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

#include<iostream>
int main(){
int a=1,b=1;
int c;
for(int i=0;i++;i<9){
for(int j=0;j++;j<9){
c=a*b;
cout<<a<<"x"<<b<<"="<<c<<endl;
b++;
}
a++;
}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 | cout<<a<<"x"<<b<<"="<<c<<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:8:26: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 | cout<<a<<"x"<<b<<"="<<c<<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(){
int a=1,b=1;
int c;
for(int i=0;i<9;i++){
for(int j=0;j<9;j++){
c=a*b;
cout<<a<<"x"<<b<<"="<<c<<endl;
b++;
}
a++;
}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 | cout<<a<<"x"<<b<<"="<<c<<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:8:26: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 | cout<<a<<"x"<<b<<"="<<c<<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)throws Exception{
                for(int i=1; i<10; i++){
                        for(int j=1; j<10; j++){
                                System.out.println(i + "x" + j + "=" + (i*j));
                        }
                }
        }
}

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

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

Compiler output:
a.cc: In function 'int main()':
a.cc:2:8: error: 'i' was not declared in this scope
    2 |   for (i = 1; i<9; i++){
      |        ^
a.cc:3:5: error: 'printf' was not declared in this scope
    3 |     printf("%d×%d=%d", i, i, i*i);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | int main(){
Language: C++

int main(void){
  int i;
  for (i=1; i<9; i++){
    printf("%d×%d=%d", i, i, i*i);
  }}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'printf' was not declared in this scope
    4 |     printf("%d×%d=%d", i, i, i*i);
      |     ^~~~~~
a.cc:1:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
  +++ |+#include <cstdio>
    1 | int main(void){
Language: C++

#include <stdio.h>

int main(void){
  int i,j;
  for (i=1; i<10; i++){
    for(j=1,j<10;j++){
    printf("%d×%d=%d", i, j, i*j);
    }}}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:21: error: expected ';' before ')' token
    6 |     for(j=1,j<10;j++){
      |                     ^
      |                     ;
Language: C++

# include<iostream>
using namespace std;
int main()
{
    int i,j;
    for(i=1;i<10;i++)
         for(j=1;j<10;j++)
              cout<<i<<'<<j<<i*j<<endl;
    return 0;
}

Compiler output:
a.cc:8:24: warning: missing terminating ' character
    8 |               cout<<i<<'<<j<<i*j<<endl;
      |                        ^
a.cc:8:24: error: missing terminating ' character
    8 |               cout<<i<<'<<j<<i*j<<endl;
      |                        ^~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:5: error: expected primary-expression before 'return'
    9 |     return 0;
      |     ^~~~~~
Language: C++

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

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:9:2: error: expected ';' after class definition
    9 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Main::main(int*)':
a.cc:5:33: error: 'System' was not declared in this scope
    5 |                                 System.out.println(i + "x" + j + "=" + i * j);
      |                                 ^~~~~~
a.cc:5:64: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
    5 |                                 System.out.println(i + "x" + j + "=" + i * j);
      |                                                    ~~~~~~~~~~~ ^ ~~~
      |                                                            |     |
      |                                                            |     const char [2]
      |                                                            const char*
Language: C++

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace supermanse
{
    class Program
    {
        static void Main(string[] args)
        {
            int a = 1;
            int b = 1;
            int c;
            for (; ; )
            {
                c = a * b;
                Console.WriteLine("" + a + "x" + b + "=" + c + "");
                b++;
                if (b == 10) { a++; b = 1; }
                if (a == 10) { break; }
            }
        }
    }
}

Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System;
      |       ^~~~~~
a.cc:2:7: error: expected nested-name-specifier before 'System'
    2 | using System.Collections.Generic;
      |       ^~~~~~
a.cc:3:7: error: expected nested-name-specifier before 'System'
    3 | using System.Linq;
      |       ^~~~~~
a.cc:4:7: error: expected nested-name-specifier before 'System'
    4 | using System.Text;
      |       ^~~~~~
a.cc:10:26: error: 'string' has not been declared
   10 |         static void Main(string[] args)
      |                          ^~~~~~
a.cc:10:35: error: expected ',' or '...' before 'args'
   10 |         static void Main(string[] args)
      |                                   ^~~~
a.cc:24:6: error: expected ';' after class definition
   24 |     }
      |      ^
      |      ;
a.cc: In static member function 'static void supermanse::Program::Main(int*)':
a.cc:18:17: error: 'Console' was not declared in this scope
   18 |                 Console.WriteLine("" + a + "x" + b + "=" + c + "");
      |                 ^~~~~~~
a.cc:18:42: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
   18 |                 Console.WriteLine("" + a + "x" + b + "=" + c + "");
      |                                   ~~~~~~ ^ ~~~
      |                                      |     |
      |                                      |     const char [2]
      |                                      const char*
Language: C++

