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

    Recent Solutions

    Hole Golfer Bytes Time Submitted
    Evil Numbers Andrey2001 77
    Prime Numbers (Long) Andrey2001 159
    Alphabetic Numbers CaedenHarper 3,902
    Arabic to Roman roelderickx 💎 196
    Arithmetic Numbers roelderickx 💎 131
    Collatz oaiqjuy 199
    Leap Years Steffan153 🥈 65
    99 Bottles of Beer Jonson26 513
    Day of Week Steffan153 🥇 97
    Alphabetic Numbers LostSyntax21 💎 350
    Alphabetic Numbers KatieLG 🥈 800
    Fizz Buzz Jonson26 157
    Foo Fizz Buzz Bar Jonson26 206
    Fibonacci Jonson26 99
    Ulam Sequence HumanoidCPU 1,100
    Alphabetic Numbers dokutan 🥉 3,066
    Ulam Sequence Shanethegamer 1,100
    Partition Numbers KatieLG 🥉 326
    Niven Numbers (Long) emgordon154 97
    𝑒 roelderickx 630
    φ roelderickx 630
    π roelderickx 630
    Leap Years Lydxn 💎 62
    Prime Numbers Lydxn 🥇 66
    CSS Colors AidanWalter 2,434
    ln 2 roelderickx 627
    Kolakoski Constant roelderickx 🥉 622
    Catalan’s Constant roelderickx 🥉 628
    λ roelderickx 630
    γ roelderickx 🥉 630
    Dragon Curve UnderKoen 2,059
    Taxicab Numbers KatieLG 🥉 131
    Diamonds roelderickx 173
    Star Wars GPT roelderickx 💎 246
    Fibonacci Matter1024 88
    Quine scpchicken 🥇 67
    24 Game madeforlosers 12,439
    Quine aksyristos 🥇 67
    CSS Colors GolfingSuccess 2,833
    Taxicab Numbers dokutan 4,167
    Taxicab Numbers CaedenHarper 4,167
    Dragon Curve dokutan 4,850
    Taxicab Numbers roelderickx 🥇 111
    CSS Colors mrxz 3,796
    Kolakoski Sequence madeforlosers 2,007
    Pernicious Numbers (Long) Steffan153 💎 88
    Dragon Curve HumanoidCPU 10,280
    Dragon Curve Shanethegamer 10,280
    Evil Numbers madeforlosers 77
    Day of Week michelebastione 136
    Cubes madeforlosers 4,108
    Odious Numbers madeforlosers 80
    Evil Numbers (Long) madeforlosers 1,957
    Farey Sequence madeforlosers 4,361
    Odious Numbers (Long) madeforlosers 1,952
    Abundant Numbers madeforlosers 170
    Abundant Numbers (Long) madeforlosers 971
    Prime Numbers madeforlosers 78
    Look and Say madeforlosers 1,286
    Prime Numbers (Long) madeforlosers 5,955
    Divisors madeforlosers 1,173
    Foo Fizz Buzz Bar madeforlosers 5,726
    12 Days of Christmas madeforlosers 2,376
    Tongue-twisters madeforlosers 530
    Niven Numbers (Long) madeforlosers 7,445
    Fibonacci madeforlosers 141
    Collatz madeforlosers 3,233
    Niven Numbers madeforlosers 98
    Fizz Buzz madeforlosers 420
    Alphabetic Numbers Shanethegamer 3,902
    Levenshtein Distance KatieLG 1,019
    π voytxt 1,010
    Calendar roelderickx 💎 277
    Factorial Factorisation retrohun 869
    Tower of Hanoi scpchicken 106
    Ordinal Numbers GolfingSuccess 🥇 32
    24 Game roelderickx 💎 548
    Fibonacci roelderickx 69
    99 Bottles of Beer roelderickx 💎 277
    Gray Code Decoder roelderickx 💎 104
    Partition Numbers edsrzf 🥈 182
    Gray Code Encoder roelderickx 💎 86
    Gray Code Decoder Steffan153 🥈 114
    Abundant Numbers roelderickx 100
    Abundant Numbers (Long) roelderickx 🥇 100
    Gray Code Encoder UnderKoen 🥈 91
    Pernicious Numbers madex 197
    Pangram Grep Steffan153 86
    Transpose Sentence roelderickx 💎 139
    Niven Numbers GolfingSuccess 78
    Gray Code Encoder GolfingSuccess 🥉 111
    Gray Code Decoder GolfingSuccess 🥉 137
    Gray Code Decoder UnderKoen 139
    Set UnderKoen 💎 325
    Multitap Input UnderKoen 🥈 287
    Continued Fractions UnderKoen 💎 148
    Calendar UnderKoen 🥈 280
    Continued Fractions edsrzf 🥈 150
    π UnderKoen 🥈 585
    ln 2 UnderKoen 🥈 580