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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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 826th Yewzir 🇧🇪 755 102 373ms 13 Jan 2024 827th yzhs 🇩🇪 754 66 989ms 5 Nov 2021 828th msbranicky 753 89 648ms 17 Jan 2024 828th Stockoh 🇫🇷 753 89 585ms 24 Jun 2024 828th Mabeloid 🇳🇴 753 89 469ms 18 Sep 2024 831st emgordon154 752 77 154ms 7 Nov 2024 832nd stewSquared 🇺🇸 752 93 27ms 27 Sep 2022 832nd FlorianCassayre 🇫🇷 752 93 225ms 18 Oct 2022 832nd ssbhatt4321 752 93 27ms 11 Jun 2023 832nd Glinte 752 93 382ms 11 Dec 2023 832nd Hebelub 752 93 14ms 5 Jan 2024 832nd tobeannouncd 752 93 21ms 25 Apr 2025 832nd YAJUE114514 752 93 430ms 28 Jul 2025 839th Shanethegamer 🇺🇸 752 168 28ms 20 Sep 2021 840th alasdair-greenland 751 79 24ms 10 Nov 2021 840th igmcdowell 751 79 12ms 11 Dec 2021 840th dylanarmstrong 751 79 18ms 24 Jan 2024 843rd snoozingnewt 🇺🇸 751 125 371ms 25 days ago 844th janbehrens 🇩🇪 750 64 489ms 9 Nov 2021 845th Shanethegamer 🇺🇸 750 102 4ms 12 Dec 2022 846th 386asm 🇺🇸 748 117 44ms 10 Apr 2023 847th Shanethegamer 🇺🇸 748 131 27ms 20 Mar 2023 848th Irratix 🇳🇱 747 64 49ms 4 Mar 2022 848th annaproxy 747 64 65ms 27 Aug 2022 850th CatsAreFluffy 745 66 998ms 31 Jan 2023 851st trist224 🇫🇷 745 126 437ms 15 Nov 2022 852nd drochom 744 94 354ms 22 Jun 2024 852nd martion2007 744 94 74ms 14 Aug 2024 854th akamayu-ouo 🇹🇼 743 35 6ms 30 Jul 2024 855th jared-hughes 743 94 2ms 14 Mar 2022 855th Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 855th KenanHanke 743 94 2ms 22 Feb 2023 855th Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 859th Yewzir 🇧🇪 743 111 500ms 13 Jan 2024 860th KatieLG 🇬🇧 742 67 971ms 21 Sep 2021 861st itsh01 742 80 42ms 4 Oct 2021 861st voytxt 🇨🇿 742 80 13ms 2 Mar 2022 861st dokutan 742 80 22ms 24 Dec 2024 864th snoozingnewt 🇺🇸 742 84 115ms 6 days ago 865th j-Ewan 741 41 34ms 22 Feb 2022 866th boxjelly 740 92 182ms 14 Mar 2022 867th primo-ppcg 🇹🇭 740 104 356ms 21 Nov 2021 867th Irratix 🇳🇱 740 104 317ms 13 Dec 2021 867th ericlangedijk 🇸🇮 740 104 369ms 17 Mar 2022 867th Matgc04 740 104 333ms 22 Aug 2023 871st Shanethegamer 🇺🇸 738 89 56ms 16 Apr 2024 872nd AkashTandon167 736 95 87ms 2 Nov 2021 872nd mhenion8293 🇺🇸 736 95 12ms 23 Jan 2022 872nd 4ndyJ 🇬🇧 736 95 23ms 12 Feb 2023 872nd Alex-x90 🇺🇸 736 95 23ms 13 Feb 2023 872nd mathb0y512 736 95 541ms 22 Sep 2025 872nd jacekwladzinski 736 95 28ms 26 days ago 878th olivermrose 🇺🇸 735 65 46ms 27 Oct 2021 878th KatieLG 🇬🇧 735 65 39ms 10 Apr 2022 878th yzhs 🇩🇪 735 65 42ms 20 Jul 2022 878th DialFrost 🇸🇬 735 65 90ms 28 Jan 2023 878th edsrzf 🇳🇿 735 65 94ms 5 Nov 2024 883rd AlephSquirrel 735 95 2ms 8 Jun 2023 884th dokutan 735 104 6ms 5 Feb 2025 885th snoozingnewt 🇺🇸 735 114 14ms 30 Sep 2025 886th jerrandolph 734 162 301ms 3 Nov 2023 887th SirBogman 🇺🇸 734 254 44ms 23 Nov 2022 888th yokasuretsu 733 51 198ms 16 Nov 2021 889th MeWhenI 🇻🇦 733 68 1,774ms 28 Jan 2023 889th Feniske 🇫🇷 733 68 1,602ms 7 Nov 2023 891st AlephSquirrel 733 81 13ms 8 Aug 2022 892nd arctouch-cristiannevianna 733 105 385ms 26 May 2023 892nd annaproxy 733 105 392ms 11 Apr 2025 894th jared-hughes 733 128 72ms 20 Jul 2022 894th Alex-x90 🇺🇸 733 128 74ms 14 Nov 2022 896th snoozingnewt 🇺🇸 732 136 165ms 29 Sep 2025 897th snoozingnewt 🇺🇸 731 105 43ms 1 Sep 2024 898th Yewzir 🇧🇪 730 90 77ms 14 Jan 2024 899th pascscha 729 96 26ms 28 Mar 2022 899th vhoulbreque 🇫🇷 729 96 360ms 13 Aug 2022 First Prev 826–900 of 1,977 Next Last