All holes in C# in bytes. 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 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 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 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Holes Points Bytes Submitted 826th isorlab49 1 538 145 21 Apr 2023 827th 1isaaclaryea 1 536 138 21 Nov 2021 828th j-Ewan 1 532 139 9 Feb 2022 828th gurglemurgle5 1 532 139 25 Mar 2022 830th tobiasberei 1 532 154 6 Apr 2023 831st cingulataluke 1 531 96 2 Jun 2024 832nd jnuntha-mednet 1 529 140 21 Feb 2023 833rd johnstrand 1 524 166 11 May 2020 834th JayantaNath 1 519 104 15 Apr 2022 835th kallerdaller 1 515 408 2 Sep 2022 836th volpi-m 🇫🇷 1 514 144 21 Nov 2021 836th jspa2 1 514 144 2 Nov 2022 836th neonchickens 1 514 144 10 Nov 2023 839th Robbe7730 1 510 100 21 Nov 2021 840th abailey2020 🇺🇸 2 509 1,203 21 Nov 2021 841st uncertaain 1 505 101 28 Dec 2023 842nd Joe85gr 1 497 175 30 Sep 2023 843rd xk0fe 1 496 423 5 Mar 2025 844th zenstain 1 493 150 14 Jul 2022 845th Fmbalbuena 1 490 149 21 Nov 2021 846th xkacer 🇨🇿 1 486 111 21 Nov 2021 846th anter69 🇭🇺 1 486 111 18 Sep 2024 848th NovemberOrWhatever 1 477 107 6 Nov 2022 849th sushicombo 1 477 155 21 Nov 2021 849th mervynriandy 1 477 155 21 Nov 2021 851st christensendaniel 2 476 1,246 14 May 2024 852nd mikesuffield 1 475 183 10 Dec 2021 853rd xDavidL 1 474 192 19 Feb 2022 854th michael-pruglo 🇺🇦 1 471 155 6 Jul 2022 854th 4hg 🇺🇸 1 471 155 9 Nov 2022 854th LostSyntax21 🇬🇧 1 471 155 24 Nov 2024 857th nac5604 1 471 157 21 Nov 2021 858th bachmanntobias 1 465 159 8 May 2022 859th DevDomJ 1 463 160 6 Jul 2022 859th chrisevs-117 1 463 160 24 Jul 2023 861st SohelPerves 2 463 752 15 Jan 2025 862nd patagonic 1 451 164 21 Nov 2021 862nd alphafalfa 1 451 164 26 Aug 2024 864th janfalek 1 448 165 21 Nov 2021 865th alpfautz 1 448 194 21 Nov 2021 866th Sanctuspaladin 1 446 166 11 May 2023 867th GuacoIV 1 446 471 21 Nov 2021 868th MCausc78 🇺🇦 1 444 286 2 Jan 2023 869th GWStuart 2 442 1,244 15 Sep 2023 870th RYSF13 🇨🇳 1 440 166 10 Jul 2025 871st chartung17 1 438 169 1 Jan 2024 872nd RedzGoose 🇦🇺 1 435 170 17 Sep 2024 873rd brandon32389 1 433 171 21 Nov 2021 873rd KiwiGeek 1 433 171 15 Mar 2025 875th antonfridh 1 433 201 17 Aug 2022 876th Noah-Fox 1 432 118 1 Jun 2022 877th AlephSquirrel 1 430 172 21 Nov 2021 878th KevinLaux 1 429 1,005 4 Dec 2022 879th AcharyaS97 1 427 192 7 Aug 2022 880th jiaminglimjm 🇲🇾 1 424 184 21 Nov 2021 881st Yareeeema 1 423 175 10 Jan 2023 882nd kurkale6ka 3 421 2,672 21 Nov 2021 883rd AiTlbx 1 420 176 30 Aug 2022 884th sentiww 1 413 179 21 Nov 2021 885th Anthony-Williams-06 1 411 124 30 Nov 2022 886th JiaC25 1 410 234 27 Jun 2023 887th b-smyers 1 410 312 30 Jan 2025 888th atazzam 🇺🇸 1 409 181 3 Sep 2022 889th stoyandimov 1 408 515 4 Sep 2024 890th tuxillator 1 405 519 20 Jan 2023 891st valgardg 🇮🇸 1 404 183 11 May 2022 892nd 5si 1 402 184 21 Nov 2021 893rd SniperSmiley 🇺🇸 1 400 185 1 Aug 2022 894th jcsawyer123 1 398 186 21 Nov 2021 895th Cloudy80 1 396 187 21 Nov 2021 895th ScienceSmart 1 396 187 21 Nov 2021 895th SergioMM0 1 396 187 24 Aug 2022 898th mpogudintrade 1 396 485 30 Oct 2023 899th JensIssa 1 394 188 24 Aug 2022 899th KyanJeuring 1 394 188 7 Sep 2022 First Prev 826–900 of 998 Next Last