Diamonds 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 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 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 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 Chars Time Submitted 526th yokasuretsu 678 54 133ms 21 Jun 2018 527th jacklynnepenick 678 81 16ms 20 Aug 2021 528th cbrt-x 678 115 126ms 4 Oct 2023 529th bendiscz 678 157 254ms 18 Apr 2020 530th emplv 🇱🇻 675 93 4ms 3 Oct 2023 531st jacobly0 🇺🇸 675 227 1,678ms 22 Apr 2024 532nd steffan-polygolf 674 116 253ms 7 Mar 2024 533rd edsrzf 🇳🇿 674 123 13ms 15 Feb 2025 534th elgan65536 674 138 135ms 22 Oct 2023 535th pilaf 🇦🇷 673 97 1,122ms 6 Apr 2022 535th Andriamanitra 🇫🇮 673 97 1,105ms 2 Jan 2024 537th RockOfStone 672 120 2ms 9 Mar 2024 538th janbehrens 🇩🇪 672 127 348ms 17 Apr 2025 538th MeWhenI 🇻🇦 672 127 376ms 19 Jun 2025 540th dcgjb 671 71 221ms 4 Jun 2024 541st prplz 🇦🇺 670 137 522ms 20 Oct 2020 542nd daedals 669 82 16ms 19 Jun 2019 542nd FlorianCassayre 🇫🇷 669 82 13ms 24 May 2024 542nd HumanoidCPU 669 82 10ms 9 May 2025 545th SirBogman 🇺🇸 667 39 37ms 11 Nov 2022 545th T193R-W00D5 667 39 53ms 21 Apr 2025 547th cake287 666 117 127ms 15 Jan 2023 548th Phil-RGOMEGA 666 121 2ms 31 May 2023 549th bzijlema 🇳🇱 666 160 269ms 30 Jan 2024 550th MeWhenI 🇻🇦 665 110 47ms 29 Apr 2025 551st Shanethegamer 🇺🇸 665 138 99ms 29 Apr 2022 552nd Shanethegamer 🇺🇸 663 125 14ms 14 Jun 2024 553rd rak1507 🇬🇧 662 55 32ms 21 Feb 2022 554th Feniske 🇫🇷 662 72 211ms 10 Nov 2023 555th emgordon154 662 88 125ms 6 Sep 2024 556th primo-ppcg 🇹🇭 662 117 124ms 1 May 2023 557th MeWhenI 🇻🇦 662 119 107ms 15 Oct 2022 558th aposteriorist 🇨🇦 662 136 463ms 4 Mar 2022 559th Bonjour27891 🇻🇳 661 83 10ms 15 Jul 2022 559th SB-945 661 83 9ms 17 Apr 2024 559th solisolu 661 83 10ms 8 days ago 562nd Grrisly 661 116 2ms 7 Nov 2023 563rd kops-cg 661 118 132ms 14 Apr 2021 564th stefangimmillaro 660 109 8ms 17 Oct 2023 564th KrausRaus 🇺🇸 660 109 9ms 13 Dec 2023 564th olleicua 🇺🇸 660 109 9ms 5 Feb 2024 564th junkondo-jp 660 109 9ms 30 Jun 2024 564th targrik 660 109 8ms 8 Jun 2025 569th MateuszPietrzak 🇵🇱 660 138 2,259ms 17 Nov 2023 570th Babafaba 658 79 356ms 2 days ago 571st clockworknazo 656 87 3ms 15 Nov 2022 571st dokutan 656 87 337ms 30 Apr 2024 573rd bendapootie 655 117 3ms 10 Jul 2020 574th Natanaelel 🇸🇪 654 49 2ms 20 Jul 2023 574th lifthrasiir 🇰🇷 654 49 3ms 28 Nov 2024 576th alexkunin 654 110 9ms 6 Jul 2019 576th Yax42 🇫🇷 654 110 8ms 6 Sep 2025 578th juan-cazalvilla 653 84 11ms 1 Aug 2022 578th kops-cg 653 84 15ms 26 Feb 2025 580th lukechampine 653 163 255ms 19 Apr 2020 580th MeWhenI 🇻🇦 653 163 277ms 10 Feb 2023 582nd ovs-code 🇩🇪 652 108 79ms 12 Sep 2024 583rd stefangimmillaro 651 131 340ms 15 Jun 2025 584th primo-ppcg 🇹🇭 651 151 336ms 25 Sep 2020 585th ovs-code 🇩🇪 650 40 44ms 25 Feb 2025 586th SirBogman 🇺🇸 650 80 566ms 15 Jan 2024 586th Shanethegamer 🇺🇸 650 80 355ms 16 Jan 2024 588th DaCoolOne 650 124 2ms 21 Nov 2019 588th frosster 650 124 2ms 12 days ago 590th minetoblend 650 133 2,078ms 9 Oct 2025 591st stefangimmillaro 650 143 155ms 29 Oct 2023 592nd GrayJoKing 🇦🇺 649 70 33ms 28 May 2021 593rd alexsave 648 111 9ms 37 hours ago 594th emgordon154 647 237 1,588ms 17 Sep 2025 595th marcin7Cd 646 85 15ms 1 Jan 2021 595th aposteriorist 🇨🇦 646 85 9ms 28 Jan 2022 595th keelimeguy 🇺🇸 646 85 9ms 7 May 2025 598th Shanethegamer 🇺🇸 645 125 2ms 24 Jan 2024 599th boxjelly 644 121 154ms 5 Jan 2021 600th Steffan153 🇫🇮 643 153 326ms 16 Feb 2023 First Prev 526–600 of 2,366 Next Last