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Challenges

"Hello, World!"

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Introduction

The classic "Hello, World" challenge. What more can I say?

Rules

  • Program takes no input.
  • Program outputs Hello, World! with an optional trailing newline. No other output is accepted.

Shortest submission in bytes wins.

History
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+8
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Shakespeare Programming Langua …

4y ago

+8
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Vyxal, 2 bytes KH Th …

4y ago

+6
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PHP, 13 bytes Hello, Wo …

4y ago

+12
−2

Javascript V8, 888 bytes ```j …

4y ago

+5
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HQ9+, 1 byte H Oblig …

4y ago

+5
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[Common Lisp], 26 22 bytes …

4y ago

+4
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QBASIC, 17, 16 bytes ?" …

4y ago

+4
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C# 9, 38 bytes System.C …

4y ago

+4
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Perl 5 `-E`, 18 bytes ``` …

4y ago

+4
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[Python 2], 20 bytes …

4y ago

+3
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[C# (.NET Core)], 60 bytes …

3y ago

+3
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05AB1E, 7 bytes ”Ÿ™,‚ï! …

4y ago

+3
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LOLCODE, 37 bytes HAI 1 …

4y ago

+3
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[C++ (gcc)], 43 bytes …

4y ago

+3
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R, 20 bytes ``` cat("Hello …

4y ago

+3
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[Bash], 18 bytes ec …

4y ago

+3
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SOGL, 10 bytes ╥‰⅜,(ε ‘ū …

4y ago

+2
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Stuck, 0 bytes ``` ``` …

12d ago

+2
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[Taxi], 183 bytes Go to …

2mo ago

+2
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Z80 Assembler, 50 bytes ``` …

2y ago

+2
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///, 13 bytes ``` Hello, W …

4y ago

+2
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[PowerShell], 15 bytes …

4y ago

+2
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[RoadLang], 59 bytes …

4y ago

+2
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AppleScript, 15 bytes " …

4y ago

+2
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[JavaScript (V8)], 28 bytes …

4y ago

+2
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[ARBLE], 15 bytes " …

4y ago

+2
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Japt, 11 bytes `HÁM, WŽ …

4y ago

+4
−1

Raku, 19 bytes ``` "Hello, W …

4y ago

+1
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[Emmental], 51 bytes ```non …

2mo ago

+1
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[C (gcc)], 30 bytes …

12mo ago

+1
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C (gcc), 46 bytes ```cpp pri …

2y ago

+1
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SOS, 155 Bytes !+!-!!+! …

3y ago

+1
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J, 15 bytes ``` 'Hello, Wo …

3y ago

+1
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[dc], 16 bytes [Hello, …

3y ago

+1
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[Seriously], 1 byte H …

3y ago

+1
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[Unlambda], 40 bytes `` …

3y ago

+1
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[Haskell], 25 bytes …

3y ago

+1
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Turing Machine.io, 202 bytes …

4y ago

+1
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Scala, 42 bytes object&gt;e …

4y ago

+1
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[C# (.NET Core)], 67 bytes …

3y ago

+1
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Rockstar, 19 bytes say …

4y ago

+1
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PureScript, 25 bytes ``` m …

4y ago

+1
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Swift, 23 bytes ```swift p …

4y ago

+1
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Kotlin, 34 bytes ```kotlin …

4y ago

+1
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[Forth (gforth)], 16 bytes …

4y ago

+1
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HTML, 26 13 bytes ``` Hell …

3y ago

+0
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[K (oK)], 15 bytes "Hel …

1y ago

+0
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[AWK], 2 bytes $0 Tr …

1y ago

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JavaScript V8, 26 bytes ``` …

3y ago

+0
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[shortC], 16 bytes AJ"H …

3y ago

+0
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[jq] `--null-input` `--raw-out …

3y ago

+0
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[SQLite], 21 bytes sele …

3y ago

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[Emoji], 24 bytes 💬Hell …

3y ago

+0
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[Sclipting], (UTF-16) 18 bytes …

4y ago

+0
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[Java (JDK)], 80 bytes …

4y ago

+0
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[Chef], 558 485 bytes H …

3y ago

+0
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[Forget], 319 bytes pus …

4y ago

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Lean, 64 bytes ```lean def …

4y ago

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[!@#$%^&()+], 17 bytes …

4y ago

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[Pyth], 14 bytes "Hello …

4y ago

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Bash, 21 Bytes ```bash pri …

4y ago

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[Charcoal], 13 bytes He …

4y ago

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Java, 37 Bytes ```java v-> …

4y ago

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[Lua], 20 bytes pri …

4y ago

1 comment thread

General comments (6 comments)

64 answers

+1
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C# (.NET Core), 67 bytes

class a{static void Main(){System.Console.Write("Hello, World!");}}

Try it online!

