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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 76th pallbo 609 87 340ms 21 Nov 2021 76th Florian-Mt 609 87 358ms 14 Jul 2024 76th rifatx 609 87 366ms 19 Jul 2024 76th alicethecatwhisperermeow 609 87 378ms 6 Aug 2024 76th Natanaelel 🇸🇪 609 87 331ms 10 Apr 2025 76th snoozingnewt 🇺🇸 609 87 333ms 25 days ago 82nd pikti 602 88 376ms 21 Nov 2021 82nd p-vf 🇨🇭 602 88 357ms 16 Jul 2022 82nd astdefu 602 88 349ms 13 Dec 2022 82nd ertz1ertz 602 88 359ms 9 Aug 2024 86th zer0bits42 596 89 342ms 14 Nov 2022 87th jmhowl 589 90 360ms 21 Nov 2021 87th TheKPAXian 589 90 347ms 21 Nov 2021 87th RandGuy 589 90 340ms 8 Dec 2021 90th msbranicky 582 91 344ms 22 Aug 2023 91st petroselo 576 92 373ms 21 Nov 2021 92nd yannikHoeflich 570 93 332ms 21 Nov 2021 92nd rollershutter 570 93 334ms 7 Apr 2022 92nd aDwarfNamedUrist 570 93 364ms 11 Sep 2024 95th muztanger 564 94 346ms 21 Nov 2021 95th MaxElf999 564 94 352ms 3 Oct 2022 95th Pyro569 564 94 404ms 20 Jul 2023 95th Adix-null 🇱🇹 564 94 346ms 30 Jul 2023 99th eshilo-draper 546 97 336ms 3 Sep 2022 99th Alex-Huggett 🇬🇧 546 97 330ms 14 Apr 2024 99th Ythaenagor 546 97 337ms 5 Aug 2024 102nd SpareManiKatti 541 98 347ms 21 Nov 2021 102nd wescombs10 541 98 296ms 29 Oct 2022 104th Mikey-Beep 🇬🇧 535 99 324ms 2 Sep 2024 104th hippopotam00sehead 🇨🇦 535 99 369ms 11 Sep 2024 104th Soyo-Wind 535 99 348ms 16 Mar 2025 107th MadScience137 530 100 352ms 12 Oct 2022 108th adotagarwal 525 101 333ms 4 Mar 2023 109th iamdavidfrancis 510 104 365ms 21 Nov 2021 109th TimJackMaster 510 104 375ms 16 Feb 2023 109th nakatchi 510 104 363ms 17 Mar 2024 112th taylorbrown2686 505 105 332ms 8 Mar 2022 113th mduckles 500 106 355ms 19 Nov 2022 113th johannes-looney-lizard 500 106 344ms 29 Apr 2025 115th Dexaan 495 107 334ms 21 Nov 2021 116th Jennifervl 🇸🇪 482 110 337ms 11 Dec 2021 117th resoNathan 477 111 336ms 25 Apr 2024 118th mokymok 🇺🇸 473 112 341ms 21 Nov 2021 118th retrohun 473 112 344ms 28 Dec 2022 118th Mabeloid 🇳🇴 473 112 323ms 4 Oct 2024 121st Cbrt74088 457 116 338ms 21 Nov 2021 121st tbschff 457 116 357ms 16 Apr 2022 121st KatieLG-Transpiler 🇬🇧 457 116 331ms 23 Jun 2022 121st zt14427 457 116 337ms 30 Aug 2023 121st acotis 457 116 330ms 19 Feb 2025 126th aplato 449 118 338ms 21 Nov 2021 127th BradSissons 🇳🇿 438 121 347ms 21 Nov 2021 128th Mortistar 431 123 347ms 18 Jul 2023 129th hklemp 🇩🇪 427 124 341ms 21 Nov 2021 130th ze-h 🇺🇸 421 126 350ms 24 Aug 2022 130th charliegaming 421 126 349ms 3 Oct 2023 132nd BeansMage42 408 130 389ms 29 Dec 2024 133rd MarkStockwellZA 402 132 383ms 4 Jan 2022 134th artisiole 🇺🇸 371 143 332ms 3 Mar 2022 135th codewrite 🇬🇧 349 152 401ms 29 May 2025 136th kevinnaviapaiva 342 155 341ms 25 Feb 2025 137th ryguyNelson 321 165 351ms 21 Nov 2021 138th willpiam 315 168 344ms 20 Oct 2023 139th bilal2709 285 186 345ms 8 Sep 2025 140th BharadwajSridharan 🇮🇳 114 465 319ms 21 Nov 2021 First Prev 76–140 of 140