The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
United States 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 73rd DialFrost 🇸🇬 921 110 10ms 23 Jan 2023 73rd Steffan153 🇫🇮 921 110 12ms 28 Jan 2023 73rd dmrichwa 🇺🇸 921 110 11ms 22 Jun 2023 73rd m-tkach 🇺🇦 921 110 10ms 9 Feb 2024 73rd weliveinhell 🇭🇹 921 110 11ms 30 May 2024 73rd codereport 🇨🇦 921 110 10ms 4 Jul 2024 73rd sean-niemann 🇺🇸 921 110 11ms 11 Jul 2024 73rd voytxt 🇨🇿 921 110 10ms 26 Jul 2024 73rd vlpx 🇫🇮 921 110 11ms 1 Aug 2024 73rd b-illy 🇬🇧 921 110 11ms 29 Sep 2024 73rd duckyluuk 🇳🇱 921 110 10ms 3 Oct 2024 73rd CaedenHarper 🇨🇦 921 110 10ms 4 Oct 2024 73rd edsrzf 🇳🇿 921 110 10ms 10 Oct 2024 73rd lukegustafson 🇺🇸 921 110 10ms 11 Nov 2024 73rd stefangimmillaro 921 110 10ms 12 Dec 2024 73rd LukeBridges 🇬🇧 921 110 10ms 21 Jan 2025 73rd kirjavascript 921 110 10ms 17 Feb 2025 73rd acollett89 921 110 10ms 6 Aug 2025 73rd emgordon154 921 110 10ms 15 Sep 2025 73rd KasperKivimaeki 🇫🇮 921 110 10ms 3 Nov 2025 73rd JOrE20 🇺🇸 921 110 14ms 7 hours ago 102nd Mukundan314 921 114 16ms 5 Nov 2025 103rd stefangimmillaro 921 119 3,852ms 30 Oct 2024 103rd emgordon154 921 119 4,856ms 15 Sep 2025 105th nwellnhof 🇩🇪 921 133 427ms 27 Aug 2024 106th primo-ppcg 🇹🇭 920 124 356ms 1 Aug 2023 107th stefangimmillaro 920 141 101ms 20 Apr 2024 107th JayXon 🇺🇸 920 141 102ms 21 Apr 2024 109th sisyphus-ppcg 🇦🇺 919 82 42ms 23 Jan 2021 109th prplz 🇦🇺 919 82 49ms 5 Jun 2021 109th olivermrose 🇺🇸 919 82 53ms 24 Aug 2021 109th JayXon 🇺🇸 919 82 46ms 17 Nov 2021 109th stefangimmillaro 919 82 47ms 4 Aug 2022 109th MeWhenI 🇻🇦 919 82 44ms 4 Aug 2022 109th DialFrost 🇸🇬 919 82 53ms 25 Jan 2023 109th Steffan153 🇫🇮 919 82 52ms 25 Jan 2023 109th GrayJoKing 🇦🇺 919 82 36ms 20 Dec 2023 109th ovs-code 🇩🇪 919 82 53ms 1 Feb 2024 109th sean-niemann 🇺🇸 919 82 43ms 7 Jul 2025 109th pardouin 🇫🇷 919 82 50ms 11 Aug 2025 109th emgordon154 919 82 50ms 16 Sep 2025 122nd JayXon 🇺🇸 919 152 2ms 11 Jan 2024 123rd sean-niemann 🇺🇸 917 90 986ms 12 days ago 124th inventshah 915 74 2ms 17 May 2022 125th clockworknazo 915 124 4ms 8 Feb 2023 126th primo-ppcg 🇹🇭 915 186 417ms 29 Oct 2021 127th Kacarott 🇦🇺 914 122 453ms 23 Sep 2024 128th Steffan153 🇫🇮 913 94 5ms 12 Aug 2024 128th DialFrost 🇸🇬 913 94 5ms 12 Aug 2024 130th prplz 🇦🇺 913 111 11ms 5 Oct 2020 130th BBoehm 🇩🇪 913 111 10ms 1 Feb 2021 130th c0d3-4-F00d 🇩🇪 913 111 11ms 29 May 2021 130th Shanethegamer 🇺🇸 913 111 11ms 4 Jun 2021 130th MeWhenI 🇻🇦 913 111 10ms 12 Jun 2021 130th olivermrose 🇺🇸 913 111 11ms 12 Sep 2021 130th fullerlee 913 111 11ms 27 Sep 2021 130th NewDefectus 🇮🇱 913 111 10ms 1 Oct 2021 130th akshatj27 🇦🇶 913 111 11ms 11 Jan 2022 130th QuincyNash 🇺🇸 913 111 11ms 20 Jan 2022 130th inventshah 913 111 12ms 25 Jan 2022 130th scpchicken 🇵🇼 913 111 10ms 9 Mar 2022 130th aksyristos 913 111 11ms 28 Oct 2022 130th KatieLG 🇬🇧 913 111 10ms 25 Dec 2022 130th tayloia 🇬🇧 913 111 11ms 10 Jan 2023 130th two-bad 🇬🇧 913 111 10ms 14 Dec 2023 130th GrayJoKing 🇦🇺 913 111 11ms 21 Dec 2023 130th coreynash 913 111 11ms 12 Mar 2024 130th unfinishedprogram 913 111 10ms 3 Feb 2025 149th HPWiz 🇳🇿 913 115 22ms 4 Nov 2025 150th Shanethegamer 🇺🇸 912 103 462ms 7 May 2025 151st JayXon 🇺🇸 912 125 445ms 23 Jul 2025 152nd JayXon 🇺🇸 912 190 151ms 31 Jul 2022 153rd Steffan153 🇫🇮 911 122 112ms 15 Jul 2024 154th Steffan153 🇫🇮 911 131 100ms 27 Nov 2022 154th JayXon 🇺🇸 911 131 105ms 7 Apr 2023 156th GrayJoKing 🇦🇺 909 83 212ms 20 Dec 2023 157th blaztoma 🇱🇹 908 83 50ms 13 Nov 2025 158th ovs-code 🇩🇪 908 125 4ms 7 Feb 2023 159th sisyphus-ppcg 🇦🇺 907 88 1,529ms 23 Mar 2021 159th JayXon 🇺🇸 907 88 1,251ms 11 Dec 2021 First Prev 81–160 of 1,391 Next Last