The Calendar hole will go live in approximately 9 days. Why not try and solve it ahead of time?
Seven Segment 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 400th ndren 694 114 10ms 13 Jul 2025 402nd dokutan 694 123 702ms 29 Aug 2025 403rd ArmaanAS 694 130 9ms 19 Mar 2021 403rd Natanaelel 🇸🇪 694 130 9ms 4 Oct 2021 405th 2bular 693 67 32ms 16 Nov 2025 406th GrayJoKing 🇦🇺 692 177 14ms 18 Jun 2024 407th emgordon154 692 225 1,945ms 2 hours ago 408th Shanethegamer 🇺🇸 691 169 1ms 11 Nov 2022 409th speles 🇺🇦 690 144 2ms 4 Nov 2023 410th snyderek 🇺🇸 690 174 69ms 5 Dec 2024 411th fitzdotlol 🇺🇸 689 131 9ms 28 Mar 2022 411th stefangabos 🇷🇴 689 131 9ms 12 May 2023 413th jatloe 688 115 10ms 23 Oct 2024 414th MeWhenI 🇻🇦 688 145 144ms 17 Nov 2022 415th stefangimmillaro 687 171 41ms 10 Mar 2023 416th scpchicken 🇵🇼 686 216 314ms 20 May 2022 417th uttumuttu 🇫🇮 684 132 8ms 8 Apr 2022 417th BambooleanLogic 🇸🇪 684 132 9ms 7 Nov 2022 419th stefangimmillaro 684 182 452ms 6 Oct 2025 419th CaedenHarper 🇨🇦 684 182 461ms 16 Oct 2025 421st anter69 🇭🇺 682 82 39ms 15 Oct 2024 421st tatzyr 🇯🇵 682 82 53ms 26 Dec 2024 423rd Seek64 🇩🇪 682 116 9ms 6 Oct 2024 424th Shanethegamer 🇺🇸 682 121 71ms 14 Jun 2022 425th MeWhenI 🇻🇦 682 151 396ms 1 Mar 2022 426th ovs-code 🇩🇪 681 135 102ms 21 Mar 2024 427th MeWhenI 🇻🇦 681 139 335ms 13 Feb 2023 428th deltaphc 680 218 176ms 8 Jan 2020 429th Yewzir 🇧🇪 679 107 402ms 4 Feb 2024 429th Babafaba 679 107 367ms 25 Oct 2025 431st voytxt 🇨🇿 679 133 9ms 20 May 2023 432nd edsrzf 🇳🇿 679 137 4ms 16 Nov 2025 432nd dokutan 679 137 3ms 19 days ago 434th dokutan 679 139 6ms 3 Jul 2024 435th Shanethegamer 🇺🇸 678 147 106ms 24 May 2025 436th janbehrens 🇩🇪 678 152 456ms 24 Mar 2022 437th sisyphus-ppcg 🇦🇺 677 78 5ms 26 Feb 2022 438th KatieLG 🇬🇧 677 117 10ms 11 Dec 2022 438th AlephSquirrel 677 117 10ms 31 May 2023 438th jmerle 🇳🇱 677 117 10ms 15 Jun 2023 438th FortuiteMan 🇫🇷 677 117 10ms 15 Sep 2023 442nd kaascevich 677 192 3,238ms 19 Jul 2025 443rd Irratix 🇳🇱 676 147 2ms 20 Dec 2021 444th olivermrose 🇺🇸 674 83 37ms 30 Oct 2021 445th GrayJoKing 🇦🇺 674 138 3ms 30 Sep 2024 446th CaedenHarper 🇨🇦 674 201 267ms 29 Oct 2025 447th AlephSquirrel 673 108 714ms 21 Jan 2024 447th dokutan 673 108 357ms 21 Aug 2024 449th Feniske 🇫🇷 672 109 257ms 10 Nov 2023 450th yzhs 🇩🇪 671 118 10ms 25 Oct 2020 450th vezzick 671 118 11ms 8 Mar 2021 450th xnor-gate 671 118 10ms 19 Mar 2021 450th zach333 671 118 9ms 18 Jul 2024 450th KasperKivimaeki 🇫🇮 671 118 10ms 9 Jul 2025 455th elgan65536 671 221 144ms 23 Sep 2023 456th Shanethegamer 🇺🇸 670 194 99ms 27 Apr 2022 457th ericlangedijk 🇸🇮 670 203 25ms 24 Feb 2022 458th MeWhenI 🇻🇦 669 121 1ms 13 May 2022 459th LostSyntax21 🇬🇧 669 150 98ms 12 days ago 460th ovs-code 🇩🇪 667 109 628ms 15 Feb 2025 461st emgordon154 667 136 4ms 12 Jan 2025 462nd CatsAreFluffy 667 180 65ms 13 Feb 2023 463rd Shanethegamer 🇺🇸 666 84 42ms 30 Oct 2021 464th annaproxy 666 184 14ms 29 Dec 2022 465th Attero 🇸🇪 664 136 9ms 26 Oct 2020 465th zakariamouhid 664 136 9ms 20 May 2023 467th Shanethegamer 🇺🇸 663 121 1,073ms 30 Oct 2021 468th jakobkordez 🇸🇮 660 120 10ms 20 Nov 2022 469th MeWhenI 🇻🇦 659 177 2ms 11 Nov 2022 470th rak1507 🇬🇧 658 73 2ms 6 Dec 2022 471st stefangimmillaro 658 85 35ms 25 Apr 2023 472nd Natanaelel 🇸🇪 658 122 1,176ms 17 Sep 2021 473rd janbehrens 🇩🇪 658 151 2ms 21 Mar 2022 474th GrayJoKing 🇦🇺 655 168 7ms 15 Apr 2025 475th Shanethegamer 🇺🇸 655 189 5ms 4 Oct 2024 476th MeWhenI 🇻🇦 655 195 32ms 6 Jun 2023 477th dijs 654 138 9ms 23 Dec 2019 478th Anonymousellama21 653 124 2ms 16 May 2022 479th MeWhenI 🇻🇦 649 74 3ms 20 Jan 2022 480th 5cw 🇺🇸 649 122 9ms 25 May 2024 First Prev 401–480 of 1,433 Next Last