Card Number Validation 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Transpose Sentence 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st msbranicky 627 188 7 Jan 2025 452nd AlephSquirrel 625 40 1 Oct 2024 453rd ryyyn 🇺🇸 625 103 8 Jan 2025 454th tomh1012 621 114 17 Oct 2024 455th dokutan 621 127 10 Dec 2024 456th DialFrost 🇸🇬 621 307 22 Apr 2025 457th BalaM314 617 104 4 Feb 2025 458th codereport 🇨🇦 615 63 2 Oct 2024 459th MarcMush 🇫🇷 615 91 8 Oct 2024 460th Schmitt-Very-Cool 614 189 3 Feb 2025 461st fourth-bit 613 105 1 Oct 2024 461st jared-hughes 613 105 3 Oct 2024 461st mattyhempstead 613 105 7 Oct 2024 464th olleicua 🇺🇸 611 78 18 Oct 2024 465th emgordon154 609 156 13 Dec 2024 466th bac0id 608 141 10 Jan 2025 467th davecame 607 106 1 Oct 2024 467th starfihs 607 106 2 Oct 2024 467th rschwa6308 🇺🇸 607 106 28 Oct 2024 467th snydej 607 106 21 Nov 2024 471st daveberlin 605 106 3 days ago 472nd Seanharrs 605 117 15 Nov 2024 473rd Shanethegamer 🇺🇸 604 217 4 Oct 2024 474th Shanethegamer 🇺🇸 603 154 3 Oct 2024 475th alemelis 602 93 1 Oct 2024 476th commandblockguy 🇺🇸 602 107 7 Oct 2024 476th zbreit 🇺🇸 602 107 29 Oct 2024 476th StardustGogeta 602 107 30 Oct 2024 476th ZakkkkAttackkkk 🇵🇭 602 107 8 Feb 2025 480th MeWhenI 🇻🇦 600 73 2 Oct 2024 481st roguh 🇬🇹 598 117 13 Oct 2024 482nd MeWhenI 🇻🇦 597 98 1 Oct 2024 483rd neihousaigaai 596 108 4 Oct 2024 483rd StefanHabel 🇨🇦 596 108 23 Jan 2025 485th dokutan 596 117 3 Oct 2024 486th ravnskjaer 🇩🇰 595 195 20 Dec 2024 487th arcpolaris 590 120 28 Jan 2025 488th edsrzf 🇳🇿 588 113 26 Oct 2024 489th bac0id 588 119 10 Jan 2025 490th luca1339 586 198 4 Nov 2024 491st DialFrost 🇸🇬 585 67 25 Jan 2025 492nd CaedenHarper 🇨🇦 585 110 9 Oct 2024 492nd cros107 585 110 1 Jan 2025 492nd guilhem-roy 🇫🇷 585 110 29 May 2025 495th dokutan 584 174 21 Feb 2025 496th JunkIce 583 98 3 Dec 2024 497th mousetail 🇳🇱 580 111 6 Oct 2024 498th Trip-kun 580 136 5 Oct 2024 499th MeWhenI 🇻🇦 578 111 2 Oct 2024 500th MeWhenI 🇻🇦 576 331 2 Oct 2024 501st OllieBoyne 🇬🇧 575 112 17 Oct 2024 501st WillConker 575 112 22 Oct 2024 501st maxgodfrey2004 🇨🇦 575 112 4 Jan 2025 504th Jacob385 575 202 2 Oct 2024 505th 823126 573 112 13 Nov 2024 506th KatieLG 🇬🇧 572 99 1 Oct 2024 507th emgordon154 568 44 1 Oct 2024 508th MeWhenI 🇻🇦 567 164 6 Oct 2024 509th KatieLG 🇬🇧 561 85 12 Jan 2025 510th jipsong 🇩🇪 560 115 12 May 2025 511th aliakseikalosha 557 127 10 Oct 2024 512th rowechenzhong 555 116 17 Oct 2024 513th MeWhenI 🇻🇦 554 290 2 Oct 2024 514th madex 🇩🇪 553 116 1 Oct 2024 515th JDiLenarda 🇫🇷 553 165 1 Oct 2024 516th edsrzf 🇳🇿 551 135 27 Feb 2025 517th dtbao20 🇻🇳 550 117 1 Oct 2024 517th Pyroan 550 117 22 Feb 2025 517th andrewjc2000 550 117 6 May 2025 520th msbranicky 550 185 20 Jan 2025 521st mousetail 🇳🇱 547 94 3 Oct 2024 522nd emgordon154 546 52 3 Nov 2024 523rd elgan65536 546 118 2 Oct 2024 523rd logvp 546 118 6 Oct 2024 523rd ahmetdemirag 🇨🇾 546 118 6 Feb 2025 Prev 451–525 of 694 Next
