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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 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 631st LostSyntax21 🇬🇧 790 73 152ms 8 Jan 2025 631st snoozingnewt 🇨🇦 790 73 148ms 5 Dec 2025 643rd Yewzir 🇧🇪 788 69 116ms 6 Dec 2023 644th MeWhenI 🇻🇦 788 93 1ms 18 May 2022 645th GrayJoKing 🇦🇺 787 67 5ms 31 Jan 2025 646th sisyphus-ppcg 🇦🇺 787 108 332ms 16 Mar 2022 647th lifthrasiir 🇰🇷 786 28 3ms 29 Nov 2024 648th stevelamm 785 60 10ms 5 Oct 2018 648th tjtnorton 785 60 10ms 29 Nov 2018 648th giacomogallina 785 60 11ms 14 Jun 2019 648th cellobix 785 60 10ms 14 Aug 2019 648th mizuzimu 785 60 11ms 4 Feb 2020 648th ArmaanAS 785 60 10ms 8 Mar 2021 648th RDShah 785 60 10ms 26 Nov 2021 648th QuincyNash 🇺🇸 785 60 10ms 30 Nov 2022 648th msbranicky 785 60 13ms 25 Jul 2023 648th Hebelub 785 60 10ms 5 Jan 2024 648th wh3n3v3r 🇨🇿 785 60 9ms 16 Nov 2024 648th JunkIce 785 60 11ms 23 Feb 2025 648th ffelixm 785 60 10ms 12 Jun 2025 648th RaBa21 🇭🇺 785 60 9ms 10 Jul 2025 662nd inventshah 785 88 57ms 27 Jan 2023 663rd dmrichwa 🇺🇸 784 63 13ms 28 Jan 2023 663rd targrik 784 63 10ms 19 Feb 2025 665th Shanethegamer 🇺🇸 784 114 2ms 7 Feb 2026 665th SuperFola 784 114 2ms 19 Feb 2026 665th CaedenHarper 🇨🇦 784 114 2ms 20 days ago 665th dokutan 784 114 3ms 19 days ago 669th hemphen 783 69 418ms 28 Aug 2022 670th primo-ppcg 🇹🇭 782 87 25ms 13 Jul 2021 671st jslip 781 35 33ms 5 Sep 2018 671st rak1507 🇬🇧 781 35 34ms 20 Sep 2021 673rd primo-ppcg 🇹🇭 780 54 1,218ms 11 May 2020 674th bforte 780 74 131ms 9 Dec 2018 674th annaproxy 780 74 130ms 12 Jan 2022 674th rak1507 🇬🇧 780 74 140ms 23 Feb 2022 674th Natanaelel 🇸🇪 780 74 143ms 31 May 2025 678th snoozingnewt 🇨🇦 780 84 3ms 9 Dec 2025 679th GrayJoKing 🇦🇺 778 56 451ms 23 Jul 2024 679th snoozingnewt 🇨🇦 778 56 451ms 28 Nov 2025 679th BREMAUCY 🇫🇷 778 56 452ms 6 Dec 2025 682nd HumanoidCPU 777 115 2ms 1 Jan 2026 682nd KatieLG 🇬🇧 777 115 3ms 21 Feb 2026 684th bluebear94 776 40 183ms 12 Feb 2018 684th sisyphus-ppcg 🇦🇺 776 40 155ms 31 Jan 2023 686th msrawson 773 61 10ms 31 Aug 2018 687th m-tkach 🇺🇦 773 110 341ms 5 Dec 2023 688th HumanoidCPU 771 85 3ms 20 Nov 2025 688th dokutan 771 85 3ms 15 Feb 2026 690th prplz 🇦🇺 769 75 145ms 12 Oct 2021 690th YAJUE114514 769 75 139ms 30 Jul 2025 692nd Yewzir 🇧🇪 767 90 57ms 30 Dec 2023 693rd ffelixm 766 71 118ms 12 Jun 2025 694th bendiscz 766 111 312ms 20 Apr 2020 695th dokutan 765 86 384ms 27 days ago 696th lynn 764 57 436ms 17 Feb 2024 696th duckyluuk 🇳🇱 764 57 382ms 27 Mar 2024 698th primo-ppcg 🇹🇭 764 65 2ms 26 Mar 2019 699th emgordon154 763 30 43ms 10 Sep 2025 700th CheeryProgrammer 761 71 411ms 21 Nov 2021 700th fuzzylojik-golf 🇺🇸 761 71 373ms 7 Sep 2025 702nd janlelis 760 50 1,242ms 21 Apr 2021 703rd Waffle3z 760 62 9ms 27 Feb 2021 703rd annaproxy 760 62 10ms 11 Dec 2021 703rd KatieLG 🇬🇧 760 62 16ms 11 Dec 2022 703rd quimey 760 62 11ms 21 Mar 2023 703rd 5cw 🇺🇸 760 62 10ms 6 Jul 2024 703rd bzijlema 🇳🇱 760 62 10ms 6 May 2025 703rd 4atj 760 62 10ms 30 Jun 2025 703rd DrakeSeteraO 760 62 10ms 25 Oct 2025 703rd HPWiz 🇳🇿 760 62 11ms 26 Nov 2025 703rd bizy-coder 760 62 11ms 5 Dec 2025 703rd aksyristos 760 62 10ms 11 days ago 703rd vang1ong7ang 760 62 10ms 42 hours ago 715th Unremarkable 760 65 9ms 28 Sep 2018 715th j55d 760 65 9ms 29 Sep 2018 715th ToriTheChicken 760 65 9ms 24 Jul 2020 715th thisishowmymindworks 🇳🇴 760 65 9ms 24 Jul 2020 715th Irratix 🇳🇱 760 65 10ms 27 Jul 2020 715th ehouais 760 65 10ms 24 Aug 2020 First Prev 641–720 of 3,278 Next Last