Happy Numbers (Long) in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Tower of Hanoi 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 Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 Tower of Hanoi 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 Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 721st alasdair-greenland 749 79 25ms 10 Nov 2021 721st igmcdowell 749 79 11ms 11 Dec 2021 721st dylanarmstrong 749 79 13ms 24 Jan 2024 724th yzhs 🇩🇪 748 66 989ms 5 Nov 2021 725th Yewzir 🇧🇪 748 110 472ms 13 Jan 2024 726th m-tkach 🇺🇦 747 75 612ms 20 Jan 2024 727th KrausRaus 🇺🇸 746 97 2ms 24 Oct 2023 728th Shanethegamer 🇺🇸 746 102 3ms 12 Dec 2022 728th dokutan 746 102 3ms 6 Nov 2025 730th 386asm 🇺🇸 746 117 40ms 10 Apr 2023 731st Shanethegamer 🇺🇸 745 131 28ms 20 Mar 2023 732nd sisyphus-ppcg 🇦🇺 744 89 18ms 4 Feb 2023 732nd edsrzf 🇳🇿 744 89 13ms 14 Nov 2025 734th Yewzir 🇧🇪 744 102 350ms 13 Jan 2024 735th o0lit3 🇺🇸 743 50 69ms 19 Sep 2021 735th primo-ppcg 🇹🇭 743 50 127ms 20 Sep 2021 735th nwellnhof 🇩🇪 743 50 59ms 26 Dec 2021 735th Lydxn 🇨🇦 743 50 144ms 25 May 2022 739th emgordon154 742 31 323ms 10 Sep 2025 740th albanian-laundromat 742 113 4ms 25 days ago 741st primo-ppcg 🇹🇭 741 80 267ms 22 Sep 2021 741st prplz 🇦🇺 741 80 213ms 18 Dec 2021 741st inventshah 741 80 303ms 10 May 2022 741st jhu04 741 80 302ms 18 Jan 2024 741st jtaxen 741 80 301ms 4 Apr 2024 741st namelessiw 741 80 213ms 14 Jul 2024 741st fgrosshans 🇫🇷 741 80 366ms 23 Jul 2024 741st EnTerr 741 80 186ms 8 Sep 2024 741st zacjl 741 80 21ms 12 Apr 2025 750th itsh01 740 80 50ms 4 Oct 2021 750th voytxt 🇨🇿 740 80 12ms 2 Mar 2022 750th dokutan 740 80 24ms 24 Dec 2024 753rd Shanethegamer 🇺🇸 739 93 2ms 3 Apr 2023 753rd Yewzir 🇧🇪 739 93 2ms 10 Jan 2024 755th GrayJoKing 🇦🇺 738 72 139ms 3 Aug 2024 755th emgordon154 738 72 135ms 15 Nov 2024 757th snoozingnewt 🇨🇦 738 102 104ms 13 Sep 2025 758th jared-hughes 738 128 69ms 20 Jul 2022 758th Alex-x90 🇺🇸 738 128 62ms 14 Nov 2022 760th KatieLG 🇬🇧 737 67 971ms 21 Sep 2021 761st AlephSquirrel 737 76 677ms 16 Jan 2024 761st JunkIce 737 76 400ms 3 Dec 2024 763rd boxjelly 737 92 164ms 14 Mar 2022 764th Matgc04 737 103 353ms 22 Aug 2023 764th dokutan 737 103 369ms 23 Nov 2025 766th akshatj27 🇦🇶 736 56 38ms 11 Jan 2022 766th m-tkach 🇺🇦 736 56 36ms 23 Feb 2023 768th snoozingnewt 🇨🇦 736 90 144ms 13 Oct 2025 769th steffan-polygolf 735 103 120ms 19 Feb 2024 770th akamayu-ouo 🇹🇼 734 35 5ms 30 Jul 2024 771st Shanethegamer 🇺🇸 734 89 41ms 16 Apr 2024 772nd SirBogman 🇺🇸 734 254 43ms 23 Nov 2022 773rd j-Ewan 732 41 33ms 22 Feb 2022 773rd sisyphus-ppcg 🇦🇺 732 41 251ms 31 Jan 2023 773rd SirFireball3521 732 41 274ms 15 Mar 2023 776th jared-hughes 732 81 283ms 19 Sep 2021 776th jacklynnepenick 732 81 198ms 5 Nov 2021 776th guilhem-roy 🇫🇷 732 81 304ms 26 Feb 2022 776th suwat513 732 81 301ms 15 Sep 2022 776th LogicalJoe 732 81 216ms 7 Oct 2022 776th Eilonlif 🇮🇱 732 81 310ms 3 Nov 2022 776th janbehrens 🇩🇪 732 81 212ms 17 Jun 2023 776th bknower 732 81 23ms 26 Jun 2025 776th edsrzf 🇳🇿 732 81 218ms 22 Jul 2025 785th janbehrens 🇩🇪 731 64 490ms 9 Nov 2021 786th AlephSquirrel 731 81 11ms 8 Aug 2022 787th jared-hughes 731 94 2ms 14 Mar 2022 787th KenanHanke 731 94 2ms 22 Feb 2023 789th snoozingnewt 🇨🇦 731 136 136ms 29 Sep 2025 790th primo-ppcg 🇹🇭 730 104 339ms 21 Nov 2021 790th Irratix 🇳🇱 730 104 350ms 13 Dec 2021 790th ericlangedijk 🇸🇮 730 104 376ms 17 Mar 2022 790th CaedenHarper 🇨🇦 730 104 337ms 5 Nov 2025 794th dokutan 729 109 118ms 18 Nov 2025 795th MeWhenI 🇻🇦 728 68 1,713ms 28 Jan 2023 795th Feniske 🇫🇷 728 68 1,587ms 7 Nov 2023 797th MeWhenI 🇻🇦 728 73 133ms 3 Aug 2024 798th snoozingnewt 🇨🇦 728 84 93ms 22 Oct 2025 799th DialFrost 🇸🇬 728 91 22ms 31 Oct 2023 800th Shanethegamer 🇺🇸 728 104 15ms 17 Dec 2023 First Prev 721–800 of 2,035 Next Last