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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 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 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 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 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 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 Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 598th snoozingnewt 🇺🇸 778 74 1 Sep 2024 598th Natanaelel 🇸🇪 778 74 31 May 2025 603rd primo-ppcg 🇹🇭 777 87 13 Jul 2021 604th bluebear94 775 40 12 Feb 2018 604th sisyphus-ppcg 🇦🇺 775 40 31 Jan 2023 606th GrayJoKing 🇦🇺 775 56 23 Jul 2024 607th JunkIce 774 128 23 Feb 2025 608th msrawson 772 61 31 Aug 2018 609th jiaminglimjm 🇲🇾 771 172 9 Jan 2021 610th m-tkach 🇺🇦 770 110 5 Dec 2023 611th prplz 🇦🇺 768 75 12 Oct 2021 612th GolfingSuccess 🇬🇷 768 77 19 Mar 2025 613th ffelixm 764 71 18 days ago 614th Yewzir 🇧🇪 764 90 30 Dec 2023 615th primo-ppcg 🇹🇭 763 65 26 Mar 2019 616th bendiscz 763 111 20 Apr 2020 617th lynn 762 57 17 Feb 2024 617th duckyluuk 🇳🇱 762 57 27 Mar 2024 619th Waffle3z 760 62 27 Feb 2021 619th annaproxy 760 62 11 Dec 2021 619th KatieLG 🇬🇧 760 62 11 Dec 2022 619th quimey 760 62 21 Mar 2023 619th 5cw 🇺🇸 760 62 6 Jul 2024 619th bzijlema 🇳🇱 760 62 6 May 2025 619th 4atj 760 62 11 hours ago 626th Unremarkable 760 65 28 Sep 2018 626th j55d 760 65 29 Sep 2018 626th ToriTheChicken 760 65 24 Jul 2020 626th thisishowmymindworks 🇳🇴 760 65 24 Jul 2020 626th Irratix 🇳🇱 760 65 27 Jul 2020 626th ehouais 760 65 24 Aug 2020 626th cywong-amino 🇭🇰 760 65 30 Sep 2020 626th sisyphus-ppcg 🇦🇺 760 65 27 Jan 2021 626th MeWhenI 🇻🇦 760 65 15 Sep 2021 626th shawphy 760 65 14 Oct 2021 626th DialFrost 🇸🇬 760 65 28 Jan 2023 626th tayloia 🇬🇧 760 65 11 May 2023 626th janbehrens 🇩🇪 760 65 26 Nov 2023 626th Yewzir 🇧🇪 760 65 6 Dec 2023 640th CheeryProgrammer 760 71 21 Nov 2021 641st orthoplex 🇨🇽 759 36 20 Jul 2024 642nd janlelis 759 50 21 Apr 2021 643rd Steffan153 🇫🇮 758 78 29 Oct 2023 644th MeWhenI 🇻🇦 755 123 22 Aug 2023 645th GrayJoKing 🇦🇺 753 91 28 Jan 2023 646th lynn 753 93 15 Mar 2023 647th sisyphus-ppcg 🇦🇺 752 46 21 Dec 2023 648th lynn 750 56 28 May 2021 648th prplz 🇦🇺 750 56 12 Oct 2021 648th Shanethegamer 🇺🇸 750 56 25 Oct 2021 648th MeWhenI 🇻🇦 750 56 26 Oct 2021 648th Steffan153 🇫🇮 750 56 1 Oct 2022 648th Yewzir 🇧🇪 750 56 6 Dec 2023 648th DialFrost 🇸🇬 750 56 10 Mar 2025 648th sean-niemann 🇺🇸 750 56 18 Apr 2025 656th kevlened 749 66 22 Oct 2018 656th pihart 749 66 22 Jun 2020 656th Argeento 🇵🇱 749 66 13 Nov 2020 656th ovs-code 🇩🇪 749 66 29 Jul 2024 660th marcin7Cd 748 77 11 Mar 2020 661st bac0id 748 92 23 Feb 2024 661st dokutan 748 92 7 Apr 2024 663rd DialFrost 🇸🇬 743 114 26 Dec 2024 664th MeWhenI 🇻🇦 740 71 22 Aug 2023 665th xsot 🇸🇬 740 93 23 May 2024 666th Shanethegamer 🇺🇸 739 73 12 May 2023 666th janbehrens 🇩🇪 739 73 26 Nov 2023 668th emgordon154 738 31 11 Sep 2024 669th dan-simon 738 42 28 Dec 2017 669th yokasuretsu 738 42 27 Jun 2018 671st Frank-Buss 738 93 29 Aug 2020 672nd emgordon154 737 58 20 Nov 2024 672nd DialFrost 🇸🇬 737 58 25 Dec 2024 674th rambox11 737 67 2 Apr 2018 674th ETHproductions 🇺🇸 737 67 14 Apr 2018 Prev 601–675 of 2,878 Next