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

include<iostream>
using namespace std;

int main(){
int a = 1,b = 1,c;
while(a != 9 and b != 9){
c=a*b;
cout<<a<<"x"<<b<<"="c<<endl;
b++;
if(b == 10){
a++;
b = 1;
}

}
    return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<iostream>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:8:1: error: 'cout' was not declared in this scope
    8 | cout<<a<<"x"<<b<<"="c<<endl;
      | ^~~~
a.cc:8:18: error: unable to find string literal operator 'operator""c' with 'const char [2]', 'long unsigned int' arguments
    8 | cout<<a<<"x"<<b<<"="c<<endl;
      |                  ^~~~
a.cc:8:24: error: 'endl' was not declared in this scope
    8 | cout<<a<<"x"<<b<<"="c<<endl;
      |                        ^~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
int a = 1,b = 1,c;
while(a != 9 and b != 9){
c=a*b;
cout<<a<<"x"<<b<<"="c<<endl;
b++;
if(b == 10){
a++;
b = 1;
}

}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:18: error: unable to find string literal operator 'operator""c' with 'const char [2]', 'long unsigned int' arguments
    8 | cout<<a<<"x"<<b<<"="c<<endl;
      |                  ^~~~
Language: C++

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

int main(){
int a = 1,b = 1,c;
while(a != 9 and b != 9){
c=a*b;
cout<<a<<"x"<<b<<"="c<<endl;
b++;
if(b == 10){
a++;
b = 1;
}

}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: unable to find string literal operator 'operator""c' with 'const char [2]', 'long unsigned int' arguments
    9 | cout<<a<<"x"<<b<<"="c<<endl;
      |                  ^~~~
Language: C++

#include <iostream>
using namespace std;

int main(){
int a = 1,b = 1,c;
while(a != 9 and b != 9){
c=a*b;
cout<<a<<"x"<<b<<"="c<<endl;
b++;
if(b == 10){
a++;
b = 1;
}

}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:18: error: unable to find string literal operator 'operator""c' with 'const char [2]', 'long unsigned int' arguments
    8 | cout<<a<<"x"<<b<<"="c<<endl;
      |                  ^~~~
Language: C++

#include <stdioi.h>

int main(void)
{
	int i,j;
	for(i=0;i<10;i++){
		for(j=0;j<10;j++){
			printf("%dx%d=%d",i,j,i*j);
		}
	}
	return 0;
}

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

#include<boost\graph\edge_coloring.hpp>
#include<cstdio>

using namespace std;
using namespace boost;

int main()
{
	for (int i = 1; i <= 9; i++)
		for (int j = 1; j <= 9; j++)
			printf("%dx%d=%d\n", i, j, i*j);
}

Compiler output:
a.cc:1:9: fatal error: boost\graph\edge_coloring.hpp: No such file or directory
    1 | #include<boost\graph\edge_coloring.hpp>
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
int main()
{

	for(int j=1;j<=9;j++){
		a=j;
		for(int i=1;i<=9;i++){
		b=i;
		cout<<a<<`x`<<b<<`=`<<a*b<<endl;
		
		}
	    }
}

Compiler output:
a.cc:9:26: error: stray '`' in program
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                          ^
a.cc:9:28: error: stray '`' in program
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                            ^
a.cc:9:34: error: stray '`' in program
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                                  ^
a.cc:9:36: error: stray '`' in program
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                                    ^
a.cc: In function 'int main()':
a.cc:6:17: error: 'a' was not declared in this scope
    6 |                 a=j;
      |                 ^
a.cc:8:17: error: 'b' was not declared in this scope
    8 |                 b=i;
      |                 ^
a.cc:9:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                 ^~~~
      |                 std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:27: error: 'x' was not declared in this scope
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                           ^
a.cc:9:35: error: expected primary-expression before '=' token
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                                   ^
a.cc:9:37: error: expected primary-expression before '<<' token
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                                     ^~
a.cc:9:44: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |                 cout<<a<<`x`<<b<<`=`<<a*b<<endl;
      |                                            ^~~~
      |                                            std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <iostream>
int main()
{

	for(int j=1;j<=9;j++){
		a=j;
		for(int i=1;i<=9;i++){
		b=i;
		cout<<a<<"x"<<b<<"="<<a*b<<endl;
		
		}
	    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:17: error: 'a' was not declared in this scope
    6 |                 a=j;
      |                 ^
a.cc:8:17: error: 'b' was not declared in this scope
    8 |                 b=i;
      |                 ^
a.cc:9:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |                 cout<<a<<"x"<<b<<"="<<a*b<<endl;
      |                 ^~~~
      |                 std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:44: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |                 cout<<a<<"x"<<b<<"="<<a*b<<endl;
      |                                            ^~~~
      |                                            std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <iostream>
using namespace
int main(){
int a,b,x;


	for(int j=1;j<=9;j++){
		a=j;
		for(int i=1;i<=9;i++){
		b=i;
		cout<<a<<"x"<<b<<"="<<a*b<<endl;
		