#include <iostream.h>
using namespace std;

int main() {

    int i,j;
    for (i=1; i<=9; i++){
        for (j=1; j<=9; j++){
            cout << i << "x" << j << "=" << i*j << "\n";
        }
    }
    
    
    return 0;
}

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

#include <stdio.h>

int main(void)
{

	int i,j;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:10:56: error: expected ';' before '}' token
   10 |                         printf("%dx%d=%d\n", i, j, i*j)
      |                                                        ^
      |                                                        ;
   11 | }
      | ~
Language: C++

#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <queue>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <ctime>
#include <fstream>
#include <stdio.h>

using namespace std;

//conversion
//------------------------------------------
inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}

//typedef
//------------------------------------------
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef pair<int, PII> TII;
typedef long long LL;
typedef vector<LL> VLL;

//container util

//------------------------------------------
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())
#define MT(a,b,c) MP(a, MP(b, c))

//repetition
//------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)

int main(void){
	REP(i, 9){
		REP(j, 9){
			printf(str, "%dx%d=%d\n", i, j, i*j);
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:64:32: error: 'str' was not declared in this scope; did you mean 'std'?
   64 |                         printf(str, "%dx%d=%d\n", i, j, i*j);
      |                                ^~~
      |                                std
Language: C++

#include<iostream>
using namespace std;
int main()
{
    int i=1,k=1;
for(i=1;i<=9;i++)
{
    for(k=1;k<=9;k++)
    {cout<<i<<"<<k<<"="<<i*k<<endl;}
}
 return 0;
}

Compiler output:
a.cc:9:23: warning: missing terminating " character
    9 |     {cout<<i<<"<<k<<"="<<i*k<<endl;}
      |                       ^
a.cc:9:23: error: missing terminating " character
    9 |     {cout<<i<<"<<k<<"="<<i*k<<endl;}
      |                       ^~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:10:1: error: expected primary-expression before '}' token
   10 | }
      | ^
a.cc:12:2: error: expected '}' at end of input
   12 | }
      |  ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include<iostream>
using namespace std;
int main(){
    for(int i=1;i<=9;i++)
    for(int k=1;k<=9;k++)
    cout<<i<<'<<k<<'='<<i*k<<endl;
    return 0;
    }

Compiler output:
a.cc:6:14: warning: multi-character literal with 5 characters exceeds 'int' size of 4 bytes
    6 |     cout<<i<<'<<k<<'='<<i*k<<endl;
      |              ^~~~~~~
a.cc:6:22: warning: missing terminating ' character
    6 |     cout<<i<<'<<k<<'='<<i*k<<endl;
      |                      ^
a.cc:6:22: error: missing terminating ' character
    6 |     cout<<i<<'<<k<<'='<<i*k<<endl;
      |                      ^~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:7:5: error: expected primary-expression before 'return'
    7 |     return 0;
      |     ^~~~~~
Language: C++

#include<iostream>
using namespace std;
int main(){
    for(int i=1;i<=9;i++)
       for(int k=1;k<=9;k++)
         cout<<i<<'x'<<j<<'='<<i*j<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:24: error: 'j' was not declared in this scope
    6 |          cout<<i<<'x'<<j<<'='<<i*j<<endl;
      |                        ^
Language: C++


class Main{
    public static void main(String[] a){
    	int b=1;
    	int c=1;
    	do{
    		if(c<10){
    		System.out.println(b+"x"+c+"="+b*c);
    			c++;
    		}
    		else if(c>9){
    			b++;
    			c=1;
    		}
    	}while(b<10);

    }
}

Compiler output:
a.cc:3:11: error: expected ':' before 'static'
    3 |     public static void main(String[] a){
      |           ^~~~~~~
      |           :
a.cc:3:29: error: 'String' has not been declared
    3 |     public static void main(String[] a){
      |                             ^~~~~~
a.cc:3:38: error: expected ',' or '...' before 'a'
    3 |     public static void main(String[] a){
      |                                      ^
a.cc:18:2: error: expected ';' after class definition
   18 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Main::main(int*)':
a.cc:8:17: error: 'System' was not declared in this scope
    8 |                 System.out.println(b+"x"+c+"="+b*c);
      |                 ^~~~~~
a.cc:8:43: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
    8 |                 System.out.println(b+"x"+c+"="+b*c);
      |                                    ~~~~~~~^~~~
      |                                         |  |
      |                                         |  const char [2]
      |                                         const char*
Language: C++

<?php
for ( $i = 1; $i <= 9; ++ $i ) {
  for ( $j = 1; $j <= 9; ++ $j ) {
    echo "" . $i . "x" . $j . "=" . $i * $j . "\n";
  }
}
?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:2:15: error: '$i' does not name a type
    2 | for ( $i = 1; $i <= 9; ++ $i ) {
      |               ^~
a.cc:2:24: error: expected unqualified-id before '++' token
    2 | for ( $i = 1; $i <= 9; ++ $i ) {
      |                        ^~
a.cc:7:1: error: expected unqualified-id before '?' token
    7 | ?>
      | ^
Language: C++

