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 639th stefangimmillaro 561 141 9ms 26 Apr 2023 639th robin-scragg 561 141 10ms 8 Jun 2025 643rd Shanethegamer 🇺🇸 560 162 4ms 26 Apr 2023 644th cam-lambda 560 221 6ms 1 May 2018 645th MeWhenI 🇻🇦 559 123 288ms 15 Feb 2023 646th satutalo 🇫🇮 558 173 4ms 25 Sep 2023 647th Shanethegamer 🇺🇸 558 178 3,919ms 28 Oct 2024 648th Yewzir 🇧🇪 557 179 127ms 17 Sep 2023 649th icy-lava 557 205 2ms 11 Aug 2023 650th JunkIce 555 131 364ms 9 Mar 2025 651st MeWhenI 🇻🇦 555 132 278ms 28 Jan 2023 651st nullshallot 555 132 285ms 9 Jan 2025 653rd DialFrost 🇸🇬 554 101 38ms 5 Jan 2023 654th Lv0Sys 🇵🇱 554 143 10ms 25 days ago 655th alexkunin 554 163 9ms 3 Jul 2019 655th dsntzn 🇸🇰 554 163 9ms 17 Aug 2020 655th nathanadams 🇳🇿 554 163 9ms 28 Mar 2023 658th dpethes 554 217 1,282ms 10 Jan 2024 659th rambox11 552 180 2ms 24 Jun 2019 660th dokutan 551 181 143ms 3 Jul 2024 661st kurkale6ka 550 96 2ms 9 Sep 2021 662nd jarekwg 550 144 9ms 26 Apr 2019 662nd ahegewald 550 144 10ms 16 Oct 2023 662nd cros107 🇦🇺 550 144 9ms 29 Jul 2024 665th user189032 550 164 9ms 29 May 2019 666th NewDefectus 🇮🇱 549 181 2ms 15 Feb 2021 666th DialFrost 🇸🇬 549 181 2ms 26 Feb 2024 668th cbrt-x 549 237 143ms 5 Oct 2023 669th MeWhenI 🇻🇦 548 167 2ms 8 Mar 2025 670th MeWhenI 🇻🇦 547 138 139ms 3 Aug 2024 671st iczelia 🇩🇪 547 165 9ms 17 Oct 2025 672nd scottwday 🇨🇦 546 145 9ms 22 Nov 2021 672nd Flekay 🇩🇪 546 145 10ms 19 Jun 2025 672nd madex 🇩🇪 546 145 9ms 15 Sep 2025 675th alichraghi 546 182 2ms 14 Oct 2021 676th RussellEmerine 546 238 119ms 10 Apr 2020 677th olivermrose 🇺🇸 544 97 3ms 30 Oct 2021 678th daisy-lau 544 166 9ms 16 Jun 2020 679th Shanethegamer 🇺🇸 543 178 4ms 28 Apr 2022 679th dokutan 543 178 4ms 10 Apr 2025 681st NeatCrown 🇨🇦 543 183 2ms 8 Mar 2023 682nd Ripick 543 210 338ms 1 Jun 2025 683rd Shanethegamer 🇺🇸 543 229 721ms 24 Sep 2025 684th marcin7Cd 542 146 10ms 15 Mar 2020 684th ArmaanAS 542 146 10ms 19 Mar 2021 684th HumanoidCPU 542 146 10ms 7 Aug 2024 684th BREMAUCY 🇫🇷 542 146 9ms 10 Aug 2025 688th neihousaigaai 541 167 9ms 13 May 2021 689th tdkkdt 🇷🇺 541 175 339ms 21 Nov 2021 690th Tess2662 540 150 1ms 10 Sep 2022 691st lacroixjonathan87 540 179 5ms 16 Sep 2020 692nd zbreit 🇺🇸 539 147 10ms 17 Aug 2021 693rd MeWhenI 🇻🇦 538 493 690ms 10 Feb 2025 694th akshatj27 🇦🇶 537 168 9ms 28 Dec 2021 695th nnchutchikov 537 180 4ms 5 Nov 2024 696th KSSBrawl 537 185 2ms 15 Dec 2020 697th KatieLG 🇬🇧 536 213 1ms 2 May 2021 698th rucin93 🇵🇱 535 141 140ms 31 Oct 2024 699th myfatemi04 535 148 10ms 12 Jan 2018 699th Bonjour27891 🇻🇳 535 148 10ms 27 Feb 2022 699th Stockoh 🇫🇷 535 148 10ms 26 Apr 2024 702nd Mikaeel66 534 169 9ms 11 Nov 2019 702nd pandapawskat 534 169 9ms 30 Sep 2021 702nd HenryTy83 534 169 9ms 4 Dec 2022 705th Jonatan6 🇩🇰 534 186 2ms 3 Jul 2023 706th cure-honey 🇯🇵 534 220 40ms 7 Jul 2021 707th janAkali 🇷🇺 533 214 367ms 15 Oct 2025 708th Yewzir 🇧🇪 532 187 2ms 9 Feb 2024 709th LucaArgentiUCF 🇮🇹 532 221 40ms 14 Feb 2021 710th Bmrl7 531 149 10ms 3 hours ago 711th ehouais 531 170 9ms 10 Oct 2018 711th eranws 531 170 8ms 2 Sep 2022 713th Shanethegamer 🇺🇸 529 130 407ms 28 Apr 2022 714th jgbaldwinbrown 529 188 2ms 1 Sep 2021 715th dokutan 528 106 50ms 19 Oct 2024 716th bobesa 528 171 9ms 13 Oct 2017 716th JRaspass 🇬🇧 528 171 9ms 7 Jul 2020 716th raphaelimahorn 528 171 9ms 26 Oct 2022 719th msbranicky 528 281 192ms 6 Oct 2023 720th Yewzir 🇧🇪 527 179 6ms 8 Apr 2024 First Prev 641–720 of 1,433 Next Last