		}
	    }
}

Compiler output:
a.cc:3:1: error: expected identifier before 'int'
    3 | int main(){
      | ^~~
a.cc:2:16: error: expected ';' before 'int'
    2 | using namespace
      |                ^
      |                ;
    3 | int main(){
      | ~~~             
a.cc: In function 'int main()':
a.cc:11:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   11 |                 cout<<a<<"x"<<b<<"="<<a*b<<endl;
      |                 ^~~~
      |                 std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:11:44: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   11 |                 cout<<a<<"x"<<b<<"="<<a*b<<endl;
      |                                            ^~~~
      |                                            std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

public class Main {
	
	public static void main(String[] args){
		
		 for(int i=1; i<=9; ++i) for(int n=1; n<=9; ++n)        System.out.println(i+"x"+n+"="+i*n);
		}
}

Compiler output:
a.cc:1:1: error: expected unqualified-id before 'public'
    1 | public class Main {
      | ^~~~~~
Language: C++

#include<iostream>
using namespace std;

int main()
{
	int a;
	int b;
	for(a=1,a<10,a++) {
		for(b=1,b<10,b++) {
			cout << a << "x" << b << "=" << a*b << endl
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:25: error: expected ';' before ')' token
    8 |         for(a=1,a<10,a++) {
      |                         ^
      |                         ;
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ';' before 'return'
   12 |         }
      |          ^
      |          ;
   13 |         return 0;
      |         ~~~~~~
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ')' before 'return'
   12 |         }
      |          ^
      |          )
   13 |         return 0;
      |         ~~~~~~
a.cc:8:12: note: to match this '('
    8 |         for(a=1,a<10,a++) {
      |            ^
Language: C++

#include<iostream>
using namespace std;

int main()
{
	int a;
	int b;
	for(a=1,a<10,a++) {
		for(b=1,b<10,b++) {
			cout << a << "x" << b << "=" << a*b << endl???
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:25: error: expected ';' before ')' token
    8 |         for(a=1,a<10,a++) {
      |                         ^
      |                         ;
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ';' before 'return'
   12 |         }
      |          ^
      |          ;
   13 |         return 0;
      |         ~~~~~~
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ')' before 'return'
   12 |         }
      |          ^
      |          )
   13 |         return 0;
      |         ~~~~~~
a.cc:8:12: note: to match this '('
    8 |         for(a=1,a<10,a++) {
      |            ^
Language: C++

#include<iostream>
using namespace std;

int main()
{
	int a;
	int b;
	for(a=1,a<10,a++) {
		for(b=1,b<10,b++) {
			cout << a << "x" << b << "=" << a*b << "%n"???
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:25: error: expected ';' before ')' token
    8 |         for(a=1,a<10,a++) {
      |                         ^
      |                         ;
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ';' before 'return'
   12 |         }
      |          ^
      |          ;
   13 |         return 0;
      |         ~~~~~~
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ')' before 'return'
   12 |         }
      |          ^
      |          )
   13 |         return 0;
      |         ~~~~~~
a.cc:8:12: note: to match this '('
    8 |         for(a=1,a<10,a++) {
      |            ^
Language: C++

#include<iostream>
using namespace std;

int main()
{
	int a;
	int b;
	for (a=1,a<10,a++) {
		for (b=1,b<10,b++) {
			cout << a << "x" << b << "=" << a*b << endl;
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:26: error: expected ';' before ')' token
    8 |         for (a=1,a<10,a++) {
      |                          ^
      |                          ;
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ';' before 'return'
   12 |         }
      |          ^
      |          ;
   13 |         return 0;
      |         ~~~~~~
a.cc:13:9: error: expected primary-expression before 'return'
   13 |         return 0;
      |         ^~~~~~
a.cc:12:10: error: expected ')' before 'return'
   12 |         }
      |          ^
      |          )
   13 |         return 0;
      |         ~~~~~~
a.cc:8:13: note: to match this '('
    8 |         for (a=1,a<10,a++) {
      |             ^
Language: C++

#include<iostream>
using namespace std;

int main() {
	int a;
	int b;
	for (a=1,a<10,a++) {
		for (b=1,b<10,b++) {
			cout << a << "x" << b << "=" << a*b << endl;
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:26: error: expected ';' before ')' token
    7 |         for (a=1,a<10,a++) {
      |                          ^
      |                          ;
a.cc:12:9: error: expected primary-expression before 'return'
   12 |         return 0;
      |         ^~~~~~
a.cc:11:10: error: expected ';' before 'return'
   11 |         }
      |          ^
      |          ;
   12 |         return 0;
      |         ~~~~~~
a.cc:12:9: error: expected primary-expression before 'return'
   12 |         return 0;
      |         ^~~~~~
a.cc:11:10: error: expected ')' before 'return'
   11 |         }
      |          ^
      |          )
   12 |         return 0;
      |         ~~~~~~
a.cc:7:13: note: to match this '('
    7 |         for (a=1,a<10,a++) {
      |             ^
Language: C++

#include<iostream>

int main(){
	int a,b;
	for(a=1;a<=9;a++){
		for(b=1;b<=9;b++){
			std::cout<<a<<"x"<<b<<"="<<a*b<<std::endl;
			}
		}
	sys
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'sys' was not declared in this scope
   10 |         sys
      |         ^~~
Language: C++

#include <iostream>
using namespace std;
int main(){
	int a,b,c;
		for(a=1;a<10;++a){
			for(b=1;b<10;++b){
				c=a*b;
				std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
				}
		}
		system("pause");
	 return 0;
	}

