The Calendar hole will go live in approximately 13 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 481st myfatemi04 699 155 10ms 12 Jan 2018 481st msrawson 699 155 10ms 31 Aug 2018 481st ArmaanAS 699 155 10ms 19 Mar 2021 481st solisolu 699 155 9ms 8 Nov 2025 485th LHLaurini 🇧🇷 699 175 457ms 15 Aug 2024 486th primo-ppcg 🇹🇭 699 194 451ms 10 Sep 2020 487th sultan 695 156 16ms 1 May 2021 487th SB-945 695 156 10ms 18 Mar 2024 487th IanUtley 695 156 10ms 12 Jun 2024 490th rucin93 🇵🇱 693 143 140ms 31 Oct 2024 491st Shanethegamer 🇺🇸 693 147 106ms 24 May 2025 492nd emgordon154 693 166 373ms 4 Jun 2025 493rd scpchicken 🇵🇼 693 216 314ms 20 May 2022 494th unfinishedprogram 691 148 9ms 30 Jun 2023 495th LostSyntax21 🇬🇧 691 150 98ms 9 days ago 496th Natanaelel 🇸🇪 689 81 41ms 27 Jun 2023 497th jared-hughes 689 86 32ms 22 Oct 2021 498th Irratix 🇳🇱 689 147 2ms 20 Dec 2021 499th deltaphc 687 218 176ms 8 Jan 2020 500th yzhs 🇩🇪 686 120 34ms 20 Jul 2022 500th olleicua 🇺🇸 686 120 40ms 14 Feb 2024 502nd InigoK 🇺🇸 686 158 10ms 10 Jun 2023 503rd rak1507 🇬🇧 685 73 2ms 6 Dec 2022 504th MeWhenI 🇻🇦 685 121 1ms 13 May 2022 505th DialFrost 🇸🇬 684 113 800ms 18 Jan 2024 506th ChristophHornung 684 148 336ms 21 Nov 2021 507th emgordon154 682 136 4ms 12 Jan 2025 508th giacomogallina 682 159 10ms 13 Jun 2019 508th vesim987 682 159 10ms 13 Oct 2021 508th OllieBoyne 🇬🇧 682 159 13ms 26 Aug 2022 508th mossprescott 682 159 9ms 19 Jan 2023 508th FortuiteMan 🇫🇷 682 159 10ms 12 days ago 513th proton 🇩🇪 680 121 37ms 9 Jun 2020 514th CatsAreFluffy 680 180 65ms 13 Feb 2023 515th emgordon154 680 182 6ms 12 Jan 2025 516th CLOStrophobic 🇮🇹 680 185 5ms 1 Mar 2025 517th ericlangedijk 🇸🇮 680 203 25ms 24 Feb 2022 518th MeWhenI 🇻🇦 679 212 42ms 13 Feb 2025 519th Shanethegamer 🇺🇸 677 121 1,073ms 30 Oct 2021 520th ahmetdemirag 🇨🇾 677 160 13ms 16 Jul 2024 521st annaproxy 677 184 14ms 29 Dec 2022 522nd elgan65536 677 221 144ms 23 Sep 2023 523rd MeWhenI 🇻🇦 676 74 3ms 20 Jan 2022 524th Shanethegamer 🇺🇸 676 170 488ms 2 Apr 2022 525th janbehrens 🇩🇪 675 150 342ms 21 Nov 2021 526th mokymok 🇺🇸 673 161 10ms 21 Jul 2021 527th Natanaelel 🇸🇪 671 122 1,176ms 17 Sep 2021 528th c0d3-4-F00d 🇩🇪 671 151 2ms 24 Jan 2022 528th janbehrens 🇩🇪 671 151 2ms 21 Mar 2022 530th MeWhenI 🇻🇦 671 177 2ms 11 Nov 2022 531st johnnythedoggie 670 203 93ms 24 Jan 2021 532nd alichraghi 669 162 10ms 14 Oct 2021 532nd croc54 669 162 9ms 16 Jan 2025 534th GrayJoKing 🇦🇺 669 168 7ms 15 Apr 2025 535th Anonymousellama21 668 124 2ms 16 May 2022 536th Maznek 668 153 9ms 11 Jul 2023 537th MeWhenI 🇻🇦 667 195 32ms 6 Jun 2023 538th SirBogman 🇺🇸 666 109 3ms 22 Jun 2024 539th revlayle 🇺🇸 666 152 315ms 20 Feb 2022 539th CaedenHarper 🇨🇦 666 152 401ms 16 Oct 2025 541st MeWhenI 🇻🇦 666 183 86ms 13 Dec 2022 542nd quimey 665 163 9ms 20 Jul 2023 542nd Babafaba 665 163 9ms 25 Oct 2025 544th Shanethegamer 🇺🇸 665 189 5ms 4 Oct 2024 545th Looney32768 664 204 421ms 31 Jan 2023 546th prplz 🇦🇺 663 94 51ms 25 Jun 2021 547th emgordon154 662 293 2ms 10 Jun 2025 548th SirFireball3521 661 164 9ms 2 Mar 2023 548th andOrlando 661 164 9ms 13 Jul 2024 548th wobblybits 661 164 9ms 19 Aug 2025 548th CornerMercury 🇬🇧 661 164 9ms 18 Nov 2025 552nd Natanaelel 🇸🇪 660 110 3ms 29 Oct 2021 552nd snoozingnewt 🇨🇦 660 110 3ms 17 Sep 2025 554th didion0 🇺🇸 660 155 9ms 28 Jan 2021 555th JDiLenarda 🇫🇷 660 197 1,327ms 15 Dec 2023 556th mtirado1 659 181 2ms 16 Aug 2022 557th MeWhenI 🇻🇦 658 90 33ms 7 Jun 2023 558th roavin 658 154 343ms 15 Jun 2022 559th janbehrens 🇩🇪 658 206 406ms 14 Apr 2021 560th dzhang314 657 165 10ms 14 Aug 2019 First Prev 481–560 of 1,461 Next Last