Kaprekar Numbers in all languages in bytes. 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 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 Turtle Tutorial # Golfer Points Bytes Time Submitted 822nd CaedenHarper 🇨🇦 117 448 174ms 1 Feb 2025 827th HumanoidCPU 111 453 45ms 1 Nov 2024 828th MeWhenI 🇻🇦 111 454 50ms 2 Nov 2024 829th CaedenHarper 🇨🇦 109 461 57ms 22 Jan 2025 829th Shanethegamer 🇺🇸 109 461 52ms 6 May 2025 831st KatieLG 🇬🇧 109 463 55ms 1 Nov 2024 832nd KatieLG 🇬🇧 108 513 32ms 1 Nov 2024 833rd HumanoidCPU 106 520 145ms 1 Nov 2024 834th KatieLG 🇬🇧 102 513 1,037ms 1 Nov 2024 835th KatieLG 🇬🇧 102 515 179ms 1 Nov 2024 836th HumanoidCPU 93 449 34ms 1 Nov 2024 836th MeWhenI 🇻🇦 93 449 30ms 2 Nov 2024 836th CaedenHarper 🇨🇦 93 449 46ms 25 Jan 2025 836th snoozingnewt 🇺🇸 93 449 34ms 14 Sep 2025 840th KatieLG 🇬🇧 93 451 35ms 1 Nov 2024 841st dokutan 91 462 32ms 1 Nov 2024 842nd CaedenHarper 🇨🇦 89 882 58ms 25 Jan 2025 843rd dokutan 85 437 3ms 1 Nov 2024 844th MeWhenI 🇻🇦 84 439 2ms 2 Nov 2024 844th CaedenHarper 🇨🇦 84 439 3ms 16 Aug 2025 846th HumanoidCPU 83 444 3ms 1 Nov 2024 847th AidanWalter 75 915 10ms 3 Jan 2025 847th sciencejiho 75 915 10ms 12 Feb 2025 849th KatieLG 🇬🇧 72 511 4ms 1 Nov 2024 850th HumanoidCPU 62 1,259 60ms 13 Aug 2025 851st ovs-code 🇩🇪 0 60 4,464ms 19 May 2025 852nd sean-niemann 🇺🇸 0 65 3,479ms 29 Apr 2025 853rd ovs-code 🇩🇪 0 76 4,477ms 30 May 2025 854th DialFrost 🇸🇬 0 82 867ms 29 Jul 2025 855th ovs-code 🇩🇪 0 86 2,533ms 25 Jul 2025 856th DialFrost 🇸🇬 0 100 4,835ms 9 Feb 2025 857th Shanethegamer 🇺🇸 0 217 170ms 24 May 2025 858th Shanethegamer 🇺🇸 0 439 50ms 22 May 2025 859th Shanethegamer 🇺🇸 0 440 396ms 17 Apr 2025 859th HumanoidCPU 0 440 393ms 18 Aug 2025 859th HumanoidCPU 0 440 48ms 18 Aug 2025 859th HumanoidCPU 0 440 151ms 18 Aug 2025 863rd Shanethegamer 🇺🇸 0 441 133ms 17 Apr 2025 863rd KatieLG 🇬🇧 0 441 106ms 20 Apr 2025 863rd Shanethegamer 🇺🇸 0 441 1ms 5 Aug 2025 863rd HumanoidCPU 0 441 2ms 18 Aug 2025 863rd HumanoidCPU 0 441 107ms 18 Aug 2025 868th Shanethegamer 🇺🇸 0 442 368ms 17 Apr 2025 868th KatieLG 🇬🇧 0 442 163ms 20 Apr 2025 868th HumanoidCPU 0 442 367ms 18 Aug 2025 871st KatieLG 🇬🇧 0 446 401ms 23 Apr 2025 871st Shanethegamer 🇺🇸 0 446 3ms 2 May 2025 871st Shanethegamer 🇺🇸 0 446 7ms 2 May 2025 874th Shanethegamer 🇺🇸 0 447 3ms 17 Apr 2025 874th Shanethegamer 🇺🇸 0 447 15ms 30 May 2025 874th HumanoidCPU 0 447 3ms 18 Aug 2025 877th Shanethegamer 🇺🇸 0 448 9ms 17 Apr 2025 877th HumanoidCPU 0 448 9ms 18 Aug 2025 877th Shanethegamer 🇺🇸 0 448 3ms 18 Sep 2025 877th HumanoidCPU 0 448 2ms 17 days ago 881st Shanethegamer 🇺🇸 0 449 204ms 16 Apr 2025 881st Shanethegamer 🇺🇸 0 449 14ms 17 Apr 2025 881st Shanethegamer 🇺🇸 0 449 84ms 17 Apr 2025 881st Shanethegamer 🇺🇸 0 449 3ms 1 May 2025 881st Shanethegamer 🇺🇸 0 449 159ms 2 Jul 2025 881st HumanoidCPU 0 449 163ms 18 Aug 2025 881st HumanoidCPU 0 449 15ms 18 Aug 2025 881st HumanoidCPU 0 449 96ms 18 Aug 2025 881st HumanoidCPU 0 449 3ms 18 Aug 2025 881st HumanoidCPU 0 449 193ms 18 Aug 2025 891st Shanethegamer 🇺🇸 0 452 1,009ms 16 Apr 2025 891st Shanethegamer 🇺🇸 0 452 1ms 17 Apr 2025 891st HumanoidCPU 0 452 2ms 18 Aug 2025 891st HumanoidCPU 0 452 1,164ms 18 Aug 2025 895th Shanethegamer 🇺🇸 0 454 7ms 17 Apr 2025 895th HumanoidCPU 0 454 7ms 18 Aug 2025 897th Shanethegamer 🇺🇸 0 457 63ms 16 Apr 2025 897th HumanoidCPU 0 457 62ms 18 Aug 2025 899th Shanethegamer 🇺🇸 0 462 554ms 14 Apr 2025 899th HumanoidCPU 0 462 589ms 18 Aug 2025 First Prev 826–900 of 941 Next Last