Catalan Numbers in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Minesweeper 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 Tower of Hanoi 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Minesweeper 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 Tower of Hanoi 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 826th codingisgreatbutiamnot 769 51 8ms 25 Jul 2024 827th Yax42 🇫🇷 769 141 331ms 4 Oct 2025 828th albanian-laundromat 767 48 382ms 7 Oct 2025 829th dokutan 767 153 259ms 24 Mar 2025 830th ovs-code 🇩🇪 766 161 132ms 21 Apr 2025 831st MeWhenI 🇻🇦 765 48 388ms 15 Feb 2023 832nd petroselo 765 56 10ms 12 Apr 2022 832nd SB-945 765 56 9ms 10 Jul 2023 832nd JunkIce 765 56 11ms 24 Nov 2024 832nd kevinnaviapaiva 765 56 10ms 19 Dec 2024 832nd wobblybits 765 56 9ms 19 Aug 2025 837th brimstonetrader 763 60 126ms 10 Jan 2024 837th YAJUE114514 763 60 145ms 23 Jul 2025 839th Yewzir 🇧🇪 763 102 154ms 7 May 2024 840th LeeCamp 762 27 37ms 10 Feb 2022 841st snoozingnewt 🇨🇦 762 154 266ms 29 Oct 2025 842nd nipzu 761 162 148ms 2 Apr 2024 843rd pardouin 🇫🇷 760 51 81ms 13 Sep 2024 844th SirFireball3521 754 52 9ms 3 Nov 2022 844th albanian-laundromat 754 52 9ms 12 days ago 846th PrathamMehta08 752 57 12ms 6 Dec 2023 846th Terobero 752 57 12ms 21 Aug 2024 846th AtengChen 752 57 10ms 7 Sep 2024 846th Mick-Travis 752 57 12ms 8 Dec 2024 850th pardouin 🇫🇷 752 84 94ms 8 Mar 2025 851st MeWhenI 🇻🇦 752 156 265ms 10 Feb 2023 852nd namelessiw 751 49 361ms 19 Aug 2024 853rd Jeremy-Stafford 750 61 143ms 28 Feb 2023 853rd inverseLorentz 🇦🇺 750 61 134ms 23 Apr 2024 855th dokutan 750 83 455ms 22 Sep 2025 856th pardouin 🇫🇷 749 68 5ms 26 Apr 2025 857th MeWhenI 🇻🇦 749 219 105ms 16 Aug 2024 858th dokutan 748 41 38ms 18 Mar 2025 859th Alex-x90 🇺🇸 747 147 493ms 6 May 2024 860th snoozingnewt 🇨🇦 745 47 725ms 15 days ago 861st MeWhenI 🇻🇦 745 60 11ms 29 Jan 2022 862nd Shanethegamer 🇺🇸 744 85 103ms 14 Oct 2022 862nd edsrzf 🇳🇿 744 85 98ms 30 Apr 2025 864th Steffan153 🇫🇮 742 68 44ms 29 Aug 2024 865th snoozingnewt 🇨🇦 741 48 27ms 3 days ago 866th jbjd 739 58 10ms 25 Feb 2024 867th dokutan 739 67 930ms 18 Mar 2025 868th dokutan 739 69 3ms 1 Apr 2025 869th Steffan153 🇫🇮 738 29 105ms 14 Nov 2022 869th ovs-code 🇩🇪 738 29 124ms 29 Dec 2023 871st CheeseCake628 🇳🇴 736 50 391ms 18 Oct 2025 872nd dpinchbe 735 28 38ms 6 Sep 2024 873rd MeWhenI 🇻🇦 731 53 75ms 5 Apr 2025 874th CaedenHarper 🇨🇦 729 161 275ms 15 days ago 875th ovs-code 🇩🇪 728 70 6ms 11 Dec 2023 876th dvargas46 🇺🇸 728 158 796ms 5 Feb 2023 877th iczelia 🇩🇪 727 54 9ms 14 Oct 2025 878th Shanethegamer 🇺🇸 723 73 6ms 4 Oct 2024 879th h3ra993huskp 🇯🇵 723 150 337ms 6 days ago 880th Stockoh 🇫🇷 722 51 355ms 23 Jun 2024 881st sean-niemann 🇺🇸 722 229 259ms 4 Jul 2025 882nd davbass 🇮🇹 720 51 297ms 22 Aug 2023 883rd emgordon154 720 163 274ms 18 Jan 2025 884th primo-ppcg 🇹🇭 719 160 71ms 4 Feb 2023 885th nullie 717 172 131ms 30 Dec 2024 886th SniperSmiley 🇺🇸 716 25 36ms 4 Sep 2022 886th CornerMercury 🇬🇧 716 25 47ms 24 Aug 2023 888th Irratix 🇳🇱 715 64 143ms 29 Jan 2022 889th msbranicky 715 164 273ms 31 Aug 2023 890th LeeCamp 714 60 9ms 9 Feb 2022 890th guilhem-roy 🇫🇷 714 60 10ms 22 Feb 2022 890th Eilonlif 🇮🇱 714 60 10ms 27 Aug 2022 890th LogicalJoe 714 60 10ms 18 Sep 2022 890th 5quiwyrm 714 60 10ms 22 Oct 2022 890th TaserTheFox 🇺🇸 714 60 9ms 9 Jan 2023 890th ljweel 714 60 14ms 13 Feb 2023 890th shellbertt 🇨🇦 714 60 9ms 27 Apr 2023 890th ssbhatt4321 714 60 10ms 11 Jun 2023 890th PeterTillema 🇳🇱 714 60 10ms 10 Oct 2023 890th kurkale6ka 714 60 10ms 21 Dec 2023 First Prev 826–900 of 1,955 Next Last