All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Knight Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal

Bytes Chars

Hole	Golfer	Bytes	Submitted
Happy Numbers	olleicua	340	28 Jun 2025
Happy Numbers	CaedenHarper	343	23 Jan 2025
Happy Numbers	madeforlosers	484	8 Nov 2024
Happy Numbers	Mabeloid	2,919	20 Sep 2024
Happy Numbers	HumanoidCPU	343	20 May 2024
Happy Numbers	Stockoh	356	26 Apr 2024
Happy Numbers	Jacob385	369	18 Mar 2024
Happy Numbers	elgan65536	334	3 Mar 2024
Happy Numbers	msbranicky	351	7 Aug 2023
Happy Numbers	dokutan	334	7 Jul 2023
Happy Numbers	Just4FunCoder	327	24 Mar 2023
Happy Numbers	jmerle	343	13 Feb 2023
Happy Numbers	anter69	343	30 Jan 2023
Happy Numbers	stefangimmillaro	326	3 Jan 2023
Happy Numbers	bricknellj	464	20 Nov 2022
Happy Numbers	KatieLG	608	29 Oct 2022
Happy Numbers	MeWhenI	343	6 Sep 2022
Happy Numbers	KatieLG-Transpiler	608	24 Jun 2022
Happy Numbers	MichalMarsalek	335	5 Jun 2022
Happy Numbers	tomtheisen	346	27 Oct 2021
Happy Numbers	mokymok	371	14 Oct 2021
Happy Numbers	canissimia	💎 194	21 Sep 2021
Happy Numbers	rak1507	343	2 Jan 2021
Happy Numbers	Waffle3z	345	18 Oct 2020
Happy Numbers	GrayJoKing	🥈 275	3 Aug 2020
Happy Numbers	thisishowmymindworks	480	25 Jul 2020
Happy Numbers	vonKrafft	410	25 Mar 2020
Happy Numbers	rambox11	1,006	17 Dec 2019
Happy Numbers	jiaminglimjm	422	12 Dec 2019
Happy Numbers	orthoplex	322	12 Sep 2019
Happy Numbers	dymowski	369	29 Jul 2019
Happy Numbers	primo-ppcg	🥉 290	19 Apr 2019
Happy Numbers	prplz	306	13 Apr 2019
Happy Numbers	retrohun	480	8 Apr 2019
Happy Numbers	cafehaine	811	8 Apr 2019