<?php
for ( $i = 1; $i <= 9; ++ $i ) {
  for ( $j = 1; $j <= 9; ++ $j ) {
    echo "" . $i . "x" . $j . "=" . $i * $j;
  }
}
?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:2:15: error: '$i' does not name a type
    2 | for ( $i = 1; $i <= 9; ++ $i ) {
      |               ^~
a.cc:2:24: error: expected unqualified-id before '++' token
    2 | for ( $i = 1; $i <= 9; ++ $i ) {
      |                        ^~
a.cc:7:1: error: expected unqualified-id before '?' token
    7 | ?>
      | ^
Language: C++

#include<iostream>
using namespace std;

int main(){
    for(int i = 1; i <= 9; i++){
        for(int i = 1; i <= 9; i++){
            cout << i << "x" << j << "=" << i * j << endl;
        }
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:33: error: 'j' was not declared in this scope
    7 |             cout << i << "x" << j << "=" << i * j << endl;
      |                                 ^
Language: C++

#include <iostream>
usnig 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;
return 0;
}

Compiler output:
a.cc:2:1: error: 'usnig' does not name a type
    2 | usnig namespace std;
      | ^~~~~
a.cc: In function 'int main()':
a.cc:8:1: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 | cout<<i<<"x"<<j<<"="<<i*j<<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:8:28: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 | cout<<i<<"x"<<j<<"="<<i*j<<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<stdio.h>
main()
{

Compiler output:
a.cc:2:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    2 | main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:3:2: error: expected '}' at end of input
    3 | {
      | ~^
Language: C++

include <iostream>

using namespace std;

int main(int argc, char** argv)
{
        for (int i = 1; i <= 9; i++) {
                for (int j = 1; j <= 9; j++) {
                        cout << i << "x" << j << "=" << i * j << endl;
                }
        }
        return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <iostream>
      | ^~~~~~~
a.cc: In function 'int main(int, char**)':
a.cc:9:25: error: 'cout' was not declared in this scope
    9 |                         cout << i << "x" << j << "=" << i * j << endl;
      |                         ^~~~
a.cc:9:66: error: 'endl' was not declared in this scope
    9 |                         cout << i << "x" << j << "=" << i * j << endl;
      |                                                                  ^~~~
Language: C++

#include <iostream>
#include <conio.h>
 using namespace std;
int main()
{
 
    for(int i=1; i<=9; i++)
	{
        for(int x=1; x<=9; x++)
		{
            cout<<i*x<<endl;
		}
	}
	cin.get();
	getch();
    return 0;
}

Compiler output:
a.cc:2:10: fatal error: conio.h: No such file or directory
    2 | #include <conio.h>
      |          ^~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
using namespace std;

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

                  cout<<x*i=<<x*i<<endl;
			
		}
	}
	
	
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:29: error: expected primary-expression before '<<' token
   11 |                   cout<<x*i=<<x*i<<endl;
      |                             ^~
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:21: error: 'j' was not declared in this scope
    7 |         for(int x=1;j<10;++j)
      |                     ^
Language: C++

#include<iostream>

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:21: error: 'j' was not declared in this scope
    7 |         for(int x=1;j<10;++j)
      |                     ^
a.cc:9:57: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |             std::cout << i << 'x' << x << '=' << i*x << endl;
      |                                                         ^~~~
      |                                                         std::endl
In file included from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/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 i=1;i<10;++i)
    {
        for(int x=1;x<10;x++)
        {
            std::cout << i << 'x' << x << '=' << i*x << endl;
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:57: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |             std::cout << i << 'x' << x << '=' << i*x << endl;
      |                                                         ^~~~
      |                                                         std::endl
In file included from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/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 i=1;i<10;i++)
    {
        for(int x=1;x<10;x++)
        {
            std::cout << i << 'x' << x << '=' << i*x << endl;
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:57: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |             std::cout << i << 'x' << x << '=' << i*x << endl;
      |                                                         ^~~~
      |                                                         std::endl
In file included from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/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()
{
    for(int i=1;i<10;++i)
    {
        for(int x=1;j<10;++j)
        {
            cout << i << 'x' << j << '=' << i*j << endl;
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:21: error: 'j' was not declared in this scope
    7 |         for(int x=1;j<10;++j)
      |                     ^
Language: C++

#include<iostream>
using namespace std;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:6:31: error: unable to find numeric literal operator 'operator""a'
    6 |                 for(int j=1;j<10a;++j)
      |                               ^~~
Language: C++

#include<iostream>
using namespace std;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: 'i' was not declared in this scope
    7 |         for(i=1;i<=9;++i){
      |             ^
a.cc:8:21: error: 'j' was not declared in this scope
    8 |                 for(j=0;j<=9;++j){
      |                     ^
Language: C++

#include<iostream>

using namesoace std;

int main(void){

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

  return 0;
}

Compiler output:
a.cc:3:7: error: expected nested-name-specifier before 'namesoace'
    3 | using namesoace std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:9:7: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |       cout << i << "x" << j << "=" << << i*j << 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:9:39: error: expected primary-expression before '<<' token
    9 |       cout << i << "x" << j << "=" << << i*j << endl;
      |                                       ^~
a.cc:9:49: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |       cout << i << "x" << j << "=" << << i*j << 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;
void main()
{
	int a=0,b;
	for(int j=1;j<=9;j++){
		a++;
		b=1;
		for(int i=1;i<=9;i++){
			cout<<a<<"*"<<b<<"="<<a*b<<endl;
			b++;
		}
	}
}

