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 Crossword 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 Crossword 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 901st jerrandolph 734 162 259ms 3 Nov 2023 902nd yokasuretsu 733 51 198ms 16 Nov 2021 903rd MeWhenI 🇻🇦 733 68 1,774ms 28 Jan 2023 903rd Feniske 🇫🇷 733 68 1,602ms 7 Nov 2023 905th AlephSquirrel 733 81 10ms 8 Aug 2022 906th jared-hughes 733 128 64ms 20 Jul 2022 906th Alex-x90 🇺🇸 733 128 56ms 14 Nov 2022 908th snoozingnewt 🇺🇸 733 136 145ms 29 Sep 2025 909th snoozingnewt 🇺🇸 731 105 43ms 1 Sep 2024 910th Yewzir 🇧🇪 730 90 40ms 14 Jan 2024 911th pascscha 729 96 26ms 28 Mar 2022 911th vhoulbreque 🇫🇷 729 96 360ms 13 Aug 2022 911th Fanrco 729 96 329ms 4 Sep 2023 911th Europe2048 729 96 22ms 24 Nov 2024 915th GrayJoKing 🇦🇺 729 113 407ms 28 Feb 2022 916th Schmitt-Very-Cool 728 129 329ms 30 Sep 2025 917th scpchicken 🇵🇼 728 137 154ms 19 May 2022 918th albanian-laundromat 726 190 1,121ms 27 days ago 919th annaproxy 725 105 35ms 8 Jan 2023 920th targrik 725 164 253ms 30 Jun 2025 921st pandapawskat 724 66 56ms 7 Oct 2021 922nd randolchance 724 82 11ms 11 Jan 2023 923rd MeWhenI 🇻🇦 724 118 40ms 13 Feb 2025 924th DialFrost 🇸🇬 723 110 312ms 16 Nov 2024 925th Shanethegamer 🇺🇸 723 121 53ms 15 Dec 2022 926th emgordon154 722 36 7ms 3 Nov 2024 927th dcgjb 722 69 1,140ms 6 May 2024 928th RockOfStone 722 106 2ms 4 Nov 2021 928th frosster 722 106 15ms 26 Mar 2025 930th GolfingSuccess 🇬🇷 722 112 4ms 11 Sep 2022 931st MeWhenI 🇻🇦 722 116 63ms 13 Dec 2023 932nd martinnorling 🇸🇪 721 97 80ms 2 Feb 2022 932nd Pyroan 721 97 31ms 14 Mar 2025 934th GolfingSuccess 🇬🇷 720 97 2ms 19 Mar 2025 935th Yewzir 🇧🇪 719 113 120ms 14 Jan 2024 936th emgordon154 718 100 13ms 27 Dec 2024 937th lynn 718 106 43ms 16 Nov 2021 938th janbehrens 🇩🇪 717 115 428ms 23 Mar 2022 939th Yewzir 🇧🇪 716 113 3ms 13 Jan 2024 940th tayloia 🇬🇧 715 83 12ms 11 May 2023 940th acollett89 715 83 11ms 4 Aug 2025 940th CaedenHarper 🇨🇦 715 83 14ms 15 Sep 2025 943rd Shanethegamer 🇺🇸 715 86 769ms 26 May 2025 944th CaedenHarper 🇨🇦 714 67 94ms 31 Aug 2025 945th BrenSchaap 714 98 20ms 21 Oct 2021 945th Andrey135296 714 98 22ms 3 Jan 2022 945th mikehanus 714 98 25ms 21 Nov 2023 945th Troon 714 98 82ms 14 Feb 2025 945th csharpython 714 98 20ms 17 Jul 2025 945th qpwoeirut 714 98 19ms 10 Aug 2025 951st janbehrens 🇩🇪 713 98 2ms 21 Sep 2021 951st RYNO8 713 98 2ms 16 Aug 2022 951st dokutan 713 98 7ms 7 days ago 954th DialFrost 🇸🇬 710 114 11ms 28 Oct 2024 955th primo-ppcg 🇹🇭 709 71 995ms 29 Nov 2021 956th HumanoidCPU 708 121 99ms 22 Jun 2024 957th Garklein 🇨🇦 707 84 11ms 20 Feb 2022 958th janbehrens 🇩🇪 707 109 376ms 21 Nov 2021 959th scpchicken 🇵🇼 706 53 276ms 7 Mar 2022 960th rollershutter 706 68 323ms 3 Jul 2024 961st andrewteske 706 99 20ms 18 Nov 2021 961st fourth-bit 706 99 20ms 11 Jul 2023 961st codewrite 🇬🇧 706 99 252ms 10 Jul 2025 961st wobblybits 706 99 33ms 18 Aug 2025 961st CaedenHarper 🇨🇦 706 99 2ms 9 days ago 966th madex 🇩🇪 703 68 42ms 13 Jun 2024 966th snoozingnewt 🇺🇸 703 68 147ms 1 Sep 2024 966th LostSyntax21 🇬🇧 703 68 152ms 8 Jan 2025 969th MeWhenI 🇻🇦 702 109 3ms 27 Dec 2022 970th msbranicky 701 218 1,569ms 16 Sep 2025 971st MeWhenI 🇻🇦 700 101 3,110ms 24 Oct 2024 972nd j-Ewan 700 170 264ms 10 Mar 2022 973rd madex 🇩🇪 699 100 2ms 10 Nov 2021 973rd b10011 🇫🇮 699 100 20ms 8 Jan 2023 973rd wh3n3v3r 🇨🇿 699 100 24ms 13 Nov 2024 First Prev 901–975 of 1,994 Next Last