The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Intersection 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 315th ndren 809 129 30ms 18 Oct 2023 315th ZakkkkAttackkkk 🇵🇭 809 129 29ms 9 Nov 2023 315th stertooy 🇧🇪 809 129 28ms 18 Jun 2024 315th emgordon154 809 129 32ms 12 Jan 2025 315th edsrzf 🇳🇿 809 129 29ms 23 Oct 2025 315th CornerMercury 🇬🇧 809 129 23ms 18 days ago 327th clockworknazo 808 73 3ms 23 Nov 2022 328th SirBogman 🇺🇸 808 111 477ms 16 Jan 2024 329th btjones0 807 208 220ms 26 Jan 2021 330th aadenboy 🇺🇸 806 148 3ms 2 hours ago 331st canissimia 🇦🇶 806 329 12ms 23 Nov 2023 332nd nwellnhof 🇩🇪 805 101 693ms 12 Oct 2024 333rd nathanadams 🇳🇿 805 118 9ms 8 Jul 2021 333rd Natanaelel 🇸🇪 805 118 8ms 7 Aug 2021 333rd igmcdowell 805 118 9ms 14 Nov 2021 336th GolfingSuccess 🇬🇷 803 130 10ms 5 Oct 2020 336th marcin7Cd 803 130 11ms 8 Oct 2020 336th NewDefectus 🇮🇱 803 130 9ms 12 Oct 2020 336th prplz 🇦🇺 803 130 11ms 13 Oct 2020 336th yzhs 🇩🇪 803 130 11ms 18 Oct 2020 336th Attero 🇸🇪 803 130 10ms 27 Oct 2020 336th KatieLG 🇬🇧 803 130 11ms 1 Nov 2020 336th abailey2020 🇺🇸 803 130 10ms 12 Dec 2020 336th 0xtristan 803 130 10ms 18 Dec 2020 336th btjones0 803 130 10ms 29 Dec 2020 336th bastienvoirin 🇫🇷 803 130 10ms 4 Feb 2021 336th richard-oelze 🇩🇪 803 130 9ms 13 Feb 2021 336th neihousaigaai 803 130 10ms 17 Mar 2021 336th rak1507 🇬🇧 803 130 10ms 23 Mar 2021 336th Indivicivet 803 130 10ms 30 Mar 2021 336th cbondurant 803 130 9ms 7 May 2021 336th Sp3000 🇦🇺 803 130 10ms 14 May 2021 336th Shanethegamer 🇺🇸 803 130 31ms 25 May 2021 336th zbreit 🇺🇸 803 130 9ms 30 May 2021 336th jaredtrh 803 130 10ms 12 Sep 2021 336th Kloppermand 🇩🇰 803 130 10ms 19 Oct 2021 336th annaproxy 803 130 10ms 23 Dec 2021 336th souta-1326 803 130 11ms 7 Feb 2022 336th feherd 803 130 10ms 4 Mar 2022 336th OllieBoyne 🇬🇧 803 130 11ms 5 Mar 2022 336th TobyBoyne 🇬🇧 803 130 13ms 14 Apr 2022 336th Irratix 🇳🇱 803 130 10ms 23 Apr 2022 336th iihiro 🇯🇵 803 130 10ms 2 Aug 2022 336th betaveros 803 130 19ms 10 Aug 2022 336th commandblockguy 🇺🇸 803 130 10ms 27 Aug 2022 336th g-katsuki 803 130 10ms 14 Sep 2022 336th Fishron 803 130 10ms 18 Oct 2022 336th FlorianCassayre 🇫🇷 803 130 10ms 31 Oct 2022 336th StefanHabel 🇨🇦 803 130 10ms 12 Dec 2022 336th neel11235813 803 130 10ms 17 Jan 2023 336th Just4FunCoder 803 130 10ms 26 Mar 2023 336th celiendonze 🇨🇭 803 130 10ms 25 Apr 2023 336th ssbhatt4321 803 130 10ms 11 Jun 2023 336th janbehrens 🇩🇪 803 130 10ms 17 Jun 2023 336th jmerle 🇳🇱 803 130 9ms 20 Jun 2023 336th fkantelberg 803 130 13ms 14 Jul 2023 336th AlexanderFair 803 130 10ms 2 Aug 2023 336th FortuiteMan 🇫🇷 803 130 10ms 30 Aug 2023 336th Yewzir 🇧🇪 803 130 10ms 23 Oct 2023 336th bzijlema 🇳🇱 803 130 10ms 14 Nov 2023 336th m42km 803 130 10ms 23 Nov 2023 336th mathisfun271 803 130 11ms 25 Dec 2023 336th firegene 🇮🇪 803 130 11ms 14 Jan 2024 336th jatloe 803 130 10ms 28 Jan 2024 336th Masttest 803 130 13ms 15 Feb 2024 336th thienudomsrirungruang 803 130 9ms 4 Apr 2024 336th ahmetdemirag 🇨🇾 803 130 11ms 4 Jun 2024 336th Mikey-Beep 🇬🇧 803 130 11ms 5 Sep 2024 336th davecame 803 130 10ms 25 Sep 2024 336th moustave 803 130 10ms 5 Dec 2024 336th Artemis21 🇬🇧 803 130 10ms 3 Jan 2025 336th plcc0 803 130 10ms 9 Mar 2025 336th eranlambooij 803 130 10ms 18 Apr 2025 336th Flekay 🇩🇪 803 130 10ms 19 Jun 2025 336th klixel 🇨🇦 803 130 10ms 11 Jul 2025 336th redweasel 803 130 10ms 24 Jul 2025 336th Babafaba 803 130 10ms 28 Aug 2025 336th luuumine 🇫🇷 803 130 11ms 20 Oct 2025 336th emneo-dev 803 130 11ms 19 days ago 336th GodlyProgrammer1 803 130 10ms 16 days ago First Prev 321–400 of 1,297 Next Last