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0 comment threads

+1
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Seriously, 1 byte

H

Try it online!

Similar to HQ9+.

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0 comment threads

+1
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Kotlin, 34 bytes

fun main(){print("Hello, World!")}

Try it online!

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0 comment threads

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dc, 16 bytes

[Hello, World!]p

Try it online!

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0 comment threads

+1
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Rockstar, 19 bytes

say "Hello, World!"

Try it here (Code will need to be pasted in)

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0 comment threads

+1
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C (gcc), 46 bytes

printf(char*);main(){printf("Hello, World!");}

printf(char*);(14 bytes) is better than #include <stdio.h>\n(19 bytes)

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2 comment threads

Regarding gcc extensions (1 comment)
why not use `puts`? (1 comment)
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SQLite, 21 bytes

select'Hello, World!'

Try it online!

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0 comment threads

+0
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jq --null-input --raw-output, 15 bytes

"Hello, World!"

Try it online!

They kept saying that jq is the language of September 2021. Still surprised no one even made a Hello, World! on it.

History
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0 comment threads

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shortC, 16 bytes

AJ"Hello, World!

Try it online!

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0 comment threads

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K (oK), 15 bytes

"Hello, World!"

Try it online!

I'm terrible at K, but I've got that one down now.

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0 comment threads

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Chef, 558 485 bytes

H.

Ingredients.
72 l H
101 l e
108 l l
111 l o
44 l _comma
32 l _space
87 l w
114 l r
100 l d
33 l _bang

Method.
Put _bang into mixing bowl.Put d into mixing bowl.Put l into mixing bowl.Put r into mixing bowl.Put o into mixing bowl.Put w into mixing bowl.Put _space into mixing bowl.Put _comma into mixing bowl.Put o into mixing bowl.Put l into mixing bowl.Put l into mixing bowl.Put e into mixing bowl.Put H into mixing bowl.Pour contents of mixing bowl into baking dish.

Serves 1.

Try it online!

A funny language, indeed. Will need help figuring out how to golf this, because yikes, it's so big.

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0 comment threads

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Emoji, 24 bytes

💬Hello, World!💬➡

Try it online!

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0 comment threads

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Java, 37 Bytes

v->System.out.print("Hello, World!");
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1 comment thread

General (1 comment)
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!@#$%^&*()_+, 17 bytes

 ^dlroW ,olleH(@)

Try it online!

Might learn this sometime but I found this.

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0 comment threads

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Lean, 64 bytes

def hello_world:io unit:=put_str"Hello, World!"#eval hello_world

Try it online!

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0 comment threads

+0
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Pyth, 14 bytes

"Hello, World!

Try it online!

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0 comment threads

+0
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Lua, 20 bytes

print"Hello, World!"

Try it online!

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0 comment threads

+0
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Charcoal, 13 bytes

Hello, World!

Try it online!

I'm surprised no one even used Charcoal in the challenge. Guess I'll take it.

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0 comment threads

+0
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Bash, 21 Bytes

print "Hello, World!"
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0 comment threads

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Forget, 319 bytes

push 72;cleanse;pop;out;push 101;cleanse;pop;out;push 108;cleanse;pop;out;push 108;cleanse;pop;out;push 111;cleanse;pop;out;push 44;cleanse;pop;out;push 32;cleanse;pop;out;push 87;cleanse;pop;out;push 111;cleanse;pop;out;push 114;cleanse;pop;out;push 108;cleanse;pop;out;push 100;cleanse;pop;out;push 33;cleanse;pop;out

Try it online!

Oh, sorry. I forgot.

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