Compiler output:
a.cc:3:1: error: '::main' must return 'int'
    3 | void main()
      | ^~~~
Language: C++

#include<stdio.h>
int main(void)
{
for(int f1=1;f1<=9;f1++){
for(int f2=1;f2<=9;f2++){
printf("%dx%d=%d\n",f1,f2,f1*f2);
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:2: error: expected '}' at end of input
    8 | }
      |  ^
a.cc:4:25: note: to match this '{'
    4 | for(int f1=1;f1<=9;f1++){
      |                         ^
a.cc:8:2: error: expected '}' at end of input
    8 | }
      |  ^
a.cc:3:1: note: to match this '{'
    3 | {
      | ^
Language: C++

//譛?ソ醍せ蟇ケ
#include<stdio.h>
#include<math.h>
#include<algorithm>
using namespace std;

#define N 1000010

struct point
{
 double x;
 double y;
}p1[N],p2[N];

double dis ( point a , point b )
{
 return sqrt( pow (a.x-b.x,2) + pow ( a.y-b.y,2 ) );
}

double min ( double a , double b )
{
 return a<b?a:b;
}

bool cpx ( point a , point b )
{
 return a.x < b.x ;
}
bool cpy ( point a , point b )
{
 return a.y < b.y ;
}

double mindis ( int l , int r )
{
 if( l + 1 == r )
  return dis ( p1[l] ,p1[r] );
 if( l + 2 == r )
  return min ( dis ( p1[l] , p1[l+1] ) , min ( dis ( p1[l+1] , p1[r] ) , dis ( p1[l] , p1[r] ) ) );
 else
 {
  int mid , count=0 ;
  double mini;
  mid = ( l + r) >> 1 ;
  mini = min ( mindis ( l , mid ) , mindis ( mid+1 , r ) );
  for( int i = l ; i <= r ; i++ )
  {
   if ( fabs ( p1[i].x - p1[mid].x ) <= mini )
    p2[count++]=p1[i];
  }
  sort ( p2 , p2+count , cpy );
  for ( i=0 ; i < count ; i++ )
  {
   for ( int j = i+1; j < count ;j++)
   {
    if ( p2[j].y-p2[i].y>=mini)
     break;
    else
     if(dis (p2[j],p2[i])<mini)
      mini=dis(p2[j],p2[i]);
   }
  }
  return mini;
 }
}
  
  

int main()
{
 //freopen("input.txt","r",stdin);
 int n ;
 double dia ;
 while(scanf("%d",&n)==1&&n)
 {
  for(int i=0;i<n;i++)
   scanf("%lf%lf",&p1[i].x,&p1[i].y);
  sort ( p1 , p1 + n-1 , cpx );
  dia = mindis ( 0 , n-1 );
  printf("%.2f\n", dia / 2 );
 }
 return 0;
}

Compiler output:
a.cc: In function 'double mindis(int, int)':
a.cc:52:9: error: 'i' was not declared in this scope
   52 |   for ( i=0 ; i < count ; i++ )
      |         ^
Language: C++

#include<iostream>
using namespace std ;
int main()
{
	int a,
	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:6:9: error: expected unqualified-id before 'for'
    6 |         for ( a = 1 ; a < 10 ; a++ )
      |         ^~~
a.cc:6:35: error: expected ';' before ')' token
    6 |         for ( a = 1 ; a < 10 ; a++ )
      |                                   ^~
      |                                   ;
a.cc:7:31: error: 'b' was not declared in this scope
    7 |                 for ( b = 1 ; b < 10 ; b++ )
      |                               ^
Language: C++

#include<stdio.h>

int main(){
int i=1,j=1;
while(i<=9)
{
while(j<=9)
{
printf("%dx%d=%d\n",i,j);
j++;
}
i++
}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:4: error: expected ';' before '}' token
   12 | i++
      |    ^
      |    ;
   13 | }
      | ~
Language: C++

#include<iostream>
using namespace std;
void main(){
int i,j;
for(i=1;i<=9;i++)
for(j=1;j<=9;j++)
{
cout<<i<<"*"<<j<<"="<<i*j<<endl;
}
}

Compiler output:
a.cc:3:1: error: '::main' must return 'int'
    3 | void 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<<"="<<x*j;
}
}
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:24: error: 'x' was not declared in this scope
   10 |  cout<<i<<"x"<<j<<"="<<x*j;
      |                        ^
Language: C++

#include<iostream>
using namespace std;


int main(){
	
	for(i=1; i<=9;++i){
		for(j=1;j<=9;++j){
			cout<< i << "x" << j <<"="<< i*j <<endl;
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: 'i' was not declared in this scope
    7 |         for(i=1; i<=9;++i){
      |             ^
a.cc:8:21: error: 'j' was not declared in this scope
    8 |                 for(j=1;j<=9;++j){
      |                     ^
Language: C++

