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helloworld.md

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+## Helloworld Programs
+
+![hello-world](helloworld.png)
+
+We list below Helloworld programs for different programming languages, i.e. programs that print "Hello, World!".
+The specified compiler or interpreter is required for each programming languages.
+
+The table below summarizes the programs:
+
+| Language | Language (Spec) Site | Section | Build / Run Toolchain | Debian / Ubuntu Packages |
+|----------|----------------------|---------|-----------------------|--------------------------|
+| C        | [The Standard - C](https://www.google.com/)        | [C](#c) | GCC | `build-essential` |
+| C++      | [The Standard - C++](https://www.google.com/)       |[C++](#c++) | GCC / G++ | `build-essential, g++` |
+| Dlang    | [D Programming Language: Home](https://www.google.com/)       |[Dlang](#dlang) | GCC / GDC | `build-essential, gdc` |
+| Go       | [The Go Programming Language](https://www.google.com/)       |[Go](#go) | Go | `golang` |
+| Rust     | [Rust Programming Language](https://www.google.com/)       |[Rust](#rust) | Rust(Crate) | `rustlang` |
+| Java     | [Java Programming Language](https://www.google.com/)       |[Java](#java) | JDK | `openjdk-17-jdk` |
+| x86_64 assembly | [x86 and amd64 instruction reference](https://www.google.com/)       |[x86_64 assembly](#x86_64-assembly) | GCC / GAS | `build-essential` |
+| ARM64 assembly  | [Arm A64 Instruction Set Architecture](https://www.google.com/)       |[ARM64 assembly](#ARM64-assembly) | GCC / GAS (AArch64) | `build-essential` |
+| Bash            | [Bash Reference Manual](https://www.google.com/)       |[Bash](#bash) | Bash | `bash` |
+| Python          | [Welcome to Python.org](https://www.google.com/)       |[Python](#python) | Python | `python` |
+| Ruby            | [Ruby Programming Language](https://www.google.com/)       |[Ruby](#ruby) | Ruby | `ruby` |
+| PHP             | [PHP:Hypertext Preprocesor](https://www.google.com/)       |[PHP](#php) | PHP | `php` |
+| Perl            | [The Perl Programming Language](https://www.google.com/)       |[Perl](#perl) | Perl | `perl` |
+| Lua             | [The Programming Language Lua](https://www.google.com/)       |[Lua](#lua) | Lua | `lua` |
+
+## C
+```c
+#include <stdio.h>
+
+int main(void)
+{
+    puts("Hello, World!");
+    return 0;
+}
+```
+#### Build with:
+
+`gcc -Wall -o helloworld helloworld.c`
+
+#### Run with:
+
+`./helloworld`
+
+## C++
+
+```c++
+#include <iostream>
+
+int main()
+{
+    std::cout << "Hello, World!" << std::endl;
+    return 0;
+}
+```
+
+#### Build with:
+
+`g++ -Wall -o helloworld helloworld.cpp`
+
+#### Run with:
+
+`./helloworld`
+
+## Dlang
+
+```golang
+import std.stdio;
+void main()
+{
+    writeln("Hello, World!");
+}
+```
+#### Build with:
+
+`gdc -Wall -o helloworld helloworld.cpp`
+
+#### Run with:
+
+`./helloworld`
+
+## Go
+
+```go
+package main 
+
+import "fmt"
+
+func main() {
+    fmt.Println("Hello, World!")
+}
+```
+
+#### Buld and run with:
+`go run helloworld.go`