Happy Numbers (Long) in all languages in bytes. 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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 Bytes Time Submitted 900th Alex-x90 🇺🇸 733 128 56ms 14 Nov 2022 902nd snoozingnewt 🇺🇸 733 136 144ms 29 Sep 2025 903rd snoozingnewt 🇺🇸 731 105 43ms 1 Sep 2024 904th Yewzir 🇧🇪 730 90 40ms 14 Jan 2024 905th pascscha 729 96 26ms 28 Mar 2022 905th vhoulbreque 🇫🇷 729 96 360ms 13 Aug 2022 905th Fanrco 729 96 329ms 4 Sep 2023 905th Europe2048 729 96 22ms 24 Nov 2024 909th GrayJoKing 🇦🇺 729 113 407ms 28 Feb 2022 910th Schmitt-Very-Cool 728 129 368ms 30 Sep 2025 911th scpchicken 🇵🇼 728 137 155ms 19 May 2022 912th albanian-laundromat 726 190 870ms 19 days ago 913th annaproxy 725 105 35ms 8 Jan 2023 914th targrik 725 164 282ms 30 Jun 2025 915th pandapawskat 724 66 56ms 7 Oct 2021 916th randolchance 724 82 11ms 11 Jan 2023 917th MeWhenI 🇻🇦 724 118 40ms 13 Feb 2025 918th Shanethegamer 🇺🇸 723 121 53ms 15 Dec 2022 919th emgordon154 722 36 8ms 3 Nov 2024 920th dcgjb 722 69 1,140ms 6 May 2024 921st RockOfStone 722 106 2ms 4 Nov 2021 921st frosster 722 106 15ms 26 Mar 2025 923rd DialFrost 🇸🇬 722 110 358ms 16 Nov 2024 924th GolfingSuccess 🇬🇷 722 112 4ms 11 Sep 2022 925th MeWhenI 🇻🇦 722 116 63ms 13 Dec 2023 926th martinnorling 🇸🇪 721 97 80ms 2 Feb 2022 926th Pyroan 721 97 31ms 14 Mar 2025 928th GolfingSuccess 🇬🇷 720 97 2ms 19 Mar 2025 929th Yewzir 🇧🇪 719 113 120ms 14 Jan 2024 930th emgordon154 718 100 13ms 27 Dec 2024 931st lynn 718 106 43ms 16 Nov 2021 932nd janbehrens 🇩🇪 717 115 428ms 23 Mar 2022 933rd Yewzir 🇧🇪 716 113 3ms 13 Jan 2024 934th tayloia 🇬🇧 715 83 13ms 11 May 2023 934th acollett89 715 83 15ms 4 Aug 2025 934th CaedenHarper 🇨🇦 715 83 20ms 15 Sep 2025 937th Shanethegamer 🇺🇸 715 86 874ms 26 May 2025 938th CaedenHarper 🇨🇦 714 67 94ms 31 Aug 2025 939th BrenSchaap 714 98 20ms 21 Oct 2021 939th Andrey135296 714 98 22ms 3 Jan 2022 939th mikehanus 714 98 25ms 21 Nov 2023 939th Troon 714 98 82ms 14 Feb 2025 939th csharpython 714 98 20ms 17 Jul 2025 939th qpwoeirut 714 98 19ms 10 Aug 2025 945th janbehrens 🇩🇪 713 98 2ms 21 Sep 2021 945th RYNO8 713 98 2ms 16 Aug 2022 945th dokutan 713 98 7ms 5 hours ago 948th DialFrost 🇸🇬 710 114 11ms 28 Oct 2024 949th primo-ppcg 🇹🇭 709 71 995ms 29 Nov 2021 950th HumanoidCPU 708 121 99ms 22 Jun 2024 951st Garklein 🇨🇦 707 84 11ms 20 Feb 2022 952nd scpchicken 🇵🇼 706 53 276ms 7 Mar 2022 953rd rollershutter 706 68 323ms 3 Jul 2024 954th andrewteske 706 99 20ms 18 Nov 2021 954th fourth-bit 706 99 20ms 11 Jul 2023 954th codewrite 🇬🇧 706 99 252ms 10 Jul 2025 954th wobblybits 706 99 33ms 18 Aug 2025 954th CaedenHarper 🇨🇦 706 99 2ms 42 hours ago 959th janbehrens 🇩🇪 706 109 376ms 21 Nov 2021 960th madex 🇩🇪 703 68 42ms 13 Jun 2024 960th snoozingnewt 🇺🇸 703 68 147ms 1 Sep 2024 960th LostSyntax21 🇬🇧 703 68 152ms 8 Jan 2025 963rd MeWhenI 🇻🇦 702 109 3ms 27 Dec 2022 964th MeWhenI 🇻🇦 700 101 3,110ms 24 Oct 2024 965th j-Ewan 700 170 247ms 10 Mar 2022 966th madex 🇩🇪 699 100 2ms 10 Nov 2021 966th b10011 🇫🇮 699 100 20ms 8 Jan 2023 966th wh3n3v3r 🇨🇿 699 100 24ms 13 Nov 2024 966th Babafaba 699 100 2ms 23 days ago 970th raphaelimahorn 698 85 11ms 2 Oct 2021 970th piano-miles 698 85 12ms 12 Mar 2023 970th Mazn3k 698 85 12ms 15 Mar 2023 970th coreynash 698 85 12ms 17 Oct 2023 974th klixel 🇨🇦 697 143 128ms 11 May 2023 975th MeWhenI 🇻🇦 696 69 682ms 15 Feb 2023 First Prev 901–975 of 1,984 Next Last