The Calendar hole will go live in approximately 10 days. Why not try and solve it ahead of time?
Proximity Grid in Python 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 JayXon 🇺🇸 1,000 137 79ms 26 days ago 2nd ovs-code 🇩🇪 986 139 25ms 26 days ago 3rd nwellnhof 🇩🇪 979 140 52ms 11 Jul 2023 4th Seek64 🇩🇪 972 141 78ms 11 Mar 2025 5th hallvabo 🇳🇴 958 143 58ms 4 Sep 2022 6th btnlq 951 144 56ms 5 Aug 2022 6th Lydxn 🇨🇦 951 144 70ms 5 Aug 2022 6th m-tkach 🇺🇦 951 144 58ms 16 Mar 2023 9th 5cw 🇺🇸 945 145 73ms 14 May 2024 9th pardouin 🇫🇷 945 145 61ms 1 Jun 2024 11th Steffan153 🇫🇮 938 146 74ms 19 Mar 2023 12th sisyphus-ppcg 🇦🇺 932 147 55ms 5 Aug 2022 12th stefangimmillaro 932 147 20ms 28 Sep 2023 12th xsot 🇸🇬 932 147 70ms 16 Jun 2024 15th bricknellj 926 148 77ms 6 Feb 2025 16th MeWhenI 🇻🇦 919 149 152ms 5 Aug 2022 16th sean-niemann 🇺🇸 919 149 50ms 1 Mar 2023 16th bizy-coder 919 149 22ms 43 hours ago 19th SirBogman 🇺🇸 907 151 22ms 17 Aug 2022 20th edsrzf 🇳🇿 895 153 25ms 9 Jun 2025 21st ryyyn 🇺🇸 890 154 73ms 10 Jun 2025 22nd AlephSquirrel 873 157 114ms 4 Aug 2022 23rd GolfingSuccess 🇬🇷 840 163 625ms 5 Oct 2022 23rd kg583 🇺🇸 840 163 1,456ms 25 Aug 2025 25th davecame 830 165 64ms 20 Sep 2024 26th emgordon154 745 184 64ms 30 Oct 2025 27th blaztoma 🇱🇹 741 185 21ms 10 days ago 28th jared-hughes 729 188 19ms 3 Aug 2022 28th betaveros 729 188 55ms 2 Jan 2023 30th duckyluuk 🇳🇱 725 189 168ms 4 Jun 2024 31st prplz 🇦🇺 714 192 65ms 30 Jan 2025 32nd CornerMercury 🇬🇧 703 195 29ms 28 hours ago 33rd annaproxy 699 196 136ms 15 Sep 2023 34th lifthrasiir 🇰🇷 682 201 47ms 4 Dec 2024 35th inventshah 678 202 103ms 16 Nov 2022 36th cros107 🇦🇺 672 204 393ms 23 days ago 37th ZakkkkAttackkkk 🇵🇭 656 209 206ms 9 Aug 2022 37th ahmetdemirag 🇨🇾 656 209 132ms 6 Feb 2025 39th galloj 🇨🇿 637 215 116ms 20 Sep 2022 40th janbehrens 🇩🇪 631 217 24ms 19 Nov 2022 40th albanian-laundromat 631 217 86ms 13 days ago 42nd Shanethegamer 🇺🇸 628 218 70ms 13 Jun 2024 43rd TFeld00 🇩🇰 626 219 73ms 3 Oct 2022 44th InigoK 🇺🇸 612 224 121ms 28 May 2023 45th fourth-bit 609 225 12ms 5 Oct 2024 45th jatloe 609 225 75ms 29 Oct 2024 47th quimey 606 226 75ms 25 Aug 2023 48th VictorFordham 604 227 397ms 17 Nov 2024 49th neihousaigaai 593 231 11ms 5 Oct 2024 49th Artemis21 🇬🇧 593 231 179ms 2 Jan 2025 51st 40fied4t 591 232 148ms 6 May 2025 52nd Tess2662 588 233 20ms 20 Sep 2022 52nd klixel 🇨🇦 588 233 11ms 25 days ago 54th YAJUE114514 585 234 34ms 7 days ago 55th qpwoeirut 568 241 147ms 2 Oct 2025 56th TheZwierzLF 🇵🇱 564 243 43ms 23 May 2025 57th snoozingnewt 🇨🇦 559 245 11ms 20 Nov 2025 58th msbranicky 550 249 15ms 9 Aug 2023 58th StefanHabel 🇨🇦 550 249 491ms 2 Sep 2023 60th andrewjc2000 537 255 13ms 30 Jul 2025 61st SB-945 533 257 41ms 9 Jan 2024 62nd Babafaba 523 262 10ms 26 days ago 63rd RYNO8 519 264 16ms 16 Aug 2022 64th ndren 517 265 115ms 31 Oct 2023 64th mathisfun271 517 265 15ms 5 Mar 2024 66th logvp 502 273 12ms 8 Jan 2024 67th commandblockguy 🇺🇸 496 276 32ms 16 Jan 2024 68th Pyroan 495 277 58ms 13 Mar 2025 68th KatieLG 🇬🇧 495 277 12ms 19 Apr 2025 70th LeeCamp 491 279 33ms 13 Jan 2023 71st MaxElf999 484 283 31ms 6 Apr 2025 72nd guilhem-roy 🇫🇷 481 285 86ms 30 Aug 2022 73rd celiendonze 🇨🇭 474 289 68ms 28 Apr 2023 74th OllieBoyne 🇬🇧 464 295 11ms 5 Aug 2022 74th TobyBoyne 🇬🇧 464 295 11ms 5 Aug 2022 76th WillowWispy 451 304 64ms 22 Mar 2025 77th dokutan 443 309 48ms 21 Apr 2025 78th jakobkordez 🇸🇮 439 312 36ms 28 Nov 2022 79th Andre3582 429 319 546ms 29 Oct 2022 80th neel11235813 427 321 1,947ms 16 Mar 2024 1–80 of 118 Next Last