Happy Numbers in all languages in chars. 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 Chars Time 675th fuzzylojik-golf 🇺🇸 749 77 21 days ago 677th bac0id 749 92 23 Feb 2024 677th dokutan 749 92 7 Apr 2024 679th fuzzylojik-golf 🇺🇸 747 83 30 Aug 2025 680th DialFrost 🇸🇬 746 88 11 days ago 680th Yewzir 🇧🇪 746 88 3 days ago 682nd DialFrost 🇸🇬 744 114 26 Dec 2024 683rd MeWhenI 🇻🇦 741 71 22 Aug 2023 684th lynn 741 93 12 Jul 2023 684th xsot 🇸🇬 741 93 23 May 2024 686th dan-simon 739 42 28 Dec 2017 686th yokasuretsu 739 42 27 Jun 2018 688th emgordon154 739 58 20 Nov 2024 688th DialFrost 🇸🇬 739 58 25 Dec 2024 690th Shanethegamer 🇺🇸 739 73 12 May 2023 690th janbehrens 🇩🇪 739 73 26 Nov 2023 692nd elgan65536 739 85 22 Sep 2023 693rd sisyphus-ppcg 🇦🇺 739 95 14 Mar 2023 693rd Lydxn 🇨🇦 739 95 14 Mar 2023 695th Frank-Buss 738 93 29 Aug 2020 696th Steffan153 🇫🇮 738 99 28 Jan 2023 696th pardouin 🇫🇷 738 99 21 Sep 2024 696th sean-niemann 🇺🇸 738 99 9 May 2025 699th rambox11 737 67 2 Apr 2018 699th ETHproductions 🇺🇸 737 67 14 Apr 2018 699th frobinsonj 737 67 28 Jun 2018 699th dee-gomma 737 67 27 Mar 2019 699th elisherer 🇮🇱 737 67 23 Dec 2019 699th ArmaanAS 737 67 8 Mar 2021 705th edsrzf 🇳🇿 737 86 30 Dec 2024 706th MeWhenI 🇻🇦 737 92 13 Jul 2021 707th KasperKivimaeki 🇫🇮 737 115 3 days ago 708th dokutan 736 59 14 Apr 2024 709th trist224 🇫🇷 736 64 15 Nov 2022 710th Shanethegamer 🇺🇸 733 30 13 Jan 2022 711th MeWhenI 🇻🇦 733 76 16 May 2023 712th SirBogman 🇺🇸 731 45 7 Jan 2024 713th treeowl 730 79 27 Feb 2019 713th user189032 730 79 29 May 2019 713th cbrt-x 730 79 15 Sep 2023 716th prplz 🇦🇺 730 86 30 Apr 2022 716th pardouin 🇫🇷 730 86 24 Aug 2024 718th emplv 🇱🇻 729 93 29 Jun 2022 719th NewDefectus 🇮🇱 727 68 16 Dec 2021 720th Irratix 🇳🇱 726 41 1 Nov 2020 720th primo-ppcg 🇹🇭 726 41 2 Nov 2020 720th GrayJoKing 🇦🇺 726 41 27 Nov 2020 720th KatieLG 🇬🇧 726 41 9 Dec 2020 720th msbranicky 726 41 27 Jul 2023 720th dokutan 726 41 11 Nov 2023 720th AlephSquirrel 726 41 27 Jan 2025 727th dokutan 726 90 12 Feb 2025 728th ZakkkkAttackkkk 🇵🇭 725 65 21 Dec 2021 728th bob-th 725 65 5 Aug 2022 728th btjones0 725 65 22 Nov 2022 728th falsidge 725 65 21 Jun 2023 728th snoozingnewt 🇺🇸 725 65 3 Oct 2023 728th bizy-coder 725 65 13 Aug 2024 734th ovs-code 🇩🇪 725 95 10 Jan 2023 735th msbranicky 724 60 17 Jan 2024 735th JunkIce 724 60 23 Feb 2025 737th dokutan 724 75 23 Jul 2025 738th phdphil 722 43 9 Apr 2018 739th edsrzf 🇳🇿 722 54 27 days ago 740th lynn 722 87 7 Jul 2024 740th emgordon154 722 87 18 Feb 2025 740th edsrzf 🇳🇿 722 87 4 Mar 2025 740th DialFrost 🇸🇬 722 87 4 Apr 2025 740th acotis 722 87 15 Apr 2025 740th ovs-code 🇩🇪 722 87 20 Apr 2025 740th sean-niemann 🇺🇸 722 87 6 Jun 2025 740th kumavale 722 87 17 Aug 2025 748th dokutan 722 91 11 days ago 749th RussellEmerine 721 80 30 Nov 2019 750th yzhs 🇩🇪 720 38 21 Jun 2022 First Prev 676–750 of 3,042 Next Last