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    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Kaprekar Numbers Gandalf-19 393
    Zodiac Signs Gandalf-19 309
    Topological Sort Gandalf-19 261
    Ten-pin Bowling Gandalf-19 332
    Proximity Grid Gandalf-19 505
    Maze Gandalf-19 484
    Hilbert Curve Gandalf-19 565
    Game of Life Gandalf-19 274
    Arrows Gandalf-19 296
    12 Days of Christmas Gandalf-19 540
    Vampire Numbers Gandalf-19 229
    United States Gandalf-19 898
    Tic-tac-toe Gandalf-19 198
    Rijndael S-box Gandalf-19 300
    N Queens Gandalf-19 177
    Musical Chords Gandalf-19 458
    Minesweeper Gandalf-19 266
    Mandelbrot Gandalf-19 167
    Emojify Gandalf-19 380
    Calendar Gandalf-19 380
    Zeckendorf Representation Gandalf-19 162
    Alphabetic Numbers Gandalf-19 443
    Spelling Numbers Gandalf-19 450
    φ Gandalf-19 72
    τ Gandalf-19 144
    π Gandalf-19 144
    γ Gandalf-19 211
    Yellowstone Permutation Gandalf-19 137
    Van Eck Sequence Gandalf-19 86
    Taxicab Numbers Gandalf-19 145
    Smith Numbers Gandalf-19 180
    Set Gandalf-19 169
    Scrambled Sort Gandalf-19 113
    Rule 110 Gandalf-19 137
    Repeating Decimals Gandalf-19 291
    Number Spiral Gandalf-19 214
    Nim Gandalf-19 171
    Morse Encoder Gandalf-19 390
    Morse Decoder Gandalf-19 393
    Kolakoski Constant Gandalf-19 134
    Intersection Gandalf-19 135
    Foo Fizz Buzz Bar Gandalf-19 105
    Continued Fractions Gandalf-19 236
    Christmas Trees Gandalf-19 109
    Catalan’s Constant Gandalf-19 329
    99 Bottles of Beer Gandalf-19 359
    Quine Gandalf-19 32
    Yellowstone Permutation 2Fabi1 219
    Reverse Polish Notation Gandalf-19 174
    ASCII Table Gandalf-19 144
    Ulam Sequence Gandalf-19 104
    Trinomial Triangle Gandalf-19 106
    Triangular Numbers Gandalf-19 40
    Transpose Sentence Gandalf-19 119
    Tower of Hanoi Gandalf-19 74
    Time Distance Gandalf-19 330
    Thue–Morse Constant Gandalf-19 88
    Suit Up Gandalf-19 177
    Sphenic Numbers Gandalf-19 144
    Smooth Numbers Gandalf-19 197
    Sierpiński Triangle Gandalf-19 88
    Seven Segment Gandalf-19 295
    Semiprime Numbers Gandalf-19 110
    ROT13 Gandalf-19 71
    Roman to Arabic Gandalf-19 152
    Rock-paper-scissors-Spock-lizard Gandalf-19 412
    Recamán Gandalf-19 101
    Prime Numbers Gandalf-19 64
    Prime Numbers (Long) Gandalf-19 77
    Pernicious Numbers Gandalf-19 67
    Pernicious Numbers (Long) Gandalf-19 72
    Pascal’s Triangle Gandalf-19 70
    Partition Numbers Gandalf-19 97
    Pangram Grep Gandalf-19 88
    PalindromemordnilaP Gandalf-19 113
    Ordinal Numbers Gandalf-19 124
    Odious Numbers Gandalf-19 52
    Odious Numbers (Long) Gandalf-19 53
    Niven Numbers Gandalf-19 60
    Niven Numbers (Long) Gandalf-19 62
    Narcissistic Numbers Gandalf-19 158
    Lucky Tickets Gandalf-19 199
    Lucky Numbers Gandalf-19 122
    Look and Say Gandalf-19 112
    ln 2 Gandalf-19 78
    Leyland Numbers Gandalf-19 108
    Levenshtein Distance Gandalf-19 193
    Leap Years Gandalf-19 67
    Kolakoski Sequence Gandalf-19 75
    Jacobi Symbol Gandalf-19 179
    ISBN Gandalf-19 136
    Inventory Sequence Gandalf-19 108
    Happy Numbers Gandalf-19 98
    Happy Numbers (Long) Gandalf-19 99
    Gray Code Encoder Gandalf-19 64
    Gray Code Decoder Gandalf-19 83
    Gijswijt’s Sequence Gandalf-19 163
    Fractions Gandalf-19 117
    Fizz Buzz Gandalf-19 62
    Fibonacci Gandalf-19 45