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 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 561st janbehrens 🇩🇪 658 206 406ms 14 Apr 2021 562nd dzhang314 657 165 10ms 14 Aug 2019 562nd abailey2020 🇺🇸 657 165 9ms 13 Dec 2020 564th jgbaldwinbrown 657 215 277ms 2 Sep 2021 565th Shanethegamer 🇺🇸 656 144 469ms 18 Jan 2024 566th skps2010 656 156 9ms 5 Jan 2019 567th Phil-RGOMEGA 655 182 2ms 30 Aug 2023 568th emgordon154 654 155 2ms 4 Jun 2025 569th MeWhenI 🇻🇦 654 188 41ms 14 May 2023 570th MeWhenI 🇻🇦 653 142 4ms 23 May 2023 571st MeWhenI 🇻🇦 653 166 4ms 20 Jul 2023 572nd alphafalfa 653 182 2ms 24 Oct 2024 573rd not-optikk 🇺🇸 652 183 1ms 17 Oct 2020 574th marshallward 🇺🇸 650 189 40ms 10 Jun 2022 575th PFischbeck 649 167 10ms 28 Nov 2017 575th zuparnowa 649 167 10ms 4 Feb 2019 575th henrytranter 649 167 10ms 20 Sep 2019 575th fabi1511 649 167 9ms 27 Apr 2020 575th msbranicky 649 167 10ms 23 Jul 2023 575th roupiq 🇵🇱 649 167 10ms 23 Mar 2024 575th Mabeloid 🇳🇴 649 167 10ms 14 Oct 2024 582nd annaproxy 648 203 120ms 5 May 2022 583rd Shanethegamer 🇺🇸 648 213 26ms 28 Apr 2022 584th Yewzir 🇧🇪 647 244 1,752ms 18 May 2024 585th GrayJoKing 🇦🇺 646 348 1ms 11 Aug 2020 586th antimon2 🇯🇵 645 120 1,536ms 9 Apr 2022 587th Sloimayyy 645 168 10ms 24 Aug 2022 587th rollershutter 645 168 10ms 25 Feb 2025 589th DaCoolOne 645 185 2ms 25 Feb 2020 590th Alex-x90 🇺🇸 644 190 76ms 30 Jan 2023 591st acornellier 643 128 40ms 16 Dec 2018 592nd arjanadriaanse 🇳🇱 642 205 119ms 23 Jan 2022 593rd Shanethegamer 🇺🇸 642 233 155ms 28 Apr 2022 594th madex 🇩🇪 641 158 4ms 16 Jan 2021 594th heanyang1 641 158 2ms 27 May 2025 596th chezbgone 641 169 10ms 11 Nov 2020 596th Yewzir 🇧🇪 641 169 9ms 4 Feb 2024 598th dokutan 641 218 2ms 10 Feb 2025 599th Mabeloid 🇳🇴 640 234 150ms 24 Oct 2025 600th janbehrens 🇩🇪 639 121 560ms 2 Nov 2021 601st daniel-pedersen 🇸🇪 639 160 9ms 7 Mar 2022 602nd jtaxen 638 170 9ms 10 Apr 2024 602nd wh3n3v3r 🇨🇿 638 170 9ms 20 Nov 2024 604th benwilliamgraham 634 171 9ms 26 Jan 2019 604th LeeCamp 634 171 18ms 21 Dec 2021 604th setop 634 171 9ms 17 Aug 2023 607th Visckmart 634 188 2ms 23 Jul 2018 607th Mabeloid 🇳🇴 634 188 1ms 14 Oct 2024 609th jupj 🇫🇮 633 160 2ms 12 Aug 2022 610th Shanethegamer 🇺🇸 632 208 116ms 16 May 2022 611th madeforlosers 631 162 8ms 8 Nov 2023 612th super-tux 630 172 10ms 12 Aug 2021 612th pricemat 630 172 9ms 12 Oct 2023 612th apetersen-real 630 172 10ms 12 Oct 2023 612th Cynopolis 630 172 10ms 12 Oct 2023 612th dokutan 630 172 10ms 21 Jun 2024 612th CutSandstone 630 172 10ms 8 Jul 2024 618th MeWhenI 🇻🇦 629 123 288ms 15 Feb 2023 619th bforte 629 209 147ms 13 Dec 2018 620th ian-h-chamberlain 🇺🇸 629 238 173ms 15 Jan 2020 621st fitzdotlol 🇺🇸 628 131 38ms 25 May 2021 622nd FerryHupse 628 156 4ms 30 Jan 2020 623rd Yewzir 🇧🇪 628 225 274ms 29 Oct 2023 624th alexkunin 627 163 9ms 3 Jul 2019 624th dsntzn 🇸🇰 627 163 9ms 17 Aug 2020 624th nathanadams 🇳🇿 627 163 9ms 28 Mar 2023 624th lukegustafson 🇺🇸 627 163 9ms 31 Jan 2024 624th dokutan 627 163 9ms 7 Aug 2024 629th ludwig-n 627 173 10ms 7 Apr 2021 629th jacklynnepenick 627 173 9ms 15 Aug 2021 629th rowboat1 627 173 11ms 14 Jun 2022 629th za3k 627 173 10ms 9 Oct 2022 629th moustave 627 173 9ms 24 Oct 2024 634th kmathis22 627 216 320ms 13 days ago 635th dcgjb 625 128 285ms 2 May 2024 636th dpethes 625 162 338ms 5 Jan 2024 637th Salutations45 625 190 3ms 2 Jan 2025 638th user189032 624 164 9ms 29 May 2019 639th janlelis 623 132 38ms 8 Jan 2021 640th zdzc 623 174 10ms 31 Mar 2018 First Prev 561–640 of 1,462 Next Last