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 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 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 663rd sean-niemann 🇺🇸 902 66 1ms 20 May 2023 663rd JayXon 🇺🇸 902 66 1ms 25 May 2023 663rd Lydxn 🇨🇦 902 66 2ms 24 Jun 2023 663rd dokutan 902 66 2ms 2 Oct 2023 663rd kritixilithos 902 66 1ms 19 May 2024 663rd pardouin 🇫🇷 902 66 1ms 21 Sep 2024 663rd DialFrost 🇸🇬 902 66 1ms 5 Jan 2025 663rd stefangimmillaro 902 66 2ms 14 Jul 2025 663rd fuzzylojik-golf 🇺🇸 902 66 1ms 2 Sep 2025 685th frankgraziano 902 108 10ms 11 Aug 2025 685th primo-ppcg 🇹🇭 902 108 11ms 13 Aug 2025 685th DialFrost 🇸🇬 902 108 10ms 13 Aug 2025 688th prplz 🇦🇺 901 43 2ms 24 Oct 2020 689th Yewzir 🇧🇪 899 51 2ms 16 mins ago 689th sean-niemann 🇺🇸 899 51 2ms 6 mins ago 691st lifthrasiir 🇰🇷 899 54 7ms 11 Dec 2024 691st jared-hughes 899 54 9ms 18 Dec 2024 693rd Lydxn 🇨🇦 899 71 26ms 16 Apr 2022 693rd JayXon 🇺🇸 899 71 27ms 17 Apr 2022 695th Lydxn 🇨🇦 898 44 4ms 16 Jul 2023 696th MeWhenI 🇻🇦 898 47 14ms 15 Nov 2021 696th sisyphus-ppcg 🇦🇺 898 47 16ms 16 Nov 2021 696th JayXon 🇺🇸 898 47 15ms 19 Nov 2021 696th annaproxy 898 47 15ms 29 Jan 2022 696th SirBogman 🇺🇸 898 47 17ms 22 Oct 2022 696th IanUtley 898 47 15ms 16 Nov 2022 696th scpchicken 🇵🇼 898 47 10ms 16 Mar 2023 696th Betuaredead 898 47 15ms 14 Nov 2023 704th emgordon154 898 64 136ms 17 Feb 2025 705th jakobwitte 897 39 9ms 20 Mar 2018 705th kritixilithos 897 39 9ms 10 Nov 2018 705th handisb 897 39 10ms 22 Oct 2019 705th alasdair-greenland 897 39 9ms 6 Mar 2020 705th shuding 897 39 9ms 27 Apr 2020 705th BBoehm 🇩🇪 897 39 10ms 27 Oct 2020 705th KrausRaus 🇺🇸 897 39 9ms 31 Dec 2021 705th GeorgeStechman 🇬🇧 897 39 9ms 22 Sep 2022 705th Nicronmil 897 39 9ms 1 Nov 2022 705th fourth-bit 897 39 9ms 12 Nov 2022 705th Shanethegamer 🇺🇸 897 39 9ms 29 Mar 2023 705th janbehrens 🇩🇪 897 39 9ms 1 Jan 2024 705th eranws 897 39 10ms 2 Jan 2024 705th dylanarmstrong 897 39 9ms 2 Jan 2024 705th trinityy-7 897 39 9ms 6 Feb 2024 705th emgordon154 897 39 9ms 18 Jul 2024 705th RobertHoeh 897 39 9ms 10 Sep 2025 705th Babafaba 897 39 9ms 15 Oct 2025 723rd btnlq 897 40 2ms 4 Nov 2022 723rd xsot 🇸🇬 897 40 2ms 13 Jul 2023 723rd fuzzylojik-golf 🇺🇸 897 40 2ms 7 Aug 2025 726th Lydxn 🇨🇦 897 66 28ms 28 Jan 2023 726th m-tkach 🇺🇦 897 66 28ms 18 Jan 2024 728th sisyphus-ppcg 🇦🇺 895 55 115ms 14 Oct 2022 728th Steffan153 🇫🇮 895 55 107ms 7 Jan 2024 730th nwellnhof 🇩🇪 894 70 333ms 25 Sep 2025 730th DialFrost 🇸🇬 894 70 327ms 5 days ago 732nd Lydxn 🇨🇦 892 42 12ms 19 Jul 2022 732nd dvargas46 🇺🇸 892 42 19ms 23 Jul 2022 734th primo-ppcg 🇹🇭 892 43 79ms 23 Sep 2022 735th pedrotpa 892 44 18ms 1 Jun 2018 735th Mr-Xcoder 892 44 9ms 15 Aug 2018 735th davitf 892 44 9ms 30 Oct 2018 735th Waffle3z 892 44 9ms 18 Oct 2020 735th mizuzimu 892 44 9ms 21 Oct 2020 735th Dazza314 🇬🇧 892 44 9ms 7 Nov 2020 735th dim-an 892 44 9ms 9 Dec 2020 735th btjones0 892 44 9ms 27 Dec 2020 735th JStatnekov 892 44 9ms 9 Jan 2021 735th hiddicop 🇸🇪 892 44 9ms 22 Jan 2021 735th neihousaigaai 892 44 9ms 23 Apr 2021 735th gilufin 892 44 9ms 23 May 2021 735th bissectra 892 44 9ms 15 Jul 2021 735th mokymok 🇺🇸 892 44 9ms 21 Jul 2021 735th madex 🇩🇪 892 44 9ms 22 Aug 2021 735th hiichbindermax 892 44 9ms 23 Oct 2021 First Prev 676–750 of 5,262 Next Last