Compiler output:
a.cc:8:59: warning: missing terminating " character
    8 |                                 std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
      |                                                           ^
a.cc:8:59: error: missing terminating " character
    8 |                                 std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
      |                                                           ^~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:33: error: expected primary-expression before '}' token
    9 |                                 }
      |                                 ^
Language: C++

#include <iostream>
using namespace std;
int main(){
	int a,b,c;
		for(a=1;a<10;++a){
			for(b=1;b<10;++b){
				c=a*b;
				std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
				}
		}
	
	 return 0;
	}

Compiler output:
a.cc:8:59: warning: missing terminating " character
    8 |                                 std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
      |                                                           ^
a.cc:8:59: error: missing terminating " character
    8 |                                 std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
      |                                                           ^~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:33: error: expected primary-expression before '}' token
    9 |                                 }
      |                                 ^
Language: C++

#include <iostream>
int main(){
	int a,b,c;
		for(a=1;a<10;++a){
			for(b=1;b<10;++b){
				c=a*b;
				std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
				}
		}
	
	 return 0;
	}

Compiler output:
a.cc:7:59: warning: missing terminating " character
    7 |                                 std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
      |                                                           ^
a.cc:7:59: error: missing terminating " character
    7 |                                 std::cout<<a<<"テδ?<<b<<"="<<c<<std::endl;
      |                                                           ^~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:8:33: error: expected primary-expression before '}' token
    8 |                                 }
      |                                 ^
Language: C++

int main(){
	int a,b;
	for(a=1;a<=9;a++){
		for(b=1;b<=9;b++)
		std::cout<< a << "x" << b << "=" << a*b <<std::endl;
	}
	return 0;
	}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:22: error: 'cout' is not a member of 'std'
    5 |                 std::cout<< a << "x" << b << "=" << a*b <<std::endl;
      |                      ^~~~
a.cc:1:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | int main(){
a.cc:5:64: error: 'endl' is not a member of 'std'
    5 |                 std::cout<< a << "x" << b << "=" << a*b <<std::endl;
      |                                                                ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | int main(){
Language: C++

#include<iostream>
using namespace std;
int main(){
for(int i=1;i<10;i++){
 for(int j=1;j<10; j++){
   cout << i <<"x" << j << "=" <i*j << endl; 
}
}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:37: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
    6 |    cout << i <<"x" << j << "=" <i*j << endl;
      |                                 ~~~~^~~~~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
 for(int i=1;i<10;i++){
  for(int j=1;j<10; j++){
    cout << i <<"x" << j << "=" <i*j << endl; 
   }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:38: error: invalid operands of types 'int' and '<unresolved overloaded function type>' to binary 'operator<<'
    7 |     cout << i <<"x" << j << "=" <i*j << endl;
      |                                  ~~~~^~~~~~~
Language: C++

class Main{
    public static void main(String[] a){

int i,j, k;
		for(i=1; i<=9; ){
			for(j=1; j<=9; j++){
				k = i*j;
				System.out.println(i + "x" + j + "=" + k);	
			
			}
	
	i++; }    

}
}

Compiler output:
a.cc:2:11: error: expected ':' before 'static'
    2 |     public static void main(String[] a){
      |           ^~~~~~~
      |           :
a.cc:2:29: error: 'String' has not been declared
    2 |     public static void main(String[] a){
      |                             ^~~~~~
a.cc:2:38: error: expected ',' or '...' before 'a'
    2 |     public static void main(String[] a){
      |                                      ^
a.cc:15:2: error: expected ';' after class definition
   15 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Main::main(int*)':
a.cc:8:33: error: 'System' was not declared in this scope
    8 |                                 System.out.println(i + "x" + j + "=" + k);
      |                                 ^~~~~~
a.cc:8:64: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
    8 |                                 System.out.println(i + "x" + j + "=" + k);
      |                                                    ~~~~~~~~~~~ ^ ~~~
      |                                                            |     |
      |                                                            |     const char [2]
      |                                                            const char*
Language: C++

#include<iostream>
using namespace std;

int main(){
	for(int i=1;i<10;i++){
		for(int j=1;j<10;j++){
			count << i << "x" << j << "=" << (i*j);
		}
	}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:25: error: 'count' was not declared in this scope
    7 |                         count << i << "x" << j << "=" << (i*j);
      |                         ^~~~~
Language: C++

#include<stdio.h>
int main()
{
int i;
float s, a;

s = 1
a = 2
for (s = 1; s <= 10; s = s + 1) {
for (a = 2; a <=10; a = a + 1) {
 i=s*a;

printf("i=%d, i=%f\n",i );
}
}}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:6: error: expected ';' before 'a'
    7 | s = 1
      |      ^
      |      ;
    8 | a = 2
      | ~     
a.cc:9:31: error: expected ';' before ')' token
    9 | for (s = 1; s <= 10; s = s + 1) {
      |                               ^
      |                               ;
Language: C++

<?php
for($i=1;$i<10;$i++) {
	for($j=1;$j<10;$j++) {
		echo $i."x".$j."=".$i*$j."\n";
	}
}

