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    Recent Solutions

    Hole Golfer Chars Time Submitted
    Sudoku Gandalf-19 895
    Fizz Buzz Gandalf-19 135
    Sudoku scpchicken 951
    Sudoku Leeham06972452 💎 363
    Chess Move Validation zzh1996 🥉 123
    Sudoku joseprio 🥉 412
    Van Eck Sequence snoozingnewt 50
    Semiprime Numbers snoozingnewt 💎 87
    Sphenic Numbers snoozingnewt 🥈 84
    Sphenic Numbers saito-ta 💎 71
    Sphenic Numbers retrohun 196
    Tutorial Europe2048 35
    PalindromemordnilaP snoozingnewt 🥉 100
    Emirp Numbers snoozingnewt 88
    Niven Numbers JOrE20 44
    Kolakoski Sequence snoozingnewt 56
    Sphenic Numbers madex 🥉 99
    Semiprime Numbers madex 🥈 92
    Divisors joseprio 55
    Prime Numbers joseprio 54
    Niven Numbers joseprio 45
    Fizz Buzz joseprio 63
    Fibonacci joseprio 34
    Leap Years joseprio 44
    CSS Colors scpchicken 2,553
    Chess Move Validation scpchicken 163
    Collatz snoozingnewt 74
    Connect Four ar1hurgit 🥈 199
    Nim snoozingnewt 🥉 71
    Tower of Hanoi DialFrost 🥉 54
    Leap Years snoozingnewt 🥇 36
    Abundant Numbers snoozingnewt 67
    Abundant Numbers (Long) snoozingnewt 72
    Kaprekar Numbers rucin93 💎 116
    Transpose Sentence LostSyntax21 🥉 66
    Transpose Sentence snoozingnewt 💎 54
    Farey Sequence snoozingnewt 62
    Tower of Hanoi snoozingnewt 🥉 54
    Trinomial Triangle snoozingnewt 90
    Pascal’s Triangle snoozingnewt 65
    Pangram Grep snoozingnewt 53
    Partition Numbers snoozingnewt 64
    Number Spiral snoozingnewt 111
    Prime Numbers (Long) snoozingnewt 71
    Odious Numbers (Long) snoozingnewt 44
    Odious Numbers snoozingnewt 43
    Evil Numbers (Long) snoozingnewt 44
    Evil Numbers snoozingnewt 42
    Niven Numbers (Long) snoozingnewt 48
    Niven Numbers snoozingnewt 42
    Taxicab Numbers snoozingnewt 💎 74
    Pernicious Numbers (Long) snoozingnewt 55
    Gray Code Encoder snoozingnewt 🥉 47
    Gray Code Decoder snoozingnewt 40
    Narcissistic Numbers HumanoidCPU 844
    λ Brain-Boy-53 1,007
    Polygon Triangulations HumanoidCPU 4,318
    Triangular Numbers Europe2048 36
    Tower of Hanoi retrohun 59
    Triangular Numbers JOrE20 36
    Triangular Numbers albanian-laundromat 36
    Triangular Numbers Steffan153 27
    Triangular Numbers Shanethegamer 196
    Triangular Numbers HumanoidCPU 196
    Taxicab Numbers KatieLG 4,166
    Ulam Sequence KatieLG 1,099
    Fizz Buzz TomasRosenthal 106
    Snake retrohun 🥉 186
    Van Eck Sequence JOrE20 2,566
    Vampire Numbers JOrE20 1,082
    Ulam Sequence JOrE20 1,104
    Trinomial Triangle JOrE20 2,078
    Tower of Hanoi JOrE20 3,588
    Tongue-twisters JOrE20 543
    Taxicab Numbers JOrE20 4,171
    Smith Numbers JOrE20 1,835
    Sierpiński Triangle JOrE20 403
    Rule 110 JOrE20 10,111
    Recamán JOrE20 908
    Pernicious Numbers (Long) JOrE20 20,673
    Pernicious Numbers JOrE20 111
    Pascal’s Triangle JOrE20 780
    Partition Numbers JOrE20 658
    Odious Numbers (Long) JOrE20 1,956
    Odious Numbers JOrE20 84
    Number Spiral JOrE20 311
    Niven Numbers (Long) JOrE20 7,449
    N Queens JOrE20 1,257
    Lucky Numbers JOrE20 4,831
    Look and Say JOrE20 1,290
    Leyland Numbers JOrE20 897
    Kolakoski Sequence JOrE20 2,011
    Kaprekar Numbers JOrE20 451
    Inventory Sequence JOrE20 2,634
    Happy Numbers (Long) JOrE20 563
    Happy Numbers JOrE20 118
    Farey Sequence JOrE20 4,365
    Factorial Factorisation JOrE20 873
    Evil Numbers (Long) JOrE20 1,961
    Evil Numbers JOrE20 81