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 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 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 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 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 751st Upload-and-View 🇺🇦 149 458 10ms 9 Aug 2025 752nd KatieLG 🇬🇧 149 538 469ms 1 Nov 2024 753rd HumanoidCPU 148 456 2ms 1 Nov 2024 753rd dokutan 148 456 2ms 1 Nov 2024 753rd Shanethegamer 🇺🇸 148 456 1ms 1 Nov 2024 753rd CaedenHarper 🇨🇦 148 456 2ms 23 Jan 2025 757th KatieLG 🇬🇧 148 563 988ms 1 Nov 2024 758th HumanoidCPU 147 461 111ms 1 Nov 2024 758th KatieLG 🇬🇧 147 461 109ms 1 Nov 2024 758th Shanethegamer 🇺🇸 147 461 103ms 1 Nov 2024 758th dokutan 147 461 119ms 1 Nov 2024 758th MeWhenI 🇻🇦 147 461 116ms 2 Nov 2024 758th CaedenHarper 🇨🇦 147 461 115ms 24 Jan 2025 764th JunkIce 144 449 1,592ms 3 Dec 2024 765th HumanoidCPU 143 452 373ms 1 Nov 2024 765th Shanethegamer 🇺🇸 143 452 387ms 1 Nov 2024 765th Babafaba 143 452 384ms 4 hours ago 768th HumanoidCPU 141 446 68ms 1 Nov 2024 768th Shanethegamer 🇺🇸 141 446 70ms 1 Nov 2024 768th MeWhenI 🇻🇦 141 446 73ms 2 Nov 2024 768th snoozingnewt 🇺🇸 141 446 69ms 3 Nov 2024 768th CaedenHarper 🇨🇦 141 446 72ms 16 Aug 2025 773rd dokutan 139 452 70ms 1 Nov 2024 774th emgordon154 139 602 1,830ms 12 Dec 2024 775th HumanoidCPU 136 575 46ms 9 Mar 2025 776th KatieLG 🇬🇧 135 516 73ms 1 Nov 2024 777th dokutan 133 473 1ms 1 Nov 2024 778th KatieLG 🇬🇧 133 475 2ms 1 Nov 2024 779th dokutan 133 483 2ms 21 Jun 2025 780th dokutan 133 591 56ms 1 Nov 2024 781st KatieLG 🇬🇧 132 515 100ms 1 Nov 2024 782nd HumanoidCPU 131 444 3ms 1 Nov 2024 782nd KatieLG 🇬🇧 131 444 3ms 1 Nov 2024 782nd Shanethegamer 🇺🇸 131 444 3ms 1 Nov 2024 782nd dokutan 131 444 3ms 1 Nov 2024 782nd MeWhenI 🇻🇦 131 444 3ms 2 Nov 2024 782nd CaedenHarper 🇨🇦 131 444 3ms 16 Aug 2025 788th KatieLG 🇬🇧 130 512 4ms 1 Nov 2024 789th KatieLG 🇬🇧 130 515 2ms 8 Jan 2025 790th HumanoidCPU 130 799 28ms 1 Nov 2024 791st KatieLG 🇬🇧 127 530 2ms 1 Nov 2024 792nd dokutan 126 439 35ms 21 Apr 2025 792nd olleicua 🇺🇸 126 439 36ms 12 Jun 2025 794th sciencejiho 126 532 2ms 12 Feb 2025 795th HumanoidCPU 125 513 2ms 1 Nov 2024 795th Shanethegamer 🇺🇸 125 513 2ms 1 Nov 2024 795th CaedenHarper 🇨🇦 125 513 1ms 23 Jan 2025 798th HumanoidCPU 124 445 33ms 1 Nov 2024 798th Shanethegamer 🇺🇸 124 445 36ms 1 Nov 2024 798th CaedenHarper 🇨🇦 124 445 34ms 16 Aug 2025 801st KatieLG 🇬🇧 124 515 4ms 1 Nov 2024 801st MeWhenI 🇻🇦 124 515 1ms 2 Nov 2024 803rd KatieLG 🇬🇧 122 517 66ms 1 Nov 2024 804th HumanoidCPU 122 518 2ms 1 Nov 2024 804th Shanethegamer 🇺🇸 122 518 2ms 1 Nov 2024 804th MeWhenI 🇻🇦 122 518 2ms 2 Nov 2024 804th CaedenHarper 🇨🇦 122 518 2ms 22 Jan 2025 808th HumanoidCPU 121 446 9ms 1 Nov 2024 808th dokutan 121 446 10ms 1 Nov 2024 808th KatieLG 🇬🇧 121 446 11ms 1 Nov 2024 808th MeWhenI 🇻🇦 121 446 11ms 2 Nov 2024 808th zakariamouhid 121 446 9ms 17 Nov 2024 808th Salutations45 121 446 10ms 22 Nov 2024 808th gigaprofisi 🇺🇸 121 446 9ms 20 Jun 2025 808th didion0 🇺🇸 121 446 9ms 26 Aug 2025 808th olleicua 🇺🇸 121 446 9ms 10 Sep 2025 817th iczelia 🇩🇪 121 447 9ms 11 days ago 818th Quadruplay 121 448 9ms 12 Jul 2025 819th dokutan 121 453 114ms 1 Nov 2024 819th Shanethegamer 🇺🇸 121 453 117ms 1 Nov 2024 819th KatieLG 🇬🇧 121 453 115ms 1 Nov 2024 819th MeWhenI 🇻🇦 121 453 114ms 2 Nov 2024 819th CaedenHarper 🇨🇦 121 453 114ms 24 Jan 2025 824th HumanoidCPU 117 446 1,005ms 1 Nov 2024 824th Shanethegamer 🇺🇸 117 446 998ms 1 Nov 2024 First Prev 751–825 of 948 Next Last