💎 Oldest diamonds (uncontested gold medals) in Common Lisp in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous Overall 💎 Diamond Deltas Most Tied 🥇 Golds Oldest 💎 Diamonds Oldest 🦄 Unicorns 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 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 All Languages ><> ALGOL 68 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 All Bytes Chars Overall 💎 Diamond Deltas Most Tied 🥇 Golds Oldest 💎 Diamonds Oldest 🦄 Unicorns Scoring All Bytes Chars Language All ><> ALGOL 68 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 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 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 # Golfer Hole Submitted 1st primo-ppcg 🇹🇭 Happy Numbers (Long) 22 Sep 2021 2nd primo-ppcg 🇹🇭 Jacobi Symbol 18 May 2022 3rd primo-ppcg 🇹🇭 Emirp Numbers (Long) 22 Jan 2023 4th AlephSquirrel CSS Colors 30 May 2023 5th kg583 🇺🇸 Gijswijt’s Sequence 22 Sep 2024 6th kg583 🇺🇸 Sierpiński Triangle 8 Oct 2024 7th kg583 🇺🇸 Foo Fizz Buzz Bar 11 Oct 2024 8th AlephSquirrel Rock-paper-scissors-Spock-lizard 21 Oct 2024 9th AlephSquirrel Ascending Primes 21 Oct 2024 10th AlephSquirrel Arrows 21 Oct 2024 11th AlephSquirrel Emojify 21 Oct 2024 12th AlephSquirrel United States 21 Oct 2024 13th kg583 🇺🇸 Niven Numbers (Long) 19 Dec 2024 14th kg583 🇺🇸 Factorial Factorisation 21 Dec 2024 15th zacjl Number Spiral 2 Jan 2025 16th zacjl Pascal’s Triangle 2 Jan 2025 17th zacjl Van Eck Sequence 20 Jan 2025 18th CLOStrophobic 🇮🇹 Time Distance 3 Feb 2025 19th kg583 🇺🇸 Lucky Numbers 16 Feb 2025 20th zacjl Kolakoski Constant 25 Feb 2025 21st zacjl ASCII Table 17 Mar 2025 22nd zacjl Partition Numbers 27 Mar 2025 23rd edsrzf 🇳🇿 Set 2 Apr 2025 24th edsrzf 🇳🇿 Fractions 3 Apr 2025 25th zacjl Kaprekar Numbers 14 Apr 2025 26th primo-ppcg 🇹🇭 Catalan’s Constant 16 Apr 2025 27th primo-ppcg 🇹🇭 γ 16 Apr 2025 28th CLOStrophobic 🇮🇹 Polyominoes 23 Apr 2025 29th kg583 🇺🇸 Smith Numbers 30 Apr 2025 30th kg583 🇺🇸 Mahjong 1 May 2025 31st edsrzf 🇳🇿 Ordinal Numbers 3 May 2025 32nd kg583 🇺🇸 Calendar 6 May 2025 33rd edsrzf 🇳🇿 Roman to Arabic 9 May 2025 34th kg583 🇺🇸 Repeating Decimals 12 May 2025 35th kg583 🇺🇸 Zeckendorf Representation 18 May 2025 36th edsrzf 🇳🇿 DFA Simulator 28 May 2025 37th edsrzf 🇳🇿 SI Units 28 May 2025 38th kg583 🇺🇸 Star Wars Opening Crawl 19 Jun 2025 39th Mukundan314 Tongue-twisters 1 Jul 2025 40th kg583 🇺🇸 Vampire Numbers 6 Jul 2025 41st kg583 🇺🇸 Zodiac Signs 8 Jul 2025 42nd edsrzf 🇳🇿 ROT13 9 Jul 2025 43rd kg583 🇺🇸 Rijndael S-box 16 Jul 2025 44th kg583 🇺🇸 Niven Numbers 26 Jul 2025 45th edsrzf 🇳🇿 Reverse Polish Notation 11 Aug 2025 46th kg583 🇺🇸 Leap Years 21 Aug 2025 47th kg583 🇺🇸 N Queens 25 Aug 2025 48th kg583 🇺🇸 Medal Tally 28 Aug 2025 49th edsrzf 🇳🇿 Hexdump 1 Sep 2025 50th edsrzf 🇳🇿 brainfuck 17 Sep 2025 51st edsrzf 🇳🇿 Scrambled Sort 17 Sep 2025 52nd edsrzf 🇳🇿 Game of Life 19 Sep 2025 53rd kg583 🇺🇸 Topological Sort 29 Sep 2025 54th edsrzf 🇳🇿 Transpose Sentence 30 Sep 2025 55th edsrzf 🇳🇿 Sudoku (Fill-in) 3 Oct 2025 56th edsrzf 🇳🇿 Proximity Grid 3 Oct 2025 57th kg583 🇺🇸 Prime Numbers 8 Oct 2025 58th edsrzf 🇳🇿 Poker 20 Oct 2025 59th GolfingSuccess 🇬🇷 Tower of Hanoi 3 Nov 2025 60th edsrzf 🇳🇿 Diamonds 14 Nov 2025 61st kg583 🇺🇸 Christmas Trees 17 Nov 2025 62nd edsrzf 🇳🇿 Musical Chords 24 Nov 2025 63rd edsrzf 🇳🇿 ISBN 27 Nov 2025 64th kg583 🇺🇸 Hilbert Curve 28 Nov 2025 65th edsrzf 🇳🇿 λ 7 Dec 2025 66th edsrzf 🇳🇿 Maze 10 Dec 2025 67th edsrzf 🇳🇿 Morse Decoder 12 Dec 2025 68th edsrzf 🇳🇿 Morse Encoder 13 Dec 2025 69th edsrzf 🇳🇿 24 Game 14 Dec 2025 70th kg583 🇺🇸 Billiards 15 Dec 2025 71st edsrzf 🇳🇿 QR Decoder 17 Dec 2025 72nd edsrzf 🇳🇿 Mandelbrot 18 Dec 2025 73rd edsrzf 🇳🇿 Arithmetic Numbers 25 Dec 2025 74th CLOStrophobic 🇮🇹 Ten-pin Bowling 29 Dec 2025 75th kg583 🇺🇸 Minesweeper 30 Dec 2025 76th kg583 🇺🇸 Cubes 15 Jan 2026 77th edsrzf 🇳🇿 Look and Say 20 Jan 2026 78th edsrzf 🇳🇿 PalindromemordnilaP 31 Jan 2026 79th edsrzf 🇳🇿 Reversi 2 Feb 2026 80th kg583 🇺🇸 Tic-tac-toe 27 days ago 1–80 of 87 Next Last