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:2:10: error: '$i' does not name a type
    2 | for($i=1;$i<10;$i++) {
      |          ^~
a.cc:2:16: error: '$i' does not name a type
    2 | for($i=1;$i<10;$i++) {
      |                ^~
Language: C++

class Main{
    public static void main(String[] a){
    	
    	
    	for(int i=1; i<10; i++){
    		for(int j=1; j<10; j++){
    			System.out.print( i*j + " ");
    		}
    		System.out.println(" ");
    	}
    	
    	
    }
}

Compiler output:
a.cc:2:11: error: expected ':' before 'static'
    2 |     public static void main(String[] a){
      |           ^~~~~~~
      |           :
a.cc:2:29: error: 'String' has not been declared
    2 |     public static void main(String[] a){
      |                             ^~~~~~
a.cc:2:38: error: expected ',' or '...' before 'a'
    2 |     public static void main(String[] a){
      |                                      ^
a.cc:14:2: error: expected ';' after class definition
   14 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Main::main(int*)':
a.cc:7:25: error: 'System' was not declared in this scope
    7 |                         System.out.print( i*j + " ");
      |                         ^~~~~~
a.cc:9:17: error: 'System' was not declared in this scope
    9 |                 System.out.println(" ");
      |                 ^~~~~~
Language: C++

include <stdio.h>
int main(void){
  int num=0;
  int i=0;
  for(i=1;i<10;i++){
    num=i*i;
    printf("%dx%d=%d\n", i, i, num);
  }
  return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <stdio.h>
      | ^~~~~~~
Language: C++

i = 1
s = 1
while i < 10
 while s < 10
  t = i*s
  puts i.to_s + 'x' + s.to_s + '=' + t.to_s
  s += 1
  end
 s = 1
 i += 1
end

Compiler output:
a.cc:1:1: error: 'i' does not name a type
    1 | i = 1
      | ^
Language: C++

for num1 in 1..9
for num2 in 1..9
puts "#{num1}x#{num2}=#{num1*num2}"
end
end

Compiler output:
a.cc:1:13: error: too many decimal points in number
    1 | for num1 in 1..9
      |             ^~~~
a.cc:2:13: error: too many decimal points in number
    2 | for num2 in 1..9
      |             ^~~~
a.cc:1:1: error: expected unqualified-id before 'for'
    1 | for num1 in 1..9
      | ^~~
Language: C++

#include<iostream>
using namespace std;

int main(){
    for(i = 0; i < 9; ++i){
      for(i = 0; i < 9; ++i){
        cout << i << "x" << j << "=" << i * j << endl;
         }
       }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'i' was not declared in this scope
    5 |     for(i = 0; i < 9; ++i){
      |         ^
a.cc:7:29: error: 'j' was not declared in this scope
    7 |         cout << i << "x" << j << "=" << i * j << endl;
      |                             ^
Language: C++

#include<iostream>
using namespace std;

int main(){
    for(i = 0; i < 9; ++i){
      for(j = 0; j < 9; ++j){
        cout << i << "x" << j << "=" << i * j << endl;
         }
       }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'i' was not declared in this scope
    5 |     for(i = 0; i < 9; ++i){
      |         ^
a.cc:6:11: error: 'j' was not declared in this scope
    6 |       for(j = 0; j < 9; ++j){
      |           ^
Language: C++

using System.Collections;
using System.Collections.Generic;

int main(){

		for (int i = 1; i <= 9; i++) {

			for (int j = 1; j <= 9; j++) {

				int re = i * j;
Console.WriteLine(re);

			}
		}
}

Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System.Collections;
      |       ^~~~~~
a.cc:2:7: error: expected nested-name-specifier before 'System'
    2 | using System.Collections.Generic;
      |       ^~~~~~
a.cc: In function 'int main()':
a.cc:11:1: error: 'Console' was not declared in this scope
   11 | Console.WriteLine(re);
      | ^~~~~~~
Language: C++

class Test {
    static void Main() {
 
            for (int i = 1; i <= 9; i++) {
 
                for (int j = 1; j <= 9; j++) {
 
                    int re = i * j;
 
Console.Write(i);
Console.Write("+");
Console.Write(j);
Console.Write("=");
Console.Write(re);
 
                }
            }
    }
}

Compiler output:
a.cc:19:2: error: expected ';' after class definition
   19 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Test::Main()':
a.cc:10:1: error: 'Console' was not declared in this scope
   10 | Console.Write(i);
      | ^~~~~~~
Language: C++

#!/usr/bin/env python
# -*- coding: utf-8 -*-
for i in range(10):
    for j in range(10):
        print str(i) + "x" + str(j) + "=" + str(i*j)

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #!
    1 | #!/usr/bin/env python
      |  ^
a.cc:2:3: error: invalid preprocessing directive #-
    2 | # -*- coding: utf-8 -*-
      |   ^
a.cc:3:1: error: expected unqualified-id before 'for'
    3 | for i in range(10):
      | ^~~
Language: C++

#!/usr/bin/env python
# -*- coding: utf-8 -*-
for i in range(1, 10):
    for j in range(1, 10):
        print str(i) + "x" + str(j) + "=" + str(i*j)

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #!
    1 | #!/usr/bin/env python
      |  ^
a.cc:2:3: error: invalid preprocessing directive #-
    2 | # -*- coding: utf-8 -*-
      |   ^
a.cc:3:1: error: expected unqualified-id before 'for'
    3 | for i in range(1, 10):
      | ^~~
Language: C++

