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 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 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 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 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 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 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 Bytes Time Submitted 675th KatieLG 🇬🇧 170 441 43ms 1 Nov 2024 675th Shanethegamer 🇺🇸 170 441 41ms 1 Nov 2024 675th MeWhenI 🇻🇦 170 441 35ms 2 Nov 2024 675th CaedenHarper 🇨🇦 170 441 40ms 25 Jan 2025 680th Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 681st MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 681st CaedenHarper 🇨🇦 170 472 477ms 24 Jan 2025 681st dokutan 170 472 390ms 15 days ago 684th HumanoidCPU 169 473 435ms 1 Nov 2024 685th HumanoidCPU 167 455 3ms 1 Nov 2024 685th dokutan 167 455 3ms 1 Nov 2024 685th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 685th Shanethegamer 🇺🇸 167 455 3ms 1 Nov 2024 685th MeWhenI 🇻🇦 167 455 3ms 2 Nov 2024 685th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 691st KatieLG 🇬🇧 167 472 46ms 1 Nov 2024 692nd Shanethegamer 🇺🇸 166 450 598ms 16 Apr 2025 692nd KatieLG 🇬🇧 166 450 602ms 20 Apr 2025 692nd dokutan 166 450 620ms 23 Jul 2025 692nd HumanoidCPU 166 450 601ms 18 Aug 2025 692nd MeWhenI 🇻🇦 166 450 598ms 15 Sep 2025 697th HumanoidCPU 166 458 335ms 1 Nov 2024 697th Shanethegamer 🇺🇸 166 458 429ms 1 Nov 2024 697th KatieLG 🇬🇧 166 458 317ms 1 Nov 2024 697th dokutan 166 458 478ms 1 Nov 2024 701st KatieLG 🇬🇧 166 487 329ms 24 Sep 2025 702nd HumanoidCPU 165 441 4ms 1 Nov 2024 702nd dokutan 165 441 4ms 1 Nov 2024 702nd KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 702nd Shanethegamer 🇺🇸 165 441 5ms 1 Nov 2024 702nd MeWhenI 🇻🇦 165 441 4ms 2 Nov 2024 702nd CaedenHarper 🇨🇦 165 441 4ms 31 Jan 2025 708th dokutan 165 445 2,641ms 1 Nov 2024 708th KatieLG 🇬🇧 165 445 2,596ms 1 Nov 2024 708th MeWhenI 🇻🇦 165 445 2,707ms 2 Nov 2024 708th CaedenHarper 🇨🇦 165 445 2,585ms 1 Feb 2025 712th HumanoidCPU 162 452 2,763ms 1 Nov 2024 712th Shanethegamer 🇺🇸 162 452 2,882ms 1 Nov 2024 712th Chinay-Domitrix 🇺🇸 162 452 2,586ms 9 Apr 2025 715th dokutan 158 318 53ms 1 Nov 2024 716th HumanoidCPU 158 657 29ms 17 days ago 717th CaedenHarper 🇨🇦 158 659 29ms 16 Aug 2025 718th KatieLG 🇬🇧 157 661 27ms 1 Nov 2024 719th KatieLG 🇬🇧 156 527 114ms 1 Nov 2024 720th HumanoidCPU 155 539 52ms 1 Nov 2024 721st Kokusui 🇯🇵 154 434 5ms 19 Nov 2024 722nd snoozingnewt 🇺🇸 154 476 2,979ms 27 Sep 2025 723rd dokutan 154 509 41ms 1 Nov 2024 723rd MeWhenI 🇻🇦 154 509 43ms 2 Nov 2024 723rd CaedenHarper 🇨🇦 154 509 56ms 22 Jan 2025 726th KatieLG 🇬🇧 154 510 38ms 1 Nov 2024 727th HumanoidCPU 153 454 61ms 1 Nov 2024 727th dokutan 153 454 64ms 1 Nov 2024 727th CaedenHarper 🇨🇦 153 454 63ms 16 Aug 2025 730th JunkIce 152 449 9ms 21 Nov 2024 731st Shanethegamer 🇺🇸 151 443 4ms 8 May 2025 732nd HumanoidCPU 151 448 111ms 1 Nov 2024 732nd dokutan 151 448 98ms 1 Nov 2024 732nd Shanethegamer 🇺🇸 151 448 112ms 1 Nov 2024 732nd MeWhenI 🇻🇦 151 448 95ms 2 Nov 2024 732nd CaedenHarper 🇨🇦 151 448 101ms 16 Aug 2025 737th HumanoidCPU 151 452 9ms 1 Nov 2024 737th GolfingSuccess 🇬🇷 151 452 9ms 1 Nov 2024 737th zbreit 🇺🇸 151 452 9ms 1 Nov 2024 737th Shanethegamer 🇺🇸 151 452 9ms 1 Nov 2024 737th madex 🇩🇪 151 452 9ms 1 Nov 2024 737th jtaxen 151 452 9ms 1 Nov 2024 737th Stockoh 🇫🇷 151 452 10ms 4 Nov 2024 737th evan18c 151 452 9ms 7 Nov 2024 737th roguh 🇬🇹 151 452 9ms 27 Nov 2024 737th mathisfun271 151 452 10ms 25 Jan 2025 737th moustave 151 452 9ms 9 Apr 2025 737th SectorCorruptor 151 452 9ms 24 Jul 2025 737th vgamula 🇺🇦 151 452 14ms 25 Jul 2025 737th Unknownuserfrommars 151 452 9ms 5 Aug 2025 First Prev 676–750 of 969 Next Last