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 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 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 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 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 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 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 600th annaproxy 778 74 12 Jan 2022 600th rak1507 🇬🇧 778 74 23 Feb 2022 600th snoozingnewt 🇺🇸 778 74 1 Sep 2024 600th Natanaelel 🇸🇪 778 74 31 May 2025 605th primo-ppcg 🇹🇭 777 87 13 Jul 2021 606th bluebear94 775 40 12 Feb 2018 606th sisyphus-ppcg 🇦🇺 775 40 31 Jan 2023 608th GrayJoKing 🇦🇺 775 56 23 Jul 2024 609th JunkIce 774 128 23 Feb 2025 610th msrawson 772 61 31 Aug 2018 611th jiaminglimjm 🇲🇾 771 172 9 Jan 2021 612th m-tkach 🇺🇦 770 110 5 Dec 2023 613th prplz 🇦🇺 768 75 12 Oct 2021 614th GolfingSuccess 🇬🇷 768 77 19 Mar 2025 615th ffelixm 764 71 24 days ago 616th Yewzir 🇧🇪 764 90 30 Dec 2023 617th primo-ppcg 🇹🇭 763 65 26 Mar 2019 618th bendiscz 763 111 20 Apr 2020 619th lynn 762 57 17 Feb 2024 619th duckyluuk 🇳🇱 762 57 27 Mar 2024 621st Waffle3z 760 62 27 Feb 2021 621st annaproxy 760 62 11 Dec 2021 621st KatieLG 🇬🇧 760 62 11 Dec 2022 621st quimey 760 62 21 Mar 2023 621st 5cw 🇺🇸 760 62 6 Jul 2024 621st bzijlema 🇳🇱 760 62 6 May 2025 621st 4atj 760 62 6 days ago 628th Unremarkable 760 65 28 Sep 2018 628th j55d 760 65 29 Sep 2018 628th ToriTheChicken 760 65 24 Jul 2020 628th thisishowmymindworks 🇳🇴 760 65 24 Jul 2020 628th Irratix 🇳🇱 760 65 27 Jul 2020 628th ehouais 760 65 24 Aug 2020 628th cywong-amino 🇭🇰 760 65 30 Sep 2020 628th sisyphus-ppcg 🇦🇺 760 65 27 Jan 2021 628th MeWhenI 🇻🇦 760 65 15 Sep 2021 628th shawphy 760 65 14 Oct 2021 628th DialFrost 🇸🇬 760 65 28 Jan 2023 628th tayloia 🇬🇧 760 65 11 May 2023 628th janbehrens 🇩🇪 760 65 26 Nov 2023 628th Yewzir 🇧🇪 760 65 6 Dec 2023 642nd CheeryProgrammer 760 71 21 Nov 2021 643rd orthoplex 🇨🇽 759 36 20 Jul 2024 644th janlelis 759 50 21 Apr 2021 645th Steffan153 🇫🇮 758 78 29 Oct 2023 646th MeWhenI 🇻🇦 755 123 22 Aug 2023 647th GrayJoKing 🇦🇺 753 91 28 Jan 2023 648th lynn 753 93 15 Mar 2023 649th sisyphus-ppcg 🇦🇺 752 46 21 Dec 2023 650th lynn 750 56 28 May 2021 650th prplz 🇦🇺 750 56 12 Oct 2021 650th Shanethegamer 🇺🇸 750 56 25 Oct 2021 650th MeWhenI 🇻🇦 750 56 26 Oct 2021 650th Steffan153 🇫🇮 750 56 1 Oct 2022 650th Yewzir 🇧🇪 750 56 6 Dec 2023 650th DialFrost 🇸🇬 750 56 10 Mar 2025 650th sean-niemann 🇺🇸 750 56 18 Apr 2025 658th kevlened 749 66 22 Oct 2018 658th pihart 749 66 22 Jun 2020 658th Argeento 🇵🇱 749 66 13 Nov 2020 658th ovs-code 🇩🇪 749 66 29 Jul 2024 662nd marcin7Cd 748 77 11 Mar 2020 663rd bac0id 748 92 23 Feb 2024 663rd dokutan 748 92 7 Apr 2024 665th DialFrost 🇸🇬 743 114 26 Dec 2024 666th MeWhenI 🇻🇦 740 71 22 Aug 2023 667th xsot 🇸🇬 740 93 23 May 2024 668th Shanethegamer 🇺🇸 739 73 12 May 2023 668th janbehrens 🇩🇪 739 73 26 Nov 2023 670th emgordon154 738 31 11 Sep 2024 671st dan-simon 738 42 28 Dec 2017 671st yokasuretsu 738 42 27 Jun 2018 673rd Frank-Buss 738 93 29 Aug 2020 674th emgordon154 737 58 20 Nov 2024 674th DialFrost 🇸🇬 737 58 25 Dec 2024 Prev 601–675 of 2,880 Next