#include <iostream>

int mian()
{
    for(int i = 1; i < 10; ++i) for(int j = 1; j < 10; ++j) std::cout << i << "x" << j << i*j << std::endl;
    return 0;
}

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

#include <iostream>

int mian()
{
    for(int i = 1; i < 10; ++i) for(int j = 1; j < 10; ++j) std::cout << i << "x" << j << "=" << i*j << std::endl;
    return 0;
}

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

#include <stdio.h>

//１０個のデータを入力し、大きい順で３つのデータを取り出すプログラム

int main(void)
{
	int i, j;		//繰り返し変数
	int h[10];		//データ格納スペース
	int n = 0;			//一時変数
	int rank[3];	//順位付けしたデータを格納

	for (i = 0; i < 10; i++){
		scanf("%d", &h[i]);
	}
	for (j = 0; j < 3; j++){
		for (i = 0; i < 10; i++){
			if (h[n] < h[i]){
				n = i;
			}
		}
		rank[j] = h[n];
		h[n] = -1;
		n = 0;
	}


	h[first] = -1;

	for (i = 0; i < 10; i++){
		if (h[second] < h[i]){
			second = i;
		}
	}

	h[second] = -1;
	for (i = 0; i < 10; i++){
		if (h[third] < h[i]){
			third = i;
		}
	}
	printf("%d\n", rank[0]);
	printf("%d\n", rank[1]);
	printf("%d\n", rank[2]);

	return (0);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:11: error: 'first' was not declared in this scope
   27 |         h[first] = -1;
      |           ^~~~~
a.cc:30:23: error: 'second' was not declared in this scope
   30 |                 if (h[second] < h[i]){
      |                       ^~~~~~
a.cc:35:11: error: 'second' was not declared in this scope
   35 |         h[second] = -1;
      |           ^~~~~~
a.cc:37:23: error: 'third' was not declared in this scope
   37 |                 if (h[third] < h[i]){
      |                       ^~~~~
Language: C++

using System;

class latte
{
    public static void Main()
    {
        for (int i = 1; i <= 9; i++)
        {
            for (int j = 1; j <= 9; j++)
            {
                Console.WriteLine(i+"x"+j+"="+i*j);
            }
        }

    }

}

Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System;
      |       ^~~~~~
a.cc:5:11: error: expected ':' before 'static'
    5 |     public static void Main()
      |           ^~~~~~~
      |           :
a.cc:17:2: error: expected ';' after class definition
   17 | }
      |  ^
      |  ;
a.cc: In static member function 'static void latte::Main()':
a.cc:11:17: error: 'Console' was not declared in this scope
   11 |                 Console.WriteLine(i+"x"+j+"="+i*j);
      |                 ^~~~~~~
a.cc:11:42: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
   11 |                 Console.WriteLine(i+"x"+j+"="+i*j);
      |                                   ~~~~~~~^~~~
      |                                        |  |
      |                                        |  const char [2]
      |                                        const char*
Language: C++

#include<iostream>
using namespace std;

int main(){

    int i,j
    for(i=1,i<10,i++)
   {
        for(j=1,j<10,i++)
          {
               cout<<i<<"X"<<j<<"="<<i*j<<endl;   
           }
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: expected initializer before 'for'
    7 |     for(i=1,i<10,i++)
      |     ^~~
Language: C++

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

class C {
	int a[32][32];
};

class D {
public: 
	D() : a(28, std::vector<int>(28)){}
private:
	std::vector<std::vector<int>> a;
};

int main()
{
	C *p = new C[10000];
	p[9999][31][31] = 1;
	// D *q = new D[10000];
	// q[9999][27][27] = 1;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:16: error: no match for 'operator[]' (operand types are 'C' and 'int')
   19 |         p[9999][31][31] = 1;
      |                ^
Language: C++

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

class C {
public:
	int a[32][32];
};

class D {
public: 
	D() : a(28, std::vector<int>(28)){}
	std::vector<std::vector<int> > a;
};

int main()
{
	// C *p = new C[10000];
	// p[9999].a[31][31] = 1;
	D *q = new D[10000];
	q[9999][27][27] = 1;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:16: error: no match for 'operator[]' (operand types are 'D' and 'int')
   21 |         q[9999][27][27] = 1;
      |                ^
Language: C++

#include <stdio.h>
??
int main()
{
????????for(int i = 1; i <= 9; i++)
????????{
????????????????for(int j = 1; j <= 9; j++)
????????????????{
????????????????????????printf("%dx%d=%d\n", i, j, i * j);
????????????????}
????????}
??
????????return 0;
}

Compiler output:
a.cc:2:1: error: expected unqualified-id before '?' token
    2 | ??
      | ^
Language: C++

int x, y;
for (x=1;x<=9;x++) {
  for (y=1;y<=9;y++) {
    System.out.println(x + "x" + y + "=" + (x * y));
  }  
}

Compiler output:
a.cc:2:1: error: expected unqualified-id before 'for'
    2 | for (x=1;x<=9;x++) {
      | ^~~
a.cc:2:10: error: 'x' does not name a type
    2 | for (x=1;x<=9;x++) {
      |          ^
a.cc:2:15: error: 'x' does not name a type
    2 | for (x=1;x<=9;x++) {
      |               ^
Language: C++

