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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 561st sisyphus-ppcg 🇦🇺 805 91 1ms 18 May 2022 561st ovs-code 🇩🇪 805 91 1ms 20 May 2022 561st inventshah 805 91 1ms 4 Jun 2022 561st nwellnhof 🇩🇪 805 91 1ms 8 Jul 2022 561st retrohun 805 91 1ms 30 Apr 2023 561st kritixilithos 805 91 1ms 22 May 2024 567th lynn 804 34 38ms 13 Apr 2021 567th jared-hughes 804 34 33ms 30 Sep 2021 567th Natanaelel 🇸🇪 804 34 41ms 28 Nov 2023 567th SirBogman 🇺🇸 804 34 33ms 8 Jul 2025 567th fuzzylojik-golf 🇺🇸 804 34 34ms 9 Sep 2025 572nd primo-ppcg 🇹🇭 803 61 1,087ms 9 Feb 2022 573rd Bubbler-4 801 72 134ms 20 Feb 2019 573rd xnor-gate 801 72 137ms 22 Dec 2021 573rd tobeannouncd 801 72 137ms 11 Jan 2024 576th pardouin 🇫🇷 801 106 295ms 24 Aug 2024 577th DialFrost 🇸🇬 800 62 55ms 21 Jan 2025 578th kevinmchung 799 59 10ms 24 Feb 2018 578th benwilliamgraham 799 59 10ms 26 Jan 2019 578th mogron 799 59 10ms 13 Dec 2019 578th mortimervonchappuis 799 59 10ms 17 Mar 2020 578th OllieBoyne 🇬🇧 799 59 9ms 16 Jan 2021 578th SnowballSH 799 59 9ms 31 Jan 2021 578th vishwathg 799 59 9ms 16 Aug 2022 578th StefanHabel 🇨🇦 799 59 9ms 11 Dec 2022 578th emirps 799 59 9ms 22 Feb 2023 578th AlexanderFair 799 59 10ms 2 Jul 2023 578th AVDestroyer 799 59 10ms 4 Sep 2023 578th eiburns 799 59 9ms 13 Sep 2023 578th m42km 799 59 9ms 7 Oct 2023 578th elgan65536 🇺🇸 799 59 10ms 4 Apr 2024 578th KasperKivimaeki 🇫🇮 799 59 9ms 5 Jul 2025 578th dirckvdende 799 59 10ms 6 Jul 2025 578th JOrE20 799 59 9ms 19 days ago 595th clockworknazo 798 82 5ms 13 Oct 2022 595th ovs-code 🇩🇪 798 82 5ms 7 Feb 2023 597th emplv 🇱🇻 797 62 10ms 15 Dec 2021 597th rucin93 🇵🇱 797 62 11ms 19 Apr 2024 597th vlpx 🇫🇮 797 62 12ms 18 Jun 2024 600th SirFireball3521 796 39 150ms 22 Mar 2023 601st primo-ppcg 🇹🇭 796 70 38ms 4 Jan 2024 601st stefangimmillaro 796 70 38ms 14 Jan 2024 603rd MeWhenI 🇻🇦 795 44 3ms 12 Aug 2024 603rd sisyphus-ppcg 🇦🇺 795 44 3ms 12 Aug 2024 603rd DialFrost 🇸🇬 795 44 4ms 15 Aug 2024 603rd ovs-code 🇩🇪 795 44 3ms 15 Aug 2024 603rd Shanethegamer 🇺🇸 795 44 3ms 15 Aug 2024 603rd GrayJoKing 🇦🇺 795 44 3ms 17 Aug 2024 603rd emgordon154 795 44 3ms 19 Aug 2024 603rd pardouin 🇫🇷 795 44 3ms 6 Sep 2024 603rd sean-niemann 🇺🇸 795 44 3ms 13 Jan 2025 603rd snoozingnewt 🇨🇦 795 44 3ms 30 Nov 2025 613th Yewzir 🇧🇪 793 54 7ms 14 Dec 2023 613th dokutan 793 54 7ms 19 May 2024 613th emgordon154 793 54 6ms 5 Dec 2024 613th edsrzf 🇳🇿 793 54 6ms 21 Jan 2025 613th kg583 🇺🇸 793 54 7ms 30 Jul 2025 613th snoozingnewt 🇨🇦 793 54 6ms 30 Nov 2025 613th DialFrost 🇸🇬 793 54 6ms 1 Jan 2026 620th neel11235813 791 55 405ms 10 Mar 2024 620th albanian-laundromat 791 55 424ms 7 Oct 2025 620th dokutan 791 55 372ms 24 days ago 623rd flawr 790 73 136ms 24 Feb 2019 623rd GrayJoKing 🇦🇺 790 73 136ms 5 Dec 2020 623rd Shanethegamer 🇺🇸 790 73 140ms 15 Jul 2021 623rd yzhs 🇩🇪 790 73 140ms 24 Jul 2021 623rd MeWhenI 🇻🇦 790 73 139ms 15 Sep 2021 623rd sisyphus-ppcg 🇦🇺 790 73 140ms 16 Mar 2022 623rd DaCuteRaccoon 790 73 136ms 30 Nov 2022 623rd DialFrost 🇸🇬 790 73 154ms 28 Jan 2023 623rd scpchicken 🇵🇼 790 73 140ms 7 Mar 2023 623rd pardouin 🇫🇷 790 73 159ms 21 Sep 2024 623rd LostSyntax21 🇬🇧 790 73 152ms 8 Jan 2025 623rd snoozingnewt 🇨🇦 790 73 148ms 5 Dec 2025 635th Yewzir 🇧🇪 787 69 115ms 6 Dec 2023 636th MeWhenI 🇻🇦 787 93 1ms 18 May 2022 637th lifthrasiir 🇰🇷 786 28 3ms 29 Nov 2024 638th GrayJoKing 🇦🇺 786 67 5ms 31 Jan 2025 639th sisyphus-ppcg 🇦🇺 786 108 282ms 16 Mar 2022 640th stevelamm 785 60 10ms 5 Oct 2018 First Prev 561–640 of 3,190 Next Last