Happy Numbers in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 521st kritixilithos 803 91 22 May 2024 527th primo-ppcg 🇹🇭 802 61 9 Feb 2022 528th Bubbler-4 801 72 20 Feb 2019 528th xnor-gate 801 72 22 Dec 2021 528th tobeannouncd 801 72 11 Jan 2024 531st DialFrost 🇸🇬 800 62 21 Jan 2025 532nd pardouin 🇫🇷 800 106 24 Aug 2024 533rd kevinmchung 798 59 24 Feb 2018 533rd benwilliamgraham 798 59 26 Jan 2019 533rd mogron 798 59 13 Dec 2019 533rd mortimervonchappuis 798 59 17 Mar 2020 533rd OllieBoyne 🇬🇧 798 59 16 Jan 2021 533rd SnowballSH 798 59 31 Jan 2021 533rd vishwathg 798 59 16 Aug 2022 533rd StefanHabel 🇨🇦 798 59 11 Dec 2022 533rd emirps 798 59 22 Feb 2023 533rd AlexanderFair 798 59 2 Jul 2023 533rd AVDestroyer 798 59 4 Sep 2023 533rd eiburns 798 59 13 Sep 2023 533rd m42km 798 59 7 Oct 2023 533rd elgan65536 798 59 4 Apr 2024 533rd KasperKivimaeki 🇫🇮 798 59 5 Jul 2025 533rd dirckvdende 798 59 6 Jul 2025 549th emplv 🇱🇻 797 62 15 Dec 2021 549th rucin93 🇵🇱 797 62 19 Apr 2024 549th vlpx 🇫🇮 797 62 18 Jun 2024 552nd primo-ppcg 🇹🇭 796 70 4 Jan 2024 552nd stefangimmillaro 796 70 14 Jan 2024 554th SirFireball3521 795 39 22 Mar 2023 555th MeWhenI 🇻🇦 795 44 12 Aug 2024 555th sisyphus-ppcg 🇦🇺 795 44 12 Aug 2024 555th DialFrost 🇸🇬 795 44 15 Aug 2024 555th ovs-code 🇩🇪 795 44 15 Aug 2024 555th Shanethegamer 🇺🇸 795 44 15 Aug 2024 555th GrayJoKing 🇦🇺 795 44 17 Aug 2024 555th emgordon154 795 44 19 Aug 2024 555th pardouin 🇫🇷 795 44 6 Sep 2024 555th sean-niemann 🇺🇸 795 44 13 Jan 2025 564th clockworknazo 795 82 13 Oct 2022 564th ovs-code 🇩🇪 795 82 7 Feb 2023 566th Yewzir 🇧🇪 793 125 23 Apr 2023 566th janbehrens 🇩🇪 793 125 20 Jun 2023 568th Yewzir 🇧🇪 791 54 14 Dec 2023 568th dokutan 791 54 19 May 2024 568th emgordon154 791 54 5 Dec 2024 568th edsrzf 🇳🇿 791 54 21 Jan 2025 568th kg583 🇺🇸 791 54 30 Jul 2025 573rd neel11235813 790 55 10 Mar 2024 574th flawr 790 73 24 Feb 2019 574th GrayJoKing 🇦🇺 790 73 5 Dec 2020 574th Shanethegamer 🇺🇸 790 73 15 Jul 2021 574th yzhs 🇩🇪 790 73 24 Jul 2021 574th MeWhenI 🇻🇦 790 73 15 Sep 2021 574th sisyphus-ppcg 🇦🇺 790 73 16 Mar 2022 574th DaCuteRaccoon 790 73 30 Nov 2022 574th DialFrost 🇸🇬 790 73 28 Jan 2023 574th scpchicken 🇵🇼 790 73 7 Mar 2023 574th pardouin 🇫🇷 790 73 21 Sep 2024 574th LostSyntax21 🇬🇧 790 73 8 Jan 2025 585th Jacob385 787 126 21 Feb 2025 586th lifthrasiir 🇰🇷 786 28 29 Nov 2024 587th Yewzir 🇧🇪 786 69 6 Dec 2023 588th MeWhenI 🇻🇦 786 93 18 May 2022 589th stevelamm 785 60 5 Oct 2018 589th tjtnorton 785 60 29 Nov 2018 589th giacomogallina 785 60 14 Jun 2019 589th cellobix 785 60 14 Aug 2019 589th mizuzimu 785 60 4 Feb 2020 589th ArmaanAS 785 60 8 Mar 2021 589th RDShah 785 60 26 Nov 2021 589th QuincyNash 🇺🇸 785 60 30 Nov 2022 589th msbranicky 785 60 25 Jul 2023 589th Hebelub 785 60 5 Jan 2024 589th dokutan 785 60 23 Jan 2024 589th wh3n3v3r 🇨🇿 785 60 16 Nov 2024 Prev 526–600 of 2,991 Next