The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Lucky Tickets 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 1st canissimia 🇦🇶 1,000 26 43ms 2 Sep 2022 1st Bubbler-4 1,000 26 34ms 15 Nov 2022 1st ovs-code 🇩🇪 1,000 26 96ms 15 Nov 2022 1st primo-ppcg 🇹🇭 1,000 26 48ms 6 Dec 2022 1st saito-ta 🇯🇵 1,000 26 42ms 9 Oct 2024 1st zacjl 1,000 26 14ms 5 Dec 2024 1st emgordon154 1,000 26 9ms 18 Nov 2025 1st 2bular 1,000 26 22ms 15 hours ago 9th ovs-code 🇩🇪 964 34 44ms 22 Feb 2023 9th 2bular 964 34 33ms 15 hours ago 11th ovs-code 🇩🇪 963 27 42ms 22 Sep 2023 11th lynn 963 27 42ms 19 Oct 2023 13th JayXon 🇺🇸 954 98 29ms 17 May 2021 13th HPWiz 🇳🇿 954 98 31ms 28 Jun 2021 13th xnor-gate 954 98 28ms 18 Sep 2021 13th btnlq 954 98 30ms 9 Nov 2021 13th Lydxn 🇨🇦 954 98 29ms 14 Nov 2021 13th nwellnhof 🇩🇪 954 98 29ms 8 Jun 2022 13th AlephSquirrel 954 98 29ms 22 Jun 2022 13th canissimia 🇦🇶 954 98 30ms 19 Oct 2022 13th Rubiksmath 954 98 31ms 10 Sep 2023 13th GrayJoKing 🇦🇺 954 98 29ms 11 Sep 2023 13th ovs-code 🇩🇪 954 98 31ms 22 Sep 2023 13th pardouin 🇫🇷 954 98 28ms 28 Oct 2023 13th kg583 🇺🇸 954 98 29ms 3 Nov 2023 13th Steffan153 🇫🇮 954 98 28ms 15 Jun 2024 13th lynn 954 98 29ms 15 Jun 2024 13th khvdm 954 98 35ms 7 Oct 2024 13th lifthrasiir 🇰🇷 954 98 30ms 3 Dec 2024 13th zacjl 954 98 31ms 5 Dec 2024 13th sean-niemann 🇺🇸 954 98 29ms 28 Dec 2024 13th Lopsy 954 98 28ms 12 Mar 2025 13th kops-cg 954 98 28ms 12 Mar 2025 13th MeWhenI 🇻🇦 954 98 29ms 15 Apr 2025 13th 4atj 954 98 30ms 30 Jun 2025 13th lukegustafson 🇺🇸 954 98 30ms 3 Jul 2025 13th edsrzf 🇳🇿 954 98 29ms 24 Nov 2025 13th sisyphus-ppcg 🇦🇺 954 98 29ms 24 Nov 2025 13th Seek64 🇩🇪 954 98 35ms 25 Nov 2025 13th xsot 🇸🇬 954 98 32ms 25 Nov 2025 13th duckyluuk 🇳🇱 954 98 29ms 25 Nov 2025 13th bizy-coder 954 98 29ms 25 Nov 2025 13th sunleonid 954 98 28ms 25 Nov 2025 13th CornerMercury 🇬🇧 954 98 32ms 8 days ago 45th primo-ppcg 🇹🇭 945 99 14ms 5 Oct 2020 45th orthoplex 🇨🇽 945 99 10ms 23 Sep 2021 45th jared-hughes 945 99 10ms 10 Apr 2022 45th 5cw 🇺🇸 945 99 11ms 4 Aug 2025 45th DialFrost 🇸🇬 945 99 9ms 24 Nov 2025 45th FortuiteMan 🇫🇷 945 99 9ms 24 Nov 2025 45th Babafaba 945 99 15ms 25 Nov 2025 45th ndren 945 99 10ms 27 days ago 53rd primo-ppcg 🇹🇭 937 35 33ms 5 Oct 2020 53rd nwellnhof 🇩🇪 937 35 34ms 2 Sep 2021 53rd lynn 937 35 33ms 12 Nov 2021 56th primo-ppcg 🇹🇭 934 90 9ms 5 Oct 2020 56th btnlq 934 90 9ms 8 Oct 2020 56th JayXon 🇺🇸 934 90 9ms 7 Jan 2021 56th nwellnhof 🇩🇪 934 90 9ms 24 Oct 2021 56th jared-hughes 934 90 9ms 10 Apr 2022 56th Lydxn 🇨🇦 934 90 9ms 11 Apr 2022 56th lukegustafson 🇺🇸 934 90 9ms 25 Nov 2023 56th Steffan153 🇫🇮 934 90 9ms 15 Jun 2024 56th GrayJoKing 🇦🇺 934 90 10ms 19 Jun 2024 56th sean-niemann 🇺🇸 934 90 9ms 25 Jun 2024 56th rucin93 🇵🇱 934 90 9ms 7 Jul 2024 56th emplv 🇱🇻 934 90 9ms 9 Jan 2025 56th pardouin 🇫🇷 934 90 9ms 26 Feb 2025 56th duckyluuk 🇳🇱 934 90 9ms 19 Nov 2025 70th canissimia 🇦🇶 931 63 39ms 4 Oct 2021 70th Lydxn 🇨🇦 931 63 37ms 16 Dec 2021 72nd blaztoma 🇱🇹 926 101 9ms 25 Nov 2025 72nd rucin93 🇵🇱 926 101 9ms 25 Nov 2025 74th ovs-code 🇩🇪 924 91 9ms 29 Sep 2023 75th GrayJoKing 🇦🇺 919 52 198ms 28 Apr 2022 76th Lydxn 🇨🇦 919 88 430ms 16 Jan 2024 76th ovs-code 🇩🇪 919 88 452ms 16 Jan 2024 76th HPWiz 🇳🇿 919 88 465ms 19 Jan 2024 76th kg583 🇺🇸 919 88 391ms 19 Jan 2024 76th JayXon 🇺🇸 919 88 459ms 22 Jan 2024 1–80 of 826 Next Last