Prime Numbers in all languages 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 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 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 585th FieryIceStickie 913 43 11ms 27 Nov 2023 585th Bulmenisaurus 913 43 15ms 4 Jun 2024 585th ahmetdemirag 🇨🇾 913 43 11ms 9 Jun 2024 585th thatbirdguythatuknownot 913 43 15ms 24 Aug 2024 585th Stockoh 🇫🇷 913 43 11ms 17 Nov 2024 585th snydej 913 43 9ms 21 Nov 2024 585th randolchance 913 43 9ms 19 Oct 2025 608th inventshah 912 47 2ms 9 Sep 2022 608th Lydxn 🇨🇦 912 47 2ms 9 Sep 2022 608th sisyphus-ppcg 🇦🇺 912 47 2ms 10 Sep 2022 608th JayXon 🇺🇸 912 47 2ms 10 Sep 2022 608th GrayJoKing 🇦🇺 912 47 2ms 11 Sep 2022 608th btnlq 912 47 3ms 11 Sep 2022 608th Steffan153 🇫🇮 912 47 2ms 25 Mar 2023 608th m-tkach 🇺🇦 912 47 2ms 31 Jan 2024 608th sean-niemann 🇺🇸 912 47 2ms 1 Jan 2025 608th albanian-laundromat 912 47 3ms 7 Jun 2025 608th fuzzylojik-golf 🇺🇸 912 47 3ms 18 Jul 2025 619th Lydxn 🇨🇦 912 54 101ms 14 Oct 2022 619th JayXon 🇺🇸 912 54 97ms 13 Jun 2023 621st Yewzir 🇧🇪 912 63 121ms 17 Feb 2024 621st elgan65536 912 63 121ms 4 Apr 2024 621st DialFrost 🇸🇬 912 63 122ms 11 Apr 2025 624th sisyphus-ppcg 🇦🇺 912 66 1ms 7 Jul 2022 624th m-tkach 🇺🇦 912 66 2ms 8 Mar 2023 624th orthoplex 🇨🇽 912 66 2ms 29 Jun 2023 624th UnderKoen 🇳🇱 912 66 2ms 21 May 2025 628th MeWhenI 🇻🇦 911 29 4ms 16 Jul 2022 629th marshallward 🇺🇸 911 49 45ms 29 Jun 2022 630th pardouin 🇫🇷 909 41 2,948ms 31 Oct 2024 630th btnlq 909 41 3,040ms 31 Oct 2024 630th JayXon 🇺🇸 909 41 3,671ms 7 Nov 2024 633rd MeWhenI 🇻🇦 908 36 420ms 13 Jul 2024 633rd CaedenHarper 🇨🇦 908 36 451ms 28 Aug 2025 635th Lydxn 🇨🇦 908 42 3ms 29 Sep 2022 636th Lydxn 🇨🇦 908 45 3ms 2 Jul 2023 637th Lydxn 🇨🇦 907 53 38ms 14 Jun 2022 638th nwellnhof 🇩🇪 907 54 2ms 9 Aug 2022 638th sisyphus-ppcg 🇦🇺 907 54 2ms 22 Nov 2022 638th ovs-code 🇩🇪 907 54 2ms 22 Aug 2023 638th ListeriaM 907 54 2ms 23 Aug 2023 638th 09cf 907 54 2ms 13 Oct 2023 638th Herbert00709 🇵🇱 907 54 2ms 29 Sep 2025 644th JonasHoefer 906 45 132ms 2 Aug 2020 644th Shanethegamer 🇺🇸 906 45 124ms 16 Jul 2021 644th yzhs 🇩🇪 906 45 135ms 26 Jul 2021 644th rak1507 🇬🇧 906 45 132ms 15 Sep 2021 644th arjanadriaanse 🇳🇱 906 45 147ms 27 Nov 2021 644th annaproxy 906 45 154ms 21 Jan 2022 644th Sakisan 🇧🇪 906 45 177ms 21 Jun 2022 644th scpchicken 🇵🇼 906 45 114ms 16 Mar 2023 652nd DialFrost 🇸🇬 905 34 640ms 29 Aug 2025 652nd edsrzf 🇳🇿 905 34 670ms 4 Sep 2025 652nd CaedenHarper 🇨🇦 905 34 666ms 7 Sep 2025 652nd albanian-laundromat 905 34 668ms 12 Sep 2025 652nd sean-niemann 🇺🇸 905 34 652ms 12 Sep 2025 652nd fuzzylojik-golf 🇺🇸 905 34 655ms 22 Sep 2025 652nd xsot 🇸🇬 905 34 646ms 4 days ago 652nd Yewzir 🇧🇪 905 34 682ms 3 days ago 660th Lydxn 🇨🇦 905 63 514ms 27 Feb 2022 660th JayXon 🇺🇸 905 63 425ms 28 Feb 2022 662nd radarek 🇵🇱 902 32 1,006ms 13 Jun 2022 662nd stefangimmillaro 902 32 839ms 4 Mar 2023 664th sisyphus-ppcg 🇦🇺 902 66 1ms 13 May 2022 664th GolfingSuccess 🇬🇷 902 66 2ms 13 May 2022 664th MeWhenI 🇻🇦 902 66 1ms 18 May 2022 664th saito-ta 🇯🇵 902 66 1ms 20 May 2022 664th ovs-code 🇩🇪 902 66 1ms 20 May 2022 664th inventshah 902 66 1ms 22 May 2022 664th lynn 902 66 2ms 27 May 2022 664th Natanaelel 🇸🇪 902 66 2ms 29 May 2022 664th nwellnhof 🇩🇪 902 66 2ms 8 Jul 2022 664th galloj 🇨🇿 902 66 2ms 29 Aug 2022 664th retrohun 902 66 1ms 1 Jan 2023 664th Steffan153 🇫🇮 902 66 1ms 28 Jan 2023 First Prev 601–675 of 5,262 Next Last