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    The Semiprime Numbers and Sphenic Numbers holes will go live in approximately . Why not try and solve them ahead of time?

    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Semiprime Numbers Andrey2001 185
    Happy Numbers snoozingnewt 107
    Emirp Numbers snoozingnewt 107
    Kolakoski Sequence snoozingnewt 83
    Semiprime Numbers tailorspy 100
    Sphenic Numbers tailorspy 116
    Rule 110 MostParsingVex 115
    Fibonacci peter-c-978 96
    Foo Fizz Buzz Bar peter-c-978 182
    Fizz Buzz peter-c-978 149
    Tongue-twisters peter-c-978 482
    Foo Fizz Buzz Bar MostParsingVex 131
    Niven Numbers (Long) MostParsingVex 96
    Chess Move Validation scpchicken 159
    12 Days of Christmas QwQsCzYyA 568
    Prime Numbers gw280 76
    Collatz snoozingnewt 98
    Quine xiaoyiming123 104
    Vampire Numbers JGoorski 288
    Morse Decoder jonmeow 212
    Fizz Buzz spectral54 96
    Morse Encoder JayXon 🥈 148
    Fizz Buzz jonmeow 96
    Morse Decoder spectral54 220
    Taxicab Numbers DialFrost 105
    Nim snoozingnewt 139
    Fizz Buzz gw280 96
    Leap Years snoozingnewt 73
    Morse Encoder spectral54 💎 147
    Tower of Hanoi DialFrost 🥇 84
    Look and Say jonmeow 174
    Morse Encoder gw280 177
    Leap Years JGoorski 88
    Abundant Numbers (Long) snoozingnewt 91
    ROT13 jonmeow 162
    Morse Encoder jonmeow 491
    Vampire Numbers jonmeow 1,237
    Niven Numbers (Long) Herbert00709 83
    Morse Encoder JGoorski 256
    Repeating Decimals MostParsingVex 286
    Sierpiński Triangle MostParsingVex 97
    brainfuck IlkkaTakala 245
    Transpose Sentence snoozingnewt 136
    Inventory Sequence jonmeow 87
    Sudoku MostParsingVex 497
    Abundant Numbers snoozingnewt 95
    Game of Life IlkkaTakala 200
    Farey Sequence snoozingnewt 95
    Tower of Hanoi snoozingnewt 🥇 84
    Inventory Sequence atubbs 🥉 84
    Inventory Sequence tailorspy 85
    Inventory Sequence spectral54 🥇 83
    Fractions MostParsingVex 129
    Niven Numbers tailorspy 70
    12 Days of Christmas cnierm 569
    Tutorial cnierm 164
    Morse Encoder msbranicky 694
    SI Units madex 💎 428
    Chess Move Validation tailorspy 162
    Poker TeodorDyakov 327
    Chess Move Validation spectral54 152
    Morse Encoder madex 181
    Morse Encoder kasarino 475
    Morse Decoder viv511 196
    Trinomial Triangle snoozingnewt 126
    Pascal’s Triangle snoozingnewt 93
    Partition Numbers snoozingnewt 99
    Diamonds MostParsingVex 119
    Pangram Grep snoozingnewt 98
    Number Spiral snoozingnewt 137
    Abundant Numbers (Long) Emutis 122
    Abundant Numbers Emutis 121
    Evil Numbers (Long) snoozingnewt 🥇 70
    Fizz Buzz o0lit3 114
    Prime Numbers (Long) snoozingnewt 81
    Prime Numbers snoozingnewt 80
    Set huagaohan 🥉 182
    Taxicab Numbers snoozingnewt 116
    Pernicious Numbers (Long) snoozingnewt 80
    Triangular Numbers Lydxn 61
    Odious Numbers (Long) snoozingnewt 73
    Odious Numbers snoozingnewt 72
    Evil Numbers snoozingnewt 73
    Divisors snoozingnewt 89
    Abundant Numbers huagaohan 88
    Niven Numbers snoozingnewt 70
    Niven Numbers (Long) snoozingnewt 84
    Mandelbrot MostParsingVex 162
    Ordinal Numbers Herbert00709 129
    Divisors kevinnaviapaiva 185
    Chess Move Validation MostParsingVex 146
    Topological Sort KasperKivimaeki 💎 176
    Prime Numbers KasperKivimaeki 🥇 73
    Prime Numbers (Long) Herbert00709 🥇 76
    Prime Numbers Herbert00709 75
    Tutorial KasperKivimaeki 92
    12 Days of Christmas stroeren 619
    12 Days of Christmas Zestbed 614
    Tutorial NuuttiKurhela 187
    Card Number Validation MostParsingVex 119