ^
a.cc:8:11: error: 't' was not declared in this scope
    8 |   cin>>s>>t;
      |           ^
a.cc:11:5: error: 'cout' was not declared in this scope
   11 |     cout<<"Yes\n";
      |     ^~~~
a.cc:13:3: error: 'cout' was not declared in this scope
   13 |   cout<<"No\n";
      |   ^~~~
Language: C++

nclude<bits/stdc++.h>
using namespace std;
#define ll long long int 
#define pb push_back
int main()
{
  string s,t;
  cin>>s>>t;
  t.erase(t.length()-1,1);
  if(s==t)
    cout<<"Yes\n";
  else
  cout<<"No\n";
  return 0;
}

Compiler output:
a.cc:1:1: error: 'nclude' does not name a type
    1 | nclude<bits/stdc++.h>
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:7:3: error: 'string' was not declared in this scope
    7 |   string s,t;
      |   ^~~~~~
a.cc:8:3: error: 'cin' was not declared in this scope
    8 |   cin>>s>>t;
      |   ^~~
a.cc:8:8: error: 's' was not declared in this scope
    8 |   cin>>s>>t;
      |        ^
a.cc:8:11: error: 't' was not declared in this scope
    8 |   cin>>s>>t;
      |           ^
a.cc:11:5: error: 'cout' was not declared in this scope
   11 |     cout<<"Yes\n";
      |     ^~~~
a.cc:13:3: error: 'cout' was not declared in this scope
   13 |   cout<<"No\n";
      |   ^~~~
Language: C++

terminal.integrated.shell.windows: C:\Windows\System32\wsl.exe
C_Cpp.updateChannel: Insiders
files.eol: 

files.autoSave: afterDelay
editor.formatOnSave: yes
editor.formatOnPaste: yes
C_Cpp.clang_format_style: { BasedOnStyle: google, BreakBeforeBraces: Attach, SpaceBeforeParens: Never, IndentWidth: 4, ColumnLimit: 140}
git.ignoreMissingGitWarning: yes
explorer.confirmDelete: no
window.zoomLevel: 0

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

#include <iostream>
#include <string>
using namespace std;
int main(){
    std::string S,T;
    cin >> S >> T;
    if(S == T.substr(0,T.length()-1)){
        cout << "Yes" << endl;
    }else{
        cout << "No" << endl;
    }
    return 0;
}


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

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



int main(){
	string s, t;
	cin >> s >> t;
	t.pop_back();
	if (s = t) cout << "Yes" << endl;
	else cout << "No" << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:15: error: could not convert 's.std::__cxx11::basic_string<char>::operator=(t)' from 'std::__cxx11::basic_string<char>' to 'bool'
   12 |         if (s = t) cout << "Yes" << endl;
      |             ~~^~~
      |               |
      |               std::__cxx11::basic_string<char>
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  string S,T;
  cin>>S>>T;
  for(int i=0 ; i<S.length();i++){
    if(S.at(i)!=T.at(i)){cout<<"no"<<endl;return;}
  }
  if(T.at(T.length()-1)>='a'&&T.at(T.length()-1)<='z')cout<<"No"<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:43: error: return-statement with no value, in function returning 'int' [-fpermissive]
    7 |     if(S.at(i)!=T.at(i)){cout<<"no"<<endl;return;}
      |                                           ^~~~~~
Language: C++

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

typedef long long int ll;
typedef double d;

#define tt int t; cin>>t; while(t--)
#define lo(i, a, b) for(int i=a; i<b; i++)
#define rlo(i, a) for(int i=a; i>0; i--)

#define be(a) a.begin(),a.end()
#define sz(x) x.size()

#define nl cout<<"\n";
#define sp cout<<" ";

#define su ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define file() freopen("input.txt","r",stdin);freopen("output.txt","w",stdout);

int main()
{
    su;
    string s,t;
    cin>>s>>t;
    int len=sz(t);
    s+=t[l-1];
    if(s==t)
        cout<<"Yes";
    else
        cout<<"No";
    nl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:10: error: 'l' was not declared in this scope
   26 |     s+=t[l-1];
      |          ^
Language: Java

import java.util.Scanner;

public Main {

	public static void main(String[] args) {
		String S;
		String T;
		Scanner sc = new Scanner(System.in);
		S = sc.next();
		T = sc.next();
		if (S.length() < 1 || S.length() > 10 || T.startsWith(S) == false || S.length() + 1 != T.length()) {
			System.out.println("No");
		} else
			System.out.println("Yes");
	}
}


