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 Minesweeper 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 589th JunkIce 785 60 10ms 23 Feb 2025 589th ffelixm 785 60 10ms 12 Jun 2025 589th RaBa21 🇭🇺 785 60 10ms 10 Jul 2025 589th Flekay 🇩🇪 785 60 14ms 10 Jul 2025 605th sisyphus-ppcg 🇦🇺 785 108 286ms 16 Mar 2022 606th dmrichwa 🇺🇸 784 63 10ms 28 Jan 2023 606th targrik 784 63 10ms 19 Feb 2025 608th GrayJoKing 🇦🇺 784 67 5ms 31 Jan 2025 609th inventshah 783 88 61ms 27 Jan 2023 610th hemphen 782 69 391ms 28 Aug 2022 611th jslip 781 35 36ms 5 Sep 2018 611th rak1507 🇬🇧 781 35 37ms 20 Sep 2021 611th 2bular 781 35 32ms 2 hours ago 614th primo-ppcg 🇹🇭 779 54 1,074ms 11 May 2020 615th bforte 779 74 144ms 9 Dec 2018 615th annaproxy 779 74 152ms 12 Jan 2022 615th rak1507 🇬🇧 779 74 157ms 23 Feb 2022 615th snoozingnewt 🇺🇸 779 74 150ms 1 Sep 2024 615th Natanaelel 🇸🇪 779 74 157ms 31 May 2025 620th primo-ppcg 🇹🇭 779 87 27ms 13 Jul 2021 621st GrayJoKing 🇦🇺 777 56 424ms 23 Jul 2024 621st fuzzylojik-golf 🇺🇸 777 56 383ms 8 Aug 2025 623rd bluebear94 776 40 202ms 12 Feb 2018 623rd sisyphus-ppcg 🇦🇺 776 40 162ms 31 Jan 2023 625th msrawson 772 61 11ms 31 Aug 2018 626th m-tkach 🇺🇦 771 110 284ms 5 Dec 2023 627th prplz 🇦🇺 769 75 158ms 12 Oct 2021 627th YAJUE114514 769 75 177ms 30 Jul 2025 629th GolfingSuccess 🇬🇷 768 77 2ms 19 Mar 2025 630th Yewzir 🇧🇪 766 90 63ms 30 Dec 2023 631st ffelixm 765 71 112ms 12 Jun 2025 632nd bendiscz 764 111 245ms 20 Apr 2020 633rd emgordon154 763 30 49ms 10 Sep 2025 634th lynn 763 57 380ms 17 Feb 2024 634th duckyluuk 🇳🇱 763 57 420ms 27 Mar 2024 636th primo-ppcg 🇹🇭 763 65 2ms 26 Mar 2019 637th janlelis 760 50 921ms 21 Apr 2021 638th Waffle3z 760 62 10ms 27 Feb 2021 638th annaproxy 760 62 9ms 11 Dec 2021 638th KatieLG 🇬🇧 760 62 22ms 11 Dec 2022 638th quimey 760 62 10ms 21 Mar 2023 638th 5cw 🇺🇸 760 62 10ms 6 Jul 2024 638th bzijlema 🇳🇱 760 62 10ms 6 May 2025 638th 4atj 760 62 12ms 30 Jun 2025 638th DrakeSeteraO 760 62 9ms 10 days ago 646th Unremarkable 760 65 10ms 28 Sep 2018 646th j55d 760 65 11ms 29 Sep 2018 646th ToriTheChicken 760 65 9ms 24 Jul 2020 646th thisishowmymindworks 🇳🇴 760 65 9ms 24 Jul 2020 646th Irratix 🇳🇱 760 65 10ms 27 Jul 2020 646th ehouais 760 65 15ms 24 Aug 2020 646th cywong-amino 🇭🇰 760 65 10ms 30 Sep 2020 646th sisyphus-ppcg 🇦🇺 760 65 15ms 27 Jan 2021 646th MeWhenI 🇻🇦 760 65 10ms 15 Sep 2021 646th shawphy 760 65 9ms 14 Oct 2021 646th DialFrost 🇸🇬 760 65 10ms 28 Jan 2023 646th tayloia 🇬🇧 760 65 15ms 11 May 2023 646th janbehrens 🇩🇪 760 65 9ms 26 Nov 2023 646th Yewzir 🇧🇪 760 65 12ms 6 Dec 2023 660th CheeryProgrammer 760 71 361ms 21 Nov 2021 660th fuzzylojik-golf 🇺🇸 760 71 367ms 7 Sep 2025 662nd orthoplex 🇨🇽 759 36 38ms 20 Jul 2024 663rd Steffan153 🇫🇮 758 78 2ms 29 Oct 2023 664th GrayJoKing 🇦🇺 757 91 29ms 28 Jan 2023 665th jiaminglimjm 🇲🇾 757 172 11ms 9 Jan 2021 666th lynn 755 93 7ms 15 Mar 2023 667th sisyphus-ppcg 🇦🇺 752 46 13ms 21 Dec 2023 668th lynn 751 56 1,159ms 28 May 2021 668th prplz 🇦🇺 751 56 1,198ms 12 Oct 2021 668th Shanethegamer 🇺🇸 751 56 1,230ms 25 Oct 2021 668th MeWhenI 🇻🇦 751 56 1,209ms 26 Oct 2021 668th Steffan153 🇫🇮 751 56 1,149ms 1 Oct 2022 668th Yewzir 🇧🇪 751 56 1,493ms 6 Dec 2023 668th DialFrost 🇸🇬 751 56 1,169ms 10 Mar 2025 668th sean-niemann 🇺🇸 751 56 1,233ms 18 Apr 2025 First Prev 601–675 of 3,066 Next Last