#include<stdio.h>

int main(void){
	int printf(1x1=1,1x2=2,..9x8=72,9x9=81)

		return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:20: error: unable to find numeric literal operator 'operator""x1'
    4 |         int printf(1x1=1,1x2=2,..9x8=72,9x9=81)
      |                    ^~~
a.cc:4:26: error: unable to find numeric literal operator 'operator""x2'
    4 |         int printf(1x1=1,1x2=2,..9x8=72,9x9=81)
      |                          ^~~
a.cc:4:32: error: expected primary-expression before '.' token
    4 |         int printf(1x1=1,1x2=2,..9x8=72,9x9=81)
      |                                ^
a.cc:4:33: error: expected unqualified-id before numeric constant
    4 |         int printf(1x1=1,1x2=2,..9x8=72,9x9=81)
      |                                 ^~~~
a.cc:4:41: error: unable to find numeric literal operator 'operator""x9'
    4 |         int printf(1x1=1,1x2=2,..9x8=72,9x9=81)
      |                                         ^~~
a.cc:4:47: error: expression list treated as compound expression in initializer [-fpermissive]
    4 |         int printf(1x1=1,1x2=2,..9x8=72,9x9=81)
      |                                               ^
Language: C++

output = function() {
	console.log.apply( console, arguments );
};

(function kuku( a, b ) {
	if ( a > 9 )
		return;
	if ( b > 9 )
		return kuku( a + 1, 0 );
	output( '%dx%d=%d', a, b, a * b );
	return kuku( a, b + 1 );
})( 1, 1 );

Compiler output:
a.cc:10:17: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
   10 |         output( '%dx%d=%d', a, b, a * b );
      |                 ^~~~~~~~~~
a.cc:1:1: error: 'output' does not name a type
    1 | output = function() {
      | ^~~~~~
a.cc:5:10: error: expected ')' before 'kuku'
    5 | (function kuku( a, b ) {
      | ~        ^~~~~
      |          )
a.cc:12:2: error: expected unqualified-id before ')' token
   12 | })( 1, 1 );
      |  ^
Language: C++

 #include <cstdio>
  2 int main(){
  3     for(int i=1;i<10;i++){
  4         for(int j=1;j<10;j++){
  5             printf("%dx%d=%d\n",i,j,i*j);
  6         }
  7     }
  8     return 0;
  9 }
 10 
 11 

Compiler output:
a.cc:2:3: error: expected unqualified-id before numeric constant
    2 |   2 int main(){
      |   ^
a.cc:10:2: error: expected unqualified-id before numeric constant
   10 |  10
      |  ^~
Language: C++

using System;
class Class1
{
    static void Main(string[] args)
    {
        for (int i = 1; i <= 9; i++)
        {
            for (int j = 1; j <= 9; j++)
            {
                Console.WriteLine("{0}x{1}={2}", i, j, i * j);
            }
        }
    }
}

Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System;
      |       ^~~~~~
a.cc:4:22: error: 'string' has not been declared
    4 |     static void Main(string[] args)
      |                      ^~~~~~
a.cc:4:31: error: expected ',' or '...' before 'args'
    4 |     static void Main(string[] args)
      |                               ^~~~
a.cc:14:2: error: expected ';' after class definition
   14 | }
      |  ^
      |  ;
a.cc: In static member function 'static void Class1::Main(int*)':
a.cc:10:17: error: 'Console' was not declared in this scope
   10 |                 Console.WriteLine("{0}x{1}={2}", i, j, i * j);
      |                 ^~~~~~~
Language: C++

#include <cstdio>
#include <cstring>
#include <algorithm>
#include <map>
#include <string>
#include <iostream>

using namespace std;

#define Max 1000005

char a[Max][10];

map<string , int > mp;
map<string , int > mp2;
int mian()
{
	 int n;
	 while(scanf("%d",&n)!=EOF)
	 {
		 mp.clear();
		 getchar();
	    for(int i=0 ; i<2*n-1 ; i++)
		{
		     gets(a);
			  mp[a[i]]++;
			  mp2[a[i]]=0;
		}
		for(int i=0 ; i<2*n-1 ; i++)
		{
		   if(mp2[a[i]]) continue;
		   if(mp[a[i]]%2==0 )
		   {
		     mp2[a[i]]=1;
		   }
		   else 
		   {
			  mp2[a[i]]=1;
		       cout<<a[i]<<endl;
		   }
		}
	 }
	 return 0;
}

Compiler output:
a.cc: In function 'int mian()':
a.cc:25:22: error: 'gets' was not declared in this scope; did you mean 'getw'?
   25 |                      gets(a);
      |                      ^~~~
      |                      getw
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<<'*'<<j<<'='<<i*j<<endl; } return 0; }

Compiler output:
a.cc:1:20: warning: extra tokens at end of #include directive
    1 | #include<iostream> using namespace std; int main() { for(int i(1);i<10;i++) { for(int j(1);j<10;j++) cout<<i<<'*'<<j<<'='<<i*j<<endl; } return 0; }
      |                    ^~~~~
/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>
using namespace std;

int main(){

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

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

	}



    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: 'i' was not declared in this scope
    6 |         for(i=1;i<=9;i++){
      |             ^
a.cc:8:21: error: 'j' was not declared in this scope
    8 |                 for(j=1;j<=9;j++){
      |                     ^
Language: C++

