Prime Numbers in C# 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 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 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 Hilbert Curve Mandelbrot 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Hilbert Curve Mandelbrot 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 1st btnlq 1,000 53 10 Mar 2023 1st JayXon 🇺🇸 1,000 53 10 Mar 2023 1st Lydxn 🇨🇦 1,000 53 19 May 2023 1st AdrienHache 🇫🇷 1,000 53 20 Jun 2023 1st stefangimmillaro 1,000 53 15 Jul 2023 1st MeWhenI 🇻🇦 1,000 53 26 Jul 2023 1st namelessiw 1,000 53 12 Dec 2023 1st sean-niemann 🇺🇸 1,000 53 23 Dec 2024 1st Yax42 🇫🇷 1,000 53 9 Feb 2025 10th ScottHamper 981 54 21 Nov 2021 10th tomtheisen 🇺🇸 981 54 21 Nov 2021 12th nwellnhof 🇩🇪 828 64 21 Dec 2021 12th WalrusesAreAwesome 828 64 11 Jan 2025 12th prplz 🇦🇺 828 64 23 Jan 2025 15th Attero 🇸🇪 815 65 21 Nov 2021 15th billings7 🇬🇧 815 65 21 Nov 2021 15th KatieLG 🇬🇧 815 65 21 Nov 2021 15th primo-ppcg 🇹🇭 815 65 21 Nov 2021 15th roavin 815 65 29 Jun 2022 15th annaproxy 815 65 19 May 2023 15th b-illy 🇬🇧 815 65 21 Jan 2025 22nd Shanethegamer 🇺🇸 803 66 28 Dec 2021 22nd Yewzir 🇧🇪 803 66 8 May 2023 22nd janbehrens 🇩🇪 803 66 27 Nov 2023 22nd SirBogman 🇺🇸 803 66 3 Jan 2024 26th SmartK8 🇨🇿 791 67 10 Oct 2022 27th KrausRaus 🇺🇸 779 68 26 Jun 2023 28th Gaddy 🇫🇷 768 69 1 Jun 2022 28th postie77 768 69 18 Apr 2023 30th Irratix 🇳🇱 757 70 13 Dec 2021 30th Ripick 757 70 18 Jul 2022 30th CatsAreFluffy 757 70 28 Nov 2022 33rd sultan 746 71 2 Apr 2024 34th tkr-sh 🇫🇷 736 72 4 May 2022 34th ChrisTheisen 736 72 19 Dec 2022 34th mathb0y512 736 72 8 Feb 2023 37th LS2021 726 73 24 Nov 2023 38th Meowsan91 🇨🇿 707 75 21 Nov 2021 39th pan4ever 697 76 21 Nov 2021 39th hamhub7 697 76 26 Aug 2022 39th Matgc04 697 76 23 Feb 2024 39th Squimbletin 697 76 22 Apr 2025 43rd CarsonChr 🇺🇸 679 78 7 Apr 2024 44th hyvyys 671 79 21 Nov 2021 45th aliakseikalosha 663 80 21 Nov 2021 45th oren0 663 80 21 Nov 2021 45th adlerzei 663 80 5 May 2022 45th arctouch-sergeymetlov 663 80 21 Jun 2023 45th ElysiaVesper 663 80 19 Nov 2023 45th Re-Adventures 🇮🇳 663 80 15 Apr 2025 51st tdkkdt 🇷🇺 654 81 21 Nov 2021 51st tomh1012 654 81 21 Nov 2021 51st MLPdiscord 654 81 10 Jan 2022 51st josephdwalker 654 81 14 Nov 2023 55th ILMTitan 646 82 21 Nov 2021 55th Romain-1 🇫🇷 646 82 1 Jun 2022 55th arctouch-cristiannevianna 646 82 23 May 2023 55th kkoenig 646 82 25 Dec 2023 55th FreyLuis 646 82 17 Jan 2024 60th castur1 639 83 3 Feb 2022 60th dokutan 639 83 9 Apr 2025 62nd JDiLenarda 🇫🇷 631 84 21 Nov 2021 62nd najs91 631 84 21 Nov 2021 62nd bac0id 631 84 22 Sep 2023 62nd epic-programmer-guy 631 84 19 Dec 2023 62nd QzLP2P 631 84 29 Mar 2024 62nd malworthy 631 84 16 Aug 2024 62nd arcpolaris 631 84 27 Mar 2025 69th leth4 624 85 5 Jul 2023 70th ericlangedijk 🇸🇮 616 86 16 Mar 2022 70th Betuaredead 616 86 4 Jan 2023 70th HumanoidCPU 616 86 1 Apr 2024 73rd pallbo 609 87 21 Nov 2021 73rd Florian-Mt 609 87 14 Jul 2024 73rd rifatx 609 87 19 Jul 2024 1–75 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