Kaprekar Numbers in all languages in chars. 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 Chars Time 301st AlephSquirrel 630 96 1 Nov 2024 302nd Carlettos1 630 130 30 Nov 2024 303rd targrik 629 86 24 Feb 2025 303rd CaedenHarper 🇨🇦 629 86 2 Sep 2025 305th MeWhenI 🇻🇦 623 131 2 Nov 2024 306th stefangimmillaro 619 100 7 Nov 2024 307th blaztoma 🇱🇹 617 109 13 days ago 308th Shanethegamer 🇺🇸 614 133 18 days ago 308th Schmitt-Very-Cool 614 133 13 days ago 310th snoozingnewt 🇺🇸 614 136 64 mins ago 311th luuumine 🇫🇷 612 110 2 days ago 311th Yax42 🇫🇷 612 110 46 hours ago 313th nwellnhof 🇩🇪 609 153 27 Jul 2025 314th KatieLG 🇬🇧 608 268 10 Nov 2024 315th targrik 607 110 20 Aug 2025 316th zbreit 🇺🇸 605 138 1 Nov 2024 316th rschwa6308 🇺🇸 605 138 9 Nov 2024 318th jared-hughes 601 90 23 Dec 2024 319th CaedenHarper 🇨🇦 601 103 10 Aug 2025 320th bac0id 597 140 10 Jan 2025 321st fourth-bit 595 104 5 Nov 2024 322nd CaedenHarper 🇨🇦 593 102 10 Aug 2025 323rd Yewzir 🇧🇪 590 129 22 Dec 2024 324th KrausRaus 🇺🇸 588 92 2 Nov 2024 325th emgordon154 584 106 9 May 2025 326th voytxt 🇨🇿 582 93 1 Nov 2024 327th snoozingnewt 🇺🇸 579 141 18 days ago 328th rucin93 🇵🇱 578 107 31 May 2025 329th SirBogman 🇺🇸 578 151 22 Jul 2025 330th MeWhenI 🇻🇦 573 108 6 Nov 2024 331st error256 572 117 1 Nov 2024 332nd YAJUE114514 572 178 30 Jul 2025 333rd MeWhenI 🇻🇦 570 106 6 Nov 2024 334th elgan65536 567 144 2 Nov 2024 335th snoozingnewt 🇺🇸 565 119 65 mins ago 336th h3ra993huskp 🇯🇵 559 146 8 Dec 2024 337th Natanaelel 🇸🇪 558 97 1 Nov 2024 337th madeforlosers 558 97 26 Aug 2025 339th bac0id 556 121 10 Jan 2025 340th duckyluuk 🇳🇱 552 98 3 Nov 2024 340th LukeBridges 🇬🇧 552 98 27 Nov 2024 342nd CaedenHarper 🇨🇦 550 506 16 Aug 2025 343rd ahmetdemirag 🇨🇾 548 113 12 Nov 2024 344th MeWhenI 🇻🇦 547 316 29 Dec 2024 345th fourth-bit 546 153 5 Nov 2024 346th ovs-code 🇩🇪 545 152 12 Nov 2024 347th lifthrasiir 🇰🇷 544 68 29 Nov 2024 348th emgordon154 544 111 9 May 2025 349th Jonatan6 🇩🇰 543 124 3 Nov 2024 350th MeWhenI 🇻🇦 539 245 9 Feb 2025 351st error256 538 115 1 Nov 2024 352nd retrohun 538 299 2 Nov 2024 353rd KatieLG 🇬🇧 536 161 1 Nov 2024 354th msbranicky 535 137 11 Jan 2025 355th error256 533 248 19 Jan 2025 356th yoshykai 530 154 27 Mar 2025 357th emplv 🇱🇻 525 103 4 Jul 2025 358th aksyristos 523 104 1 Nov 2024 359th sidok 522 97 13 Nov 2024 360th SirBogman 🇺🇸 512 82 8 Jul 2025 361st aksyristos 512 163 1 Nov 2024 362nd Shanethegamer 🇺🇸 506 107 1 Nov 2024 363rd tatzyr 🇯🇵 504 108 15 Apr 2025 364th luuumine 🇫🇷 503 123 5 days ago 365th Yewzir 🇧🇪 501 160 12 Dec 2024 366th bac0id 501 163 9 Jan 2025 367th stefangimmillaro 497 1,162 11 Nov 2024 368th elgan65536 495 125 9 Nov 2024 369th snoozingnewt 🇺🇸 492 110 14 days ago 370th Andrey-Plotnikov 487 111 6 Nov 2024 371st SirBogman 🇺🇸 480 194 22 Jul 2025 372nd MeWhenI 🇻🇦 479 145 10 Feb 2025 373rd dokutan 477 1,212 1 Nov 2024 374th elgan65536 476 1,214 2 Nov 2024 375th GrayJoKing 🇦🇺 474 184 12 Apr 2025 First Prev 301–375 of 929 Next Last