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

    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Pangram Grep kmathis22 138
    Divisors Yax42 99
    γ JOrE20 1,020
    Tongue-twisters prestosilver 553
    Happy Numbers (Long) snoozingnewt 141
    Arrows dokutan 627
    Hexagonal Spiral bitsandbeyond 272
    Day of Week snoozingnewt 🥇 110
    Odious Numbers (Long) snoozingnewt 🥇 49
    Odious Numbers snoozingnewt 🥇 48
    Evil Numbers snoozingnewt 🥇 48
    Evil Numbers (Long) snoozingnewt 🥇 50
    Prime Numbers tomh1012 84
    Arrows snoozingnewt 137
    λ sean-niemann 🥈 239
    Zeckendorf Representation sean-niemann 102
    Scrambled Sort snoozingnewt 🥉 162
    Tower of Hanoi dokutan 77
    Niven Numbers snoozingnewt 🥇 53
    Pernicious Numbers snoozingnewt 🥇 47
    Star Wars Opening Crawl albanian-laundromat 🥈 496
    Lucky Numbers sean-niemann 🥈 77
    Tower of Hanoi DialFrost 67
    Tower of Hanoi sean-niemann 💎 65
    Spelling Numbers dokutan 🥉 1,026
    Lucky Tickets dokutan 5,318
    Van Eck Sequence KatieLG 1,727
    Vampire Numbers KatieLG 1,058
    Trinomial Triangle KatieLG 1,873
    Tongue-twisters KatieLG 516
    Smith Numbers KatieLG 1,676
    Sierpiński Triangle KatieLG 243
    Rule 110 KatieLG 2,132
    Recamán KatieLG 824
    Prime Numbers (Long) KatieLG 4,374
    Polyominoes KatieLG 1,393
    Pernicious Numbers (Long) KatieLG 14,227
    Pascal’s Triangle KatieLG 711
    Odious Numbers (Long) KatieLG 1,694
    Niven Numbers (Long) KatieLG 5,671
    N Queens KatieLG 🥉 1,210
    Mandelbrot KatieLG 624
    Lucky Numbers KatieLG 3,809
    Look and Say KatieLG 738
    Leap Years KatieLG 628
    Kolakoski Sequence KatieLG 367
    Inventory Sequence KatieLG 1,785
    Hilbert Curve KatieLG 983
    Gijswijt’s Sequence KatieLG 279
    Foo Fizz Buzz Bar KatieLG 1,587
    Fizz Buzz KatieLG 296
    Farey Sequence KatieLG 2,968
    Factorial Factorisation KatieLG 826
    Evil Numbers (Long) KatieLG 1,698
    Emirp Numbers (Long) KatieLG 1,040
    Divisors KatieLG 861
    Diamonds KatieLG 427
    Cubes KatieLG 896
    Collatz KatieLG 2,253
    Christmas Trees KatieLG 321
    Catalan Numbers KatieLG 2,710
    Ascending Primes KatieLG 474
    Arithmetic Numbers KatieLG 24,842
    Abundant Numbers (Long) KatieLG 863
    99 Bottles of Beer KatieLG 1,330
    24 Game KatieLG 5,262
    12 Days of Christmas KatieLG 2,131
    Tower of Hanoi KatieLG 3,598
    Tower of Hanoi CaedenHarper 74
    Tower of Hanoi HumanoidCPU 88
    Tutorial TheZwierzLF 88
    Farey Sequence snoozingnewt 109
    Emirp Numbers snoozingnewt 88
    Happy Numbers snoozingnewt 🥇 76
    Taxicab Numbers HumanoidCPU 4,181
    Taxicab Numbers Shanethegamer 4,181
    Fibonacci Andrey2001 48
    Tower of Hanoi albanian-laundromat 86
    Tower of Hanoi MeWhenI 70
    Divisors snoozingnewt 74