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

    MichalMarsalek (he/him) 🇨🇿

    73,819
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    104 / 121 Holes

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    11 Holes Authored

    12 Days of Christmas
    3,715th 1,888th 3,096th 1,302nd95th 2,911th 3,169th
    24 Game
    601st 561st 491st
    99 Bottles of Beer
    3,634th 3,346th 537th
    Abundant Numbers
    3,616th 3,516th 2,918th978th
    Abundant Numbers (Long)
    2,097th 2,098th 467th
    Arabic to Roman
    1,327th 749th
    Arithmetic Numbers
    1,587th 386th 1,539th 480th 98th
    Arrows
    Ascending Primes
    971st 416th 413th
    ASCII Table
    1,203rd 1,083rd 1,992nd 388th 1,070th
    brainfuck
    561st
    Catalan Numbers
    1,594th 1,748th 984th 900th
    Catalan’s Constant
    706th 1,012th 585th
    Christmas Trees
    281st 1,876th 1,011th 2,836th 397th160th 894th
    Collatz
    3,025th 736th 1,753rd 2,896th 403rd 120th
    CSS Colors
    1,180th 1st 539th
    Cubes
    835th 249th 1,134th 71st 220th
    Day of Week
    970th 1,173rd 487th 1,205th829th
    DFA Simulator
    166th 254th 147th 79th
    Diamonds
    551st 703rd 1,976th 222nd 620th
    Divisors
    5,004th 2,137th 5,160th 990th 28th
    Emirp Numbers
    1,525th 1,040th 910th 976th 1,163rd
    Emirp Numbers (Long)
    1,221st 525th 1,135th 557th 629th
    Emojify
    832nd
    Evil Numbers
    3,690th 4,289th 2,212th 1,357th
    Evil Numbers (Long)
    2,334th 2,228th 1,080th 762nd
    Factorial Factorisation
    715th 1,223rd 270th 1,082nd
    Farey Sequence
    628th 507th
    Fibonacci
    8,494th4,444th4,050th 3,147th6,695th7,319th5,778th5,712th526th3,217th5,848th6,333rd 1,181st 6,141st
    Fizz Buzz
    12,779th 12,759th 5,476th 5,844th
    Foo Fizz Buzz Bar
    3,028th 3,159th 1,411th
    Forsyth–Edwards Notation
    210th 280th
    Fractions
    1,048th 504th 827th
    Game of Life
    463rd
    Gijswijt’s Sequence
    690th 650th 516th
    Happy Numbers
    2,043rd 991st 1,511th
    Happy Numbers (Long)
    1,640th 1,476th 670th 1,217th
    Hexdump
    266th
    Intersection
    515th
    Inventory Sequence
    1,215th 1,080th 623rd 594th
    ISBN
    1,363rd 610th 696th
    Jacobi Symbol
    401st 424th
    Kolakoski Constant
    1,440th 581st 626th
    Kolakoski Sequence
    1,293rd 1,320th 617th 1,000th
    Leap Years
    4,233rd 991st 3,146th 2,636th1,895th 603rd
    Levenshtein Distance
    327th
    Leyland Numbers
    1,241st 1,211th
    ln 2
    923rd 1,157th 726th
    Look and Say
    1,702nd 1,348th 768th
    Lucky Numbers
    1,066th 966th 337th 587th
    Lucky Tickets
    413th
    Mandelbrot
    712th
    Maze
    329th
    Medal Tally
    383rd 274th 263rd
    Morse Decoder
    Morse Encoder
    475th
    Musical Chords
    237th 292nd
    N Queens
    249th 252nd
    Niven Numbers
    3,234th 773rd 3,164th 1,829th534th 636th
    Niven Numbers (Long)
    2,017th 1,946th 1,058th 1,271st
    Number Spiral
    1,261st 936th 525th
    Odious Numbers
    3,202nd 3,522nd 2,714th1,896th 1,383rd
    Odious Numbers (Long)
    2,132nd 1,997th 751st 699th
    Ordinal Numbers
    1,523rd 1,736th 592nd 1,059th
    Pangram Grep
    691st
    Pascal’s Triangle
    2,498th 2,792nd 429th 1,227th
    Pernicious Numbers
    2,487th 2,500th 1,773rd 1,677th
    Pernicious Numbers (Long)
    1,479th 1,326th 556th
    Poker
    343rd
    Polyominoes
    486th 229th 416th
    Prime Numbers
    3,647th 4,616th 570th 655th
    Prime Numbers (Long)
    2,577th 2,582nd 1,084th 1,996th
    Proximity Grid
    351st
    QR Decoder
    291st
    Quine
    1,948th 2,809th 529th
    Recamán
    1,551st 1,440th 205th 511th
    Repeating Decimals
    246th
    Reverse Polish Notation
    554th 600th
    Reversi
    383rd
    Rijndael S-box
    1,131st 525th 748th
    Rock-paper-scissors-Spock-lizard
    269th
    Roman to Arabic
    674th 521st
    Rule 110
    1,453rd 1,363rd 359th
    Seven Segment
    332nd
    SI Units
    138th 266th 161st
    Sierpiński Triangle
    1,689th 1,580th 272nd 738th
    Smith Numbers
    916th 821st 309th 440th
    Spelling Numbers
    244th 238th 615th
    Star Wars Opening Crawl
    116th
    Sudoku
    52nd
    Sudoku (Fill-in)
    187th
    Ten-pin Bowling
    378th
    Time Distance
    165th 51st 180th
    Tongue-twisters
    1,786th 569th 355th 567th
    Transpose Sentence
    322nd 487th 74th
    United States
    Vampire Numbers
    751st 498th 145th 415th
    Van Eck Sequence
    1,301st 1,183rd 322nd 789th
    Zodiac Signs
    144th 265th
    γ
    438th 229th 352nd
    λ
    1,091st 564th 102nd 347th
    π
    3,672nd1,812th2,598th2,374th2,218th 2,705th 3,274th3,733rd2,297th1,414th 2,630th 2,120th 3,537th3,631st
    τ
    1,145th 1,612th 988th
    φ
    1,641st 1,807th 1,157th 453rd
    √2
    1,942nd 1,818th 1,335th 472nd
    𝑒
    1,786th 2,144th 1,346th 2,170th