The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Prime Numbers (Long) 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 398th Lydxn 🇨🇦 933 71 373ms 4 days ago 402nd DialFrost 🇸🇬 932 42 450ms 15 Jan 2024 402nd Lydxn 🇨🇦 932 42 440ms 16 Jan 2024 402nd kg583 🇺🇸 932 42 445ms 16 Jan 2024 402nd Steffan153 🇫🇮 932 42 499ms 16 Jan 2024 402nd sean-niemann 🇺🇸 932 42 451ms 16 Jan 2024 402nd JayXon 🇺🇸 932 42 439ms 18 Jan 2024 402nd m-tkach 🇺🇦 932 42 443ms 21 Jan 2024 402nd xsot 🇸🇬 932 42 532ms 29 Jan 2024 402nd Yewzir 🇧🇪 932 42 424ms 5 Jun 2024 402nd pardouin 🇫🇷 932 42 443ms 24 Jun 2024 402nd b-illy 🇬🇧 932 42 442ms 7 Sep 2024 402nd fuzzylojik-golf 🇺🇸 932 42 451ms 1 Jul 2025 414th btjones0 932 46 190ms 6 Dec 2021 414th mokymok 🇺🇸 932 46 196ms 6 Dec 2021 414th RYNO8 932 46 192ms 18 Aug 2022 414th jared-hughes 932 46 116ms 10 Sep 2022 414th Mikey-Beep 🇬🇧 932 46 193ms 1 Oct 2022 414th betaveros 932 46 281ms 4 Jan 2023 414th hiichbindermax 932 46 192ms 17 Feb 2023 414th Vinterion 932 46 197ms 13 Nov 2023 414th programjames 932 46 193ms 24 Dec 2023 414th Powerroff 932 46 113ms 5 May 2024 414th wuzekai518 932 46 192ms 14 Jun 2024 414th IchBinMichMarkus 932 46 186ms 5 Jul 2024 414th Lv0Sys 🇵🇱 932 46 195ms 4 Jun 2025 414th Emutis 🇱🇹 932 46 112ms 11 Nov 2025 414th AdrienHache 🇫🇷 932 46 159ms 14 hours ago 429th sisyphus-ppcg 🇦🇺 930 45 598ms 5 Dec 2021 429th primo-ppcg 🇹🇭 930 45 562ms 3 Jul 2023 431st saltysylvi 929 14 35ms 11 Oct 2022 431st aksyristos 929 14 34ms 26 Feb 2023 431st alphafalfa 929 14 2ms 21 Aug 2024 431st yokasuretsu 929 14 36ms 6 Jan 2025 435th GrayJoKing 🇦🇺 929 67 134ms 13 Jan 2022 435th JayXon 🇺🇸 929 67 131ms 13 Jan 2022 435th nipzu 929 67 133ms 13 Jan 2022 435th Lydxn 🇨🇦 929 67 130ms 13 Jan 2022 435th kumavale 929 67 132ms 14 Jan 2022 435th lynn 929 67 131ms 10 Mar 2022 435th verticallity 929 67 134ms 7 Apr 2022 435th scpchicken 🇵🇼 929 67 132ms 19 May 2022 435th ian-h-chamberlain 🇺🇸 929 67 135ms 27 Jun 2022 435th r-brinke 🇳🇱 929 67 136ms 23 Oct 2022 435th andersk 🇺🇸 929 67 134ms 25 Oct 2022 435th C0de5mith 🇺🇸 929 67 132ms 22 Dec 2022 435th klixel 🇨🇦 929 67 131ms 23 Dec 2022 435th Steffan153 🇫🇮 929 67 136ms 14 Jan 2023 435th DialFrost 🇸🇬 929 67 142ms 8 Feb 2023 435th kgodara 929 67 136ms 2 Mar 2023 435th stefangimmillaro 929 67 133ms 11 Jun 2023 435th ovs-code 🇩🇪 929 67 130ms 21 Jun 2023 435th Re-Adventures 🇮🇳 929 67 136ms 15 Jul 2023 435th The3gs 929 67 135ms 18 Aug 2023 435th elgan65536 929 67 134ms 27 Sep 2023 435th msbranicky 929 67 135ms 1 Oct 2023 435th Shanethegamer 🇺🇸 929 67 134ms 19 Oct 2023 435th sean-niemann 🇺🇸 929 67 135ms 24 Oct 2023 435th okaponta 929 67 132ms 11 Jan 2024 435th Aurel300 🇨🇭 929 67 134ms 5 Jun 2024 435th dokutan 929 67 138ms 26 Jul 2024 435th wuzekai518 929 67 139ms 5 Aug 2024 435th pardouin 🇫🇷 929 67 134ms 13 Sep 2024 435th acotis 929 67 131ms 11 Oct 2024 435th rucin93 🇵🇱 929 67 138ms 17 Dec 2024 435th nullie 929 67 136ms 19 Dec 2024 435th emgordon154 929 67 138ms 17 Feb 2025 435th fuzzylojik-golf 🇺🇸 929 67 126ms 14 Jul 2025 435th snoozingnewt 🇨🇦 929 67 130ms 29 Sep 2025 435th namelessiw 929 67 130ms 11 Nov 2025 435th luuumine 🇫🇷 929 67 131ms 19 Nov 2025 472nd Lydxn 🇨🇦 926 35 4,285ms 7 Jul 2023 473rd emgordon154 925 39 1,271ms 5 Dec 2021 473rd sisyphus-ppcg 🇦🇺 925 39 978ms 5 Dec 2021 473rd GrayJoKing 🇦🇺 925 39 972ms 5 Dec 2021 473rd JayXon 🇺🇸 925 39 1,082ms 8 Dec 2021 473rd radarek 🇵🇱 925 39 1,548ms 3 Feb 2022 473rd lynn 925 39 1,133ms 1 Jun 2022 473rd Steffan153 🇫🇮 925 39 1,334ms 22 Jan 2023 473rd btnlq 925 39 1,108ms 5 Aug 2023 First Prev 401–480 of 2,936 Next Last