The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Pascal’s Triangle in Python 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 561st moshiba 476 105 9ms 18 Apr 2018 561st nctsiridis 476 105 10ms 4 Apr 2021 561st Ted-Barrett 🇦🇺 476 105 11ms 30 Sep 2021 561st KenanHanke 476 105 81ms 19 Feb 2023 565th siegelzero 472 106 89ms 24 Jan 2020 565th davidludwik2370 472 106 9ms 27 Jul 2025 567th MH2520 467 107 9ms 10 Sep 2018 567th Pena86 467 107 11ms 19 Feb 2021 567th Gosefu 467 107 13ms 10 Apr 2022 570th adesanjo 459 109 10ms 8 Jun 2019 570th ianpoe 459 109 11ms 29 Mar 2020 570th harrymwilkins 🇬🇧 459 109 9ms 19 Jul 2021 573rd The3gs 455 110 9ms 13 Oct 2020 573rd twocatsinatrenchcoat 455 110 10ms 16 May 2022 573rd ms-tingliang 455 110 9ms 5 Aug 2022 573rd AZ9tumas 455 110 10ms 11 Oct 2022 577th bobbysq 450 111 9ms 19 Jun 2023 578th wilkij1 446 112 9ms 16 Jun 2018 578th CRHillman 446 112 10ms 10 Aug 2018 578th SimonPeatman 446 112 9ms 29 Dec 2018 578th mathwiz42 446 112 10ms 17 Aug 2020 582nd befoster 442 113 10ms 10 Apr 2021 582nd RedGl0w 442 113 9ms 15 Aug 2023 582nd Florian-Mt 442 113 9ms 30 Sep 2023 585th FJSFerreira 439 114 11ms 25 May 2021 585th Great-Gamer 439 114 11ms 24 Feb 2022 585th S-Ruban 439 114 9ms 25 Feb 2023 588th danwley 435 115 11ms 24 Nov 2018 588th Tsuk1w 🇫🇷 435 115 10ms 15 Oct 2022 588th JakeDaCake36 435 115 9ms 19 Feb 2024 588th GitQuick 435 115 11ms 8 Mar 2024 588th TheAtrossian 435 115 10ms 5 Jan 2025 593rd DarkTemplar5 431 116 10ms 23 Feb 2020 593rd xkacer 🇨🇿 431 116 10ms 31 Jan 2021 593rd 0dyse 431 116 9ms 14 Oct 2025 596th OpesMentis 427 117 9ms 22 Mar 2018 596th AforAmpere 427 117 10ms 21 Feb 2021 596th dillon-duncando 427 117 16ms 3 Dec 2021 596th mdnestor 427 117 113ms 23 Dec 2022 596th kellantech 427 117 9ms 9 Jul 2023 596th jstechman 427 117 9ms 9 Mar 2024 602nd RobDover 417 120 9ms 5 Mar 2018 602nd Very-Nerdy-Human 417 120 12ms 13 Jan 2024 604th epistemologist 410 122 9ms 28 Jul 2018 604th KiwiKoder0123 410 122 10ms 27 Jun 2019 604th stordev 410 122 105ms 26 Feb 2021 604th Omega65536 🇩🇪 410 122 63ms 23 Jun 2021 608th dahrens 407 123 17ms 10 Jul 2019 608th NoahBolohan 🇨🇦 407 123 9ms 7 Feb 2023 608th Fanrco 407 123 9ms 31 Aug 2023 608th m42km 407 123 11ms 6 Jan 2024 612th dddthedark 403 124 10ms 8 Mar 2018 612th redbeancola 403 124 11ms 9 Nov 2021 612th sleepyStick 403 124 9ms 2 Dec 2021 615th Foxinatel 400 125 103ms 22 Aug 2021 615th Kasci 400 125 102ms 7 Dec 2021 617th evanrittner 397 126 80ms 11 Mar 2019 617th Oples 397 126 13ms 30 Mar 2019 617th wikwg9 397 126 10ms 29 Oct 2019 620th AgathokakologicalBit 391 128 62ms 25 Jul 2019 621st daniel-verdugo 388 129 165ms 12 Jun 2019 622nd LukeRichardson-dev 376 133 16ms 24 May 2022 623rd bbakersmith 373 134 10ms 18 Jul 2021 624th djtuBIG-MaliceX 368 136 9ms 1 Feb 2018 624th yoshykai 368 136 10ms 12 Apr 2025 626th benwilliamgraham 365 137 75ms 27 Jan 2019 626th estomagordo 🇳🇱 365 137 9ms 10 Dec 2021 628th ComputerKWasTaken 🇺🇸 360 139 9ms 31 May 2024 629th Sticky-Bits 357 140 10ms 26 Apr 2019 629th brimstonetrader 357 140 71ms 10 Jan 2024 631st Tiger-Cross 355 141 9ms 22 May 2020 631st s-gannon 355 141 10ms 2 Dec 2021 633rd kevinnaviapaiva 352 142 10ms 14 Feb 2025 634th Balaji-Jag 350 143 13ms 13 Nov 2019 635th ItsEthanXYZ 347 144 9ms 31 Aug 2023 636th wrhm 345 145 17ms 14 Dec 2020 637th Satsuma-LN 340 147 9ms 9 Sep 2022 638th willzywiec 338 148 9ms 5 Aug 2018 638th mothcolada 🇺🇸 338 148 12ms 21 Jan 2021 640th ArturLange 336 149 10ms 12 Oct 2018 First Prev 561–640 of 692 Next Last
