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ISBN in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 101st NewDefectus 🇮🇱 922 77 9ms 11 Jan 2022 101st dmrichwa 🇺🇸 922 77 12ms 27 Oct 2022 101st stefangabos 🇷🇴 922 77 10ms 19 May 2023 101st sebipopa 🇷🇴 922 77 10ms 22 May 2023 101st Shanethegamer 🇺🇸 922 77 10ms 4 Jul 2023 101st coreynash 922 77 11ms 19 Oct 2023 101st emgordon154 922 77 11ms 18 Mar 2026 108th GrayJoKing 🇦🇺 922 109 38ms 28 Jun 2024 109th GrayJoKing 🇦🇺 921 82 480ms 21 Jun 2024 109th pardouin 🇫🇷 921 82 639ms 4 Mar 2026 111th Yax42 🇫🇷 921 84 493ms 31 Jan 2025 112th bizy-coder 920 96 13ms 11 Mar 2026 113th Steffan153 🇫🇮 918 63 5ms 5 Mar 2026 114th Steffan153 🇫🇮 918 64 797ms 5 Mar 2026 114th edsrzf 🇳🇿 918 64 762ms 3 days ago 116th edsrzf 🇳🇿 917 111 6ms 27 Nov 2025 117th o0lit3 🇺🇸 915 51 4ms 11 Jan 2022 118th stefangimmillaro 915 117 456ms 6 Oct 2025 119th xsot 🇸🇬 914 92 5ms 22 May 2025 120th Lydxn 🇨🇦 914 95 2ms 26 Feb 2023 120th Steffan153 🇫🇮 914 95 2ms 9 Apr 2023 120th GrayJoKing 🇦🇺 914 95 2ms 18 Jul 2024 120th FlyingPenguin223 914 95 2ms 27 Oct 2024 120th frosster 🇨🇦 914 95 2ms 8 Feb 2026 125th JayXon 🇺🇸 914 101 1ms 21 May 2023 125th nwellnhof 🇩🇪 914 101 1ms 23 Jun 2023 127th SirBogman 🇺🇸 913 49 155ms 10 May 2022 127th ovs-code 🇩🇪 913 49 168ms 10 Feb 2023 129th HPWiz 🇳🇿 913 59 42ms 28 Jun 2022 130th MeWhenI 🇻🇦 913 143 39ms 29 Apr 2025 130th stefangimmillaro 913 143 39ms 10 Jul 2025 132nd ovs-code 🇩🇪 912 34 40ms 14 May 2024 133rd JayXon 🇺🇸 912 78 2,623ms 5 Mar 2026 134th duckyluuk 🇳🇱 911 78 11ms 4 Oct 2024 134th targrik 911 78 12ms 13 Feb 2025 134th Yax42 🇫🇷 911 78 14ms 13 Nov 2025 137th nwellnhof 🇩🇪 911 97 10ms 18 Jul 2023 137th ovs-code 🇩🇪 911 97 18ms 5 Jul 2024 137th 4atj 911 97 19ms 30 Jun 2025 140th tailorspy 910 122 62ms 11 Jul 2024 140th snyderek 🇺🇸 910 122 59ms 20 Jul 2024 140th zygoloid 910 122 63ms 7 Aug 2024 143rd Bubbler-4 908 48 33ms 15 Nov 2022 143rd stackofbears 908 48 32ms 27 Dec 2023 143rd 2bular 908 48 33ms 8 Mar 2026 146th Shanethegamer 🇺🇸 908 118 447ms 24 Sep 2025 147th Steffan153 🇫🇮 907 83 103ms 3 days ago 147th JayXon 🇺🇸 907 83 104ms 3 days ago 149th JohandeRuiter 🇳🇱 906 102 1ms 7 Jul 2024 150th Shanethegamer 🇺🇸 906 124 121ms 16 Jan 2022 150th lynn 906 124 124ms 16 Jan 2022 150th Sakisan 🇧🇪 906 124 126ms 12 Oct 2022 150th HPWiz 🇳🇿 906 124 120ms 31 Jan 2023 150th ovs-code 🇩🇪 906 124 125ms 13 May 2023 150th Lydxn 🇨🇦 906 124 125ms 3 Aug 2023 150th edsrzf 🇳🇿 906 124 118ms 19 Dec 2025 150th JayXon 🇺🇸 906 124 139ms 5 Mar 2026 158th JayXon 🇺🇸 906 134 154ms 1 Nov 2025 158th kumavale 906 134 167ms 1 Nov 2025 160th DialFrost 🇸🇬 905 57 21ms 11 Jan 2025 161st Waffle3z 905 96 2ms 11 Jan 2022 161st NickTheEASDude 🇺🇸 905 96 2ms 9 Apr 2024 161st MeepMoop 905 96 2ms 10 Apr 2025 164th xsot 🇸🇬 904 65 752ms 17 Feb 2026 164th sean-niemann 🇺🇸 904 65 867ms 5 Mar 2026 166th JayXon 🇺🇸 904 79 130ms 5 Mar 2026 167th Shanethegamer 🇺🇸 904 93 5ms 13 Nov 2023 167th DialFrost 🇸🇬 904 93 6ms 28 Jul 2024 167th sean-niemann 🇺🇸 904 93 6ms 19 Apr 2025 170th GrayJoKing 🇦🇺 903 64 5ms 17 Aug 2024 171st pardouin 🇫🇷 901 79 2,486ms 5 Mar 2026 172nd ovs-code 🇩🇪 901 90 65ms 12 Sep 2024 172nd error256 901 90 68ms 14 Feb 2025 172nd primo-ppcg 🇹🇭 901 90 62ms 5 Apr 2025 172nd sean-niemann 🇺🇸 901 90 64ms 14 May 2025 172nd Steffan153 🇫🇮 901 90 66ms 13 Feb 2026 177th btnlq 901 98 13ms 10 Jan 2022 177th primo-ppcg 🇹🇭 901 98 11ms 13 Jan 2022 177th m-tkach 🇺🇦 901 98 19ms 18 Jul 2023 177th sean-niemann 🇺🇸 901 98 19ms 28 Jan 2025 181st canissimia 🇦🇶 900 74 34ms 13 Jul 2022 182nd DialFrost 🇸🇬 900 119 468ms 24 Sep 2025 182nd Yewzir 🇧🇪 900 119 477ms 24 Sep 2025 182nd namelessiw 900 119 403ms 7 Oct 2025 185th JayXon 🇺🇸 900 148 335ms 11 Nov 2023 186th jared-hughes 899 79 10ms 12 Jan 2022 186th ZakkkkAttackkkk 🇵🇭 899 79 10ms 9 Jun 2022 186th ovs-code 🇩🇪 899 79 11ms 29 Sep 2023 186th uttumuttu 🇫🇮 899 79 10ms 21 Dec 2023 186th neel11235813 899 79 9ms 25 Mar 2024 186th levinwinter 899 79 10ms 21 Oct 2025 186th JOrE20 899 79 11ms 18 Feb 2026 186th DayDun 🇸🇪 899 79 10ms 21 days ago 194th Lydxn 🇨🇦 899 84 512ms 16 Jan 2024 195th JayXon 🇺🇸 899 102 436ms 23 Jul 2025 195th edsrzf 🇳🇿 899 102 487ms 12 Sep 2025 197th xnor-gate 899 125 143ms 11 Jan 2022 198th JayXon 🇺🇸 897 98 2ms 19 Feb 2024 198th sean-niemann 🇺🇸 897 98 2ms 19 Nov 2025 198th Steffan153 🇫🇮 897 98 2ms 5 Mar 2026 First Prev 101–200 of 1,639 Next Last