Compiler output:
Main.java:3: error: class, interface, enum, or record expected
public Main {
       ^
Main.java:5: error: unnamed classes are a preview feature and are disabled by default.
	public static void main(String[] args) {
	              ^
  (use --enable-preview to enable unnamed classes)
Main.java:16: error: class, interface, enum, or record expected
}
^
3 errors
Language: C++

#include <iostream>
using namespace std;
 
string S;
string T;
 
void input( {
    T.pop_back();
    if(S == T) cout << "Yes"<< endl;
    else cout << "No"<< endl;
}
int main(){
input();
solve();
return 0;
}

Compiler output:
a.cc:7:6: error: variable or field 'input' declared void
    7 | void input( {
      |      ^~~~~
a.cc:8:17: error: expected '}' before ';' token
    8 |     T.pop_back();
      |                 ^
a.cc:7:13: note: to match this '{'
    7 | void input( {
      |             ^
a.cc:8:17: error: expected ')' before ';' token
    8 |     T.pop_back();
      |                 ^
      |                 )
a.cc:7:11: note: to match this '('
    7 | void input( {
      |           ^
a.cc:9:5: error: expected unqualified-id before 'if'
    9 |     if(S == T) cout << "Yes"<< endl;
      |     ^~
a.cc:10:5: error: expected unqualified-id before 'else'
   10 |     else cout << "No"<< endl;
      |     ^~~~
a.cc:11:1: error: expected declaration before '}' token
   11 | }
      | ^
a.cc: In function 'int main()':
a.cc:13:1: error: 'input' was not declared in this scope; did you mean 'int'?
   13 | input();
      | ^~~~~
      | int
a.cc:14:1: error: 'solve' was not declared in this scope
   14 | solve();
      | ^~~~~
Language: Java

import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
      	Scanner sc = new Scanner(System.in);
     	String s = sc.nextLine();
      	String t = sc.nextLine();
        String t2 = t.substring(0, s.length - 1);
        if(s.equals(t2)) System.out.println("Yes");
        else System.out.println("No");
    }
  
}


Compiler output:
Main.java:8: error: cannot find symbol
        String t2 = t.substring(0, s.length - 1);
                                    ^
  symbol:   variable length
  location: variable s of type String
1 error
Language: C++

#include <iostream>
using namespace std;

string S;
string T;

void input( {
    T.pop_back();
    if(S == T) cout << "Yes"<< endl;
    else cout << "No"<< endl;
}
int main(){
input();
solve();
return 0;
}


Compiler output:
a.cc:7:6: error: variable or field 'input' declared void
    7 | void input( {
      |      ^~~~~
a.cc:8:17: error: expected '}' before ';' token
    8 |     T.pop_back();
      |                 ^
a.cc:7:13: note: to match this '{'
    7 | void input( {
      |             ^
a.cc:8:17: error: expected ')' before ';' token
    8 |     T.pop_back();
      |                 ^
      |                 )
a.cc:7:11: note: to match this '('
    7 | void input( {
      |           ^
a.cc:9:5: error: expected unqualified-id before 'if'
    9 |     if(S == T) cout << "Yes"<< endl;
      |     ^~
a.cc:10:5: error: expected unqualified-id before 'else'
   10 |     else cout << "No"<< endl;
      |     ^~~~
a.cc:11:1: error: expected declaration before '}' token
   11 | }
      | ^
a.cc: In function 'int main()':
a.cc:13:1: error: 'input' was not declared in this scope; did you mean 'int'?
   13 | input();
      | ^~~~~
      | int
a.cc:14:1: error: 'solve' was not declared in this scope
   14 | solve();
      | ^~~~~
Language: C++

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

string S;
string T;

void input( {
    T.pop_back();
    if(S == T) cout << "Yes"<< endl;
    else cout << "No"<< endl;
}
int main(){
input();
solve();
return 0;
}


Compiler output:
a.cc:7:6: error: variable or field 'input' declared void
    7 | void input( {
      |      ^~~~~
a.cc:8:17: error: expected '}' before ';' token
    8 |     T.pop_back();
      |                 ^
a.cc:7:13: note: to match this '{'
    7 | void input( {
      |             ^
a.cc:8:17: error: expected ')' before ';' token
    8 |     T.pop_back();
      |                 ^
      |                 )
a.cc:7:11: note: to match this '('
    7 | void input( {
      |           ^
a.cc:9:5: error: expected unqualified-id before 'if'
    9 |     if(S == T) cout << "Yes"<< endl;
      |     ^~
a.cc:10:5: error: expected unqualified-id before 'else'
   10 |     else cout << "No"<< endl;
      |     ^~~~
a.cc:11:1: error: expected declaration before '}' token
   11 | }
      | ^
a.cc: In function 'int main()':
a.cc:13:1: error: 'input' was not declared in this scope; did you mean 'int'?
   13 | input();
      | ^~~~~
      | int
a.cc:14:1: error: 'solve' was not declared in this scope
   14 | solve();
      | ^~~~~
Language: C++

