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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 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 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 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 ><> 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 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 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 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 400th Steffan153 🇫🇮 860 49 131ms 25 Apr 2023 402nd primo-ppcg 🇹🇭 859 48 105ms 25 Dec 2020 402nd sisyphus-ppcg 🇦🇺 859 48 108ms 8 Jun 2021 404th primo-ppcg 🇹🇭 859 59 1ms 15 Feb 2020 404th DaDerpDuck 859 59 1ms 26 Jan 2021 404th Waffle3z 859 59 1ms 26 Jan 2021 404th sisyphus-ppcg 🇦🇺 859 59 1ms 8 Jun 2021 408th btnlq 856 45 3ms 22 Oct 2023 409th HPWiz 🇳🇿 854 32 50ms 17 Aug 2023 410th DaCuteRaccoon 854 65 2ms 30 Nov 2022 410th snoozingnewt 🇨🇦 854 65 4ms 1 Sep 2024 410th LostSyntax21 🇬🇧 854 65 2ms 8 Jan 2025 413th emgordon154 853 51 450ms 13 Apr 2025 413th CaedenHarper 🇨🇦 853 51 379ms 29 Jul 2025 415th stefangimmillaro 849 64 107ms 15 Jul 2023 416th sisyphus-ppcg 🇦🇺 849 77 3ms 3 Feb 2023 417th emplv 🇱🇻 849 100 295ms 2 Sep 2021 417th Shanethegamer 🇺🇸 849 100 294ms 29 Mar 2023 417th Yewzir 🇧🇪 849 100 301ms 26 Oct 2023 417th emgordon154 849 100 291ms 17 Jan 2025 417th error256 849 100 282ms 15 Feb 2025 417th plcc0 849 100 292ms 21 Mar 2025 417th fuzzylojik-golf 🇺🇸 849 100 287ms 3 Sep 2025 417th CaedenHarper 🇨🇦 849 100 291ms 4 Dec 2025 417th albanian-laundromat 849 100 285ms 22 Dec 2025 426th sean-niemann 🇺🇸 848 27 46ms 22 Jul 2022 426th lynn 848 27 45ms 22 Jul 2022 426th MeWhenI 🇻🇦 848 27 43ms 23 Jul 2022 426th sisyphus-ppcg 🇦🇺 848 27 40ms 24 Jul 2022 426th jared-hughes 848 27 40ms 29 Jul 2022 426th DaCuteRaccoon 848 27 41ms 30 Nov 2022 426th AlephSquirrel 848 27 44ms 30 Dec 2022 426th DialFrost 🇸🇬 848 27 43ms 28 Jan 2023 426th CornerMercury 🇬🇧 848 27 40ms 24 Aug 2023 426th ovs-code 🇩🇪 848 27 169ms 2 Feb 2024 426th snoozingnewt 🇨🇦 848 27 41ms 1 Sep 2024 426th pardouin 🇫🇷 848 27 40ms 21 Sep 2024 426th LostSyntax21 🇬🇧 848 27 45ms 8 Jan 2025 426th edsrzf 🇳🇿 848 27 44ms 9 Mar 2025 426th CaedenHarper 🇨🇦 848 27 46ms 14 Jul 2025 426th fuzzylojik-golf 🇺🇸 848 27 42ms 9 Sep 2025 442nd pardouin 🇫🇷 846 26 3ms 14 Apr 2025 443rd stefangimmillaro 842 50 129ms 22 Aug 2023 444th MeWhenI 🇻🇦 841 49 105ms 22 Aug 2023 445th Irratix 🇳🇱 841 56 9ms 30 Apr 2022 445th GrayJoKing 🇦🇺 841 56 9ms 7 Jul 2022 445th Alex-x90 🇺🇸 841 56 9ms 28 Jan 2023 445th inventshah 841 56 9ms 28 Jan 2023 445th neel11235813 841 56 9ms 7 Feb 2023 445th roupiq 🇵🇱 841 56 9ms 18 Feb 2024 445th Seek64 🇩🇪 841 56 10ms 15 Jul 2024 445th emgordon154 841 56 10ms 6 Sep 2024 445th DialFrost 🇸🇬 841 56 10ms 26 Dec 2024 445th duckyluuk 🇳🇱 841 56 10ms 5 Jul 2025 445th BREMAUCY 🇫🇷 841 56 10ms 26 Jul 2025 445th snoozingnewt 🇨🇦 841 56 9ms 28 Nov 2025 445th Flekay 🇩🇪 841 56 9ms 11 days ago 445th FoxInTheClouds 841 56 10ms 8 days ago 445th dokutan 841 56 10ms 6 days ago 460th jared-hughes 841 101 286ms 27 Feb 2024 460th edsrzf 🇳🇿 841 101 297ms 26 Oct 2024 460th keelimeguy 🇺🇸 841 101 285ms 28 Apr 2025 463rd mcreenan 839 37 146ms 22 Apr 2018 463rd ovs-code 🇩🇪 839 37 143ms 31 Dec 2023 465th MeWhenI 🇻🇦 838 74 456ms 5 Mar 2022 466th the-zammers 836 69 115ms 2 Dec 2024 467th UnderKoen 🇳🇱 836 85 1ms 1 Jul 2022 467th sisyphus-ppcg 🇦🇺 836 85 1ms 7 Jul 2022 467th m-tkach 🇺🇦 836 85 1ms 8 Mar 2023 467th Lydxn 🇨🇦 836 85 1ms 19 Jul 2023 467th edsrzf 🇳🇿 836 85 2ms 5 Mar 2025 472nd nwellnhof 🇩🇪 833 79 451ms 25 Sep 2025 472nd stefangimmillaro 833 79 472ms 6 Oct 2025 472nd DialFrost 🇸🇬 833 79 413ms 14 Nov 2025 472nd h3ra993huskp 🇯🇵 833 79 491ms 30 Nov 2025 472nd ScottHamper 833 79 451ms 30 Nov 2025 472nd edsrzf 🇳🇿 833 79 511ms 25 Dec 2025 478th msbranicky 833 102 285ms 8 Sep 2023 478th kkoenig 833 102 297ms 5 Jan 2024 480th AdrienHache 🇫🇷 831 83 57ms 7 Jan 2024 First Prev 401–480 of 3,175 Next Last