The Calendar hole will go live in approximately 5 days. Why not try and solve it ahead of time?
ROT13 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 1st Sakisan 🇧🇪 1,000 17 13ms 6 May 2025 1st HPWiz 🇳🇿 1,000 17 13ms 6 May 2025 1st DialFrost 🇸🇬 1,000 17 16ms 2 Aug 2025 1st Mukundan314 1,000 17 14ms 8 hours ago 5th GolfingSuccess 🇬🇷 962 22 59ms 20 Mar 2025 6th ovs-code 🇩🇪 960 22 2ms 7 Jan 2025 6th 2bular 960 22 2ms 5 Sep 2025 6th zacjl 960 22 2ms 6 Sep 2025 9th commandblockguy 🇺🇸 958 68 10ms 5 Jan 2025 9th ovs-code 🇩🇪 958 68 10ms 5 Jan 2025 9th JayXon 🇺🇸 958 68 10ms 5 Jan 2025 9th Bulmenisaurus 958 68 11ms 5 Jan 2025 9th zacjl 958 68 10ms 5 Jan 2025 9th HPWiz 🇳🇿 958 68 14ms 5 Jan 2025 9th btnlq 958 68 10ms 5 Jan 2025 9th pardouin 🇫🇷 958 68 29ms 5 Jan 2025 9th khvdm 958 68 10ms 5 Jan 2025 9th AlephSquirrel 958 68 11ms 5 Jan 2025 9th fourth-bit 958 68 10ms 6 Jan 2025 9th Seek64 🇩🇪 958 68 10ms 6 Jan 2025 9th lynn 958 68 10ms 6 Jan 2025 9th m-tkach 🇺🇦 958 68 9ms 7 Jan 2025 9th xnor-gate 958 68 10ms 8 Jan 2025 9th Powerroff 958 68 10ms 9 Jan 2025 9th ndren 958 68 10ms 10 Jan 2025 9th esmaycat 958 68 10ms 13 Jan 2025 9th thatbirdguythatuknownot 958 68 32ms 14 Jan 2025 9th lambda-abstraction 958 68 9ms 15 Jan 2025 9th firegene 🇮🇪 958 68 9ms 15 Jan 2025 9th FieryIceStickie 958 68 10ms 17 Jan 2025 9th CornerMercury 🇬🇧 958 68 9ms 18 Jan 2025 9th CLOStrophobic 🇮🇹 958 68 10ms 20 Jan 2025 9th bzijlema 🇳🇱 958 68 10ms 22 Jan 2025 9th GolfingSuccess 🇬🇷 958 68 10ms 22 Jan 2025 9th Lydxn 🇨🇦 958 68 10ms 23 Jan 2025 9th prplz 🇦🇺 958 68 10ms 4 Feb 2025 9th hallvabo 🇳🇴 958 68 10ms 10 Apr 2025 9th error256 958 68 9ms 17 Apr 2025 9th fuzzylojik-golf 🇺🇸 958 68 10ms 7 Jul 2025 9th Mukundan314 958 68 10ms 9 Jul 2025 9th 4atj 958 68 10ms 9 Jul 2025 9th xsot 🇸🇬 958 68 10ms 9 Jul 2025 9th duckyluuk 🇳🇱 958 68 29ms 9 Jul 2025 9th lukegustafson 🇺🇸 958 68 10ms 9 Jul 2025 9th kg583 🇺🇸 958 68 10ms 9 Jul 2025 9th GrayJoKing 🇦🇺 958 68 10ms 9 Jul 2025 9th Alex-x90 🇺🇸 958 68 10ms 11 Jul 2025 9th b-illy 🇬🇧 958 68 30ms 13 Jul 2025 9th Natanaelel 🇸🇪 958 68 29ms 17 Jul 2025 9th cefqrn 958 68 10ms 17 Jul 2025 9th Andriamanitra 🇫🇮 958 68 9ms 17 Jul 2025 9th emgordon154 958 68 10ms 18 Jul 2025 9th Kacarott 🇦🇺 958 68 10ms 18 Jul 2025 9th cros107 🇦🇺 958 68 10ms 9 Sep 2025 9th Babafaba 958 68 29ms 30 Oct 2025 9th blaztoma 🇱🇹 958 68 10ms 30 Oct 2025 9th CaedenHarper 🇨🇦 958 68 10ms 30 Oct 2025 9th luuumine 🇫🇷 958 68 10ms 30 Oct 2025 9th edsrzf 🇳🇿 958 68 10ms 30 Oct 2025 9th FortuiteMan 🇫🇷 958 68 10ms 31 Oct 2025 9th KasperKivimaeki 🇫🇮 958 68 10ms 31 Oct 2025 9th Emutis 🇱🇹 958 68 33ms 2 Nov 2025 9th sisyphus-ppcg 🇦🇺 958 68 11ms 24 Nov 2025 9th sunleonid 958 68 12ms 26 Nov 2025 65th ovs-code 🇩🇪 945 35 38ms 3 Jan 2025 65th sisyphus-ppcg 🇦🇺 945 35 34ms 6 Jan 2025 65th pardouin 🇫🇷 945 35 44ms 7 Jan 2025 65th janlelis 945 35 39ms 9 Jan 2025 65th tatzyr 🇯🇵 945 35 34ms 14 Jan 2025 65th primo-ppcg 🇹🇭 945 35 36ms 21 Jan 2025 71st stefangimmillaro 944 69 10ms 31 Dec 2024 71st DialFrost 🇸🇬 944 69 10ms 1 Jan 2025 71st bizy-coder 944 69 9ms 2 Jan 2025 71st sean-niemann 🇺🇸 944 69 11ms 2 Jan 2025 71st rucin93 🇵🇱 944 69 10ms 2 Jan 2025 71st MeWhenI 🇻🇦 944 69 10ms 3 Jan 2025 71st msbranicky 944 69 10ms 4 Jan 2025 71st orthoplex 🇨🇽 944 69 10ms 5 Jan 2025 71st ryyyn 🇺🇸 944 69 10ms 6 Jan 2025 71st inventshah 944 69 10ms 6 Jan 2025 1–80 of 974 Next Last
