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 301st fourth-bit 657 104 5 Nov 2024 302nd Shanethegamer 🇺🇸 655 80 1 Nov 2024 303rd lifthrasiir 🇰🇷 655 125 8 Nov 2024 304th kg583 🇺🇸 654 99 5 Nov 2024 305th DialFrost 🇸🇬 653 206 10 Jan 2025 306th lifthrasiir 🇰🇷 652 83 14 Nov 2024 307th Andrey135296 645 118 8 Nov 2024 308th DialFrost 🇸🇬 645 208 7 Nov 2024 309th Yax42 🇫🇷 643 127 8 days ago 310th stefangimmillaro 639 119 7 Nov 2024 311th CaedenHarper 🇨🇦 635 102 10 Aug 2025 312th bac0id 634 120 9 Jan 2025 313th MeWhenI 🇻🇦 633 108 6 Nov 2024 314th KatieLG 🇬🇧 633 439 1 Nov 2024 314th dokutan 633 439 1 Nov 2024 314th MeWhenI 🇻🇦 633 439 2 Nov 2024 314th Shanethegamer 🇺🇸 633 439 11 May 2025 318th Carlettos1 630 130 30 Nov 2024 319th targrik 629 86 24 Feb 2025 319th CaedenHarper 🇨🇦 629 86 2 Sep 2025 321st MeWhenI 🇻🇦 623 131 2 Nov 2024 322nd CornerMercury 🇬🇧 621 110 14 days ago 323rd blaztoma 🇱🇹 617 109 20 days ago 324th Shanethegamer 🇺🇸 614 133 25 days ago 324th Schmitt-Very-Cool 614 133 20 days ago 326th snoozingnewt 🇺🇸 614 136 7 days ago 327th MeWhenI 🇻🇦 611 106 6 Nov 2024 328th Yax42 🇫🇷 611 110 8 days ago 329th BREMAUCY 🇫🇷 609 442 24 Jan 2025 330th targrik 607 110 20 Aug 2025 331st ahmetdemirag 🇨🇾 605 113 12 Nov 2024 332nd zbreit 🇺🇸 605 138 1 Nov 2024 332nd rschwa6308 🇺🇸 605 138 9 Nov 2024 334th HumanoidCPU 605 445 12 Dec 2024 334th dokutan 605 445 12 Dec 2024 334th Yewzir 🇧🇪 605 445 18 Dec 2024 334th KatieLG 🇬🇧 605 445 3 Jan 2025 334th Shanethegamer 🇺🇸 605 445 12 Jan 2025 334th CaedenHarper 🇨🇦 605 445 16 Aug 2025 340th jared-hughes 601 90 23 Dec 2024 341st bac0id 597 140 10 Jan 2025 342nd error256 594 115 1 Nov 2024 343rd Yewzir 🇧🇪 590 129 22 Dec 2024 344th KrausRaus 🇺🇸 588 92 2 Nov 2024 345th voytxt 🇨🇿 582 93 1 Nov 2024 346th snoozingnewt 🇺🇸 579 141 25 days ago 347th AlephSquirrel 577 216 1 Nov 2024 348th error256 572 117 1 Nov 2024 349th YAJUE114514 572 178 30 Jul 2025 350th elgan65536 567 144 2 Nov 2024 351st snoozingnewt 🇺🇸 565 119 7 days ago 352nd h3ra993huskp 🇯🇵 559 146 8 Dec 2024 353rd SirBogman 🇺🇸 559 156 22 Jul 2025 354th Natanaelel 🇸🇪 558 97 1 Nov 2024 354th madeforlosers 558 97 26 Aug 2025 356th duckyluuk 🇳🇱 552 98 3 Nov 2024 356th LukeBridges 🇬🇧 552 98 27 Nov 2024 358th bac0id 551 122 10 Jan 2025 359th CaedenHarper 🇨🇦 550 506 16 Aug 2025 360th elgan65536 547 125 9 Nov 2024 361st fourth-bit 546 153 5 Nov 2024 362nd ovs-code 🇩🇪 545 152 12 Nov 2024 363rd lifthrasiir 🇰🇷 544 68 29 Nov 2024 364th Jonatan6 🇩🇰 542 124 3 Nov 2024 365th saito-ta 🇯🇵 540 646 1 Nov 2024 366th MeWhenI 🇻🇦 539 245 9 Feb 2025 367th retrohun 538 299 2 Nov 2024 368th sidok 535 98 13 Nov 2024 369th msbranicky 535 137 11 Jan 2025 370th aksyristos 531 104 1 Nov 2024 371st blaztoma 🇱🇹 530 99 6 days ago 372nd yoshykai 530 154 27 Mar 2025 373rd emplv 🇱🇻 525 103 4 Jul 2025 374th albanian-laundromat 514 133 4 Aug 2025 375th SirBogman 🇺🇸 512 82 8 Jul 2025 First Prev 301–375 of 938 Next Last