#include<iostream>
using namespace std;

int main(){

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

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

	}



    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: 'i' was not declared in this scope
    6 |         for(i=1;i<=9;i++){
      |             ^
a.cc:8:21: error: 'j' was not declared in this scope
    8 |                 for(j=1;j<=9;j++){
      |                     ^
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:7:21: error: extended character “ is not valid in an identifier
    7 |        cout << i << “x” << j << “=” << i*j << endl;
      |                     ^
a.cc:7:21: error: extended character ” is not valid in an identifier
a.cc:7:33: error: extended character “ is not valid in an identifier
    7 |        cout << i << “x” << j << “=” << i*j << endl;
      |                                 ^
a.cc:7:35: error: extended character ” is not valid in an identifier
    7 |        cout << i << “x” << j << “=” << i*j << endl;
      |                                   ^
a.cc: In function 'int main()':
a.cc:7:21: error: '\U0000201cx\U0000201d' was not declared in this scope
    7 |        cout << i << “x” << j << “=” << i*j << endl;
      |                     ^~~
a.cc:7:33: error: '\U0000201c' was not declared in this scope
    7 |        cout << i << “x” << j << “=” << i*j << endl;
      |                                 ^
a.cc:7:35: error: '\U0000201d' was not declared in this scope
    7 |        cout << i << “x” << j << “=” << i*j << endl;
      |                                   ^
Language: C++

(1..9).each do |i|
  (1..9).each do |j|
    puts "#{i}x#{j}=#{i*j}"
  end
end

Compiler output:
a.cc:1:2: error: too many decimal points in number
    1 | (1..9).each do |i|
      |  ^~~~
a.cc:2:4: error: too many decimal points in number
    2 |   (1..9).each do |j|
      |    ^~~~
a.cc:1:2: error: expected unqualified-id before numeric constant
    1 | (1..9).each do |i|
      |  ^~~~
a.cc:1:2: error: expected ')' before numeric constant
    1 | (1..9).each do |i|
      | ~^~~~
      |  )
Language: C++

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

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:7:2: error: expected '}' at end of input
    7 | }
      |  ^
a.cc:1:11: note: to match this '{'
    1 | class Main{
      |           ^
a.cc: In static member function 'static void Main::main(int*)':
a.cc:5:17: error: 'System' was not declared in this scope
    5 |                 System.out.println(a + "x" + b + "=" + a*b);
      |                 ^~~~~~
a.cc:5:48: error: invalid operands of types 'const char*' and 'const char [2]' to binary 'operator+'
    5 |                 System.out.println(a + "x" + b + "=" + a*b);
      |                                    ~~~~~~~~~~~ ^ ~~~
      |                                            |     |
      |                                            |     const char [2]
      |                                            const char*
a.cc:7:2: error: expected '}' at end of input
    7 | }
      |  ^
a.cc:2:40: note: to match this '{'
    2 |     public static void main(String[] a){
      |                                        ^
a.cc: At global scope:
a.cc:7:2: error: expected unqualified-id at end of input
    7 | }
      |  ^
Language: C++

i = 1
k = 1
while i < 10
    while k < 10
        t  = i * k
        puts "#{i}x#{k}=#{t}"
        k = k + 1
    end
    i = i + 1
    k = 1
end

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

#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<cmath>
#include<cstdlib>
using namespace std;
//#ifdef __int64
typedef __int64 LL;
//#else
//typedef long long LL;
//#endif
typedef double db;
const int N = 200015;
const int INF = ~0u>>2;
char s[N],str[2*N];
int len[2*N];
inline int manager(){
    int i;
    str[0] = '$';
    for(i = 0;; i ++){
        str[2*i+1] = '#',str[2*i+2] = s[i];
        if(!s[i]) break;
    }
    int id,mx = 0;
    for(i = 1;str[i]; i ++){
        if(mx>i) len[i] = min(len[2*id-i],mx-i);
        else len[i] = 1;
        while(str[i-len[i]]==str[i+len[i]]) len[i] ++;
        if(i+len[i] > mx){
            mx = i + len[i];
            id = i;
        }
    }
    mx = 0;
    for(int i = 1;str[i];i++) if(mx < len[i]) mx = len[i];
    return mx - 1;
}
int main()
{
    //freopen("input.in","r",stdin);
    //freopen("output.out","w",stdout);
//    while(~scanf("%s",s))
//    {
//        printf("%d\n",manager());
//    }
    LL x = 1;
return 0;
}

Compiler output:
a.cc:9:9: error: '__int64' does not name a type; did you mean '__int64_t'?
    9 | typedef __int64 LL;
      |         ^~~~~~~
      |         __int64_t
a.cc: In function 'int main()':
a.cc:47:5: error: 'LL' was not declared in this scope
   47 |     LL x = 1;
      |     ^~
Language: C++

