Lucky Numbers in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 525th Maznek 665 86 20ms 11 Dec 2023 527th sean-niemann 🇺🇸 663 122 453ms 2 Dec 2023 528th Lydxn 🇨🇦 663 137 299ms 5 Mar 2022 529th edsrzf 🇳🇿 661 101 95ms 1 Sep 2025 530th m-tkach 🇺🇦 661 103 13ms 30 Mar 2022 531st Shanethegamer 🇺🇸 661 218 445ms 28 Apr 2025 532nd MeWhenI 🇻🇦 659 77 134ms 3 Aug 2024 533rd Anonymousellama21 656 77 11ms 15 Jun 2022 533rd betaveros 656 77 11ms 1 Jan 2023 533rd quimey 656 77 10ms 15 Mar 2023 533rd thienudomsrirungruang 656 77 30ms 7 May 2024 537th MeWhenI 🇻🇦 656 103 106ms 14 Oct 2022 538th ScottHamper 654 139 312ms 2 Mar 2022 538th primo-ppcg 🇹🇭 654 139 306ms 4 Mar 2022 540th KatieLG 🇬🇧 653 74 915ms 29 Aug 2024 540th emgordon154 653 74 1,044ms 13 Nov 2024 542nd MeWhenI 🇻🇦 652 85 1,108ms 28 May 2023 543rd BREMAUCY 🇫🇷 652 294 1,690ms 22 Jul 2025 544th MeWhenI 🇻🇦 651 113 3,085ms 24 Oct 2024 545th jupj 🇫🇮 651 172 263ms 13 Nov 2023 546th knutae 🇳🇴 648 78 11ms 9 Mar 2022 546th jhpaques 🇫🇷 648 78 10ms 29 Jul 2022 546th marcin7Cd 648 78 11ms 2 Sep 2022 546th hellwue 648 78 10ms 28 Apr 2023 546th davecame 648 78 11ms 7 Nov 2023 546th yuchuehw 648 78 35ms 28 Jan 2024 552nd RYNO8 647 134 377ms 18 Aug 2022 553rd scpchicken 🇵🇼 646 68 673ms 9 Mar 2022 554th DialFrost 🇸🇬 646 139 176ms 3 May 2025 555th shinh 645 69 83ms 25 Jun 2022 556th Shanethegamer 🇺🇸 645 116 39ms 27 Sep 2024 557th duckyluuk 🇳🇱 644 104 272ms 6 Feb 2025 558th albanian-laundromat 643 174 265ms 14 Sep 2025 559th Natanaelel 🇸🇪 642 89 30ms 23 Jul 2023 559th voytxt 🇨🇿 642 89 11ms 29 Jul 2023 561st ian-h-chamberlain 🇺🇸 641 142 205ms 6 Jul 2022 562nd ehulinsky 🇺🇸 640 79 35ms 10 May 2023 562nd FlorianCassayre 🇫🇷 640 79 186ms 18 Sep 2023 562nd blaztoma 🇱🇹 640 79 32ms 1 Oct 2025 562nd luuumine 🇫🇷 640 79 11ms 22 days ago 566th Yewzir 🇧🇪 637 77 390ms 15 Jan 2024 567th Awsute 637 99 1,433ms 26 Apr 2022 568th Shanethegamer 🇺🇸 636 70 125ms 6 Mar 2022 569th MeWhenI 🇻🇦 636 104 142ms 15 Nov 2022 570th Bmrl7 636 107 11ms 11 Feb 2024 571st eranws 635 90 29ms 24 Oct 2022 571st two-bad 🇬🇧 635 90 19ms 25 Feb 2024 573rd m-tkach 🇺🇦 635 133 273ms 5 May 2025 574th martinnorling 🇸🇪 632 80 10ms 2 Mar 2022 574th yzhs 🇩🇪 632 80 12ms 3 Jun 2022 574th CheeseCake628 🇳🇴 632 80 12ms 22 Dec 2023 574th logvp 632 80 12ms 22 Nov 2024 574th kistlerf 🇨🇭 632 80 10ms 30 May 2025 579th rboath 629 74 133ms 17 Dec 2024 580th thisishowmymindworks 🇳🇴 628 91 25ms 28 Jun 2024 580th KatieLG 🇬🇧 628 91 21ms 5 Oct 2025 582nd MeWhenI 🇻🇦 626 85 1,637ms 18 Nov 2023 583rd Alex-x90 🇺🇸 626 108 101ms 14 Oct 2022 584th Herbert00709 🇵🇱 625 40 77ms 19 Apr 2024 585th Trunksistor 🇫🇷 624 81 13ms 20 May 2022 585th RYNO8 624 81 53ms 18 Aug 2022 585th tuffnatty 🇩🇪 624 81 52ms 19 Jul 2023 585th ssbhatt4321 624 81 23ms 14 Oct 2023 585th CutSandstone 624 81 12ms 19 Jul 2024 585th Mikey-Beep 🇬🇧 624 81 55ms 13 Aug 2025 591st Ripick 624 106 136ms 13 Aug 2024 592nd targrik 623 89 301ms 27 Jul 2025 593rd albanian-laundromat 622 93 1,488ms 16 Sep 2025 594th uttumuttu 🇫🇮 621 92 18ms 5 Mar 2022 594th coreynash 621 92 21ms 4 Nov 2023 596th Shanethegamer 🇺🇸 620 78 901ms 7 Jun 2022 597th ansgustjd 619 110 19ms 13 days ago 598th MeWhenI 🇻🇦 619 121 483ms 9 May 2024 599th olleicua 🇺🇸 618 72 76ms 21 Feb 2025 600th arctouch-cristiannevianna 618 129 334ms 3 Apr 2023 First Prev 526–600 of 1,495 Next Last