The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
ASCII Table 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 794th Hyunwook-Kim-WV 721 119 10ms 7 Aug 2025 802nd MCausc78 🇺🇦 721 187 120ms 30 Dec 2022 803rd janbehrens 🇩🇪 720 105 2ms 28 Mar 2022 803rd Shanethegamer 🇺🇸 720 105 3ms 24 May 2023 805th Maznek 720 161 8ms 11 Jun 2023 805th trinityy-7 720 161 9ms 5 Oct 2023 805th daniel-michel 720 161 8ms 7 Dec 2024 808th gw280 719 167 80ms 16 Dec 2024 809th KatieLG 🇬🇧 718 116 793ms 21 Jul 2024 809th fuzzylojik-golf 🇺🇸 718 116 565ms 6 Jul 2025 811th snoozingnewt 🇨🇦 718 143 1ms 23 Sep 2023 811th FortuiteMan 🇫🇷 718 143 1ms 10 Oct 2024 811th LvLError 718 143 2ms 29 May 2025 814th janbehrens 🇩🇪 717 120 6ms 16 Nov 2022 815th snoozingnewt 🇨🇦 717 180 2ms 2 Nov 2025 816th madex 🇩🇪 717 188 121ms 26 Jun 2024 817th DialFrost 🇸🇬 716 162 9ms 24 Oct 2023 817th dokutan 716 162 9ms 15 Aug 2024 819th snoozingnewt 🇨🇦 716 169 434ms 1 Nov 2025 820th krcs 🇵🇱 715 105 243ms 7 May 2022 821st Romain-1 🇫🇷 715 120 9ms 28 Apr 2022 821st nullie 715 120 16ms 5 Jun 2022 821st vang1ong7ang 715 120 9ms 12 Apr 2023 821st ThijsLuttikhuis 715 120 9ms 3 Mar 2024 821st Artemis21 🇬🇧 715 120 9ms 28 Dec 2024 821st now4est 🇯🇵 715 120 10ms 22 Sep 2025 821st CommandLeo 🇮🇹 715 120 9ms 11 Nov 2025 821st Matter1024 🇮🇳 715 120 9ms 17 Nov 2025 829th qwertyuiop3 🇷🇺 715 168 71ms 30 May 2025 830th adyache 🇺🇸 713 171 473ms 5 May 2023 830th Adix-null 🇱🇹 713 171 385ms 1 Nov 2025 832nd SirFireball3521 712 163 9ms 1 Nov 2022 832nd TRexOnGit 712 163 9ms 30 Jan 2024 832nd madex 🇩🇪 712 163 9ms 9 Jul 2024 832nd strattonwhisler 712 163 9ms 27 Mar 2025 832nd snoozingnewt 🇨🇦 712 163 8ms 2 Nov 2025 837th CaedenHarper 🇨🇦 712 182 705ms 7 Oct 2025 838th dunghopper 711 106 32ms 26 Oct 2023 839th DialFrost 🇸🇬 711 127 4ms 9 Jun 2025 840th frnco 710 120 1,100ms 6 Jun 2022 840th snoozingnewt 🇨🇦 710 120 897ms 1 Nov 2025 842nd alexjurkiewicz 🇦🇺 710 121 9ms 14 Jul 2022 842nd andre-lameirinhas 🇵🇹 710 121 9ms 28 Jul 2022 842nd PunnyBunny 710 121 9ms 24 Aug 2022 842nd kejcao 🇨🇦 710 121 12ms 11 May 2024 842nd CutSandstone 710 121 9ms 8 Jul 2024 847th SwordF-Official 709 165 2ms 17 Jun 2025 848th prplz 🇦🇺 708 145 1ms 27 Mar 2022 848th jgbaldwinbrown 708 145 3ms 28 Jun 2022 848th Us1ngTh3Hub 708 145 1ms 21 Jun 2023 848th aevykt 708 145 2ms 29 Oct 2023 852nd MeWhenI 🇻🇦 708 154 131ms 5 Jan 2025 853rd AnnoyedArt1256 707 164 9ms 10 Aug 2022 853rd FrederikHutfless 🇩🇪 707 164 9ms 12 Jan 2023 853rd junkondo-jp 707 164 9ms 12 May 2024 853rd lafkpages 707 164 9ms 26 Oct 2024 857th kkoenig 707 170 518ms 20 Dec 2023 857th dcgjb 707 170 450ms 30 Apr 2025 857th snoozingnewt 🇨🇦 707 170 512ms 1 Nov 2025 860th gifti258 706 150 70ms 13 Sep 2023 861st jerrandolph 706 204 305ms 20 Oct 2023 862nd TheZwierzLF 🇵🇱 705 118 580ms 26 days ago 863rd jbbarth 🇫🇷 704 107 48ms 3 May 2022 863rd Natanaelel 🇸🇪 704 107 35ms 2 Nov 2023 863rd olleicua 🇺🇸 704 107 32ms 15 Feb 2024 866th Anonymousellama21 704 122 10ms 28 Mar 2022 866th feherd 704 122 9ms 16 Apr 2022 866th AGoyet 704 122 9ms 15 Jul 2022 866th PaulMWeiser 704 122 11ms 26 Feb 2023 866th codewrite 🇬🇧 704 122 9ms 3 May 2025 866th TheZwierzLF 🇵🇱 704 122 10ms 19 May 2025 866th dirckvdende 704 122 15ms 6 Jul 2025 866th H3XDaemon 704 122 9ms 19 Aug 2025 874th funnyboy-roks 704 146 2ms 15 Jun 2024 875th Steffan153 🇫🇮 704 184 402ms 25 Apr 2023 876th emgordon154 704 238 1,915ms 16 hours ago 877th Heathcorp 🇦🇺 703 165 8ms 21 Aug 2022 877th FortuiteMan 🇫🇷 703 165 8ms 10 Oct 2024 877th LvLError 703 165 9ms 29 May 2025 877th Lv0Sys 🇵🇱 703 165 9ms 29 May 2025 First Prev 801–880 of 2,238 Next Last