All holes in Ruby 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 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 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 Calendar 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 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Holes Points Chars Submitted 601st j-Ewan 1 429 105 15 Feb 2022 602nd SubsTheTechnomancer 1 428 442 3 Mar 2023 603rd Msleizak 🇫🇷 3 427 2,187 14 Dec 2023 604th pengu1n-master 1 425 106 11 Dec 2021 604th copoer 1 425 106 28 Feb 2023 604th keelimeguy 🇺🇸 1 425 106 24 Oct 2023 607th comp0zr 1 421 449 27 Sep 2023 608th SpareManiKatti 3 421 2,163 19 Apr 2022 609th kkittlive 1 417 108 5 Oct 2020 610th Ripick 1 415 65 17 Mar 2024 611th joshuaballoch 1 414 292 15 Jan 2020 612th twocatsinatrenchcoat 1 413 109 25 Apr 2022 613th takafan 🇨🇳 1 413 155 13 Sep 2023 614th vincecoss 1 413 458 15 May 2022 615th etzrxd 1 412 153 25 Aug 2023 616th ferblape 1 405 116 26 Dec 2020 617th MaxElf999 1 403 67 14 Dec 2022 618th Lucca-mito 1 402 112 18 Apr 2018 619th kkoenig 2 402 140 22 Dec 2023 620th ryo-ha-gi 1 398 475 22 Jul 2024 621st mothcolada 🇺🇸 8 395 7,142 26 May 2021 622nd dev-Thae 1 393 481 6 Nov 2023 623rd kittrz9 5 390 4,212 7 Dec 2017 624th hrubymar10 1 385 117 18 Feb 2024 625th YinglunQ 1 383 493 18 Jul 2024 626th bobbysq 1 380 100 30 May 2023 627th jtaxen 1 379 66 18 Mar 2022 628th gessgallardo 1 379 499 21 Jun 2022 629th jthorup84 1 376 109 22 Nov 2017 630th DanielDz21 🇧🇷 1 373 67 31 Oct 2023 631st Nekall 1 373 126 2 Jun 2022 632nd eraserqueen 1 372 508 9 Nov 2020 633rd SB-945 3 372 2,858 8 Oct 2023 634th Phil-Bergeman 1 369 122 27 Mar 2018 634th MarkStockwellZA 1 369 122 7 Jan 2022 636th hankhng 1 366 123 7 Oct 2020 637th uncertaain 1 360 89 4 Dec 2024 638th KyanJeuring 1 360 125 7 Sep 2022 639th gotbadger 1 359 231 21 Nov 2024 640th apbassi89 1 358 528 2 Jun 2025 641st Languag3 1 356 132 24 Sep 2025 642nd Sticky-Bits 1 354 127 19 Apr 2019 642nd SniperSmiley 🇺🇸 1 354 127 3 Aug 2022 644th RoscoeDaWah 🇬🇧 1 352 128 22 Mar 2023 645th RyanRogan 1 351 77 15 Apr 2020 646th kurkale6ka 4 351 2,831 29 Dec 2023 647th JackieAlacrity2373 1 344 131 11 Jun 2024 648th xkacer 🇨🇿 1 342 76 22 Nov 2020 649th BharadwajSridharan 🇮🇳 2 342 413 17 Nov 2020 650th RedzGoose 🇦🇺 1 341 132 10 Jun 2024 651st tomh1012 1 338 80 13 Oct 2020 652nd mosegontar 1 338 139 6 Jul 2022 653rd andymac-2 1 338 195 7 Jul 2024 654th OCNeve 1 333 171 3 Jul 2024 655th Onitech 1 329 82 14 Nov 2018 656th BryanH 2 328 833 22 Sep 2021 657th Noah-Fox 1 325 77 1 Jun 2022 658th krissemicolon 1 324 139 6 May 2021 659th adamnielson42 🇺🇸 4 324 2,773 2 Feb 2025 660th JunkIce 3 322 2,143 26 Feb 2025 661st 104210 1 308 104 19 May 2022 662nd Tsuk1w 🇫🇷 1 304 148 9 Nov 2022 663rd nmy998244353 1 302 149 25 Jun 2021 664th stordev 1 300 140 26 Feb 2021 665th pinc-h 1 296 152 30 Jun 2022 666th jspa2 1 294 153 2 Nov 2022 667th Lispless 1 292 154 30 May 2024 668th LHLaurini 🇧🇷 1 288 528 14 Jul 2024 669th johnreitano 1 287 422 21 Dec 2022 670th TheCod-r 🇦🇶 1 286 133 31 Oct 2022 671st InigoK 🇺🇸 2 285 1,199 25 Apr 2023 672nd ellygaytor 1 281 160 12 May 2021 673rd IrAdler 1 274 146 21 Oct 2018 674th stanig2106 1 266 169 15 Apr 2023 674th zwxzwxzwx21 1 266 169 22 Dec 2023 First Prev 601–675 of 802 Next Last