Rijndael S-box 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 Smooth 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 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 151st weliveinhell 🇭🇹 747 184 27 Sep 2023 152nd emgordon154 745 120 13 Apr 2025 153rd error256 744 113 28 May 2024 154th nwellnhof 🇩🇪 741 85 10 Sep 2023 155th sean-niemann 🇺🇸 741 237 18 May 2024 156th edsrzf 🇳🇿 741 669 18 Mar 2025 157th stefangimmillaro 735 187 20 Jun 2025 158th prplz 🇦🇺 733 86 27 Jan 2025 159th ovs-code 🇩🇪 733 143 3 Sep 2023 159th error256 733 143 28 May 2024 161st stefangimmillaro 729 229 9 Sep 2023 162nd emgordon154 728 145 18 Oct 2024 163rd m-tkach 🇺🇦 727 120 1 Sep 2023 164th lifthrasiir 🇰🇷 724 101 30 Nov 2024 165th emgordon154 721 121 13 Apr 2025 166th SirBogman 🇺🇸 721 547 27 Sep 2023 167th ovs-code 🇩🇪 719 117 3 Sep 2023 167th MostParsingVex 719 117 19 Jan 2025 169th MostParsingVex 716 88 20 Jan 2025 170th dcgjb 713 141 5 Jun 2024 171st inventshah 708 89 3 Sep 2023 172nd inventshah 708 148 3 Sep 2023 173rd nwellnhof 🇩🇪 708 149 11 Sep 2023 174th inventshah 705 249 3 Sep 2023 175th m-tkach 🇺🇦 705 287 18 Jan 2024 176th sean-niemann 🇺🇸 704 195 20 Jun 2025 177th lynn 704 274 12 Jun 2024 178th AdrienHache 🇫🇷 703 143 2 Jan 2024 179th stefangimmillaro 702 224 11 Nov 2024 180th AlephSquirrel 701 220 22 Jan 2025 181st madeforlosers 699 151 7 Nov 2023 182nd MostParsingVex 699 225 11 Nov 2024 183rd MostParsingVex 698 111 21 Jan 2025 184th albanian-laundromat 698 150 14 days ago 185th adamnielson42 🇺🇸 693 107 6 Sep 2023 185th CaedenHarper 🇨🇦 693 107 30 Jan 2025 187th duckyluuk 🇳🇱 693 126 5 Jul 2025 188th IanUtley 691 274 4 Feb 2025 189th error256 690 173 9 Oct 2024 190th Waffle3z 687 180 12 Sep 2023 191st weliveinhell 🇭🇹 686 174 6 Jan 2024 192nd pardouin 🇫🇷 686 256 25 Oct 2024 193rd GrayJoKing 🇦🇺 679 104 17 Nov 2023 194th canissimia 🇦🇶 679 120 16 Sep 2023 194th sisyphus-ppcg 🇦🇺 679 120 17 Nov 2023 196th stefangimmillaro 679 216 7 Sep 2023 197th CatsAreFluffy 677 93 16 Feb 2024 198th duckyluuk 🇳🇱 677 132 28 Aug 2024 198th albanian-laundromat 677 132 4 Aug 2025 200th nwellnhof 🇩🇪 674 121 10 Sep 2023 201st nwellnhof 🇩🇪 673 105 15 Nov 2023 202nd weliveinhell 🇭🇹 671 130 14 Oct 2023 203rd namelessiw 670 205 21 Jul 2025 204th Alex-x90 🇺🇸 667 157 9 Jan 2025 205th MeWhenI 🇻🇦 663 123 1 Sep 2023 206th dokutan 662 135 13 days ago 207th albanian-laundromat 661 132 6 May 2025 208th DialFrost 🇸🇬 660 266 17 Oct 2024 209th pardouin 🇫🇷 658 130 10 Aug 2025 210th ovs-code 🇩🇪 658 136 17 Mar 2025 211th ovs-code 🇩🇪 657 124 13 May 2025 212th stefangimmillaro 657 204 17 Sep 2023 212th targrik 657 204 15 May 2025 214th neel11235813 656 113 10 Oct 2023 215th pardouin 🇫🇷 654 210 25 Oct 2024 216th KatieLG 🇬🇧 653 137 28 Oct 2024 217th tayloia 🇬🇧 652 162 23 Nov 2024 218th AlephSquirrel 648 138 4 Feb 2024 219th sisyphus-ppcg 🇦🇺 648 163 1 Sep 2023 219th Steffan153 🇫🇮 648 163 19 Oct 2023 221st dokutan 647 135 13 days ago 222nd KatieLG 🇬🇧 645 802 7 Jun 2025 223rd GrayJoKing 🇦🇺 642 127 18 Nov 2023 224th dokutan 639 809 12 Jan 2025 224th Shanethegamer 🇺🇸 639 809 13 Jan 2025 Prev 151–225 of 1,258 Next