#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<cmath>
#include<cstdlib>
using namespace std;
#ifdef __int64
typedef __int64 LL;
//#else
//typedef long long LL;
#endif
//typedef double db;
//const int N = 200015;
//const int INF = ~0u>>2;
//char s[N],str[2*N];
//int len[2*N];
//inline int manager(){
//    int i;
//    str[0] = '$';
//    for(i = 0;; i ++){
//        str[2*i+1] = '#',str[2*i+2] = s[i];
//        if(!s[i]) break;
//    }
//    int id,mx = 0;
//    for(i = 1;str[i]; i ++){
//        if(mx>i) len[i] = min(len[2*id-i],mx-i);
//        else len[i] = 1;
//        while(str[i-len[i]]==str[i+len[i]]) len[i] ++;
//        if(i+len[i] > mx){
//            mx = i + len[i];
//            id = i;
//        }
//    }
//    mx = 0;
//    for(int i = 1;str[i];i++) if(mx < len[i]) mx = len[i];
//    return mx - 1;
//}
int main()
{
    //freopen("input.in","r",stdin);
    //freopen("output.out","w",stdout);
//    while(~scanf("%s",s))
//    {
//        printf("%d\n",manager());
//    }

    for(LL i=1;i<=9;i++)
        for(LL j=1;j<=9;j++)
            cout<<i<<"x"<<j<<"="<<i*j<<endl;
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:48:9: error: 'LL' was not declared in this scope
   48 |     for(LL i=1;i<=9;i++)
      |         ^~
a.cc:48:16: error: 'i' was not declared in this scope
   48 |     for(LL i=1;i<=9;i++)
      |                ^
a.cc:49:15: error: expected ';' before 'j'
   49 |         for(LL j=1;j<=9;j++)
      |               ^~
      |               ;
a.cc:49:20: error: 'j' was not declared in this scope; did you mean 'jn'?
   49 |         for(LL j=1;j<=9;j++)
      |                    ^
      |                    jn
Language: C++

#include "StdAfx.h"
#include<iostream>
using namespace std;

int main()
{
	for(int m=1;m<=9;m++)
	{
		cout<<m<<"x"<<m<<"="<<m*m<<endl;
	}
	system("pause");
    return 0;
}

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

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

Compiler output:
a.cc:1:1: error: 'i' does not name a type
    1 | i;main(j){for(i=1;i<=9;i++)for(j=1;j<=9;j++)printf("%dx%d=%d\n",i,j,i*j);}
      | ^
a.cc:1:7: error: expected constructor, destructor, or type conversion before '(' token
    1 | i;main(j){for(i=1;i<=9;i++)for(j=1;j<=9;j++)printf("%dx%d=%d\n",i,j,i*j);}
      |       ^
Language: C++

#include <iostream>

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

Compiler output:
a.cc: In function 'int main()':
a.cc:6:57: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    6 |                         std::cout<<i<<'x'<<j<<'='<<i*j<<endl;
      |                                                         ^~~~
      |                                                         std::endl
In file included from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#omc;ide <stdop.k?mr ,aイン（）｛オdpe()omro1;o1^;o++={
fpr)omt k~-0;lk<；ｋ＋＋｛@炉mtg）”％ｆｃ％ｆ＆ｆ¥。＃、、お、ｌ、おｚ：ｌ＝；｝｝tりぃtm−；｝

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #omc
    1 | #omc;ide <stdop.k?mr ,aイン（）｛オdpe()omro1;o1^;o++={
      |  ^~~
a.cc:2:27: error: stray '@' in program
    2 | fpr)omt k~-0;lk<；ｋ＋＋｛@炉mtg）”％ｆｃ％ｆ＆ｆ¥。＃、、お、ｌ、おｚ：ｌ＝；｝｝tりぃtm−；｝
      |                           ^
a.cc:2:28: error: extended character ” is not valid in an identifier
    2 | fpr)omt k~-0;lk<；ｋ＋＋｛@炉mtg）”％ｆｃ％ｆ＆ｆ¥。＃、、お、ｌ、おｚ：ｌ＝；｝｝tりぃtm−；｝
      |                            ^
a.cc:2:28: error: extended character ¥ is not valid in an identifier
a.cc:2:28: error: extended character 。 is not valid in an identifier
a.cc:2:28: error: extended character 、 is not valid in an identifier
a.cc:2:28: error: extended character 、 is not valid in an identifier
a.cc:2:28: error: extended character 、 is not valid in an identifier
a.cc:2:28: error: extended character 、 is not valid in an identifier
a.cc:2:28: error: extended character − is not valid in an identifier
a.cc:2:1: error: 'fpr' does not name a type
    2 | fpr)omt k~-0;lk<；ｋ＋＋｛@炉mtg）”％ｆｃ％ｆ＆ｆ¥。＃、、お、ｌ、おｚ：ｌ＝；｝｝tりぃtm−；｝
      | ^~~
a.cc:2:14: error: 'lk' does not name a type
    2 | fpr)omt k~-0;lk<；ｋ＋＋｛@炉mtg）”％ｆｃ％ｆ＆ｆ¥。＃、、お、ｌ、おｚ：ｌ＝；｝｝tりぃtm−；｝
      |              ^~
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 << "x" << b << "=" << a * b << endl;

  return -;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: expected primary-expression before ';' token
   10 |   return -;
      |           ^
Language: C++