#include <iostream>
  2 using namespace std;
  3
  4 int main(){
  5   for(int i=1;i<10;++i){
  6     for(int j=1;j<10;++j){
  7       cout << i << "x" << j << "=" << i*j << endl;
  8     }
  9   }
 10   return 0;
 11 }

Compiler output:
a.cc:2:3: error: expected unqualified-id before numeric constant
    2 |   2 using namespace std;
      |   ^
a.cc:3:3: error: expected unqualified-id before numeric constant
    3 |   3
      |   ^
Language: C++

#include<stdio.h>
int main(){
int i,j;
for(i=1;i<10;i++){
for(j=1;j<10;j++){
printf("i*j"/n);
}
}

return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:14: error: 'n' was not declared in this scope
    6 | printf("i*j"/n);
      |              ^
Language: C++

#include <iostream>

using namespace std;

int main(){

for(int i = 1; i < 10; i++){
for(int j = 1; j < 10; j++){
cout << i "x"  j "=" i * j << endl;
}
}

}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:10: error: expected ';' before string constant
    9 | cout << i "x"  j "=" i * j << endl;
      |          ^~~~
      |          ;
Language: C++

#include <iostream>

using namespace std;

int main(){

for(int i = 1; i < 10; i++){
for(int j = 1; j < 10; j++){
cout << i + "x" +  j + "=" + (i * j) << endl;
}
}

}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:22: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
    9 | cout << i + "x" +  j + "=" + (i * j) << endl;
      |         ~~~~~~~~~~~~ ^ ~~~
      |                 |      |
      |                 |      const char [2]
      |                 const char*
Language: C++

#include<iostream>
using namespace std;

int main(){

　　for (int i = 1; i <= 9; i++){
        cout << i << "x1=" << i*1 << endl;
        cout << i << "x2=" << i*2 << endl;
        cout << i << "x3=" << i*3 << endl;
        cout << i << "x4=" << i*4 << endl;
        cout << i << "x5=" << i*5 << endl;
        cout << i << "x6=" << i*6 << endl;
        cout << i << "x7=" << i*7 << endl;
        cout << i << "x8=" << i*8 << endl;
        cout << i << "x9=" << i*9 << endl;

    }　
    return 0;
}

Compiler output:
a.cc:6:1: error: extended character 　 is not valid in an identifier
    6 | 　　for (int i = 1; i <= 9; i++){
      | ^
a.cc:6:1: error: extended character 　 is not valid in an identifier
a.cc:17:6: error: extended character 　 is not valid in an identifier
   17 |     }　
      |      ^
a.cc: In function 'int main()':
a.cc:6:10: error: expected primary-expression before 'int'
    6 | 　　for (int i = 1; i <= 9; i++){
      |          ^~~
a.cc:6:21: error: 'i' was not declared in this scope
    6 | 　　for (int i = 1; i <= 9; i++){
      |                     ^
a.cc:17:6: error: '\U00003000' was not declared in this scope
   17 |     }　
      |      ^~
Language: C++

#include<bits/stdc++.h>
using namestace std;
int mian(){
int a = 1;
for(int i = 0; i < 1e9; i++){
a *= 10;
a %= 10000;
}
return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namestace'
    2 | using namestace std;
      |       ^~~~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int mian(){
int a = 1;
for(int i = 0; i < 1e9; i++){
a *= 10;
a %= 10000;
}
return 0;
}

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

public class Main {
	public static void main(String[] args) {
		for(int i = 1; i <= 9; i++) {
			for(int j = 1; j <= 9; j++) {
				System.out.printf("%dx%d=%d\n", i, j, i*j);
			}
		}
	}
}

Compiler output:
a.cc:1:1: error: expected unqualified-id before 'public'
    1 | public class Main {
      | ^~~~~~
Language: C++

#include<iostream>
using namespace std;

int main()
{
	int i, j, x;

	for (i = 1; i <= 9; i++){
		for (j = 1; j <= 9; j++){
			x = i * j;
			printf("%6d", x);
		}
		printf("\n");
	}
	return ;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:9: error: return-statement with no value, in function returning 'int' [-fpermissive]
   15 |         return ;
      |         ^~~~~~
Language: C++

<?php
  foreach(range(1,9) as $ele1){
    foreach(range(1,9) as $ele2){
      /* echo "{$ele1}x{$ele2}=".$ele1*$ele2."\n"; */
      echo $ele1."x".$ele2."=".$ele1i*$ele2."\n";
    }
  }
?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:8:1: error: expected unqualified-id before '?' token
    8 | ?>
      | ^
Language: C++

#include <iostream>
using namespase std;

int main(void){


for(int i=1;i<=9;i++){
 for(int j=1;j<=9;j++){
cout << ixj=i*j
 }
}


}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespase'
    2 | using namespase std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 | cout << ixj=i*j
      | ^~~~
      | std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:9: error: 'ixj' was not declared in this scope
    9 | cout << ixj=i*j
      |         ^~~
Language: C++

#include <iostream>
using namespase std;

int main(void){


for(int i=1;i<=9;i++){
 for(int j=1;j<=9;j++){
cout << ixj=i*j;
 }
return 0;
}


}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespase'
    2 | using namespase std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 | cout << ixj=i*j;
      | ^~~~
      | std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:9: error: 'ixj' was not declared in this scope
    9 | cout << ixj=i*j;
      |         ^~~
Language: C++

