Написать программу чтобы выводила надпись Hello world

#include   <cstdio>
 
int main()
{
   std::puts( "Hello, world" );
}

#include <iostream>
#include <deque>
typedef std::deque<char> myDeque;
 
myDeque cells;
myDeque::iterator currCell;
void addCell(bool forw) {if (!forw){ cells.push_back(char(0)); currCell = --cells.end();} else {cells.push_front(char(0)); currCell = cells.begin();}}
 
int BVM()
{
    cells.push_back(char(0));
    currCell = cells.begin(); return 0;
}
void opR(){if (++currCell == cells.end()) addCell(false);}
void opL(){if (currCell-- == cells.begin()) addCell(true);}
void opP(){++(*currCell);}
void opM(){--(*currCell);}
void opT(){std::cout.put(*currCell);}
void opZ(){std::cin.get(*currCell);}
bool opI(){return *currCell != 0;}
 
static const int bvm = BVM();
#define r opR();
// >
#define l opL();
// <
#define a opP();
// +
#define b opM();
// -
#define t opT();
// .
#define z opZ();
// ,
#define i if (opI()) do{
// [
#define o } while(opI());
// ]
 
int main()
{
 a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
 a a a a a a a a a a a a a a a a a a a a a a a a a a a t a a a a a a a a a a a a a a a a a
 a a a a a a a a a a a a t a a a a a a a t t a a a t b b b b b b b b b b b b b b b b b b b
 b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b
 b b b b b b b b b b b b b b b t a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
 a a a a a a a a a a a a a a a a a a a a a a a a a a t a a a a a a a a a a a a a a a a a a
 a a a a a a t a a a t b b b b b b t b b b b b b b b t b b b b b b b b b b b b b b b b b b
 b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b b
 b b b b t b b b b b b b b b b b b b b b b b b b b b b b t
}

#include <iostream.h>
void main()
{
   std::cout << "hello world!" << std::endl;
   std::cin.get();
}

#include <iostream>
 
#define _(z, x) [=] ( char z ) { x }
#define __(z) return z;
#define ___  std::cout << a << b << c << d << e << f << g << h << i << j << k << l;
 
int main()
{   
    auto WTF = 
    _(a, 
    __(_(b,
    __(_(c, 
    __(_(d,
    __(_(e,
    __(_(f,
    __(_(g,
    __(_(h,
    __(_(i,
    __(_(j,
    __(_(k,
    __(_(l,
    ___) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ;
    
    WTF('H')('e')('l')('l')('o')(' ')('w')('o')('r')('l')('d')('!');
}

#include<iostream>
int main()
{
int n=1
while (n> 0)
std::sout << "HeLlo,WoRlD!!!1111"<<std::endl;
return 0;
}

#using <System.dll>
 
using namespace System;
using namespace System::Net;
using namespace System::IO;
using namespace System::Text;
using namespace System::Text::RegularExpressions;
 
int main()
{
    HttpWebRequest^ REQ = nullptr;
    HttpWebResponse^ WebRes = nullptr;
    StreamReader^ reader = nullptr;
    String^ html;
    String^ result;
 
 
    String^ findexp = "(?<=Мне нужно написать прогу чтобы выводила надпись ).*(?=\\.Заранее благодарю)+";
    String^ address = "https://www.cyberforum.ru/cpp-beginners/thread327037.html";
 
    try
    {
        REQ = dynamic_cast<HttpWebRequest^>(HttpWebRequest::Create(address));
        REQ->Method = "GET";
        WebRes = dynamic_cast<HttpWebResponse^>(REQ->GetResponse());
 
        reader = gcnew StreamReader(WebRes->GetResponseStream(), Encoding::GetEncoding(1251));
        html = reader->ReadToEnd();
 
 
        Regex^ rx = gcnew Regex(findexp, static_cast<RegexOptions>(RegexOptions::Compiled | RegexOptions::IgnoreCase));
 
        Match^ match = rx->Match(html);
        result = match->Value;
        if (result=="")
            result="404";
    }
    catch(Exception^ Exp)
    {
        result="404";
    }
    finally
    {
        if (WebRes != nullptr)
            WebRes->Close();
        if (REQ != nullptr)
            REQ->Abort();
        if (reader != nullptr)
            reader->Close();
    }
 
    Console::WriteLine(result);
    Console::ReadKey();
}

#include <iostream>
 
#define _(x) [=] (char c) {std::cout << c; return x;}
 
int main()
{   
    _(_(_(_(_(_(_(_(_(_(_(_() ) ) ) ) ) ) ) ) ) ) )('H')('e')('l')('l')('o')(' ')('w')('o')('r')('l')('d')('!');
}

#include <iostream>
#include <memory>
 
class IComponent {
public:
        virtual void operation() = 0;
        virtual ~IComponent(){}
};
 
class Component : public IComponent {
public:
        virtual void operation() {
                std::cout<<"World!"<<std::endl;
        }
};
 
class DecoratorOne : public IComponent {
        std::shared_ptr<IComponent> m_component;
 
public:
        DecoratorOne(std::shared_ptr<IComponent> component): m_component(component) {}
 
        virtual void operation() {
                std::cout << ", ";
                m_component->operation();
        }
};
 
class DecoratorTwo : public IComponent {
        std::shared_ptr<IComponent> m_component;
 
public:
        DecoratorTwo(std::shared_ptr<IComponent> component): m_component(component) {}
 
        virtual void operation() {
                std::cout << "Hello";
                m_component->operation();
        }
};
 
int main() {
        DecoratorTwo obj(new DecoratorOne(new Component()));
        obj.operation(); // prints "Hello, World!\n"
 
        return 0;
}

#include <iostream>
using namespace std;
 
void main()
{
    cout << "Hello world !" ;
  }

#include <iostream>
main()
{printf("Hello world!");
char c=0;scanf("%d", c);return 0;}

#include <iostream>
main()
{printf("Hello world!");char c=0;scanf("%d", c);return 0;}

#define END ;
#define aaaaaaaaaaaaaaaaaaa using
#define sdjfsdjfidsjfks namespace
#define c std
#define i int
#define osnovnaya_funcktiya_koroche main
#define open_skobka_kruglaya_kak_by (
#define close_prosto_close )
#define open_f {
#define close_f }
#define vyvod cout
#define govori <<
#define text_epta_poshli_za_garazhi "hello, world\n"
#include <iostream>
aaaaaaaaaaaaaaaaaaa
sdjfsdjfidsjfks c END
i osnovnaya_funcktiya_koroche
open_skobka_kruglaya_kak_by close_prosto_close 
open_f vyvod govori text_epta_poshli_za_garazhi 
END close_f