The Calendar hole will go live in approximately 8 days. Why not try and solve it ahead of time?
Recamán 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 881st Artemis21 🇬🇧 701 98 121ms 21 Dec 2024 882nd tatzyr 🇯🇵 700 58 51ms 26 Mar 2025 883rd iczelia 🇩🇪 700 88 2ms 15 Oct 2025 884th fynnkroeger 699 77 10ms 10 Jan 2021 884th asadullayev 699 77 11ms 4 Mar 2021 884th PYRiTEmonark 699 77 10ms 22 May 2021 884th RandGuy 699 77 10ms 4 May 2022 884th ValentinCassayre 699 77 10ms 10 Oct 2022 884th IshanPanpaliya 699 77 10ms 19 Oct 2022 884th dzshn 699 77 10ms 3 Dec 2022 884th KenanHanke 699 77 10ms 25 Feb 2023 884th namelessiw 699 77 30ms 11 Jan 2024 884th NickTheEASDude 🇺🇸 699 77 16ms 1 May 2024 894th MeWhenI 🇻🇦 698 64 713ms 15 Sep 2025 895th Alex-x90 🇺🇸 698 91 2ms 15 Feb 2023 896th lynn 697 122 152ms 1 Apr 2022 896th elgan65536 697 122 153ms 22 Oct 2023 898th Attero 🇸🇪 695 71 8ms 7 Feb 2021 898th c0d3-4-F00d 🇩🇪 695 71 9ms 6 Jun 2021 898th olivermrose 🇺🇸 695 71 8ms 28 Aug 2021 898th Giga-Bowser 695 71 9ms 5 Jan 2022 898th tomh1012 695 71 9ms 21 Nov 2025 903rd lynn 695 98 15ms 8 Sep 2021 904th HumanEquivalentUnit 694 118 326ms 26 Nov 2023 904th Mikey-Beep 🇬🇧 694 118 364ms 2 Sep 2024 904th dokutan 694 118 362ms 7 Jun 2025 907th vgamula 🇺🇦 693 128 28ms 17 Jan 2024 908th GolfingSuccess 🇬🇷 692 39 56ms 22 Jul 2022 909th Shanethegamer 🇺🇸 692 85 6ms 15 Aug 2024 910th azure-blondon 692 123 149ms 20 days ago 911th charlieharutaka 691 98 13ms 16 Nov 2021 912th richard-oelze 🇩🇪 690 78 16ms 13 May 2021 912th Kloppermand 🇩🇰 690 78 19ms 29 Nov 2021 912th Omega65536 🇩🇪 690 78 10ms 24 Nov 2022 912th Fanrco 690 78 10ms 4 Sep 2023 912th Techdude01 690 78 10ms 11 Jan 2024 912th Mabeloid 🇳🇴 690 78 9ms 3 Oct 2024 912th Alban-Boissard 690 78 9ms 14 Jun 2025 912th Flekay 🇩🇪 690 78 16ms 10 Jul 2025 920th kg583 🇺🇸 690 85 6ms 5 Oct 2025 921st Yewzir 🇧🇪 690 197 2,570ms 14 Nov 2025 922nd dokutan 689 68 121ms 15 Jun 2025 923rd annaproxy 688 59 46ms 27 Aug 2022 923rd Lv0Sys 🇵🇱 688 59 52ms 18 days ago 925th MeWhenI 🇻🇦 688 95 39ms 9 May 2023 926th cure-honey 🇯🇵 688 133 24ms 10 Jul 2021 927th hymanimy 687 100 159ms 19 Aug 2021 927th Andriamanitra 🇫🇮 687 100 116ms 28 Feb 2025 929th MeWhenI 🇻🇦 687 237 11ms 19 Apr 2025 930th ereztaiar 🇮🇱 686 72 9ms 7 Sep 2021 930th Yax42 🇫🇷 686 72 9ms 5 Sep 2025 932nd MeWhenI 🇻🇦 686 121 1,251ms 14 Jun 2023 933rd emgordon154 686 124 161ms 27 Feb 2025 934th cure-honey 🇯🇵 685 97 86ms 4 Jul 2021 935th razetime 684 42 2ms 2 Oct 2022 936th Shanethegamer 🇺🇸 684 71 83ms 12 Dec 2022 936th MeWhenI 🇻🇦 684 71 85ms 12 Dec 2022 938th m42km 682 75 437ms 4 Feb 2024 939th Andriamanitra 🇫🇮 682 86 4ms 28 Feb 2025 940th Alex-Huggett 🇬🇧 682 120 320ms 13 Apr 2024 941st Brianzhengca 681 79 17ms 2 Feb 2021 941st feherd 681 79 10ms 4 Mar 2022 941st petroselo 681 79 16ms 12 Apr 2022 941st Ripick 681 79 11ms 13 Aug 2022 941st Eilonlif 🇮🇱 681 79 17ms 7 Sep 2022 941st celiendonze 🇨🇭 681 79 10ms 17 Apr 2023 941st ridingqwerty 🇺🇸 681 79 10ms 5 Feb 2024 948th Shanethegamer 🇺🇸 681 100 16ms 8 Sep 2021 949th snoozingnewt 🇨🇦 680 92 2ms 24 Sep 2025 950th albanian-laundromat 680 204 537ms 17 Oct 2025 951st Feniske 🇫🇷 679 62 256ms 4 Oct 2022 952nd MeWhenI 🇻🇦 678 135 25ms 13 Jul 2021 953rd ShiraJoseph 🇺🇸 676 73 8ms 11 May 2023 953rd thisishowmymindworks 🇳🇴 676 73 9ms 8 Jun 2023 955th nipzu 675 126 139ms 13 Jan 2022 956th namelessiw 673 76 637ms 5 Mar 2024 957th timchu 673 80 10ms 8 Mar 2021 957th jameslindesay 673 80 17ms 24 Mar 2021 957th AIn0n 673 80 12ms 8 Jul 2021 957th myleopard 673 80 10ms 13 Oct 2021 First Prev 881–960 of 1,988 Next Last