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    The Gray Code Decoder and Gray Code Encoder holes will go live in approximately . Why not try and solve them ahead of time?

    Rankings: Medals

    Most tied gold medals in Groovy in chars.

    # Hole Total
    1st Quine 19
    2nd Prime Numbers 12
    3rd Fibonacci 11
    4th Pernicious Numbers 10
    5th Niven Numbers (Long) 9
    6th Prime Numbers (Long) 8
    7th Fizz Buzz 7
    7th Foo Fizz Buzz Bar 7
    9th Day of Week 6
    9th Pernicious Numbers (Long) 6
    11th Abundant Numbers 5
    11th Abundant Numbers (Long) 5
    11th Arithmetic Numbers 5
    11th Christmas Trees 5
    11th Divisors 5
    11th Leap Years 5
    11th Niven Numbers 5
    11th Odious Numbers 5
    19th Farey Sequence 4
    19th Happy Numbers (Long) 4
    19th Odious Numbers (Long) 4
    19th Roman to Arabic 4
    19th ROT13 4
    19th Trinomial Triangle 4
    19th φ 4
    19th √2 4
    27th Card Number Validation 3
    27th Catalan Numbers 3
    27th Evil Numbers 3
    27th Evil Numbers (Long) 3
    27th Fractions 3
    27th Levenshtein Distance 3
    27th Leyland Numbers 3
    27th Look and Say 3
    27th Mandelbrot 3
    27th Pangram Grep 3
    27th Pascal’s Triangle 3
    27th Rule 110 3
    27th Tic-tac-toe 3
    27th Tower of Hanoi 3
    27th Zeckendorf Representation 3
    42nd 99 Bottles of Beer 2
    42nd ASCII Table 2
    42nd Diamonds 2
    42nd Emirp Numbers 2
    42nd Emojify 2
    42nd Factorial Factorisation 2
    42nd Gijswijt’s Sequence 2
    42nd Happy Numbers 2
    42nd Intersection 2
    42nd Inventory Sequence 2
    42nd Kolakoski Sequence 2
    42nd ln 2 2
    42nd Lucky Numbers 2
    42nd Maze 2
    42nd Musical Chords 2
    42nd Repeating Decimals 2
    42nd Reversi 2
    42nd Scrambled Sort 2
    42nd Sierpiński Triangle 2
    42nd United States 2
    42nd Van Eck Sequence 2
    42nd π 2
    64th 12 Days of Christmas 1
    64th 24 Game 1
    64th Arabic to Roman 1
    64th Arrows 1
    64th Ascending Primes 1
    64th Billiards 1
    64th brainfuck 1
    64th Calendar 1
    64th Catalan’s Constant 1
    64th Collatz 1
    64th Continued Fractions 1
    64th CSS Colors 1
    64th Cubes 1
    64th DFA Simulator 1
    64th Emirp Numbers (Long) 1
    64th Forsyth–Edwards Notation 1
    64th Game of Life 1