Happy Numbers (Long) in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 Hilbert Curve 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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 Groovy 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 Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 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 Hilbert Curve 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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 826th prplz 🇦🇺 755 66 1,409ms 27 Sep 2021 826th DialFrost 🇸🇬 755 66 743ms 10 Oct 2024 828th MeWhenI 🇻🇦 755 95 14ms 23 May 2023 829th Yewzir 🇧🇪 755 102 373ms 13 Jan 2024 830th yzhs 🇩🇪 754 66 989ms 5 Nov 2021 831st msbranicky 753 89 648ms 17 Jan 2024 831st Stockoh 🇫🇷 753 89 585ms 24 Jun 2024 831st Mabeloid 🇳🇴 753 89 469ms 18 Sep 2024 834th emgordon154 752 77 137ms 7 Nov 2024 835th stewSquared 🇺🇸 752 93 27ms 27 Sep 2022 835th FlorianCassayre 🇫🇷 752 93 225ms 18 Oct 2022 835th ssbhatt4321 752 93 27ms 11 Jun 2023 835th Glinte 752 93 382ms 11 Dec 2023 835th Hebelub 752 93 14ms 5 Jan 2024 835th tobeannouncd 752 93 21ms 25 Apr 2025 835th YAJUE114514 752 93 430ms 28 Jul 2025 842nd Shanethegamer 🇺🇸 752 168 28ms 20 Sep 2021 843rd alasdair-greenland 751 79 24ms 10 Nov 2021 843rd igmcdowell 751 79 12ms 11 Dec 2021 843rd dylanarmstrong 751 79 18ms 24 Jan 2024 846th snoozingnewt 🇺🇸 751 125 371ms 3 Oct 2025 847th janbehrens 🇩🇪 750 64 489ms 9 Nov 2021 848th Shanethegamer 🇺🇸 750 102 4ms 12 Dec 2022 849th 386asm 🇺🇸 748 117 44ms 10 Apr 2023 850th Shanethegamer 🇺🇸 748 131 27ms 20 Mar 2023 851st Irratix 🇳🇱 747 64 49ms 4 Mar 2022 851st annaproxy 747 64 65ms 27 Aug 2022 853rd CatsAreFluffy 745 66 998ms 31 Jan 2023 854th trist224 🇫🇷 745 126 379ms 15 Nov 2022 855th drochom 744 94 354ms 22 Jun 2024 855th martion2007 744 94 74ms 14 Aug 2024 857th akamayu-ouo 🇹🇼 743 35 5ms 30 Jul 2024 858th jared-hughes 743 94 2ms 14 Mar 2022 858th Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 858th KenanHanke 743 94 2ms 22 Feb 2023 858th Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 862nd Yewzir 🇧🇪 743 111 500ms 13 Jan 2024 863rd KatieLG 🇬🇧 742 67 971ms 21 Sep 2021 864th itsh01 742 80 42ms 4 Oct 2021 864th voytxt 🇨🇿 742 80 13ms 2 Mar 2022 864th dokutan 742 80 22ms 24 Dec 2024 867th snoozingnewt 🇺🇸 742 84 81ms 14 days ago 868th j-Ewan 741 41 34ms 22 Feb 2022 869th boxjelly 740 92 182ms 14 Mar 2022 870th primo-ppcg 🇹🇭 740 104 356ms 21 Nov 2021 870th Irratix 🇳🇱 740 104 317ms 13 Dec 2021 870th ericlangedijk 🇸🇮 740 104 369ms 17 Mar 2022 870th Matgc04 740 104 333ms 22 Aug 2023 870th CaedenHarper 🇨🇦 740 104 304ms 33 hours ago 875th Shanethegamer 🇺🇸 738 89 37ms 16 Apr 2024 876th AkashTandon167 736 95 87ms 2 Nov 2021 876th mhenion8293 🇺🇸 736 95 12ms 23 Jan 2022 876th 4ndyJ 🇬🇧 736 95 23ms 12 Feb 2023 876th Alex-x90 🇺🇸 736 95 23ms 13 Feb 2023 876th mathb0y512 736 95 541ms 22 Sep 2025 876th jacekwladzinski 736 95 28ms 2 Oct 2025 882nd olivermrose 🇺🇸 735 65 46ms 27 Oct 2021 882nd KatieLG 🇬🇧 735 65 39ms 10 Apr 2022 882nd yzhs 🇩🇪 735 65 42ms 20 Jul 2022 882nd DialFrost 🇸🇬 735 65 90ms 28 Jan 2023 882nd edsrzf 🇳🇿 735 65 94ms 5 Nov 2024 887th AlephSquirrel 735 95 2ms 8 Jun 2023 888th dokutan 735 104 6ms 5 Feb 2025 889th snoozingnewt 🇺🇸 735 114 14ms 30 Sep 2025 890th jerrandolph 734 162 301ms 3 Nov 2023 891st SirBogman 🇺🇸 734 254 44ms 23 Nov 2022 892nd yokasuretsu 733 51 198ms 16 Nov 2021 893rd MeWhenI 🇻🇦 733 68 1,774ms 28 Jan 2023 893rd Feniske 🇫🇷 733 68 1,602ms 7 Nov 2023 895th AlephSquirrel 733 81 13ms 8 Aug 2022 896th arctouch-cristiannevianna 733 105 385ms 26 May 2023 896th annaproxy 733 105 392ms 11 Apr 2025 898th jared-hughes 733 128 66ms 20 Jul 2022 898th Alex-x90 🇺🇸 733 128 56ms 14 Nov 2022 900th snoozingnewt 🇺🇸 733 136 144ms 29 Sep 2025 First Prev 826–900 of 1,981 Next Last