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 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 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 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 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 675th voidgloom 424 152 22 Oct 2024 677th denisfouchard 421 153 12 days ago 678th osNiko 🇧🇷 419 154 12 days ago 679th snoozingnewt 🇺🇸 418 137 27 Jan 2025 680th MeWhenI 🇻🇦 417 143 2 Oct 2024 681st FortuiteMan 🇫🇷 416 155 16 Oct 2024 682nd lhulinsky 411 157 21 Oct 2024 683rd ThatAlo 408 158 9 Dec 2024 684th dieggsy 405 247 10 Oct 2024 685th Mabeloid 🇳🇴 404 159 12 Oct 2024 686th CheeseCake628 🇳🇴 403 160 5 Nov 2024 687th pres-abhisheksinha 400 161 8 Oct 2024 688th ibixina 398 162 13 Oct 2024 688th TheAtrossian 398 162 5 Jan 2025 690th Ralac07 🇦🇺 397 162 3 Oct 2024 691st Maximizer02 396 201 1 Oct 2024 692nd Vaekor 391 165 15 Dec 2024 693rd fischfood 383 176 22 Oct 2024 694th JesseNoEyes 🇺🇸 382 169 1 Oct 2024 695th c0d3-4-F00d 🇩🇪 380 184 9 Jan 2025 696th zyc-2024 🇨🇳 379 170 5 Oct 2024 697th ehulinsky 🇺🇸 378 158 2 Apr 2025 698th ComputerKWasTaken 🇺🇸 377 171 14 Oct 2024 699th RedzGoose 🇦🇺 369 187 2 Oct 2024 700th RobGLambert 369 232 8 Jun 2025 701st P1nk-P0nk 367 215 18 Oct 2024 702nd clayboll99 366 176 10 Jul 2025 703rd snoozingnewt 🇺🇸 365 176 2 Oct 2024 704th Upload-and-View 🇺🇦 364 177 24 days ago 705th OSYCh314 🇦🇺 362 178 2 Nov 2024 706th CheeseCake628 🇳🇴 358 160 19 May 2025 707th calum12345 358 180 26 Mar 2025 708th sciencejiho 355 197 11 Feb 2025 709th zt14427 354 182 27 Dec 2024 710th IoLimmer 352 183 10 Oct 2024 711th aksyristos 350 184 15 Nov 2024 712th The-Wolfson 350 230 16 Dec 2024 713th estomagordo 🇳🇱 347 186 15 Jul 2025 714th RobGLambert 340 273 8 Jun 2025 715th Ernest1338 338 275 26 Oct 2024 716th noahhorlacher 336 191 7 Dec 2024 717th gautambp 296 218 24 Jun 2025 718th Zhenyu-Bo 283 228 30 Jul 2025 719th ReterikHub 276 310 17 Jan 2025 720th Mikey-Beep 🇬🇧 273 349 21 days ago 721st MeWhenI 🇻🇦 270 407 6 Oct 2024 722nd te-chnical 250 258 4 May 2025 723rd arebbsba 218 296 9 Jan 2025 724th Msleizak 🇫🇷 206 226 19 May 2025 725th vkptimon 150 776 9 Jul 2025 726th AidanWalter 119 540 1 Jan 2025 727th bignamehyp 97 667 14 Nov 2024 728th dokutan 60 2,474 15 days ago 729th lyphyser 0 15 25 May 2025 730th 2bular 0 16 22 Mar 2025 731st darrenks 0 17 22 Mar 2025 732nd Natanaelel 🇸🇪 0 18 23 Mar 2025 732nd lyxal 🇦🇺 0 18 17 May 2025 732nd themoonisacheese 0 18 13 Jun 2025 735th kg583 🇺🇸 0 20 14 May 2025 736th plcc0 0 21 4 Apr 2025 737th ovs-code 🇩🇪 0 37 13 Jul 2025 738th ovs-code 🇩🇪 0 40 9 Jul 2025 739th AlephSquirrel 0 43 15 Jun 2025 740th ovs-code 🇩🇪 0 51 13 Jun 2025 741st GrayJoKing 🇦🇺 0 55 13 Jul 2025 742nd chunes3 🇺🇸 0 65 13 Feb 2025 742nd DialFrost 🇸🇬 0 65 13 Feb 2025 744th sean-niemann 🇺🇸 0 68 30 Apr 2025 745th dokutan 0 89 28 Jun 2025 746th MatthewF19 0 108 17 May 2025 747th albanian-laundromat 0 123 4 Jun 2025 748th edsrzf 🇳🇿 0 142 24 Jul 2025 Prev 676–748 of 748
