The Calendar hole will go live in approximately 11 days. Why not try and solve it ahead of time?
Lucky 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 72nd scpchicken 🇵🇼 920 57 11ms 10 Mar 2023 72nd kg583 🇺🇸 920 57 11ms 10 Mar 2023 72nd sean-niemann 🇺🇸 920 57 11ms 10 Mar 2023 72nd CornerMercury 🇬🇧 920 57 18ms 24 Aug 2023 72nd ndren 920 57 17ms 25 Aug 2023 72nd inventshah 920 57 10ms 26 Sep 2023 72nd janbehrens 🇩🇪 920 57 18ms 30 Dec 2023 72nd StefanHabel 🇨🇦 920 57 19ms 13 Feb 2024 72nd 5cw 🇺🇸 920 57 12ms 11 Mar 2024 72nd GrayJoKing 🇦🇺 920 57 134ms 13 Aug 2024 72nd CaedenHarper 🇨🇦 920 57 17ms 3 Sep 2024 72nd lifthrasiir 🇰🇷 920 57 12ms 13 Nov 2024 72nd emgordon154 920 57 12ms 18 Jan 2025 72nd duckyluuk 🇳🇱 920 57 11ms 28 Jan 2025 72nd keelimeguy 🇺🇸 920 57 17ms 1 May 2025 72nd Mukundan314 920 57 20ms 46 mins ago 97th nwellnhof 🇩🇪 920 75 3ms 24 May 2022 97th xsot 🇸🇬 920 75 3ms 3 May 2025 99th nwellnhof 🇩🇪 918 50 140ms 10 Mar 2023 100th canissimia 🇦🇶 918 59 193ms 14 days ago 101st primo-ppcg 🇹🇭 917 58 1,217ms 19 Apr 2022 102nd JayXon 🇺🇸 917 87 417ms 31 Aug 2022 102nd Lydxn 🇨🇦 917 87 383ms 31 Aug 2022 104th GrayJoKing 🇦🇺 914 61 19ms 10 Oct 2023 104th ovs-code 🇩🇪 914 61 17ms 10 Oct 2023 104th Lydxn 🇨🇦 914 61 16ms 11 Oct 2023 104th JayXon 🇺🇸 914 61 16ms 6 Feb 2024 104th sean-niemann 🇺🇸 914 61 17ms 17 days ago 109th Sakisan 🇧🇪 914 69 211ms 30 Apr 2025 110th GrayJoKing 🇦🇺 914 74 9ms 14 Jul 2025 111th JayXon 🇺🇸 913 95 72ms 2 Mar 2022 111th nwellnhof 🇩🇪 913 95 68ms 24 May 2022 111th Lydxn 🇨🇦 913 95 75ms 24 May 2022 114th AdrienHache 🇫🇷 911 61 60ms 21 Nov 2024 115th JayXon 🇺🇸 910 54 2,246ms 25 Oct 2023 115th alemelis 910 54 2,483ms 5 Aug 2025 117th JayXon 🇺🇸 910 100 124ms 26 Sep 2022 118th GrayJoKing 🇦🇺 910 123 266ms 7 Sep 2023 118th DialFrost 🇸🇬 910 123 249ms 28 Apr 2025 120th GrayJoKing 🇦🇺 908 55 373ms 15 Jan 2024 120th sean-niemann 🇺🇸 908 55 445ms 16 Jan 2024 120th xsot 🇸🇬 908 55 344ms 28 Jan 2024 120th lynn 908 55 341ms 17 Feb 2024 120th Steffan153 🇫🇮 908 55 383ms 26 Jul 2024 120th lifthrasiir 🇰🇷 908 55 332ms 2 Dec 2024 120th emgordon154 908 55 388ms 18 Jan 2025 120th kg583 🇺🇸 908 55 334ms 30 Apr 2025 128th nwellnhof 🇩🇪 908 63 14ms 24 May 2022 129th JayXon 🇺🇸 908 76 3ms 2 Mar 2022 129th ovs-code 🇩🇪 908 76 3ms 22 Jun 2023 129th KasperKivimaeki 🇫🇮 908 76 3ms 2 May 2025 132nd JayXon 🇺🇸 908 101 459ms 25 Sep 2025 132nd nwellnhof 🇩🇪 908 101 431ms 25 Sep 2025 134th emgordon154 907 63 3,669ms 8 Jun 2025 135th JayXon 🇺🇸 906 68 108ms 28 Sep 2022 135th primo-ppcg 🇹🇭 906 68 108ms 12 Apr 2025 137th GrayJoKing 🇦🇺 906 73 134ms 10 Mar 2023 137th JayXon 🇺🇸 906 73 132ms 6 Feb 2024 139th GolfingSuccess 🇬🇷 904 58 11ms 14 Aug 2022 139th MeWhenI 🇻🇦 904 58 18ms 24 Aug 2023 139th rucin93 🇵🇱 904 58 12ms 19 Jan 2024 139th BREMAUCY 🇫🇷 904 58 17ms 23 Mar 2024 139th Yewzir 🇧🇪 904 58 11ms 10 Jun 2024 139th Bulmenisaurus 904 58 10ms 18 Jul 2024 139th frankgraziano 904 58 11ms 30 Apr 2025 139th KasperKivimaeki 🇫🇮 904 58 18ms 30 Jun 2025 139th blaztoma 🇱🇹 904 58 11ms 27 days ago 148th edsrzf 🇳🇿 904 64 1,122ms 20 Sep 2025 149th GrayJoKing 🇦🇺 903 69 76ms 10 days ago 150th JayXon 🇺🇸 903 75 105ms 16 Oct 2022 151st primo-ppcg 🇹🇭 902 40 62ms 1 Mar 2022 152nd primo-ppcg 🇹🇭 902 60 62ms 12 Nov 2022 153rd JayXon 🇺🇸 902 74 106ms 3 Mar 2022 153rd primo-ppcg 🇹🇭 902 74 26ms 6 Aug 2023 153rd GrayJoKing 🇦🇺 902 74 26ms 8 Sep 2023 156th JayXon 🇺🇸 901 75 45ms 26 Sep 2022 157th Lydxn 🇨🇦 901 79 144ms 8 Jun 2022 157th GrayJoKing 🇦🇺 901 79 139ms 9 Jun 2022 159th ovs-code 🇩🇪 901 101 128ms 22 Apr 2025 159th kumavale 901 101 130ms 31 Oct 2025 First Prev 81–160 of 1,540 Next Last