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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 526th MeWhenI 🇻🇦 659 77 147ms 3 Aug 2024 527th Anonymousellama21 656 77 12ms 15 Jun 2022 527th betaveros 656 77 11ms 1 Jan 2023 527th quimey 656 77 12ms 15 Mar 2023 527th thienudomsrirungruang 656 77 34ms 7 May 2024 531st MeWhenI 🇻🇦 656 103 109ms 14 Oct 2022 532nd ScottHamper 654 139 409ms 2 Mar 2022 532nd primo-ppcg 🇹🇭 654 139 383ms 4 Mar 2022 534th KatieLG 🇬🇧 653 74 915ms 29 Aug 2024 534th emgordon154 653 74 1,044ms 13 Nov 2024 536th MeWhenI 🇻🇦 652 85 1,222ms 28 May 2023 537th BREMAUCY 🇫🇷 652 294 1,818ms 22 Jul 2025 538th MeWhenI 🇻🇦 651 113 2,644ms 24 Oct 2024 539th jupj 🇫🇮 650 172 301ms 13 Nov 2023 540th knutae 🇳🇴 648 78 11ms 9 Mar 2022 540th jhpaques 🇫🇷 648 78 12ms 29 Jul 2022 540th marcin7Cd 648 78 16ms 2 Sep 2022 540th hellwue 648 78 11ms 28 Apr 2023 540th davecame 648 78 12ms 7 Nov 2023 540th yuchuehw 648 78 37ms 28 Jan 2024 546th scpchicken 🇵🇼 646 68 512ms 9 Mar 2022 547th RYNO8 646 134 379ms 18 Aug 2022 548th shinh 645 69 83ms 25 Jun 2022 549th Shanethegamer 🇺🇸 645 116 39ms 27 Sep 2024 550th duckyluuk 🇳🇱 644 104 167ms 6 Feb 2025 551st DialFrost 🇸🇬 644 139 186ms 3 May 2025 552nd albanian-laundromat 643 174 307ms 14 Sep 2025 553rd Natanaelel 🇸🇪 642 89 31ms 23 Jul 2023 553rd voytxt 🇨🇿 642 89 9ms 29 Jul 2023 555th ian-h-chamberlain 🇺🇸 641 142 212ms 6 Jul 2022 556th ehulinsky 🇺🇸 640 79 30ms 10 May 2023 556th FlorianCassayre 🇫🇷 640 79 198ms 18 Sep 2023 556th blaztoma 🇱🇹 640 79 26ms 22 days ago 559th Yewzir 🇧🇪 637 77 390ms 15 Jan 2024 560th Awsute 637 99 1,433ms 26 Apr 2022 561st Shanethegamer 🇺🇸 636 70 125ms 6 Mar 2022 562nd MeWhenI 🇻🇦 636 104 160ms 15 Nov 2022 563rd Bmrl7 636 107 11ms 11 Feb 2024 564th eranws 635 90 27ms 24 Oct 2022 564th two-bad 🇬🇧 635 90 22ms 25 Feb 2024 566th m-tkach 🇺🇦 635 133 273ms 5 May 2025 567th martinnorling 🇸🇪 632 80 15ms 2 Mar 2022 567th yzhs 🇩🇪 632 80 12ms 3 Jun 2022 567th CheeseCake628 🇳🇴 632 80 13ms 22 Dec 2023 567th logvp 632 80 11ms 22 Nov 2024 567th kistlerf 🇨🇭 632 80 10ms 30 May 2025 572nd rboath 629 74 161ms 17 Dec 2024 573rd thisishowmymindworks 🇳🇴 628 91 19ms 28 Jun 2024 573rd KatieLG 🇬🇧 628 91 23ms 18 days ago 575th MeWhenI 🇻🇦 626 85 1,637ms 18 Nov 2023 576th Alex-x90 🇺🇸 626 108 101ms 14 Oct 2022 577th Herbert00709 🇵🇱 625 40 77ms 19 Apr 2024 578th Trunksistor 🇫🇷 624 81 14ms 20 May 2022 578th RYNO8 624 81 63ms 18 Aug 2022 578th tuffnatty 🇩🇪 624 81 54ms 19 Jul 2023 578th ssbhatt4321 624 81 22ms 14 Oct 2023 578th CutSandstone 624 81 12ms 19 Jul 2024 578th Mikey-Beep 🇬🇧 624 81 57ms 13 Aug 2025 578th Babafaba 624 81 1,188ms 12 days ago 585th Ripick 624 106 172ms 13 Aug 2024 586th targrik 623 89 309ms 27 Jul 2025 587th MeWhenI 🇻🇦 622 146 366ms 22 May 2022 588th uttumuttu 🇫🇮 621 92 22ms 5 Mar 2022 588th coreynash 621 92 22ms 4 Nov 2023 590th Shanethegamer 🇺🇸 620 78 901ms 7 Jun 2022 591st albanian-laundromat 620 93 1,248ms 16 Sep 2025 592nd MeWhenI 🇻🇦 619 121 483ms 9 May 2024 593rd olleicua 🇺🇸 618 72 76ms 21 Feb 2025 594th arctouch-cristiannevianna 618 129 334ms 3 Apr 2023 595th bobbysq 616 82 57ms 21 Dec 2022 595th mbittner20 616 82 12ms 27 May 2023 597th janbehrens 🇩🇪 614 80 450ms 4 Mar 2022 598th weliveinhell 🇭🇹 614 93 23ms 23 Oct 2023 599th MeWhenI 🇻🇦 614 122 44ms 14 Oct 2022 600th CheeseCake628 🇳🇴 613 80 409ms 17 Jan 2024 First Prev 526–600 of 1,476 Next Last