Happy Numbers in Ruby 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 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 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 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 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Set Sphenic Numbers Star Wars GPT Tic-tac-toe Trinomial Triangle Turtle 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 Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 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 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 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters 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 CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Set Sphenic Numbers Star Wars GPT Tic-tac-toe Trinomial Triangle Turtle # Golfer Points Chars Time 1st primo-ppcg 🇹🇭 1,000 30 3 Jan 2020 1st JayXon 🇺🇸 1,000 30 20 Feb 2021 1st sisyphus-ppcg 🇦🇺 1,000 30 3 Jul 2021 1st Lydxn 🇨🇦 1,000 30 17 Aug 2021 1st Steffan153 🇫🇮 1,000 30 25 Apr 2023 1st stefangimmillaro 1,000 30 21 Aug 2023 1st MeWhenI 🇻🇦 1,000 30 22 Aug 2023 1st radarek 🇵🇱 1,000 30 17 Dec 2024 1st sean-niemann 🇺🇸 1,000 30 6 days ago 10th prplz 🇦🇺 968 31 3 Jan 2020 10th m-tkach 🇺🇦 968 31 23 Feb 2023 12th alo-gin 938 32 19 Oct 2018 13th janlelis 667 45 22 Jan 2021 14th SirBogman 🇺🇸 625 48 6 days ago 15th GrayJoKing 🇦🇺 612 49 24 Mar 2021 15th nwellnhof 🇩🇪 612 49 6 Nov 2021 15th lynn 612 49 25 May 2022 15th anter69 🇭🇺 612 49 14 Jan 2023 15th Shanethegamer 🇺🇸 612 49 29 Mar 2023 15th xsot 🇸🇬 612 49 14 Oct 2023 15th emgordon154 612 49 5 Aug 2024 15th pardouin 🇫🇷 612 49 29 Sep 2024 15th DialFrost 🇸🇬 612 49 26 days ago 24th hrrs01 556 54 14 Apr 2020 24th jaredcrystal 🇺🇸 556 54 14 Dec 2020 24th jared-hughes 556 54 9 Sep 2022 24th ovs-code 🇩🇪 556 54 9 May 2023 28th gilufin 545 55 30 May 2021 28th Natanaelel 🇸🇪 545 55 10 May 2023 30th annaproxy 526 57 27 Aug 2022 30th BREMAUCY 🇫🇷 526 57 26 Mar 2024 32nd Waffle3z 517 58 20 Jan 2021 32nd SnowballSH 517 58 9 Feb 2021 32nd jbbarth 🇫🇷 517 58 8 Oct 2021 32nd AlephSquirrel 517 58 14 Apr 2023 32nd Yewzir 🇧🇪 517 58 22 Dec 2023 37th adoxography 508 59 22 Jul 2018 37th n1LS 508 59 22 Oct 2019 37th flavono123 508 59 19 Dec 2019 37th rbviz 508 59 29 Mar 2021 37th OhmNomNom 508 59 13 Oct 2022 37th FlyingPenguin223 508 59 18 Oct 2023 37th dokutan 508 59 14 Apr 2024 44th xiBread 🇺🇸 500 60 19 Sep 2021 44th Andriamanitra 🇫🇮 500 60 20 Jul 2022 46th robymus 492 61 17 Sep 2018 46th proton 🇩🇪 492 61 10 Jun 2020 48th KatieLG 🇬🇧 476 63 18 May 2021 49th hiddicop 🇸🇪 469 64 26 Jan 2021 49th Irratix 🇳🇱 469 64 4 Mar 2022 49th yzhs 🇩🇪 469 64 20 Jul 2022 49th tatzyr 🇯🇵 469 64 11 Dec 2024 53rd pandapawskat 462 65 7 Oct 2021 53rd orthoplex 🇨🇽 462 65 30 Mar 2022 53rd DaCuteRaccoon 462 65 30 Nov 2022 56th vonagam 448 67 8 Nov 2017 56th snoozingnewt 🇺🇸 448 67 1 Sep 2024 56th NicknamedTwice 🇬🇧 448 67 13 days ago 59th acornellier 441 68 8 Dec 2018 60th reireias 435 69 31 Jul 2019 60th aksyristos 435 69 31 Jan 2023 62nd aaronze 🇦🇺 423 71 17 Sep 2023 62nd olleicua 🇺🇸 423 71 20 Feb 2024 64th nlc 417 72 8 Oct 2018 65th graft 400 75 3 Apr 2018 66th marcoskwkm 395 76 14 Oct 2024 66th HumanoidCPU 395 76 11 days ago 68th biinari 375 80 23 Mar 2018 69th iamsolarpowered 357 84 15 Dec 2017 70th snltd 349 86 14 Aug 2019 70th fynnkroeger 349 86 30 Jan 2022 72nd stevehodges 337 89 9 Nov 2017 73rd Mortis66666 323 93 10 Jun 2022 74th segiddins 313 96 24 Aug 2018 74th alexjurkiewicz 🇦🇺 313 96 7 Nov 2023 1–75 of 99 Next