The Calendar hole will go live in approximately 11 days. Why not try and solve it ahead of time?
Foo Fizz Buzz Bar 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 719th ZachClayburn 856 139 79ms 4 Aug 2022 719th SpacelessL 856 139 71ms 7 Apr 2024 723rd snoozingnewt 🇨🇦 854 86 731ms 14 Oct 2025 724th thadonz 854 90 10ms 1 Mar 2022 724th Efren071 854 90 9ms 14 Apr 2022 724th mackereldev 854 90 10ms 28 Apr 2022 724th destofr 854 90 9ms 23 Aug 2022 724th jorduino 854 90 10ms 30 Oct 2022 724th Zach10za 854 90 9ms 30 Nov 2022 724th MFazio23 854 90 10ms 30 Nov 2022 724th lxmarinkovic 854 90 10ms 3 Mar 2023 724th ejini6969 854 90 9ms 25 Mar 2023 724th quirked-up 854 90 10ms 30 Aug 2023 724th MineRPi 854 90 9ms 31 Jul 2024 724th xShadowBlade 854 90 9ms 20 Nov 2024 724th Jaydosu 854 90 9ms 28 Apr 2025 724th De1p0 854 90 9ms 16 Jun 2025 724th Charlie85270 854 90 9ms 25 Jun 2025 724th Voltrifrodec 🇸🇰 854 90 10ms 10 Nov 2025 724th Cube14yt 854 90 10ms 12 Nov 2025 741st olleicua 🇺🇸 853 72 39ms 13 Feb 2024 742nd sean-niemann 🇺🇸 853 126 38ms 24 Apr 2023 743rd edsrzf 🇳🇿 853 127 21ms 8 Dec 2024 744th tidalDisruptionEvent 🇨🇦 852 80 391ms 28 Mar 2023 744th snoozingnewt 🇨🇦 852 80 689ms 14 Oct 2025 746th MeWhenI 🇻🇦 852 92 2ms 11 Nov 2022 746th stellartux 852 92 2ms 24 Dec 2023 746th alphafalfa 852 92 2ms 1 Aug 2025 749th MeWhenI 🇻🇦 852 110 100ms 15 Oct 2022 750th MeWhenI 🇻🇦 851 90 8ms 18 Feb 2025 751st SirBogman 🇺🇸 851 109 1,298ms 9 Oct 2023 752nd Herbert00709 🇵🇱 851 152 3ms 15 Jan 2025 753rd edsrzf 🇳🇿 850 88 6ms 5 Dec 2024 754th satutalo 🇫🇮 850 94 5ms 22 Nov 2022 754th roslov 850 94 5ms 4 Oct 2024 754th SamAntUA 🇺🇦 850 94 5ms 8 Oct 2024 757th GrayJoKing 🇦🇺 850 100 13ms 17 Dec 2021 757th Lydxn 🇨🇦 850 100 14ms 10 Jan 2022 759th cryptoriddlerUIO 850 108 377ms 22 Mar 2025 760th sean-niemann 🇺🇸 850 140 57ms 9 Feb 2022 760th arvidjonasson 850 140 74ms 7 Jun 2025 762nd GrayJoKing 🇦🇺 849 77 251ms 21 Nov 2021 763rd Natanaelel 🇸🇪 848 58 252ms 14 May 2023 764th stefangimmillaro 847 89 1,004ms 2 Nov 2022 764th MeWhenI 🇻🇦 847 89 959ms 12 May 2023 764th inventshah 847 89 1,010ms 27 Sep 2023 764th Yewzir 🇧🇪 847 89 981ms 7 Feb 2024 764th anter69 🇭🇺 847 89 950ms 24 Oct 2024 769th Shanethegamer 🇺🇸 847 119 2ms 25 Mar 2023 770th sisyphus-ppcg 🇦🇺 846 56 3ms 13 Jan 2022 770th Bubbler-4 846 56 3ms 20 Jan 2022 770th sean-niemann 🇺🇸 846 56 3ms 10 Jul 2024 770th gnuvince 846 56 2ms 1 Aug 2024 774th Anonymousellama21 845 77 11ms 30 Nov 2021 774th commandblockguy 🇺🇸 845 77 11ms 22 Aug 2023 776th BrettMerri 845 91 9ms 8 Apr 2022 776th elisherer 🇮🇱 845 91 10ms 5 Jun 2022 776th eranws 845 91 10ms 29 Sep 2022 776th joFra210 845 91 9ms 19 Nov 2022 776th stop-amertime 845 91 9ms 2 Dec 2022 776th jciurc 845 91 9ms 23 Feb 2023 776th sulphemi 845 91 9ms 5 Oct 2023 776th barneyb 845 91 10ms 14 Oct 2023 776th madeforlosers 845 91 9ms 23 Oct 2024 776th Lv0Sys 🇵🇱 845 91 10ms 31 May 2025 786th SirBogman 🇺🇸 845 114 3ms 28 Nov 2021 786th nai62 845 114 3ms 28 Aug 2022 788th primo-ppcg 🇹🇭 844 87 22ms 4 Feb 2022 789th keelimeguy 🇺🇸 844 141 84ms 19 Oct 2023 790th emplv 🇱🇻 843 173 81ms 28 Mar 2023 791st sisyphus-ppcg 🇦🇺 842 81 421ms 22 Nov 2021 792nd lynn 842 101 9ms 22 Nov 2021 793rd Gaddy 🇫🇷 842 109 363ms 9 May 2022 793rd Romain-1 🇫🇷 842 109 339ms 9 May 2022 793rd postie77 842 109 345ms 23 Feb 2023 793rd annaproxy 842 109 375ms 12 Jun 2023 797th jb-lopez 🇺🇸 841 95 5ms 19 Apr 2022 797th rollershutter 841 95 5ms 5 Jul 2024 797th aloskutov 🇷🇺 841 95 5ms 7 Jan 2025 800th Shanethegamer 🇺🇸 841 106 123ms 25 Mar 2023 First Prev 721–800 of 3,377 Next Last