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 ArkScript 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 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 ArkScript 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 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 560th dokutan 807 85 5ms 15 Jan 2024 560th Yewzir 🇧🇪 807 85 4ms 6 Feb 2024 563rd ovs-code 🇩🇪 805 77 488ms 29 Jul 2024 564th sisyphus-ppcg 🇦🇺 805 91 1ms 18 May 2022 564th ovs-code 🇩🇪 805 91 1ms 20 May 2022 564th inventshah 805 91 1ms 4 Jun 2022 564th nwellnhof 🇩🇪 805 91 1ms 8 Jul 2022 564th retrohun 805 91 1ms 30 Apr 2023 564th kritixilithos 805 91 1ms 22 May 2024 570th lynn 804 34 38ms 13 Apr 2021 570th jared-hughes 804 34 33ms 30 Sep 2021 570th Natanaelel 🇸🇪 804 34 41ms 28 Nov 2023 570th SirBogman 🇺🇸 804 34 33ms 8 Jul 2025 570th fuzzylojik-golf 🇺🇸 804 34 34ms 9 Sep 2025 575th primo-ppcg 🇹🇭 803 61 1,087ms 9 Feb 2022 576th Bubbler-4 801 72 134ms 20 Feb 2019 576th xnor-gate 801 72 137ms 22 Dec 2021 576th tobeannouncd 801 72 137ms 11 Jan 2024 579th pardouin 🇫🇷 801 106 295ms 24 Aug 2024 580th DialFrost 🇸🇬 800 62 55ms 21 Jan 2025 581st kevinmchung 799 59 10ms 24 Feb 2018 581st benwilliamgraham 799 59 10ms 26 Jan 2019 581st mogron 799 59 10ms 13 Dec 2019 581st mortimervonchappuis 799 59 10ms 17 Mar 2020 581st OllieBoyne 🇬🇧 799 59 9ms 16 Jan 2021 581st SnowballSH 799 59 9ms 31 Jan 2021 581st vishwathg 799 59 9ms 16 Aug 2022 581st StefanHabel 🇨🇦 799 59 9ms 11 Dec 2022 581st emirps 799 59 9ms 22 Feb 2023 581st AlexanderFair 799 59 10ms 2 Jul 2023 581st AVDestroyer 799 59 10ms 4 Sep 2023 581st eiburns 799 59 9ms 13 Sep 2023 581st m42km 799 59 9ms 7 Oct 2023 581st elgan65536 🇺🇸 799 59 10ms 4 Apr 2024 581st KasperKivimaeki 🇫🇮 799 59 9ms 5 Jul 2025 581st dirckvdende 799 59 10ms 6 Jul 2025 581st JOrE20 799 59 9ms 22 days ago 598th clockworknazo 798 82 5ms 13 Oct 2022 598th ovs-code 🇩🇪 798 82 5ms 7 Feb 2023 600th emplv 🇱🇻 797 62 10ms 15 Dec 2021 600th rucin93 🇵🇱 797 62 10ms 19 Apr 2024 600th vlpx 🇫🇮 797 62 12ms 18 Jun 2024 603rd SirFireball3521 796 39 150ms 22 Mar 2023 604th primo-ppcg 🇹🇭 796 70 38ms 4 Jan 2024 604th stefangimmillaro 796 70 38ms 14 Jan 2024 606th MeWhenI 🇻🇦 795 44 3ms 12 Aug 2024 606th sisyphus-ppcg 🇦🇺 795 44 3ms 12 Aug 2024 606th DialFrost 🇸🇬 795 44 4ms 15 Aug 2024 606th ovs-code 🇩🇪 795 44 3ms 15 Aug 2024 606th Shanethegamer 🇺🇸 795 44 3ms 15 Aug 2024 606th GrayJoKing 🇦🇺 795 44 3ms 17 Aug 2024 606th emgordon154 795 44 3ms 19 Aug 2024 606th pardouin 🇫🇷 795 44 3ms 6 Sep 2024 606th sean-niemann 🇺🇸 795 44 3ms 13 Jan 2025 606th snoozingnewt 🇨🇦 795 44 3ms 30 Nov 2025 616th Yewzir 🇧🇪 793 54 6ms 14 Dec 2023 616th dokutan 793 54 6ms 19 May 2024 616th emgordon154 793 54 6ms 5 Dec 2024 616th edsrzf 🇳🇿 793 54 6ms 21 Jan 2025 616th kg583 🇺🇸 793 54 6ms 30 Jul 2025 616th snoozingnewt 🇨🇦 793 54 6ms 30 Nov 2025 616th DialFrost 🇸🇬 793 54 5ms 1 Jan 2026 623rd GolfingSuccess 🇬🇷 792 113 81ms 3 days ago 624th neel11235813 791 55 405ms 10 Mar 2024 624th albanian-laundromat 791 55 424ms 7 Oct 2025 624th dokutan 791 55 372ms 26 days ago 627th flawr 790 73 136ms 24 Feb 2019 627th GrayJoKing 🇦🇺 790 73 136ms 5 Dec 2020 627th Shanethegamer 🇺🇸 790 73 140ms 15 Jul 2021 627th yzhs 🇩🇪 790 73 140ms 24 Jul 2021 627th MeWhenI 🇻🇦 790 73 139ms 15 Sep 2021 627th sisyphus-ppcg 🇦🇺 790 73 140ms 16 Mar 2022 627th DaCuteRaccoon 790 73 136ms 30 Nov 2022 627th DialFrost 🇸🇬 790 73 154ms 28 Jan 2023 627th scpchicken 🇵🇼 790 73 140ms 7 Mar 2023 627th pardouin 🇫🇷 790 73 159ms 21 Sep 2024 627th LostSyntax21 🇬🇧 790 73 152ms 8 Jan 2025 627th snoozingnewt 🇨🇦 790 73 148ms 5 Dec 2025 639th Yewzir 🇧🇪 787 69 115ms 6 Dec 2023 640th MeWhenI 🇻🇦 787 93 1ms 18 May 2022 First Prev 561–640 of 3,193 Next Last