The Calendar hole will go live in approximately 10 days. Why not try and solve it ahead of time?
Abundant Numbers 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 481st RussellEmerine 848 67 124ms 2 Jan 2020 481st hymanimy 848 67 131ms 19 Aug 2021 481st MeWhenI 🇻🇦 848 67 130ms 12 Aug 2022 481st PPKFS 848 67 122ms 10 Dec 2022 481st arutonee1 848 67 112ms 5 days ago 486th sisyphus-ppcg 🇦🇺 848 88 2ms 18 Jul 2022 487th MeWhenI 🇻🇦 845 41 2ms 6 Aug 2021 488th GrayJoKing 🇦🇺 845 56 5ms 9 Apr 2021 489th rak1507 🇬🇧 845 57 9ms 22 Oct 2020 489th KatieLG 🇬🇧 845 57 11ms 8 Nov 2020 489th Shanethegamer 🇺🇸 845 57 11ms 22 May 2021 489th gilufin 845 57 12ms 25 May 2021 489th HETHAT 🇩🇿 845 57 19ms 17 Aug 2021 489th MatthiasDurivet 845 57 11ms 14 Oct 2021 489th RobbeSneyders 845 57 11ms 15 Oct 2021 489th Irratix 🇳🇱 845 57 12ms 7 May 2022 489th btjones0 845 57 17ms 15 Jul 2022 489th Fishron 845 57 14ms 29 Nov 2022 489th DialFrost 🇸🇬 845 57 10ms 9 Feb 2023 489th ndren 845 57 11ms 3 Oct 2023 489th abc7-12 845 57 10ms 6 May 2024 489th tri1212 🇻🇳 845 57 11ms 30 Jun 2024 489th b-illy 🇬🇧 845 57 11ms 9 Aug 2024 489th emgordon154 845 57 11ms 12 Apr 2025 489th CaedenHarper 🇨🇦 845 57 11ms 1 Aug 2025 489th qpwoeirut 845 57 10ms 2 Oct 2025 489th albanian-laundromat 845 57 11ms 7 Oct 2025 489th anter69 🇭🇺 845 57 10ms 13 days ago 509th sean-niemann 🇺🇸 845 58 2ms 6 Apr 2024 510th JohandeRuiter 🇳🇱 845 65 147ms 27 Jan 2024 511th DialFrost 🇸🇬 843 65 23ms 16 Dec 2024 512th pardouin 🇫🇷 840 41 573ms 15 Sep 2024 513th adyache 🇺🇸 840 49 4ms 31 May 2023 514th primo-ppcg 🇹🇭 840 51 118ms 18 Nov 2019 515th anter69 🇭🇺 839 45 823ms 23 Feb 2023 515th edsrzf 🇳🇿 839 45 996ms 21 Jan 2025 517th syntax-rules 839 75 26ms 15 May 2023 518th MeWhenI 🇻🇦 839 76 453ms 5 Mar 2022 519th isaacg1 838 79 124ms 3 Jan 2020 519th timvermeulen 838 79 128ms 3 Jan 2020 519th d0x2f 838 79 154ms 5 Jan 2020 519th btjones0 838 79 146ms 8 Jan 2021 519th primo-ppcg 🇹🇭 838 79 123ms 14 Jan 2022 519th stefangimmillaro 838 79 127ms 22 Aug 2023 519th stackofbears 838 79 132ms 22 Oct 2024 519th acotis 838 79 126ms 13 Apr 2025 527th GolfingSuccess 🇬🇷 837 27 3ms 9 Feb 2023 527th ashtraypettingzoo 🇺🇸 837 27 3ms 3 Apr 2023 527th akamayu-ouo 🇹🇼 837 27 3ms 30 Jul 2024 530th prplz 🇦🇺 837 42 2ms 6 Mar 2020 530th JayXon 🇺🇸 837 42 2ms 25 Oct 2023 530th saito-ta 🇯🇵 837 42 6ms 13 Mar 2024 533rd fimmind 835 68 129ms 23 May 2020 534th kg583 🇺🇸 834 49 4ms 27 days ago 535th Shanethegamer 🇺🇸 834 54 442ms 26 Sep 2024 535th lifthrasiir 🇰🇷 834 54 335ms 2 Dec 2024 535th emgordon154 834 54 426ms 13 Apr 2025 535th albanian-laundromat 834 54 471ms 7 Oct 2025 539th blader0x 833 56 9ms 28 Mar 2021 539th jared-hughes 833 56 9ms 13 Apr 2022 539th two-bad 🇬🇧 833 56 9ms 15 Feb 2024 539th pardouin 🇫🇷 833 56 9ms 15 Sep 2024 539th targrik 833 56 10ms 13 Feb 2025 539th Laellekoenig 833 56 9ms 31 Oct 2025 545th MeWhenI 🇻🇦 833 146 466ms 28 Mar 2025 546th zx5b 832 66 1ms 30 Nov 2020 546th KasperKivimaeki 🇫🇮 832 66 2,587ms 5 Sep 2024 548th Attero 🇸🇪 831 58 18ms 25 Sep 2020 548th GolfingSuccess 🇬🇷 831 58 11ms 10 Oct 2020 548th RYNO8 831 58 18ms 4 Sep 2021 548th shellbertt 🇨🇦 831 58 10ms 4 Dec 2021 548th ZakkkkAttackkkk 🇵🇭 831 58 15ms 15 Dec 2021 548th jroscoe5 831 58 10ms 21 Jul 2022 548th jakobkordez 🇸🇮 831 58 10ms 31 Oct 2022 548th SirBogman 🇺🇸 831 58 11ms 20 Nov 2022 548th QuincyNash 🇺🇸 831 58 11ms 1 Dec 2022 548th Just4FunCoder 831 58 10ms 23 Mar 2023 548th Yewzir 🇧🇪 831 58 10ms 15 Apr 2023 548th 2011-Chan-Ethan 831 58 10ms 5 Jul 2023 548th commandblockguy 🇺🇸 831 58 10ms 22 Aug 2023 First Prev 481–560 of 4,254 Next Last