The Calendar hole will go live in approximately 13 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 481st Shanethegamer 🇺🇸 727 242 475ms 24 Sep 2025 482nd KenanSi 726 37 3ms 23 Feb 2022 483rd coreynash 725 122 12ms 19 Oct 2023 484th ognen98 724 211 411ms 15 Jun 2023 485th DialFrost 🇸🇬 724 243 560ms 24 Sep 2025 486th anter69 🇭🇺 723 78 70ms 19 Mar 2024 487th MeWhenI 🇻🇦 723 102 5ms 13 Aug 2024 488th antimon2 🇯🇵 722 97 368ms 12 Feb 2022 489th jared-hughes 722 155 18ms 27 Nov 2021 490th lynn 722 185 2ms 2 Oct 2021 490th jared-hughes 722 185 2ms 23 Oct 2022 492nd Shanethegamer 🇺🇸 721 212 424ms 30 Mar 2023 493rd kg583 🇺🇸 720 127 5ms 2 days ago 494th didion0 🇺🇸 719 123 9ms 25 May 2022 495th roavin 719 202 350ms 26 Jul 2022 496th HallMatthew314 718 169 148ms 14 Feb 2022 497th ognen98 718 186 2ms 15 Jun 2023 497th bac0id 718 186 2ms 27 Jun 2024 499th DialFrost 🇸🇬 718 208 3ms 27 May 2025 500th sean-niemann 🇺🇸 717 82 3ms 12 Aug 2024 501st stefangimmillaro 715 173 101ms 21 Oct 2022 502nd Shanethegamer 🇺🇸 714 79 42ms 24 Mar 2023 503rd emgordon154 714 99 121ms 6 Sep 2024 504th aditsu 714 143 4,300ms 11 Aug 2025 505th Shanethegamer 🇺🇸 714 187 2ms 15 Jul 2023 505th Vinterion 714 187 2ms 21 Jun 2024 505th MeWhenI 🇻🇦 714 187 2ms 5 Jul 2024 508th Heathcorp 🇦🇺 714 214 66ms 11 Apr 2022 508th tailorspy 714 214 384ms 2 Nov 2023 508th madex 🇩🇪 714 214 63ms 9 Jul 2024 508th Lv0Sys 🇵🇱 714 214 81ms 31 May 2025 512th boxjelly 714 235 218ms 9 Feb 2021 513th JunkIce 713 98 377ms 3 Dec 2024 514th Salutations45 713 124 9ms 17 Nov 2024 515th dymowski 711 158 4ms 3 Aug 2021 516th edsrzf 🇳🇿 711 159 418ms 23 Jul 2025 517th scpchicken 🇵🇼 711 236 212ms 18 Apr 2022 518th HPWiz 🇳🇿 709 108 19ms 17 days ago 519th mtirado1 709 158 2ms 23 Dec 2022 520th Shanethegamer 🇺🇸 709 176 13ms 4 Dec 2024 521st janbehrens 🇩🇪 709 205 351ms 28 May 2022 522nd MeWhenI 🇻🇦 708 211 3ms 10 Sep 2022 523rd Natanaelel 🇸🇪 707 38 3ms 3 Mar 2022 524th trinityy-7 707 125 9ms 25 Jul 2025 525th TeodorDyakov 🇧🇬 707 189 5ms 3 Jul 2025 526th Shanethegamer 🇺🇸 706 182 125ms 24 May 2025 527th DialFrost 🇸🇬 705 80 37ms 5 Jan 2023 528th Eilonlif 🇮🇱 703 109 24ms 13 Sep 2022 529th Natanaelel 🇸🇪 703 113 946ms 27 May 2021 529th anter69 🇭🇺 703 113 1,051ms 19 Feb 2023 531st MeWhenI 🇻🇦 703 128 10ms 9 May 2024 532nd emgordon154 702 105 6ms 16 Nov 2024 533rd MathisBullinger 702 126 8ms 15 Nov 2021 534th scpchicken 🇵🇼 702 173 147ms 8 Mar 2022 535th snoozingnewt 🇨🇦 702 207 387ms 2 Oct 2025 536th alemelis 701 100 378ms 3 Sep 2024 537th jared-hughes 700 160 2ms 6 Apr 2022 538th iczelia 🇩🇪 699 191 2ms 30 Sep 2025 539th hamhub7 699 208 347ms 4 Aug 2022 539th bac0id 699 208 340ms 27 Sep 2023 541st cipharius 698 174 143ms 20 Jan 2021 542nd omurakazuaki 🇯🇵 696 127 8ms 17 Feb 2021 542nd levinwinter 696 127 9ms 14 Nov 2025 544th DialFrost 🇸🇬 696 192 2ms 12 Feb 2024 545th jared-hughes 696 253 488ms 24 Sep 2025 545th h3ra993huskp 🇯🇵 696 253 491ms 18 days ago 547th johnnythedoggie 695 191 113ms 8 Feb 2021 548th pan4ever 695 209 345ms 21 Nov 2021 549th MeWhenI 🇻🇦 695 220 505ms 8 May 2022 550th JRaspass 🇬🇧 693 228 264ms 12 Aug 2023 551st Bubbler-4 692 101 474ms 16 Jan 2024 552nd DrPiranoid 692 193 2ms 5 Apr 2023 553rd annaproxy 692 210 347ms 22 Feb 2022 553rd Shanethegamer 🇺🇸 692 210 347ms 1 Jun 2022 553rd postie77 692 210 358ms 31 May 2023 553rd GodlyProgrammer1 692 210 392ms 16 days ago 557th albanian-laundromat 692 351 469ms 27 Oct 2025 558th jared-hughes 691 128 9ms 7 Sep 2021 558th janbehrens 🇩🇪 691 128 9ms 2 Dec 2021 558th dokutan 691 128 8ms 15 Jun 2025 First Prev 481–560 of 1,292 Next Last