The Calendar hole will go live in approximately 12 days. Why not try and solve it ahead of time?
Ordinal Numbers 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 881st targrik 770 161 272ms 3 Jul 2025 882nd DialFrost 🇸🇬 769 55 251ms 5 Mar 2025 883rd albanian-laundromat 769 78 733ms 13 Nov 2025 884th Shanethegamer 🇺🇸 768 99 97ms 24 May 2025 885th MeWhenI 🇻🇦 768 118 46ms 13 Feb 2025 885th snoozingnewt 🇨🇦 768 118 102ms 20 Nov 2025 887th Psirving 767 103 12ms 2 Aug 2020 887th garrisonhh 767 103 11ms 22 Nov 2020 887th AkashTandon167 767 103 11ms 26 Nov 2020 887th NanduBC 767 103 11ms 18 Mar 2021 887th clementblaudeau 767 103 12ms 1 Jun 2021 887th SniperSmiley 🇺🇸 767 103 12ms 23 Jun 2021 887th lemogne 767 103 12ms 10 Aug 2021 887th CedricGebistorf 767 103 12ms 25 Feb 2022 887th knutae 🇳🇴 767 103 13ms 1 Mar 2022 887th petroselo 767 103 12ms 10 Apr 2022 887th b10011 🇫🇮 767 103 12ms 7 Jan 2023 887th DanielPeterssonAI 767 103 12ms 15 Mar 2023 887th Terobero 767 103 18ms 4 Sep 2024 887th luuumine 🇫🇷 767 103 12ms 16 Oct 2025 901st strout 767 148 180ms 15 Aug 2022 902nd qrakhen 766 107 390ms 14 Nov 2025 903rd Heathcorp 🇦🇺 765 105 2ms 17 Feb 2022 903rd snoozingnewt 🇨🇦 765 105 2ms 23 Sep 2023 905th Shanethegamer 🇺🇸 765 117 366ms 8 Apr 2022 906th MeWhenI 🇻🇦 765 130 585ms 13 Aug 2022 907th Agazoth 764 70 278ms 17 Nov 2020 908th emgordon154 764 143 160ms 14 Mar 2025 909th ovs-code 🇩🇪 763 109 14ms 16 Jul 2023 909th AlephSquirrel 763 109 14ms 3 Aug 2023 911th Shanethegamer 🇺🇸 762 79 6ms 2 Jul 2023 911th edsrzf 🇳🇿 762 79 6ms 12 Jun 2025 913th dijs 762 84 10ms 8 Dec 2019 913th Garklein 🇨🇦 762 84 10ms 4 Jan 2022 913th weliveinhell 🇭🇹 762 84 10ms 26 Jan 2024 913th FlorianCassayre 🇫🇷 762 84 10ms 18 May 2024 913th jake6192 762 84 9ms 16 May 2025 918th GolfingSuccess 🇬🇷 762 90 10ms 19 Dec 2024 919th primo-ppcg 🇹🇭 762 149 176ms 18 Oct 2019 919th Natanaelel 🇸🇪 762 149 174ms 15 Feb 2025 921st DialFrost 🇸🇬 761 43 4ms 3 Feb 2024 921st bstrat 761 43 3ms 13 Sep 2024 921st lifthrasiir 🇰🇷 761 43 3ms 29 Nov 2024 924th SirBogman 🇺🇸 761 62 35ms 5 Jun 2025 925th kmathis22 761 132 383ms 16 days ago 926th CaedenHarper 🇨🇦 761 163 267ms 16 days ago 927th jacobly0 🇺🇸 761 203 1,744ms 22 Apr 2024 928th emgordon154 760 100 9ms 6 Dec 2024 929th rschwa6308 🇺🇸 759 104 11ms 16 Jul 2019 929th cellobix 759 104 17ms 13 Aug 2019 929th stordev 759 104 12ms 26 Feb 2021 929th cubed-guy 759 104 19ms 13 Feb 2022 929th hiichbindermax 759 104 19ms 25 Feb 2022 929th TaserTheFox 🇺🇸 759 104 24ms 18 Apr 2023 929th cros107 🇦🇺 759 104 11ms 17 Jun 2023 936th ScottHamper 759 108 337ms 21 Nov 2021 937th qzdl 758 98 20ms 20 Sep 2020 938th nexaitch 758 106 2ms 10 Jul 2020 939th SirBogman 🇺🇸 756 41 98ms 19 Sep 2022 940th emgordon154 756 106 5ms 30 Dec 2024 941st tailorspy 756 128 556ms 12 Aug 2024 942nd msbranicky 756 164 286ms 9 Jan 2025 942nd edsrzf 🇳🇿 756 164 279ms 29 Jul 2025 944th namelessiw 755 133 446ms 2 Oct 2025 944th h3ra993huskp 🇯🇵 755 133 425ms 19 days ago 946th MeWhenI 🇻🇦 754 87 265ms 15 Feb 2023 947th Shanethegamer 🇺🇸 753 71 232ms 30 Oct 2024 948th leon-w 753 85 10ms 11 Jul 2019 948th lukasmoellerch 753 85 10ms 19 Nov 2019 948th tscherter 753 85 10ms 5 Dec 2020 948th KY246 753 85 10ms 12 Jun 2021 948th wansacis 🇩🇪 753 85 10ms 28 Jul 2021 948th eranws 753 85 9ms 1 Nov 2022 954th MeWhenI 🇻🇦 753 98 3ms 20 Feb 2023 955th Shanethegamer 🇺🇸 753 116 150ms 26 Apr 2023 956th DialFrost 🇸🇬 752 101 3,658ms 24 Oct 2024 957th giacomogallina 752 105 15ms 4 Oct 2019 957th SupImDos 752 105 11ms 26 Jun 2020 957th PiterAnnema 752 105 12ms 29 Aug 2020 957th Stockoh 🇫🇷 752 105 11ms 17 Dec 2021 First Prev 881–960 of 1,858 Next Last