The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
12 Days of Christmas in all languages in bytes. 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 Bytes Time Submitted 240th elgan65536 929 497 153ms 19 Oct 2023 242nd primo-ppcg 🇹🇭 929 650 14ms 13 Aug 2025 243rd Alex-x90 🇺🇸 928 457 2ms 26 Jul 2023 244th snoozingnewt 🇨🇦 928 465 77ms 24 days ago 245th chris-araman 928 481 94ms 3 Jan 2022 246th SirBogman 🇺🇸 928 515 40ms 1 Jun 2024 247th lifthrasiir 🇰🇷 927 423 7ms 19 Dec 2024 248th tomtheisen 🇺🇸 927 439 9ms 29 Oct 2020 249th annaproxy 927 445 9ms 28 Mar 2022 250th janbehrens 🇩🇪 927 448 363ms 3 Jul 2023 251st edsrzf 🇳🇿 927 456 669ms 18 Nov 2025 252nd KrausRaus 🇺🇸 927 479 2ms 23 Oct 2023 253rd laikoni 927 480 125ms 27 Dec 2018 254th primo-ppcg 🇹🇭 927 498 266ms 12 Oct 2020 255th prplz 🇦🇺 927 518 58ms 13 Jul 2021 256th emgordon154 926 394 50ms 10 Nov 2025 257th MeWhenI 🇻🇦 926 404 2ms 19 Jan 2022 257th SirBogman 🇺🇸 926 404 2ms 3 Nov 2022 259th MeWhenI 🇻🇦 926 435 867ms 31 Mar 2022 260th bzijlema 🇳🇱 925 446 10ms 14 Oct 2024 261st GrayJoKing 🇦🇺 925 456 4ms 22 Aug 2023 262nd GrayJoKing 🇦🇺 925 461 2ms 12 Sep 2022 263rd arjanadriaanse 🇳🇱 925 481 127ms 26 Dec 2021 264th snoozingnewt 🇨🇦 925 486 126ms 16 days ago 265th prplz 🇦🇺 925 499 206ms 20 Oct 2020 266th plcc0 924 395 53ms 8 Apr 2025 267th MeWhenI 🇻🇦 924 439 2ms 11 Nov 2022 267th xsot 🇸🇬 924 439 2ms 31 Aug 2024 269th Shanethegamer 🇺🇸 924 494 713ms 25 Sep 2025 270th BlankSpruce 924 562 1,627ms 15 Sep 2025 271st Natanaelel 🇸🇪 923 422 52ms 11 Sep 2021 271st olleicua 🇺🇸 923 422 34ms 26 Feb 2024 273rd Bubbler-4 923 425 33ms 29 Nov 2021 274th lifthrasiir 🇰🇷 923 441 9ms 23 Nov 2024 275th GrayJoKing 🇦🇺 923 443 6ms 10 days ago 276th bricknellj 923 447 10ms 22 Jul 2022 276th betaveros 923 447 9ms 29 Dec 2022 278th DialFrost 🇸🇬 923 450 745ms 21 May 2024 279th GolfingSuccess 🇬🇷 922 348 7ms 11 Mar 2025 280th MeWhenI 🇻🇦 922 365 10ms 13 Dec 2023 280th Steffan153 🇫🇮 922 365 9ms 13 Dec 2023 282nd annaproxy 922 497 13ms 15 Jun 2023 283rd Yewzir 🇧🇪 922 563 1,730ms 1 Jun 2024 284th anter69 🇭🇺 921 423 40ms 20 Nov 2023 285th clockworknazo 921 431 3ms 27 Oct 2022 286th Steffan153 🇫🇮 921 442 8ms 19 Aug 2024 287th GolfingSuccess 🇬🇷 921 444 6ms 30 Dec 2024 288th prplz 🇦🇺 921 448 9ms 5 Oct 2020 288th TFeld00 🇩🇰 921 448 29ms 19 Jan 2021 288th GrayJoKing 🇦🇺 921 448 9ms 4 Nov 2021 288th m-tkach 🇺🇦 921 448 11ms 19 Dec 2021 288th janbehrens 🇩🇪 921 448 9ms 17 Jun 2023 293rd Shanethegamer 🇺🇸 921 470 1,282ms 16 Mar 2023 294th the-zammers 921 483 121ms 10 Nov 2023 294th tobeannouncd 921 483 122ms 1 Jan 2024 296th anter69 🇭🇺 920 438 986ms 13 Feb 2024 297th janbehrens 🇩🇪 920 442 4ms 3 Jul 2023 298th stefangimmillaro 920 502 188ms 18 May 2025 299th hiddicop 🇸🇪 919 424 38ms 27 Jan 2021 299th sisyphus-ppcg 🇦🇺 919 424 55ms 4 Feb 2022 299th stefangimmillaro 919 424 51ms 3 Jun 2025 302nd ovs-code 🇩🇪 919 432 3ms 10 Feb 2023 302nd error256 919 432 3ms 16 Jun 2024 304th taylorzane 919 443 9ms 12 Aug 2022 304th biocommando 🇫🇮 919 443 9ms 26 Dec 2022 306th mathisfun271 919 449 9ms 25 Dec 2023 306th BenCarey88 919 449 10ms 3 Jan 2025 306th ZorblaxV 919 449 9ms 4 Jan 2025 306th maxgodfrey2004 🇨🇦 919 449 9ms 14 Feb 2025 310th Shanethegamer 🇺🇸 919 452 328ms 28 Dec 2023 311th edsrzf 🇳🇿 919 459 3ms 9 Nov 2024 312th albanian-laundromat 919 464 2ms 26 Oct 2025 313th GolfingSuccess 🇬🇷 919 483 1ms 29 Jan 2024 314th chordowl 919 484 124ms 17 Mar 2021 314th Ripick 919 484 272ms 15 Jul 2024 316th dokutan 919 497 381ms 18 days ago 317th dvargas46 🇺🇸 918 403 2ms 2 Feb 2023 318th HumanEquivalentUnit 918 435 268ms 12 Jan 2022 319th stefangimmillaro 918 439 833ms 3 Nov 2022 320th pardouin 🇫🇷 918 463 3,539ms 10 Jun 2025 First Prev 241–320 of 3,957 Next Last