#include <iostream>

using namespace std;

int main(){
    for(int i = 1; i <=9; i++)
        for(int j = 1; j <= 9; j++)
        cout << i << "x" << j << "=
" << i * j << endl;
    return 0;
}

Compiler output:
a.cc:8:34: warning: missing terminating " character
    8 |         cout << i << "x" << j << "=
      |                                  ^
a.cc:8:34: error: missing terminating " character
    8 |         cout << i << "x" << j << "=
      |                                  ^~
a.cc:9:1: warning: missing terminating " character
    9 | " << i * j << endl;
      | ^
a.cc:9:1: error: missing terminating " character
    9 | " << i * j << endl;
      | ^~~~~~~~~~~~~~~~~~~
a.cc: In function 'int main()':
a.cc:10:5: error: expected primary-expression before 'return'
   10 |     return 0;
      |     ^~~~~~
Language: C++

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

     return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:10: error: 'i' was not declared in this scope
    4 |      for(i=1;i<10;i++)
      |          ^
a.cc:5:15: error: 'j' was not declared in this scope
    5 |           for(j=1;j<10;j++)
      |               ^
Language: C++

#include <stdio.h>

int main(void)
{
	int i;
	for j;
	
	for(i = 1; i < 10; i++){
		for(j = 1; j < 10; j++){
			printf("%dx%d=%d\n", i, j, i*j);
		}
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: expected '(' before 'j'
    6 |         for j;
      |             ^
      |             (
a.cc:6:13: error: 'j' was not declared in this scope
a.cc:8:9: error: expected primary-expression before 'for'
    8 |         for(i = 1; i < 10; i++){
      |         ^~~
a.cc:6:15: error: expected ';' before 'for'
    6 |         for j;
      |               ^
      |               ;
    7 | 
    8 |         for(i = 1; i < 10; i++){
      |         ~~~    
a.cc:8:9: error: expected primary-expression before 'for'
    8 |         for(i = 1; i < 10; i++){
      |         ^~~
a.cc:6:15: error: expected ')' before 'for'
    6 |         for j;
      |             ~ ^
      |               )
    7 | 
    8 |         for(i = 1; i < 10; i++){
      |         ~~~
Language: C++

<?php
for(i=0;i<81;++i){a=i/9+1;b=i%9+1;print a.'x'.b.'='.(a*b).'\n';}
?>

Compiler output:
a.cc:1:1: error: expected unqualified-id before '<' token
    1 | <?php
      | ^
a.cc:2:9: error: 'i' does not name a type
    2 | for(i=0;i<81;++i){a=i/9+1;b=i%9+1;print a.'x'.b.'='.(a*b).'\n';}
      |         ^
a.cc:2:14: error: expected unqualified-id before '++' token
    2 | for(i=0;i<81;++i){a=i/9+1;b=i%9+1;print a.'x'.b.'='.(a*b).'\n';}
      |              ^~
a.cc:3:1: error: expected unqualified-id before '?' token
    3 | ?>
      | ^
Language: C++

#include<stdio.h>

int main(){


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

Compiler output:
a.cc: In function 'int main()':
a.cc:8:1: error: 'cout' was not declared in this scope
    8 | cout<<i<<"+"<<j<<"="<<j*i<<endl;
      | ^~~~
a.cc:8:28: error: 'endl' was not declared in this scope
    8 | cout<<i<<"+"<<j<<"="<<j*i<<endl;
      |                            ^~~~
Language: C++

#include <iostream>

using namespace std;

int main(void)
{
  for( int i=0; i<10; ++i)
  {
    for( int j=0; j<10; ++j )
    {
      cout << i << "x"　<< j << "=" << i*j << endl;
    }
  }

  return 0;
}

Compiler output:
a.cc:11:20: error: extended character 　 is not valid in an identifier
   11 |       cout << i << "x"　<< j << "=" << i*j << endl;
      |                    ^
a.cc: In function 'int main()':
a.cc:11:20: error: unable to find string literal operator 'operator""\U00003000' with 'const char [2]', 'long unsigned int' arguments
   11 |       cout << i << "x"　<< j << "=" << i*j << endl;
      |                    ^~~~~
Language: C++

#include<iostream>
using namespace std;

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

Compiler output:
a.cc: In function 'int main()':
a.cc:7:10: error: expected ';' before 'cout'
    7 |     i=i*i
      |          ^
      |          ;
    8 |     cout << i;
      |     ~~~~
Language: C++

#include <iostream>
using namespace std;

int main(void){
int x,y;
for(x<10;x++){
   for(y<10;y++){
   cout <<x*y; 
    }
}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: expected ';' before ')' token
    6 | for(x<10;x++){
      |             ^
      |             ;
a.cc:7:16: error: expected ';' before ')' token
    7 |    for(y<10;y++){
      |                ^
      |                ;