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    The Minesweeper hole will go live in approximately . Why not try and solve it ahead of time?

    Recent Solutions

    Hole Golfer Chars Time Submitted
    Tutorial Openstreetmapler 65
    Tower of Hanoi Shanethegamer 3,577
    Farey Sequence namelessiw 48
    Gray Code Decoder namelessiw 13
    Zeckendorf Representation namelessiw 22
    Forsyth–Edwards Notation namelessiw 56
    Ellipse Perimeters namelessiw 20
    Gray Code Encoder Shanethegamer 5
    Ellipse Perimeters Shanethegamer 19
    Ascending Primes namelessiw 9
    Foo Fizz Buzz Bar namelessiw 27
    Fizz Buzz namelessiw 23
    CSS Colors namelessiw 330
    Highly Composite Numbers namelessiw 60
    Tutorial Babafaba 18
    Mandelbrot namelessiw 101
    Kolakoski Sequence namelessiw 29
    Diamonds namelessiw 19
    Gray Code Encoder namelessiw 5
    Sphenic Numbers namelessiw 16
    Semiprime Numbers namelessiw 10
    Collatz namelessiw 22
    √2 namelessiw 30
    Christmas Trees namelessiw 28
    Pascal’s Triangle namelessiw 15
    Happy Numbers (Long) namelessiw 16
    Happy Numbers namelessiw 16
    Levenshtein Distance namelessiw 8
    Quine namelessiw 14
    Quine snoozingnewt 13
    Arabic to Roman namelessiw 4
    Roman to Arabic namelessiw 4
    Look and Say namelessiw 11
    Pangram Grep namelessiw 8
    Card Number Validation namelessiw 18
    ISBN namelessiw 25
    Smith Numbers namelessiw 15
    Pernicious Numbers (Long) namelessiw 9
    Pernicious Numbers namelessiw 9
    Odious Numbers namelessiw 9
    Odious Numbers (Long) namelessiw 8
    Niven Numbers (Long) namelessiw 9
    Niven Numbers namelessiw 8
    Evil Numbers (Long) namelessiw 8
    Evil Numbers namelessiw 9
    Arithmetic Numbers namelessiw 11
    Abundant Numbers (Long) namelessiw 10
    Abundant Numbers namelessiw 11
    Factorial Factorisation namelessiw 21
    Fractions namelessiw 13
    Tongue-twisters namelessiw 344
    τ namelessiw 13
    𝑒 namelessiw 11
    π namelessiw 11
    Catalan Numbers namelessiw 10
    Leap Years namelessiw 22
    Fizz Buzz ovs-code 24
    Fibonacci ovs-code 5
    Arithmetic Numbers ovs-code 11
    Emirp Numbers (Long) ovs-code 12
    Emirp Numbers ovs-code 11
    Prime Numbers (Long) namelessiw 5
    Prime Numbers (Long) ovs-code 5
    Fibonacci namelessiw 5
    Prime Numbers ovs-code 4
    Abundant Numbers ovs-code 11
    Abundant Numbers (Long) ovs-code 10
    Divisors namelessiw 4
    Emirp Numbers (Long) namelessiw 13
    Emirp Numbers namelessiw 12
    Tutorial namelessiw 14
    Prime Numbers (Long) snoozingnewt 7
    Prime Numbers snoozingnewt 7
    Prime Numbers namelessiw 4
    Quine CaedenHarper 14