The Calendar hole will go live in approximately 9 days. Why not try and solve it ahead of time?
Prime Numbers in all languages 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 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 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 115th edsrzf 🇳🇿 981 40 10ms 22 Jul 2025 115th CaedenHarper 🇨🇦 981 40 9ms 28 Aug 2025 115th qpwoeirut 981 40 9ms 1 Oct 2025 115th Babafaba 981 40 9ms 5 Nov 2025 115th sunleonid 981 40 10ms 23 Nov 2025 115th ryyyn 🇺🇸 981 40 9ms 21 days ago 115th AdrienHache 🇫🇷 981 40 11ms 6 hours ago 168th primo-ppcg 🇹🇭 972 36 9ms 28 Nov 2018 168th ETHproductions 🇺🇸 972 36 9ms 22 Dec 2018 168th prplz 🇦🇺 972 36 9ms 19 Apr 2019 168th emplv 🇱🇻 972 36 8ms 19 Apr 2020 168th thisishowmymindworks 🇳🇴 972 36 9ms 22 Aug 2020 168th ToriTheChicken 972 36 8ms 23 Aug 2020 168th Irratix 🇳🇱 972 36 8ms 23 Aug 2020 168th Argeento 🇵🇱 972 36 9ms 7 Sep 2020 168th rucin93 🇵🇱 972 36 8ms 7 Sep 2020 168th tomtheisen 🇺🇸 972 36 8ms 27 Oct 2020 168th PatrickStephansen 🇿🇦 972 36 9ms 7 Nov 2020 168th JayXon 🇺🇸 972 36 9ms 18 Nov 2020 168th o0lit3 🇺🇸 972 36 8ms 18 Dec 2020 168th Attero 🇸🇪 972 36 8ms 4 Jan 2021 168th HPWiz 🇳🇿 972 36 8ms 27 Mar 2021 168th sisyphus-ppcg 🇦🇺 972 36 9ms 4 Apr 2021 168th GrayJoKing 🇦🇺 972 36 9ms 9 Apr 2021 168th inventshah 972 36 9ms 16 Apr 2021 168th Lydxn 🇨🇦 972 36 9ms 12 Jul 2021 168th Waffle3z 972 36 8ms 12 Jul 2021 168th KatieLG 🇬🇧 972 36 8ms 22 Oct 2021 168th NewDefectus 🇮🇱 972 36 9ms 27 Dec 2021 168th akshatj27 🇦🇶 972 36 9ms 27 Dec 2021 168th ovs-code 🇩🇪 972 36 9ms 3 May 2022 168th radarek 🇵🇱 972 36 9ms 14 May 2022 168th jared-hughes 972 36 9ms 6 Jul 2022 168th DialFrost 🇸🇬 972 36 9ms 13 Jan 2023 168th Steffan153 🇫🇮 972 36 8ms 14 Jan 2023 168th sean-niemann 🇺🇸 972 36 9ms 28 Jan 2023 168th dmrichwa 🇺🇸 972 36 8ms 4 Mar 2023 168th Maznek 972 36 8ms 20 Jun 2023 168th xsot 🇸🇬 972 36 9ms 13 Oct 2023 168th lukegustafson 🇺🇸 972 36 9ms 18 Nov 2023 168th two-bad 🇬🇧 972 36 8ms 1 Feb 2024 168th helbling 🇨🇭 972 36 9ms 11 Mar 2024 168th vlpx 🇫🇮 972 36 8ms 18 Jun 2024 168th pardouin 🇫🇷 972 36 8ms 4 Aug 2024 168th b-illy 🇬🇧 972 36 9ms 29 Sep 2024 168th voytxt 🇨🇿 972 36 9ms 15 Jan 2025 168th Lv0Sys 🇵🇱 972 36 9ms 3 Jun 2025 168th fuzzylojik-golf 🇺🇸 972 36 9ms 6 Jul 2025 168th albanian-laundromat 972 36 9ms 1 Oct 2025 168th snoozingnewt 🇨🇦 972 36 9ms 23 Nov 2025 211th Lydxn 🇨🇦 970 16 61ms 28 Jul 2022 212th GrayJoKing 🇦🇺 968 19 170ms 9 May 2021 212th prplz 🇦🇺 968 19 266ms 9 May 2021 212th sisyphus-ppcg 🇦🇺 968 19 142ms 9 May 2021 212th primo-ppcg 🇹🇭 968 19 113ms 10 May 2021 212th Lydxn 🇨🇦 968 19 129ms 25 Sep 2021 212th nwellnhof 🇩🇪 968 19 143ms 6 Dec 2021 212th HPWiz 🇳🇿 968 19 158ms 10 Mar 2022 212th Steffan153 🇫🇮 968 19 145ms 30 Oct 2022 212th DialFrost 🇸🇬 968 19 107ms 10 Feb 2023 212th SirFireball3521 968 19 151ms 27 Feb 2023 212th Natanaelel 🇸🇪 968 19 107ms 3 Dec 2023 212th ovs-code 🇩🇪 968 19 123ms 29 Dec 2023 212th pardouin 🇫🇷 968 19 118ms 20 Aug 2024 212th sean-niemann 🇺🇸 968 19 171ms 17 Jan 2025 212th fuzzylojik-golf 🇺🇸 968 19 122ms 20 Jun 2025 212th edsrzf 🇳🇿 968 19 164ms 12 Oct 2025 228th prplz 🇦🇺 964 27 36ms 3 Jan 2020 228th primo-ppcg 🇹🇭 964 27 34ms 3 Jan 2020 228th sisyphus-ppcg 🇦🇺 964 27 34ms 10 Feb 2021 228th JayXon 🇺🇸 964 27 34ms 21 Feb 2021 228th Lydxn 🇨🇦 964 27 35ms 17 Aug 2021 228th nwellnhof 🇩🇪 964 27 43ms 30 Dec 2021 228th stefangimmillaro 964 27 34ms 2 Aug 2023 228th MeWhenI 🇻🇦 964 27 35ms 3 Aug 2023 228th radarek 🇵🇱 964 27 35ms 17 Dec 2024 228th pardouin 🇫🇷 964 27 34ms 12 Apr 2025 238th GrayJoKing 🇦🇺 960 17 69ms 13 Sep 2023 238th DialFrost 🇸🇬 960 17 61ms 13 Sep 2023 238th chunes3 🇺🇸 960 17 70ms 13 Sep 2023 First Prev 161–240 of 5,322 Next Last
