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 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 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 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 525th benwilliamgraham 798 59 26 Jan 2019 525th mogron 798 59 13 Dec 2019 525th mortimervonchappuis 798 59 17 Mar 2020 525th OllieBoyne 🇬🇧 798 59 16 Jan 2021 525th SnowballSH 798 59 31 Jan 2021 525th vishwathg 798 59 16 Aug 2022 525th StefanHabel 🇨🇦 798 59 11 Dec 2022 525th emirps 798 59 22 Feb 2023 525th AlexanderFair 798 59 2 Jul 2023 525th AVDestroyer 798 59 4 Sep 2023 525th eiburns 798 59 13 Sep 2023 525th m42km 798 59 7 Oct 2023 525th elgan65536 798 59 4 Apr 2024 525th KasperKivimaeki 🇫🇮 798 59 5 Jul 2025 525th dirckvdende 798 59 6 Jul 2025 541st emplv 🇱🇻 797 62 15 Dec 2021 541st rucin93 🇵🇱 797 62 19 Apr 2024 541st vlpx 🇫🇮 797 62 18 Jun 2024 544th SirFireball3521 796 39 22 Mar 2023 545th primo-ppcg 🇹🇭 796 70 4 Jan 2024 545th stefangimmillaro 796 70 14 Jan 2024 547th clockworknazo 796 82 13 Oct 2022 547th ovs-code 🇩🇪 796 82 7 Feb 2023 549th MeWhenI 🇻🇦 795 44 12 Aug 2024 549th sisyphus-ppcg 🇦🇺 795 44 12 Aug 2024 549th DialFrost 🇸🇬 795 44 15 Aug 2024 549th ovs-code 🇩🇪 795 44 15 Aug 2024 549th Shanethegamer 🇺🇸 795 44 15 Aug 2024 549th GrayJoKing 🇦🇺 795 44 17 Aug 2024 549th emgordon154 795 44 19 Aug 2024 549th pardouin 🇫🇷 795 44 6 Sep 2024 549th sean-niemann 🇺🇸 795 44 13 Jan 2025 558th Yewzir 🇧🇪 792 54 14 Dec 2023 558th dokutan 792 54 19 May 2024 558th emgordon154 792 54 5 Dec 2024 558th edsrzf 🇳🇿 792 54 21 Jan 2025 558th kg583 🇺🇸 792 54 30 Jul 2025 563rd neel11235813 790 55 10 Mar 2024 564th flawr 790 73 24 Feb 2019 564th GrayJoKing 🇦🇺 790 73 5 Dec 2020 564th Shanethegamer 🇺🇸 790 73 15 Jul 2021 564th yzhs 🇩🇪 790 73 24 Jul 2021 564th MeWhenI 🇻🇦 790 73 15 Sep 2021 564th sisyphus-ppcg 🇦🇺 790 73 16 Mar 2022 564th DaCuteRaccoon 790 73 30 Nov 2022 564th DialFrost 🇸🇬 790 73 28 Jan 2023 564th scpchicken 🇵🇼 790 73 7 Mar 2023 564th pardouin 🇫🇷 790 73 21 Sep 2024 564th LostSyntax21 🇬🇧 790 73 8 Jan 2025 575th Yewzir 🇧🇪 787 69 6 Dec 2023 576th lifthrasiir 🇰🇷 786 28 29 Nov 2024 577th MeWhenI 🇻🇦 786 93 18 May 2022 578th stevelamm 785 60 5 Oct 2018 578th tjtnorton 785 60 29 Nov 2018 578th giacomogallina 785 60 14 Jun 2019 578th cellobix 785 60 14 Aug 2019 578th mizuzimu 785 60 4 Feb 2020 578th ArmaanAS 785 60 8 Mar 2021 578th RDShah 785 60 26 Nov 2021 578th QuincyNash 🇺🇸 785 60 30 Nov 2022 578th msbranicky 785 60 25 Jul 2023 578th Hebelub 785 60 5 Jan 2024 578th dokutan 785 60 23 Jan 2024 578th wh3n3v3r 🇨🇿 785 60 16 Nov 2024 578th JunkIce 785 60 23 Feb 2025 578th ffelixm 785 60 12 Jun 2025 578th RaBa21 🇭🇺 785 60 10 Jul 2025 578th Flekay 🇩🇪 785 60 10 Jul 2025 594th sisyphus-ppcg 🇦🇺 785 108 16 Mar 2022 595th dmrichwa 🇺🇸 784 63 28 Jan 2023 595th targrik 784 63 19 Feb 2025 597th GrayJoKing 🇦🇺 784 67 31 Jan 2025 598th inventshah 783 88 27 Jan 2023 599th hemphen 782 69 28 Aug 2022 600th jslip 781 35 5 Sep 2018 Prev 526–600 of 3,028 Next