The Calendar hole will go live in approximately 10 days. Why not try and solve it ahead of time?
Intersection 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 872nd andrewjc2000 572 134 10ms 9 Mar 2025 882nd MeWhenI 🇻🇦 572 136 216ms 29 Jul 2024 883rd jake-freeman 570 155 9ms 4 Nov 2020 883rd LordSir101 570 155 9ms 16 Aug 2025 885th argusdusty 🇺🇸 568 135 10ms 25 Dec 2020 885th boxjelly 568 135 10ms 10 Feb 2021 885th sleepyStick 568 135 10ms 11 Mar 2022 885th smartiel 568 135 40ms 14 Sep 2022 885th trist224 🇫🇷 568 135 41ms 21 Sep 2022 885th randolchance 568 135 10ms 29 Dec 2022 885th Code-Coder-coder 568 135 9ms 27 days ago 892nd smclaughlin-cf 567 156 9ms 2 May 2025 892nd a6166231 🇨🇳 567 156 9ms 22 May 2025 894th Daniel-Ellison 565 124 281ms 9 Sep 2025 895th MeWhenI 🇻🇦 564 303 60ms 13 Jul 2021 896th david-ds 563 136 11ms 18 Mar 2021 896th hyperneutrino 563 136 17ms 28 Jun 2021 896th guilhem-roy 🇫🇷 563 136 10ms 23 Feb 2022 896th Terobero 563 136 9ms 2 Sep 2024 896th Pyroan 563 136 10ms 16 May 2025 896th Emutis 🇱🇹 563 136 10ms 30 Aug 2025 902nd w-henderson 563 157 9ms 11 Jun 2022 903rd roylucas 562 313 424ms 15 Dec 2022 904th albanian-laundromat 560 449 12ms 16 days ago 905th MarcMush 🇫🇷 559 137 10ms 9 Jul 2021 905th bob-th 559 137 12ms 19 Jul 2022 905th FrancoisXavierDecroix 559 137 10ms 16 Apr 2024 905th FranklinJiaChen 559 137 11ms 5 Aug 2024 909th stefangimmillaro 558 101 56ms 26 Dec 2024 910th janbehrens 🇩🇪 557 145 10ms 10 May 2021 911th sidok 556 126 238ms 5 May 2024 912th albanian-laundromat 555 126 459ms 3 Nov 2025 913th jiaminglimjm 🇲🇾 555 138 10ms 9 Jan 2021 913th ArmaanAS 555 138 10ms 25 Mar 2021 913th TinyTheBrontosaurus 555 138 10ms 3 Dec 2023 913th markusgraube 555 138 9ms 1 Jul 2024 913th Mathrew2012 555 138 10ms 15 Aug 2024 918th kgodara 555 152 81ms 18 Jan 2024 919th nwellnhof 🇩🇪 554 81 6ms 2 Jun 2022 920th Andriamanitra 🇫🇮 554 165 4ms 15 May 2023 921st snoozingnewt 🇨🇦 554 232 146ms 2 Oct 2025 922nd HumanEquivalentUnit 553 139 294ms 8 Oct 2020 922nd IISResetMe 553 139 491ms 25 Feb 2024 924th Codsilla 🇨🇦 552 127 245ms 4 Jul 2022 925th snoozingnewt 🇨🇦 552 185 4,285ms 2 Oct 2025 926th jared-hughes 551 55 34ms 6 Nov 2021 926th SirBogman 🇺🇸 551 55 33ms 22 Sep 2025 928th AforAmpere 551 139 10ms 21 Feb 2021 929th Shanethegamer 🇺🇸 551 143 112ms 6 Dec 2024 930th MeWhenI 🇻🇦 549 147 5ms 18 Nov 2023 931st blaztoma 🇱🇹 547 103 44ms 15 Oct 2025 932nd MeWhenI 🇻🇦 547 128 340ms 15 Feb 2023 933rd ydevor 🇮🇱 547 140 9ms 20 Nov 2020 933rd mathb0y512 547 140 11ms 20 Jan 2023 933rd hellwue 547 140 11ms 17 Feb 2023 933rd jtaxen 547 140 10ms 28 Apr 2024 933rd fuzzylojik-golf 🇺🇸 547 140 11ms 25 Jul 2025 933rd YAJUE114514 547 140 10ms 28 Jul 2025 939th MeWhenI 🇻🇦 547 222 148ms 21 May 2023 940th Shanethegamer 🇺🇸 545 108 2ms 5 Nov 2022 940th alphafalfa 545 108 2ms 23 Oct 2024 942nd MeWhenI 🇻🇦 545 159 9ms 21 Jun 2021 943rd Waffle3z 543 141 11ms 8 Oct 2020 943rd lemogne 543 141 11ms 9 Aug 2021 943rd HerLovelyTentacles 543 141 10ms 22 Nov 2021 943rd osmith93 543 141 10ms 10 Jul 2022 943rd DavidHospital 543 141 11ms 22 Sep 2023 943rd Peanut-XIV 543 141 10ms 9 Nov 2023 943rd ridingqwerty 🇺🇸 543 141 10ms 1 Feb 2024 943rd inverseLorentz 🇦🇺 543 141 10ms 22 Apr 2024 943rd yokasuretsu 543 141 10ms 10 Jan 2025 943rd khaninm 543 141 12ms 2 Jun 2025 953rd maxpelic 🇺🇸 542 163 9ms 11 Jul 2022 953rd madeforlosers 542 163 9ms 4 Nov 2024 955th Maximizer02 542 166 12ms 30 Jul 2024 956th KatieLG 🇬🇧 541 325 493ms 24 Jan 2023 957th logvp 540 142 10ms 3 Jan 2024 957th countlpaul-dotcom 540 142 11ms 19 Oct 2025 959th rifatx 538 270 398ms 23 Jul 2024 960th Waffle3z 537 105 41ms 12 Oct 2020 First Prev 881–960 of 1,295 Next Last