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Catalan 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 676th sean-niemann 🇺🇸 834 236 921ms 22 Apr 2025 677th lynn 833 148 138ms 12 Jan 2025 678th MeWhenI 🇻🇦 832 42 1,206ms 30 Aug 2025 679th cbrt-x 832 55 132ms 19 Sep 2023 680th Steffan153 🇫🇮 832 76 120ms 15 Oct 2022 680th MeWhenI 🇻🇦 832 76 118ms 15 Oct 2022 682nd janbehrens 🇩🇪 830 75 520ms 24 Apr 2023 682nd Yewzir 🇧🇪 830 75 521ms 7 May 2024 684th aksyristos 829 37 33ms 4 Mar 2023 684th aydamak 829 37 34ms 7 May 2024 684th blaztoma 🇱🇹 829 37 36ms 18 days ago 687th DialFrost 🇸🇬 828 49 299ms 15 Nov 2024 687th jipsong 🇩🇪 828 49 298ms 12 Feb 2025 689th voytxt 🇨🇿 828 51 156ms 3 Aug 2024 690th Waffle3z 828 144 3ms 8 Apr 2022 691st Steffan153 🇫🇮 826 43 36ms 7 Oct 2022 691st DialFrost 🇸🇬 826 43 37ms 11 Feb 2023 691st Shanethegamer 🇺🇸 826 43 33ms 21 Feb 2023 691st o0lit3 🇺🇸 826 43 32ms 8 Jun 2023 691st sean-niemann 🇺🇸 826 43 31ms 21 Sep 2025 696th GrayJoKing 🇦🇺 826 186 16ms 1 Aug 2023 697th Ripick 825 64 6ms 14 Mar 2024 698th Herbert00709 🇵🇱 824 52 13ms 21 Feb 2024 698th namelessiw 824 52 13ms 19 Aug 2024 698th WillowWispy 824 52 12ms 13 Mar 2025 701st DialFrost 🇸🇬 824 82 3,949ms 26 Oct 2024 702nd ovs-code 🇩🇪 824 114 923ms 29 Mar 2025 703rd stefangimmillaro 821 77 104ms 30 Sep 2023 704th DialFrost 🇸🇬 820 95 158ms 24 Mar 2025 705th lifthrasiir 🇰🇷 817 45 353ms 2 Dec 2024 706th daniel-pedersen 🇸🇪 817 48 10ms 6 Mar 2022 707th Awsute 817 56 149ms 21 Apr 2022 707th yzhs 🇩🇪 817 56 158ms 16 Jun 2022 707th snoozingnewt 🇺🇸 817 56 121ms 15 hours ago 710th GolfingSuccess 🇬🇷 817 115 883ms 18 Jan 2025 710th edsrzf 🇳🇿 817 115 881ms 18 Jan 2025 710th error256 817 115 869ms 5 Feb 2025 713th dokutan 816 45 269ms 19 May 2024 713th Ripick 816 45 278ms 27 Jun 2025 715th ovs-code 🇩🇪 815 140 6ms 25 Nov 2024 716th GolfingSuccess 🇬🇷 814 242 32ms 21 Dec 2023 717th dokutan 812 52 143ms 22 Sep 2025 718th Herbert00709 🇵🇱 812 135 83ms 3 Apr 2025 719th Yewzir 🇧🇪 811 61 1,000ms 7 May 2024 720th ZakkkkAttackkkk 🇵🇭 808 53 10ms 30 Jan 2022 720th iakolzin 808 53 13ms 27 May 2022 720th nullie 808 53 10ms 7 Jun 2022 720th yzhs 🇩🇪 808 53 10ms 22 Jun 2022 720th markusgraube 808 53 12ms 24 Apr 2023 720th mstang107 808 53 11ms 20 Dec 2023 720th smokestacklightnin 🇺🇸 808 53 13ms 10 Jan 2024 720th HumanoidCPU 808 53 21ms 27 May 2024 720th Mabeloid 🇳🇴 808 53 10ms 21 Sep 2024 720th agreegious 808 53 12ms 14 Nov 2024 720th 0dyse 808 53 11ms 29 Apr 2025 720th piano-miles 808 53 10ms 9 May 2025 732nd tatzyr 🇯🇵 807 38 35ms 14 Nov 2024 733rd edsrzf 🇳🇿 807 48 84ms 9 Mar 2025 734th jerrandolph 804 146 296ms 23 Sep 2025 735th blaztoma 🇱🇹 803 57 131ms 22 Aug 2025 736th MeWhenI 🇻🇦 803 97 145ms 2 Jul 2023 737th albanian-laundromat 803 117 1,042ms 25 days ago 738th kmathis22 803 135 356ms 6 days ago 739th emplv 🇱🇻 800 79 115ms 20 Dec 2022 739th DialFrost 🇸🇬 800 79 130ms 23 Mar 2025 741st Feniske 🇫🇷 799 38 204ms 6 Nov 2023 741st Yewzir 🇧🇪 799 38 211ms 7 May 2024 743rd j-Ewan 798 46 444ms 11 Feb 2022 743rd czylabsonasa 🇭🇺 798 46 263ms 14 Jun 2022 745th Betuaredead 798 147 260ms 21 Jan 2023 746th error256 796 51 323ms 15 Jan 2025 747th Matgc04 796 91 361ms 17 Nov 2023 748th MeWhenI 🇻🇦 795 85 4,476ms 27 Oct 2024 749th albanian-laundromat 794 44 967ms 25 Sep 2025 750th msbranicky 793 54 10ms 23 Aug 2023 First Prev 676–750 of 1,913 Next Last