Prime Numbers (Long) in C# 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st Lydxn 🇨🇦 1,000 65 452ms 5 Dec 2021 1st JayXon 🇺🇸 1,000 65 445ms 22 Dec 2021 1st Yax42 🇫🇷 1,000 65 485ms 1 Aug 2025 4th primo-ppcg 🇹🇭 985 66 492ms 5 Dec 2021 4th nwellnhof 🇩🇪 985 66 496ms 5 Dec 2021 4th billings7 🇬🇧 985 66 465ms 16 Apr 2022 4th ScottHamper 985 66 480ms 27 Apr 2022 4th btnlq 985 66 493ms 3 Mar 2023 4th 09cf 985 66 532ms 10 Jan 2025 4th AdrienHache 🇫🇷 985 66 445ms 19 Aug 2025 4th DialFrost 🇸🇬 985 66 484ms 13 Nov 2025 4th Steffan153 🇫🇮 985 66 481ms 19 Mar 2026 13th janbehrens 🇩🇪 942 69 465ms 6 Dec 2021 13th stefangimmillaro 942 69 456ms 7 Jan 2022 13th MeWhenI 🇻🇦 942 69 433ms 18 Jun 2022 13th KrausRaus 🇺🇸 942 69 458ms 26 Jun 2023 13th Yewzir 🇧🇪 942 69 464ms 5 Nov 2023 13th namelessiw 942 69 478ms 25 Nov 2023 13th SirBogman 🇺🇸 942 69 463ms 3 Jan 2024 13th sean-niemann 🇺🇸 942 69 462ms 16 Apr 2024 13th fuzzylojik-golf 🇺🇸 942 69 483ms 14 Aug 2025 13th amazingalek 🇳🇴 942 69 438ms 21 Jan 2026 23rd Irratix 🇳🇱 915 71 468ms 13 Dec 2021 23rd Shanethegamer 🇺🇸 915 71 480ms 20 Apr 2022 23rd tomtheisen 🇺🇸 915 71 416ms 6 Jul 2022 23rd Ripick 915 71 420ms 18 Jul 2022 27th CatsAreFluffy 903 72 438ms 28 Nov 2022 28th prplz 🇦🇺 890 73 471ms 7 Jan 2022 28th sultan 890 73 383ms 2 Apr 2024 30th ChrisTheisen 878 74 399ms 19 Dec 2022 30th dokutan 878 74 468ms 14 Jul 2025 32nd LS2021 867 75 402ms 24 Nov 2023 33rd hamhub7 833 78 409ms 26 Aug 2022 34th kasarino 823 79 458ms 23 days ago 35th Matgc04 813 80 442ms 24 Feb 2024 36th postie77 802 81 419ms 26 May 2023 37th tomh1012 793 82 491ms 7 Dec 2021 37th ElysiaVesper 793 82 421ms 19 Nov 2023 39th annaproxy 783 83 491ms 20 Mar 2022 39th josephdwalker 783 83 429ms 14 Nov 2023 39th Re-Adventures 🇮🇳 783 83 480ms 15 Apr 2025 39th michelebastione 🇮🇹 783 83 536ms 27 Aug 2025 43rd FreyLuis 774 84 452ms 18 Jan 2024 44th bac0id 765 85 413ms 26 Sep 2023 44th najs91 765 85 493ms 31 Oct 2024 44th matanberstadt 765 85 522ms 6 days ago 47th malworthy 756 86 418ms 22 Oct 2023 47th epic-programmer-guy 756 86 438ms 19 Dec 2023 47th CaedenHarper 🇨🇦 756 86 459ms 17 Oct 2025 47th mwarvik 🇳🇴 756 86 467ms 7 Jan 2026 51st Betuaredead 747 87 485ms 4 Jan 2023 51st arctouch-cristiannevianna 747 87 675ms 19 May 2023 51st leth4 747 87 480ms 5 Jul 2023 54th ericlangedijk 🇸🇮 739 88 483ms 16 Mar 2022 54th Florian-Mt 739 88 493ms 14 Jul 2024 54th snoozingnewt 🇨🇦 739 88 446ms 28 Sep 2025 54th Soyo-Wind 739 88 511ms 25 Jan 2026 58th astdefu 730 89 474ms 13 Dec 2022 58th alicethecatwhisperermeow 730 89 444ms 6 Aug 2024 60th HumanoidCPU 722 90 470ms 24 Feb 2024 61st rifatx 714 91 476ms 19 Jul 2024 62nd RandGuy 707 92 464ms 8 Dec 2021 62nd SmartK8 🇨🇿 707 92 476ms 13 Nov 2022 64th rollershutter 691 94 483ms 7 Apr 2022 65th yannikHoeflich 684 95 476ms 26 Dec 2021 65th Adix-null 🇱🇹 684 95 473ms 30 Jul 2023 65th msbranicky 684 95 465ms 20 Aug 2023 65th aDwarfNamedUrist 684 95 426ms 11 Sep 2024 69th Pyro569 677 96 468ms 20 Jul 2023 70th eshilo-draper 657 99 443ms 3 Sep 2022 70th Ythaenagor 657 99 467ms 5 Aug 2024 72nd wescombs10 650 100 424ms 29 Oct 2022 72nd kaedepol 650 100 402ms 30 Oct 2023 74th MaxElf999 644 101 455ms 28 Sep 2022 74th Mikey-Beep 🇬🇧 644 101 501ms 2 Sep 2024 76th TimJackMaster 613 106 483ms 16 Feb 2023 77th mduckles 602 108 469ms 19 Nov 2022 78th flekAI 565 115 420ms 3 days ago 79th resoNathan 556 117 399ms 25 Apr 2024 80th tbschff 551 118 505ms 15 Apr 2022 1–80 of 89 Next Last