#include <iostream>
using namespase std;

int main(void){


for(int i=1;i<=9;i++){
 for(int j=1;j<=9;j++){
cout <<ixj=i*j;
 }
return 0;
}


}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespase'
    2 | using namespase std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 | cout <<ixj=i*j;
      | ^~~~
      | std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:8: error: 'ixj' was not declared in this scope
    9 | cout <<ixj=i*j;
      |        ^~~
Language: C++

#include <iostream>
using namespase std;

int main(){


for(int i=1;i<=9;i++){
 for(int j=1;j<=9;j++){
cout <<ixj=i*j;
 }
}

return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespase'
    2 | using namespase std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 | cout <<ixj=i*j;
      | ^~~~
      | std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:8: error: 'ixj' was not declared in this scope
    9 | cout <<ixj=i*j;
      |        ^~~
Language: C++

#include <iostream>
using namespase std;

int main{
return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespase'
    2 | using namespase std;
      |       ^~~~~~~~~
a.cc:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:5:1: error: expected primary-expression before 'return'
    5 | return 0;
      | ^~~~~~
a.cc:5:1: error: expected '}' before 'return'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:6:1: error: expected declaration before '}' token
    6 | }
      | ^
Language: C++

#include <iostream>
using namespace std;

int main{
return 0;
}

Compiler output:
a.cc:4:5: error: cannot declare '::main' to be a global variable
    4 | int main{
      |     ^~~~
a.cc:5:1: error: expected primary-expression before 'return'
    5 | return 0;
      | ^~~~~~
a.cc:5:1: error: expected '}' before 'return'
a.cc:4:9: note: to match this '{'
    4 | int main{
      |         ^
a.cc:6:1: error: expected declaration before '}' token
    6 | }
      | ^
Language: C++

#include <iostream>

using namespace std;

int main()
{
cin >>;
    cout <<;
 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: expected primary-expression before ';' token
    7 | cin >>;
      |       ^
a.cc:8:12: error: expected primary-expression before ';' token
    8 |     cout <<;
      |            ^
Language: C++

#include <iostream>
using namespace std;

int main(){

 for(int y = 1; y < 10; y++){
  for(int x = 1: x < 10; x++){
   cout << y << "x" << x << "=" << x*y << endl;
   
  }
 }

 return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: initializer in range-based 'for' loop
    7 |   for(int x = 1: x < 10; x++){
      |             ^
a.cc:7:24: error: expected ')' before ';' token
    7 |   for(int x = 1: x < 10; x++){
      |      ~                 ^
      |                        )
a.cc:7:26: error: 'x' was not declared in this scope
    7 |   for(int x = 1: x < 10; x++){
      |                          ^
Language: C++

for i in range(1,10):
    for j in range(1,10):
        qq=str(i)+"x"+str(j)+"="+str(i*j);
        print(qq);

Compiler output:
a.cc:1:1: error: expected unqualified-id before 'for'
    1 | for i in range(1,10):
      | ^~~
a.cc:4:14: error: expected constructor, destructor, or type conversion before '(' token
    4 |         print(qq);
      |              ^
Language: C++

#include<cstdio>
#include<vector>
#include<algorithm>
#include<iostream>
#include<cassert>
#include<cstring>
#include<queue>
#include<stack>
#include<map>
#include<set>
#include<string>
using namespace std;
typedef pair<int,int>pint;
typedef vector<int>vint;
#define pb push_back
#define mp make_pair
#define rep(i,n) for(int i=0;i<(n);i++)
template<class T,class U>void chmin(T &t,U f){if(t>f)t=f;}
template<class T,class U>void chmax(T &t,U f){if(t<f)t=f;}

const int SIZE=10000;

struct edge{
    int to,cost;
    edge(int to,int cost):to(to),cost(cost){}
};

int N,K;
vector<edge>G[SIZE];

bool centroid[SIZE];
int subtree_size[SIZE];

int ans;

int compute_subtree_size(int v,int p){
    int c=1;
    rep(i,G[v].size()){
        int to=G[v][i].to;
        if(to==p||centroid[to])continue;
        c+=compute_subtree_size(to,v);
    }
    subtree_size[v]=c;
    return c;
}

pint search_centroid(int v,int p,int t){
    pint res=mp(INT_MAX,-1);
    int s=1,m=0;
    rep(i,G[v].size()){
        int to=G[v][i].to;
        if(to==p||centroid[to])continue;
        res=min(res,search_centroid(to,v,t));
        m=max(m,subtree_size[to]);
        s+=subtree_size[to];
    }

    m=max(m,t-s);
    res=min(res,mp(m,v));
    return res;
}

void enumerate_paths(int v,int p,int d,vint &ds){
    ds.pb(d);
    rep(i,G[v].size()){
        int to=G[v][i].to;
        if(to==p||centroid[to])continue;
        enumerate_paths(to,v,d+G[v][i].cost,ds);
    }
}

int count_pairs(vint &ds){
    int res=0;
    sort(ds.begin(),ds.end());
    int j=ds.size();
    rep(i,ds.size()){
        while(j>0&&ds[i]+ds[j-1]>K)j--;
        res+=j-(j>i?1:0);
    }
    return res/2;
}

