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 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 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 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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 675th DialFrost 🇸🇬 736 58 25 Dec 2024 677th dokutan 736 59 14 Apr 2024 678th trist224 🇫🇷 736 64 15 Nov 2022 679th elgan65536 736 85 22 Sep 2023 680th Steffan153 🇫🇮 736 99 28 Jan 2023 680th pardouin 🇫🇷 736 99 21 Sep 2024 680th sean-niemann 🇺🇸 736 99 13 days ago 683rd MeWhenI 🇻🇦 734 92 13 Jul 2021 684th Shanethegamer 🇺🇸 733 30 13 Jan 2022 685th edsrzf 🇳🇿 733 86 30 Dec 2024 686th MeWhenI 🇻🇦 732 76 16 May 2023 687th SirBogman 🇺🇸 730 45 7 Jan 2024 688th treeowl 729 79 27 Feb 2019 688th user189032 729 79 29 May 2019 688th cbrt-x 729 79 15 Sep 2023 691st prplz 🇦🇺 728 86 30 Apr 2022 691st pardouin 🇫🇷 728 86 24 Aug 2024 693rd dokutan 728 136 22 Jan 2024 694th Irratix 🇳🇱 726 41 1 Nov 2020 694th primo-ppcg 🇹🇭 726 41 2 Nov 2020 694th GrayJoKing 🇦🇺 726 41 27 Nov 2020 694th KatieLG 🇬🇧 726 41 9 Dec 2020 694th msbranicky 726 41 27 Jul 2023 694th dokutan 726 41 11 Nov 2023 694th AlephSquirrel 726 41 27 Jan 2025 701st NewDefectus 🇮🇱 726 68 16 Dec 2021 702nd emplv 🇱🇻 726 93 29 Jun 2022 703rd ZakkkkAttackkkk 🇵🇭 724 65 21 Dec 2021 703rd bob-th 724 65 5 Aug 2022 703rd btjones0 724 65 22 Nov 2022 703rd falsidge 724 65 21 Jun 2023 703rd snoozingnewt 🇺🇸 724 65 3 Oct 2023 703rd bizy-coder 724 65 13 Aug 2024 709th msbranicky 723 60 17 Jan 2024 709th JunkIce 723 60 23 Feb 2025 711th dokutan 723 90 12 Feb 2025 712th ovs-code 🇩🇪 722 95 10 Jan 2023 713th phdphil 721 43 9 Apr 2018 714th RussellEmerine 720 80 30 Nov 2019 714th Natanaelel 🇸🇪 720 80 31 Mar 2022 716th yzhs 🇩🇪 719 38 21 Jun 2022 717th retrohun 719 69 3 Nov 2024 718th lynn 719 87 7 Jul 2024 718th emgordon154 719 87 18 Feb 2025 718th edsrzf 🇳🇿 719 87 4 Mar 2025 718th DialFrost 🇸🇬 719 87 4 Apr 2025 718th acotis 719 87 15 Apr 2025 718th ovs-code 🇩🇪 719 87 20 Apr 2025 724th Bubbler-4 717 49 13 Sep 2023 724th ovs-code 🇩🇪 717 49 13 Sep 2023 726th msbranicky 717 185 29 Aug 2023 727th GrayJoKing 🇦🇺 716 53 13 Sep 2021 727th primo-ppcg 🇹🇭 716 53 22 Sep 2021 729th jakzo 716 69 5 Sep 2021 729th Shanethegamer 🇺🇸 716 69 25 Apr 2023 731st duckyluuk 🇳🇱 716 73 16 Dec 2024 732nd Natanaelel 🇸🇪 715 32 22 Jul 2022 732nd SirBogman 🇺🇸 715 32 10 Sep 2022 734th ovs-code 🇩🇪 715 98 17 Mar 2023 735th Attero 🇸🇪 714 66 25 Sep 2020 735th nstearns96 🇬🇧 714 66 15 Dec 2022 735th CornerMercury 🇬🇧 714 66 14 Feb 2025 738th GrayJoKing 🇦🇺 714 72 14 Jun 2022 738th primo-ppcg 🇹🇭 714 72 21 Jun 2022 740th DialFrost 🇸🇬 713 76 26 Dec 2024 741st ovs-code 🇩🇪 713 83 10 Oct 2023 742nd namelessiw 712 61 5 Mar 2024 742nd lifthrasiir 🇰🇷 712 61 2 Dec 2024 742nd DialFrost 🇸🇬 712 61 26 Dec 2024 745th duckyluuk 🇳🇱 711 60 26 Oct 2024 746th Laar 711 81 1 Apr 2019 746th alomiF 711 81 5 Oct 2023 746th brimstonetrader 711 81 26 Jan 2024 749th jared-hughes 711 88 10 Nov 2022 749th kgodara 711 88 11 Mar 2023 Prev 676–750 of 2,831 Next