The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Odious Numbers (Long) in all languages in chars. 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 Chars Time Submitted 561st sisyphus-ppcg 🇦🇺 888 40 7ms 6 Sep 2022 562nd MWI-polygolf 888 42 9ms 6 Dec 2023 562nd targrik 888 42 8ms 14 Feb 2025 564th GrayJoKing 🇦🇺 888 69 432ms 7 Sep 2022 564th sean-niemann 🇺🇸 888 69 434ms 27 Feb 2023 564th Steffan153 🇫🇮 888 69 438ms 6 Mar 2023 564th fuzzylojik-golf 🇺🇸 888 69 440ms 20 Aug 2025 568th alemelis 887 45 10ms 13 Sep 2024 569th emgordon154 886 39 5ms 6 Jun 2025 570th Lydxn 🇨🇦 882 81 2ms 20 Jul 2023 571st anter69 🇭🇺 881 32 836ms 10 Mar 2025 572nd albanian-laundromat 881 84 248ms 15 days ago 573rd canissimia 🇦🇶 881 123 2ms 16 Nov 2023 574th sisyphus-ppcg 🇦🇺 880 29 3ms 7 Sep 2022 574th HPWiz 🇳🇿 880 29 3ms 12 May 2024 574th saito-ta 🇯🇵 880 29 3ms 20 Aug 2025 577th jared-hughes 879 22 33ms 8 Sep 2022 577th yzhs 🇩🇪 879 22 35ms 21 Jun 2023 577th Yewzir 🇧🇪 879 22 34ms 26 Dec 2023 577th AshyIsMe 🇦🇺 879 22 33ms 2 Aug 2024 581st MeWhenI 🇻🇦 879 75 67ms 7 Sep 2022 581st janbehrens 🇩🇪 879 75 55ms 7 Sep 2022 583rd ovs-code 🇩🇪 877 50 8ms 10 Dec 2023 583rd Kaffeleif 877 50 7ms 28 Jan 2024 583rd steffan-polygolf 877 50 8ms 8 Mar 2024 583rd Maximizer02 877 50 7ms 30 Jul 2024 583rd emgordon154 877 50 8ms 10 Dec 2024 583rd Babafaba 877 50 9ms 14 Oct 2025 589th prplz 🇦🇺 876 54 2ms 6 Sep 2022 589th jared-hughes 876 54 2ms 6 Sep 2022 589th MeWhenI 🇻🇦 876 54 2ms 7 Sep 2022 589th janbehrens 🇩🇪 876 54 2ms 7 Sep 2022 589th sisyphus-ppcg 🇦🇺 876 54 2ms 20 Sep 2022 589th Irratix 🇳🇱 876 54 2ms 11 Dec 2022 589th Attero 🇸🇪 876 54 2ms 23 Sep 2023 589th pardouin 🇫🇷 876 54 2ms 29 Sep 2024 589th emgordon154 876 54 2ms 25 Nov 2024 589th m-tkach 🇺🇦 876 54 2ms 10 days ago 589th Mukundan314 876 54 2ms 8 days ago 600th scpchicken 🇵🇼 875 16 2ms 10 Mar 2023 600th lifthrasiir 🇰🇷 875 16 2ms 28 Nov 2024 600th gnuvince 875 16 2ms 29 Jun 2025 603rd MeWhenI 🇻🇦 875 52 120ms 7 Sep 2022 603rd stefangimmillaro 875 52 127ms 16 Sep 2023 603rd fuzzylojik-golf 🇺🇸 875 52 123ms 29 Aug 2025 606th MeWhenI 🇻🇦 875 70 422ms 7 Sep 2022 606th janbehrens 🇩🇪 875 70 420ms 7 Sep 2022 606th Yewzir 🇧🇪 875 70 425ms 14 Oct 2023 606th DialFrost 🇸🇬 875 70 446ms 26 Oct 2023 606th Betuaredead 875 70 458ms 13 Nov 2023 606th pardouin 🇫🇷 875 70 458ms 23 Aug 2024 606th emgordon154 875 70 417ms 25 May 2025 606th snoozingnewt 🇨🇦 875 70 365ms 7 days ago 614th canissimia 🇦🇶 875 90 38ms 3 Feb 2023 615th duckyluuk 🇳🇱 874 50 3,740ms 26 Oct 2024 615th wuminws 874 50 3,642ms 21 Feb 2025 617th sean-niemann 🇺🇸 873 50 2ms 8 Oct 2024 618th Steffan153 🇫🇮 873 54 36ms 22 Oct 2022 618th sean-niemann 🇺🇸 873 54 39ms 21 Apr 2023 618th Yewzir 🇧🇪 873 54 35ms 14 Oct 2023 618th pardouin 🇫🇷 873 54 37ms 5 Oct 2024 618th fuzzylojik-golf 🇺🇸 873 54 35ms 6 Sep 2025 618th DialFrost 🇸🇬 873 54 42ms 3 days ago 624th Shanethegamer 🇺🇸 873 57 1,030ms 6 Sep 2022 624th ovs-code 🇩🇪 873 57 995ms 22 May 2023 624th sean-niemann 🇺🇸 873 57 1,032ms 1 Jul 2023 624th btnlq 873 57 125ms 15 Oct 2023 624th Steffan153 🇫🇮 873 57 1,028ms 9 Aug 2024 629th MeWhenI 🇻🇦 871 62 19ms 6 May 2023 630th HPWiz 🇳🇿 870 20 3ms 13 May 2024 631st janbehrens 🇩🇪 870 85 267ms 7 Sep 2022 632nd primo-ppcg 🇹🇭 870 160 12ms 13 Aug 2025 633rd JayXon 🇺🇸 869 120 1,681ms 15 Sep 2025 634th DialFrost 🇸🇬 868 40 355ms 15 Jan 2024 634th ovs-code 🇩🇪 868 40 347ms 15 Jan 2024 634th rucin93 🇵🇱 868 40 345ms 15 Jan 2024 634th commandblockguy 🇺🇸 868 40 388ms 15 Jan 2024 634th Yewzir 🇧🇪 868 40 358ms 15 Jan 2024 634th GrayJoKing 🇦🇺 868 40 374ms 15 Jan 2024 634th GolfingSuccess 🇬🇷 868 40 341ms 15 Jan 2024 First Prev 561–640 of 2,490 Next Last