include <bits/stdc++.h>
using namespace std;
string S, T;
void input() {
cin >> S >> T;
}

void solve() {
T.pop_back();
if(S == T) cout << "Yes" << endl;
else cout << "No" << endl;
}

int main() {
 input();
solve();
return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <bits/stdc++.h>
      | ^~~~~~~
a.cc:3:1: error: 'string' does not name a type
    3 | string S, T;
      | ^~~~~~
a.cc: In function 'void input()':
a.cc:5:1: error: 'cin' was not declared in this scope
    5 | cin >> S >> T;
      | ^~~
a.cc:5:8: error: 'S' was not declared in this scope
    5 | cin >> S >> T;
      |        ^
a.cc:5:13: error: 'T' was not declared in this scope
    5 | cin >> S >> T;
      |             ^
a.cc: In function 'void solve()':
a.cc:9:1: error: 'T' was not declared in this scope
    9 | T.pop_back();
      | ^
a.cc:10:4: error: 'S' was not declared in this scope
   10 | if(S == T) cout << "Yes" << endl;
      |    ^
a.cc:10:12: error: 'cout' was not declared in this scope
   10 | if(S == T) cout << "Yes" << endl;
      |            ^~~~
a.cc:10:29: error: 'endl' was not declared in this scope
   10 | if(S == T) cout << "Yes" << endl;
      |                             ^~~~
a.cc:11:6: error: 'cout' was not declared in this scope
   11 | else cout << "No" << endl;
      |      ^~~~
a.cc:11:22: error: 'endl' was not declared in this scope
   11 | else cout << "No" << endl;
      |                      ^~~~
Language: C++

#include<stdio.h>
int main(){
 char S[10];
 char T[11];
 cin >> S;
 cin >> T;
 int i;
 while(S[i] !='\0')
   ++i;
 if(T[i] == S[i-1])
   cout << "No";
 else
   cout << "Yes";
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:2: error: 'cin' was not declared in this scope
    5 |  cin >> S;
      |  ^~~
a.cc:11:4: error: 'cout' was not declared in this scope
   11 |    cout << "No";
      |    ^~~~
a.cc:13:4: error: 'cout' was not declared in this scope
   13 |    cout << "Yes";
      |    ^~~~
Language: C++

#include<stdio.h>
#include<string.h>
int main(){
 char S[10];
 char T[11];
 gets(S);
 gets(T);
 int i;
 while(S[i] !='\0')
   ++i;
 if(T[i] == S[i-1])
   printf("No");
 else
   printf("Yes");
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:2: error: 'gets' was not declared in this scope; did you mean 'getw'?
    6 |  gets(S);
      |  ^~~~
      |  getw
Language: Java

import java.util.*;

class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      		String S = sc.next();
            String T = sc.next();
      
      		if(S.substring(0,S.length).equals(T.substring(0,S.length))){
            	System.out.println("Yes");}
      		else{
            	System.out.println("No");}
    }
}


Compiler output:
Main.java:9: error: cannot find symbol
      		if(S.substring(0,S.length).equals(T.substring(0,S.length))){
      		                  ^
  symbol:   variable length
  location: variable S of type String
Main.java:9: error: cannot find symbol
      		if(S.substring(0,S.length).equals(T.substring(0,S.length))){
      		                                                 ^
  symbol:   variable length
  location: variable S of type String
2 errors
Language: Java

import java.util.*;

class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      		String S = sc.next();
            String T = sc.next();
      
      		if(S.substring(0,S.length)equals(T.substring(0,S.length))){
            	System.out.println("Yes");}
      		else{
            	System.out.println("No");}
    }
}

Compiler output:
Main.java:9: error: ')' expected
      		if(S.substring(0,S.length)equals(T.substring(0,S.length))){
      		                          ^
Main.java:9: error: ';' expected
      		if(S.substring(0,S.length)equals(T.substring(0,S.length))){
      		                                                         ^
Main.java:11: error: 'else' without 'if'
      		else{
      		^
3 errors
Language: C++

