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 321st DialFrost 🇸🇬 805 94 3ms 31 Oct 2023 322nd canissimia 🇦🇶 805 329 12ms 23 Nov 2023 323rd prplz 🇦🇺 804 110 10ms 14 Oct 2020 323rd DialFrost 🇸🇬 804 110 9ms 1 Feb 2023 323rd emgordon154 804 110 10ms 1 Aug 2024 323rd KatieLG 🇬🇧 804 110 9ms 5 Oct 2025 327th snoozingnewt 🇨🇦 803 87 394ms 2 Oct 2025 328th janbehrens 🇩🇪 802 140 11ms 29 Mar 2021 329th GrayJoKing 🇦🇺 802 141 388ms 24 Jul 2025 330th edsrzf 🇳🇿 801 140 3ms 14 Mar 2025 331st emgordon154 801 169 443ms 30 May 2025 332nd sean-niemann 🇺🇸 799 187 3ms 4 Jul 2025 333rd urojony 🇵🇱 798 96 11ms 27 May 2021 334th inventshah 797 128 4,104ms 26 Oct 2024 335th elisherer 🇮🇱 796 111 9ms 9 Oct 2020 335th tayloia 🇬🇧 796 111 9ms 13 Jan 2023 337th Shanethegamer 🇺🇸 796 141 4ms 16 Dec 2022 338th xsot 🇸🇬 795 74 2ms 11 Aug 2024 339th nullie 795 211 232ms 3 Jan 2025 340th GrayJoKing 🇦🇺 794 71 46ms 5 Aug 2023 341st duckyluuk 🇳🇱 794 88 397ms 29 Aug 2024 342nd sean-niemann 🇺🇸 794 191 42ms 8 Jan 2024 343rd ovs-code 🇩🇪 793 93 11ms 20 days ago 344th edsrzf 🇳🇿 793 108 858ms 10 Sep 2025 345th primo-ppcg 🇹🇭 793 162 161ms 27 May 2021 346th Steffan153 🇫🇮 793 222 408ms 10 Aug 2024 347th SirBogman 🇺🇸 790 34 3ms 26 Mar 2022 348th thisishowmymindworks 🇳🇴 790 97 10ms 9 Oct 2020 348th elgan65536 790 97 10ms 7 Mar 2024 348th HumanoidCPU 790 97 11ms 1 Nov 2024 351st kg583 🇺🇸 790 158 10ms 11 Mar 2025 352nd arctouch-cristiannevianna 790 184 353ms 4 Mar 2024 353rd DanielVenable 789 154 144ms 7 Aug 2025 354th primo-ppcg 🇹🇭 789 223 430ms 28 Sep 2021 355th lynn 788 163 144ms 18 May 2021 356th luuumine 🇫🇷 788 213 205ms 23 days ago 357th snoozingnewt 🇨🇦 787 89 490ms 14 Oct 2025 358th albanian-laundromat 786 109 790ms 22 Sep 2025 359th Shanethegamer 🇺🇸 786 201 278ms 14 Jul 2023 360th Attero 🇸🇪 785 143 10ms 5 Oct 2020 361st JDiLenarda 🇫🇷 784 160 1,319ms 19 Nov 2023 362nd MeWhenI 🇻🇦 783 72 66ms 16 Aug 2022 362nd SirBogman 🇺🇸 783 72 77ms 20 Nov 2022 364th DialFrost 🇸🇬 783 126 27ms 27 Feb 2025 365th JunkIce 782 98 16ms 24 Nov 2024 366th XenThe 🇬🇧 782 113 10ms 1 Jul 2025 366th snoozingnewt 🇨🇦 782 113 11ms 9 Oct 2025 368th btnlq 782 143 18ms 28 Dec 2021 368th annaproxy 782 143 18ms 3 Jan 2022 370th Shanethegamer 🇺🇸 781 170 111ms 25 Feb 2022 370th kaascevich 781 170 112ms 15 Sep 2025 372nd GolfingSuccess 🇬🇷 781 171 2ms 27 Nov 2023 373rd KasperKivimaeki 🇫🇮 780 196 436ms 13 days ago 374th Shanethegamer 🇺🇸 778 159 103ms 21 Oct 2025 375th primo-ppcg 🇹🇭 777 39 34ms 29 Jun 2021 375th lynn 777 39 33ms 22 Mar 2023 375th HPWiz 🇳🇿 777 39 32ms 15 days ago 378th bbakersmith 777 127 27ms 28 Jul 2021 379th GrayJoKing 🇦🇺 777 158 18ms 24 days ago 380th KasperKivimaeki 🇫🇮 777 172 2ms 8 Apr 2025 381st Yewzir 🇧🇪 776 90 374ms 15 Jan 2024 381st Shanethegamer 🇺🇸 776 90 358ms 16 Jan 2024 381st ndren 776 90 381ms 30 Jan 2024 381st KatieLG 🇬🇧 776 90 370ms 28 Oct 2024 381st Babafaba 776 90 365ms 15 Oct 2025 386th itsjustfreekie 774 99 10ms 18 Sep 2021 387th ovs-code 🇩🇪 770 91 355ms 10 May 2024 388th aldanor 🇮🇪 770 218 206ms 5 Dec 2020 389th SirBogman 🇺🇸 769 100 306ms 18 May 2024 390th BambooleanLogic 🇸🇪 769 115 9ms 7 Nov 2022 390th MeWhenI 🇻🇦 769 115 12ms 21 Aug 2023 392nd emplv 🇱🇻 769 161 100ms 26 Oct 2022 393rd stefangimmillaro 769 189 383ms 10 Apr 2025 394th Lv0Sys 🇵🇱 768 174 2ms 17 days ago 395th GolfingSuccess 🇬🇷 768 316 459ms 31 Jan 2025 396th bstrat 767 35 3ms 6 Sep 2024 396th lifthrasiir 🇰🇷 767 35 3ms 27 Nov 2024 398th inventshah 766 195 2ms 14 Nov 2022 399th jared-hughes 765 34 75ms 29 Jul 2022 400th ScottHamper 765 190 348ms 21 Feb 2022 First Prev 321–400 of 1,295 Next Last