💎 Oldest diamonds (uncontested gold medals) in Scheme 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 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 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 All Bytes Chars Overall 💎 Diamond Deltas Most Tied 🥇 Golds Oldest 💎 Diamonds Oldest 🦄 Unicorns Scoring All 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 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 # Golfer Hole Submitted 1st edsrzf 🇳🇿 Poker 15 Oct 2024 2nd edsrzf 🇳🇿 CSS Colors 10 Jan 2025 3rd edsrzf 🇳🇿 Roman to Arabic 3 Feb 2025 4th MeWhenI 🇻🇦 Niven Numbers (Long) 11 Feb 2025 5th MeWhenI 🇻🇦 QR Decoder 13 Feb 2025 6th zacjl Kolakoski Sequence 13 Feb 2025 7th zacjl Look and Say 13 Feb 2025 8th zacjl Lucky Tickets 13 Feb 2025 9th kg583 🇺🇸 Abundant Numbers (Long) 13 Feb 2025 10th kg583 🇺🇸 Arithmetic Numbers 13 Feb 2025 11th kg583 🇺🇸 Billiards 13 Feb 2025 12th kg583 🇺🇸 Van Eck Sequence 14 Feb 2025 13th kg583 🇺🇸 Factorial Factorisation 14 Feb 2025 14th kg583 🇺🇸 Gijswijt’s Sequence 14 Feb 2025 15th kg583 🇺🇸 Repeating Decimals 14 Feb 2025 16th edsrzf 🇳🇿 SI Units 14 Feb 2025 17th zacjl Kaprekar Numbers 14 Feb 2025 18th edsrzf 🇳🇿 United States 16 Feb 2025 19th kg583 🇺🇸 Lucky Numbers 16 Feb 2025 20th edsrzf 🇳🇿 Tongue-twisters 19 Feb 2025 21st edsrzf 🇳🇿 Rock-paper-scissors-Spock-lizard 21 Feb 2025 22nd zacjl ASCII Table 10 Mar 2025 23rd kg583 🇺🇸 99 Bottles of Beer 15 Mar 2025 24th kg583 🇺🇸 Christmas Trees 20 Mar 2025 25th kg583 🇺🇸 Catalan’s Constant 26 Mar 2025 26th zacjl Partition Numbers 27 Mar 2025 27th edsrzf 🇳🇿 Set 6 Apr 2025 28th kg583 🇺🇸 24 Game 18 Apr 2025 29th kg583 🇺🇸 Star Wars Opening Crawl 22 Apr 2025 30th edsrzf 🇳🇿 Star Wars GPT 1 May 2025 31st kg583 🇺🇸 Cubes 3 May 2025 32nd edsrzf 🇳🇿 Gray Code Decoder 9 May 2025 33rd edsrzf 🇳🇿 Ordinal Numbers 14 May 2025 34th zacjl π 16 May 2025 35th zacjl τ 16 May 2025 36th zacjl Kolakoski Constant 16 May 2025 37th kg583 🇺🇸 Sudoku 30 May 2025 38th edsrzf 🇳🇿 Scrambled Sort 1 Jun 2025 39th edsrzf 🇳🇿 Rijndael S-box 15 Jun 2025 40th edsrzf 🇳🇿 Proximity Grid 17 Jun 2025 41st kg583 🇺🇸 Forsyth–Edwards Notation 23 Jun 2025 42nd edsrzf 🇳🇿 Mandelbrot 1 Jul 2025 43rd edsrzf 🇳🇿 Tic-tac-toe 6 Jul 2025 44th kg583 🇺🇸 Zodiac Signs 8 Jul 2025 45th edsrzf 🇳🇿 Hexdump 12 Jul 2025 46th edsrzf 🇳🇿 DFA Simulator 20 Jul 2025 47th kg583 🇺🇸 Mahjong 14 Aug 2025 48th edsrzf 🇳🇿 Topological Sort 14 Aug 2025 49th edsrzf 🇳🇿 Transpose Sentence 21 Aug 2025 50th edsrzf 🇳🇿 Game of Life 19 Sep 2025 51st edsrzf 🇳🇿 Sudoku (Fill-in) 3 Oct 2025 52nd kg583 🇺🇸 brainfuck 26 Oct 2025 53rd kg583 🇺🇸 Medal Tally 28 Oct 2025 54th kg583 🇺🇸 Reversi 1 Nov 2025 55th edsrzf 🇳🇿 Minesweeper 5 Nov 2025 56th kg583 🇺🇸 Reverse Polish Notation 10 Nov 2025 57th edsrzf 🇳🇿 Diamonds 13 Nov 2025 58th edsrzf 🇳🇿 Musical Chords 24 Nov 2025 59th edsrzf 🇳🇿 Intersection 29 Nov 2025 60th kg583 🇺🇸 Hilbert Curve 29 Nov 2025 61st edsrzf 🇳🇿 ln 2 3 Dec 2025 62nd edsrzf 🇳🇿 Emojify 4 Dec 2025 63rd edsrzf 🇳🇿 λ 8 Dec 2025 64th edsrzf 🇳🇿 Maze 10 Dec 2025 65th kg583 🇺🇸 Polyominoes 10 Dec 2025 66th edsrzf 🇳🇿 Seven Segment 10 Dec 2025 67th edsrzf 🇳🇿 Vampire Numbers 12 Dec 2025 68th kg583 🇺🇸 ROT13 20 Dec 2025 69th edsrzf 🇳🇿 Abundant Numbers 21 Dec 2025 70th edsrzf 🇳🇿 Happy Numbers 21 Dec 2025 71st kg583 🇺🇸 γ 24 Dec 2025 72nd edsrzf 🇳🇿 Pernicious Numbers (Long) 24 Dec 2025 73rd edsrzf 🇳🇿 Smith Numbers 28 Dec 2025 74th edsrzf 🇳🇿 Ten-pin Bowling 30 Dec 2025 75th edsrzf 🇳🇿 Day of Week 4 Jan 2026 76th edsrzf 🇳🇿 Multitap Input 29 Jan 2026 77th edsrzf 🇳🇿 Morse Decoder 4 Feb 2026 78th Steffan153 🇫🇮 Sierpiński Triangle 13 Feb 2026 79th edsrzf 🇳🇿 Arrows 18 Feb 2026 80th edsrzf 🇳🇿 Continued Fractions 3 Mar 2026 1–80 of 86 Next Last