//Atcoder que 1
//Abhishek Pandey
    #include<bits/stdc++.h>
    #define SPEED ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    #define ll long long
    #define ld long double
    #define debug(n1) cout << n1 << endl
    #define fi(i,a,N) for(ll i=a; i<N; i++)
    #define fd(i,a,N) for(ll i=a; i>N; i--)
    using namespace std;
    int main(){
    SPEED;
    string s,t;
    cin>>s>>t;
    int m=s.length();
    t.erase(m);
    if(s==t)
    cout<<"Yes"<<endl;
    else
    cout<<"No"<<endl;
    return 0
    }

Compiler output:
a.cc: In function 'int main()':
a.cc:21:13: error: expected ';' before '}' token
   21 |     return 0
      |             ^
      |             ;
   22 |     }
      |     ~
Language: C++

//Atcoder que 1
//Abhishek Pandey
    #include<bits/stdc++.h>
    #define SPEED ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    #define ll long long
    #define ld long double
    #define debug(n1) cout << n1 << endl
    #define fi(i,a,N) for(ll i=a; i<N; i++)
    #define fd(i,a,N) for(ll i=a; i>N; i--)
    using namespace std;
    int main(){
    SPEED;
    string s,t;
    cin>>s>>t;
    int m=s.length();
    t.erase(m);
    if(s==t)
    cout<<"Yes"<<endl;
    else
    cout<<"No"<<endl;
    retu

Compiler output:
a.cc: In function 'int main()':
a.cc:21:5: error: 'retu' was not declared in this scope
   21 |     retu
      |     ^~~~
a.cc:21:9: error: expected '}' at end of input
   21 |     retu
      |         ^
a.cc:11:15: note: to match this '{'
   11 |     int main(){
      |               ^
Language: C++

//Atcoder que 1
//Abhishek Pandey
#include<bits/stdc++.h>
#define SPEED ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define ll long long
#define ld long double
#define debug(n1) cout << n1 << endl
#define fi(i,a,N) for(ll i=a; i<N; i++)
#define fd(i,a,N) for(ll i=a; i>N; i--)
using namespace std;
int main(){
SPEED;
string s,t;
cin>>s>>t;
int m=s.length;
t.erase(m);
if(s==t)
cout<<"YES"<<endl;
else
cout<<"NO"<<endl;
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:9: error: cannot convert 'std::__cxx11::basic_string<char>::length' from type 'std::__cxx11::basic_string<char>::size_type (std::__cxx11::basic_string<char>::)() const noexcept' {aka 'long unsigned int (std::__cxx11::basic_string<char>::)() const noexcept'} to type 'int'
   15 | int m=s.length;
      |         ^~~~~~
Language: C++

/*input

*/
#include<bits/stdc++.h>
//priority_queue<ll, vector<ll>, std::greater<ll> > q;
//gcc 1.cpp -lstdc++ -o main.o
#define ull         unsigned long long
#define ll             long long
#define M             998244353
#define pb             emplace_back
#define p_q         priority_queue
#define pii         pair<ll,ll>
#define vi          vector<ll>
#define vii         vector<pii>
#define mi          map<ll,ll>
#define all(a)      (a).begin(),(a).end()
#define gcd(a,b)    __gcd((a),(b))
#define lcm(a,b)    ((a)*(b))/gcd((a),(b))
#define ios            ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define mp             make_pair
#define rep(i, begin, end) for (__typeof(end) i = (begin) - ((begin) > (end)); i != (end) - ((begin) > (end)); i += 1 - 2 * ((begin) > (end)))
#define F first
#define S second
#define N 200005
using namespace std;


int main(void)
{
    ios
    string s1 , s2;
    cin>>s1>>s2;
    ll n = s1.size();
    ll m = s2.size();
    if ( n + 1 != m){
        cout<<"No"<<"\n";
        return 0;
    }
    rep(i,0,n){
        if (s1[i] != s2[i]){
            flag = 1;
            break;
        }
    }
    if (flag){
        cout<<"No"<<"\n";
        return 0;
    }
    if (s2[m-1] >= 'a' && s2[m-1] <= 'z')
        cout<<"Yes"<<"\n";
    else
        cout<<"No"<<"\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:13: error: 'flag' was not declared in this scope
   41 |             flag = 1;
      |             ^~~~
a.cc:45:9: error: 'flag' was not declared in this scope
   45 |     if (flag){
      |         ^~~~
Language: C

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

int main() {
	string str1, str2;
	cin >> str1 >> str2;
	bool same = true;
	const int n = str1.size();
	
	for(int i = 0; i < n; ++i) {
		if(str1[i] != str2[i]) {
			same = false;
			break;
		}
	}
	
	if(same) {
		cout << "Yes";
	} else {
		cout << "No";
	}
}



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