void solve_subproblem(int v){
    compute_subtree_size(v,-1);
    int s=search_centroid(v,-1,subtree_size[v]).second;
    centroid[s]=true;

    rep(i,G[s].size()){
        if(centroid[G[s][i].to])continue;
        solve_subproblem(G[s][i].to);
    }

    vint ds;
    ds.pb(0);
    rep(i,G[s].size()){
        if(centroid[G[s][i].to])continue;
        vint tds;
        enumerate_paths(G[s][i].to,s,G[s][i].cost,tds);

        ans-=count_pairs(tds);
        ds.insert(ds.end(),tds.begin(),tds.end());
    }

    ans+=count_pairs(ds);
    centroid[s]=false;
}

int main(){

    while(scanf("%d%d",&N,&K),N||K){
        rep(i,N)G[i].clear();
        ans=0;

        rep(i,N-1){
            int a,b,c;
            scanf("%d%d%d",&a,&b,&c);
            a--;b--;
            G[a].pb(edge(b,c));
            G[b].pb(edge(a,c));
        }

        solve_subproblem(0);
        printf("%d\n",ans);
    }

    return 0;
}

Compiler output:
a.cc: In function 'pint search_centroid(int, int, int)':
a.cc:48:17: error: 'INT_MAX' was not declared in this scope
   48 |     pint res=mp(INT_MAX,-1);
      |                 ^~~~~~~
a.cc:11:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
   10 | #include<set>
  +++ |+#include <climits>
   11 | #include<string>
Language: C++

#include<iostream>
using namespace std;

int main(){

for(i = 1;i<10;i++)
    for(j = 1;j<10;j++)
        cout<<i<<"x"<<j<<"="<<i*j<<"\n";

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'i' was not declared in this scope
    6 | for(i = 1;i<10;i++)
      |     ^
a.cc:7:9: error: 'j' was not declared in this scope
    7 |     for(j = 1;j<10;j++)
      |         ^
Language: C++

#include<iostream>
using namespace std;

int main(){
    for(i = 1; i < 10; i++) {
        for(j = 1; i < 10; j++) {
            cout << i << 'x' << j << '=' << i * j;
        }
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'i' was not declared in this scope
    5 |     for(i = 1; i < 10; i++) {
      |         ^
a.cc:6:13: error: 'j' was not declared in this scope
    6 |         for(j = 1; i < 10; j++) {
      |             ^
Language: C++

#include<iosteream>
int main(){
for(int i=1;i<=9;++i){
for(int j=1;j<=9;++j){
std::cout<<i<<"x"<<j<<"="<<i*j<<std::endl;
}
}
return 0;
}

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

#include<iostream>
int main(void){
        for(int a=1;a>=9;a++){
                cout<<a<<"??";
                for(int b=1;b>=9;b++){
                        cout<<b<<"="<<endl;
                }
        }
        return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:17: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    4 |                 cout<<a<<"??";
      |                 ^~~~
      |                 std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:6:39: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    6 |                         cout<<b<<"="<<endl;
      |                                       ^~~~
      |                                       std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include<iostream>
using namespace std;

int main(void){
        for(int a=1;a<=9;a++){
                for(int b=1;b<=9;b++){
                        cout<<a<<"??"<<b<<"="<<a*b<<endl;
                }
        }
        return 0;
}
~                                                                                                                                                      
~       

Compiler output:
a.cc:13:1: error: expected class-name before '~' token
   13 | ~
      | ^
Language: C++

<?php 

for($i = 1; $i < 10; $i++){
	for($j = 1; $j < 10; $j++){
		$sum = $i*$j;
		echo "{$i}x{$j}={$sum}<br>";
	}
}


 ?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:3:13: error: '$i' does not name a type
    3 | for($i = 1; $i < 10; $i++){
      |             ^~
a.cc:3:22: error: '$i' does not name a type
    3 | for($i = 1; $i < 10; $i++){
      |                      ^~
a.cc:11:2: error: expected unqualified-id before '?' token
   11 |  ?>
      |  ^
Language: C++

<?php 

for($i = 1; $i < 10; $i++){
	for($j = 1; $j < 10; $j++){
		$sum = $i*$j;
		echo "{$i}x{$j}={$sum}<br>";
	}
}

 ?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:3:13: error: '$i' does not name a type
    3 | for($i = 1; $i < 10; $i++){
      |             ^~
a.cc:3:22: error: '$i' does not name a type
    3 | for($i = 1; $i < 10; $i++){
      |                      ^~
a.cc:10:2: error: expected unqualified-id before '?' token
   10 |  ?>
      |  ^
Language: C++

<?php 

for($i = 1; $i < 10; $i++){
	for($j = 1; $j < 10; $j++){
		$sum = $i*$j;
		echo "{$i}x{$j}={$sum}\n";
	}
}

?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:3:13: error: '$i' does not name a type
    3 | for($i = 1; $i < 10; $i++){
      |             ^~
a.cc:3:22: error: '$i' does not name a type
    3 | for($i = 1; $i < 10; $i++){
      |                      ^~
a.cc:10:1: error: expected unqualified-id before '?' token
   10 | ?>
      | ^