The Calendar hole will go live in approximately 12 days. Why not try and solve it ahead of time?
United States in JavaScript 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 81st RedstoneTim 443 235 10ms 4 Jul 2021 82nd omurakazuaki 🇯🇵 432 241 10ms 15 Feb 2021 83rd TRexOnGit 408 255 10ms 4 Apr 2025 84th safaorhan 398 261 10ms 17 Oct 2024 85th PatrickStephansen 🇿🇦 388 268 11ms 13 Apr 2021 86th artembykov 384 271 10ms 3 May 2020 87th liamstrilchuk 382 272 11ms 10 Sep 2021 88th TheDrawingCoder-Gamer 378 275 11ms 4 Jul 2025 89th uttumuttu 🇫🇮 373 279 10ms 7 Mar 2022 90th dsntzn 🇸🇰 371 280 12ms 21 Aug 2020 91st gnlow 🇰🇷 365 285 11ms 26 Apr 2020 92nd Salutations45 364 286 10ms 14 Nov 2024 93rd julianbenegas 357 291 11ms 17 Jan 2021 94th MattShaile 353 295 11ms 27 Apr 2022 95th stefangabos 🇷🇴 350 297 10ms 26 May 2023 96th alexsave 346 301 11ms 13 Nov 2024 97th daveberlin 340 306 11ms 4 Jul 2025 98th CatsAreFluffy 338 308 11ms 8 Feb 2023 99th inorganik 334 311 11ms 30 Jun 2023 100th xkacer 🇨🇿 332 313 10ms 25 Jan 2021 101st salipshitz 325 320 11ms 16 Apr 2020 102nd GeorgeStechman 🇬🇧 307 339 12ms 20 Sep 2022 103rd CarsonChr 🇺🇸 301 345 11ms 22 Apr 2023 104th zakariamouhid 294 354 10ms 23 Jul 2023 105th ethan7g 287 362 12ms 16 Apr 2020 106th biocommando 🇫🇮 287 363 10ms 23 Jun 2025 107th strattonwhisler 286 364 14ms 29 Jun 2023 108th Isaac-NTT 278 374 11ms 4 Jul 2023 108th madeforlosers 278 374 11ms 14 Jan 2025 110th rambox11 269 387 11ms 12 Feb 2020 111th tomh1012 263 396 12ms 27 Sep 2020 112th richard-oelze 🇩🇪 259 402 12ms 11 Jun 2020 113th funnyboy-roks 258 403 10ms 16 Jun 2024 113th snoozingnewt 🇨🇦 258 403 10ms 18 Jun 2024 115th sebipopa 🇷🇴 257 405 13ms 17 May 2023 116th non-bin 248 420 10ms 26 Jun 2025 117th vonKrafft 236 440 10ms 27 Mar 2020 118th ShiraJoseph 🇺🇸 227 458 11ms 28 Jan 2023 119th Tenclea 221 471 11ms 26 Aug 2023 120th KingSkyrock 🇺🇸 220 472 10ms 25 Aug 2023 121st tpiechaczek 🇵🇱 218 477 11ms 10 Dec 2020 122nd jake-freeman 215 484 12ms 28 Feb 2020 123rd ArmaanAS 211 494 12ms 23 Feb 2025 124th MrMullac 204 509 10ms 6 Apr 2025 125th mamamia5x 188 553 10ms 13 Sep 2024 126th eiburns 184 565 12ms 18 Jan 2022 127th xyangst 182 571 10ms 12 Oct 2024 128th daniel-cardone 178 583 10ms 7 Jul 2024 129th MyXoToD 🇩🇪 169 617 10ms 26 May 2025 130th SpareManiKatti 167 621 11ms 11 Sep 2021 131st Kibble 160 651 12ms 12 Jul 2020 132nd eranws 160 652 11ms 24 Oct 2022 133rd HumanoidCPU 157 661 10ms 22 Apr 2024 133rd Moreallure 157 661 10ms 5 May 2024 135th HenryTy83 156 665 12ms 5 Dec 2022 135th 1231234md5 🇨🇳 156 665 11ms 29 Jan 2024 137th devinwelch 151 689 11ms 7 Oct 2021 138th lewdev 🇺🇸 148 701 10ms 3 Jul 2024 139th TheCod-r 🇦🇶 146 714 11ms 4 Jul 2023 140th E2dgar 145 717 12ms 31 Jan 2022 141st Designer023 139 748 12ms 18 Jun 2021 142nd bbb651 🇮🇱 134 779 10ms 24 Nov 2020 143rd Maznek 130 799 10ms 4 Jul 2023 143rd gigaprofisi 🇺🇸 130 799 10ms 20 Jun 2025 143rd Protothor 130 799 10ms 29 Jun 2025 146th jnbk 130 801 11ms 20 Sep 2022 146th FrederikHutfless 🇩🇪 130 801 11ms 22 Dec 2022 148th gurglemurgle5 130 803 11ms 18 Apr 2022 149th iSickos 129 805 12ms 1 Sep 2023 150th hacker19374 128 813 13ms 10 Mar 2023 151st Ashikpaul 🇮🇳 118 883 10ms 20 Jul 2022 152nd Maximizer02 118 885 11ms 6 Mar 2024 152nd IchBinMichMarkus 118 885 10ms 4 Jul 2024 154th andrewl64 117 888 10ms 15 Jan 2024 154th hacker112 🇸🇪 117 888 10ms 23 Jun 2024 156th Ralac07 🇦🇺 117 891 10ms 17 Jun 2024 157th whateveritwas 116 899 10ms 19 Jun 2025 158th jbrry 116 900 11ms 30 Jul 2022 159th alex742 111 938 10ms 19 Jun 2024 160th Bejofo 106 978 9ms 1 Apr 2021 First Prev 81–160 of 169 Next Last
