Happy Numbers 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 801st GrayJoKing 🇦🇺 717 53 1,018ms 13 Sep 2021 801st primo-ppcg 🇹🇭 717 53 1,005ms 22 Sep 2021 803rd jakzo 716 69 13ms 5 Sep 2021 803rd Shanethegamer 🇺🇸 716 69 12ms 25 Apr 2023 805th GrayJoKing 🇦🇺 716 72 36ms 14 Jun 2022 805th primo-ppcg 🇹🇭 716 72 37ms 21 Jun 2022 807th MeWhenI 🇻🇦 716 89 38ms 28 Aug 2024 808th ovs-code 🇩🇪 716 98 7ms 17 Mar 2023 809th Natanaelel 🇸🇪 715 32 45ms 22 Jul 2022 809th SirBogman 🇺🇸 715 32 46ms 10 Sep 2022 811th duckyluuk 🇳🇱 715 60 2,971ms 26 Oct 2024 812th DialFrost 🇸🇬 715 76 126ms 26 Dec 2024 812th snoozingnewt 🇨🇦 715 76 120ms 29 Nov 2025 814th Yax42 🇫🇷 715 92 413ms 12 Nov 2025 815th Attero 🇸🇪 714 66 51ms 25 Sep 2020 815th nstearns96 🇬🇧 714 66 16ms 15 Dec 2022 817th jared-hughes 714 88 118ms 10 Nov 2022 817th kgodara 714 88 118ms 11 Mar 2023 817th snoozingnewt 🇨🇦 714 88 115ms 29 Nov 2025 820th namelessiw 713 61 479ms 5 Mar 2024 820th lifthrasiir 🇰🇷 713 61 394ms 2 Dec 2024 820th DialFrost 🇸🇬 713 61 393ms 26 Dec 2024 823rd Laar 712 81 137ms 1 Apr 2019 823rd alomiF 712 81 136ms 5 Oct 2023 823rd brimstonetrader 712 81 115ms 26 Jan 2024 826th MeWhenI 🇻🇦 711 92 5ms 2 Oct 2022 827th Alex-x90 🇺🇸 711 97 58ms 4 Dec 2022 827th Herbert00709 🇵🇱 711 97 52ms 8 Jun 2024 829th KenanSi 710 31 3ms 24 Feb 2022 829th ashtraypettingzoo 🇺🇸 710 31 3ms 5 Apr 2023 831st GrayJoKing 🇦🇺 706 70 11ms 20 Sep 2021 831st 0x24a537r9 706 70 12ms 10 Sep 2022 831st TRexOnGit 706 70 10ms 2 May 2025 831st Protothor 706 70 10ms 9 Jul 2025 835th GrayJoKing 🇦🇺 704 72 1ms 9 Apr 2022 836th jared-hughes 704 82 116ms 11 Sep 2023 837th m-tkach 🇺🇦 704 98 59ms 9 Mar 2023 837th annaproxy 704 98 57ms 22 Oct 2023 839th msbranicky 704 185 10ms 29 Aug 2023 840th Shanethegamer 🇺🇸 703 54 890ms 13 Sep 2021 841st sean-niemann 🇺🇸 703 61 3,053ms 30 Oct 2024 841st jkelly467 703 61 2,157ms 3 Nov 2025 843rd itsjustfreekie 703 67 75ms 20 Sep 2021 843rd Fishron 703 67 66ms 21 Oct 2021 843rd fredrik-bakke 🇳🇴 703 67 72ms 29 Sep 2022 843rd jakobkordez 🇸🇮 703 67 17ms 30 Oct 2022 843rd jmerle 🇳🇱 703 67 74ms 16 Feb 2023 848th Yewzir 🇧🇪 702 62 392ms 4 Feb 2024 848th ovs-code 🇩🇪 702 62 410ms 2 Mar 2024 848th KatieLG 🇬🇧 702 62 361ms 28 Oct 2024 851st jmerle 🇳🇱 702 100 7ms 4 Jul 2023 852nd dbut2 🇦🇺 702 121 274ms 15 Jul 2025 853rd saito-ta 🇯🇵 701 75 6ms 22 Jun 2022 853rd inventshah 701 75 2ms 25 Jan 2023 853rd Yewzir 🇧🇪 701 75 2ms 22 Dec 2023 853rd KasperKivimaeki 🇫🇮 701 75 2ms 5 Jan 2025 857th MeWhenI 🇻🇦 700 69 2ms 10 Sep 2022 857th Yewzir 🇧🇪 700 69 2ms 22 Dec 2023 857th sean-niemann 🇺🇸 700 69 2ms 8 Oct 2024 857th albanian-laundromat 700 69 2ms 24 Jun 2025 861st jared-hughes 700 94 444ms 24 Sep 2025 862nd Bubbler-4 699 49 65ms 13 Sep 2023 862nd ovs-code 🇩🇪 699 49 63ms 13 Sep 2023 864th JunkIce 698 90 116ms 23 Feb 2025 864th dokutan 698 90 120ms 23 Jul 2025 866th snoozingnewt 🇨🇦 697 89 365ms 29 Nov 2025 867th Steffan153 🇫🇮 697 99 54ms 28 Jan 2023 867th ovs-code 🇩🇪 697 99 56ms 3 Jun 2024 867th roupiq 🇵🇱 697 99 57ms 8 Jun 2024 870th jared-hughes 696 71 9ms 29 Oct 2021 870th stefangimmillaro 696 71 10ms 27 Aug 2022 870th SirFireball3521 696 71 11ms 28 Jan 2023 870th Maznek 696 71 10ms 19 Jun 2023 870th snoozingnewt 🇨🇦 696 71 9ms 29 Nov 2025 875th msbranicky 696 74 78ms 14 Aug 2023 876th dokutan 694 88 91ms 26 days ago 877th MeWhenI 🇻🇦 694 133 1,642ms 7 Nov 2025 878th xorraxrax 693 68 9ms 19 Oct 2019 878th NewDefectus 🇮🇱 693 68 10ms 1 Nov 2020 878th ydevor 🇮🇱 693 68 9ms 26 Nov 2020 First Prev 801–880 of 3,137 Next Last