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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
    Alphabetic Numbers typeswitch-dev 💎 401
    Spelling Numbers typeswitch-dev 🥈 441
    99 Bottles of Beer typeswitch-dev 💎 268
    Leap Years denkyuu1 102
    Alphabetic Numbers CaedenHarper 🥈 4,900
    Tutorial zgialor-lab 72
    Fizz Buzz zgialor-lab 100
    Leap Years Steffan153 💎 51
    Quine scpchicken 15
    Fibonacci prestosilver 48
    Minesweeper retrohun 549
    Ulam Sequence HumanoidCPU 2,591
    Alphabetic Numbers KatieLG 9,904
    Alphabetic Numbers dokutan 🥈 4,900
    Sphenic Numbers albanian-laundromat 98
    Ulam Sequence Shanethegamer 1,347
    Continued Fractions AidanWalter 🥈 983
    Star Wars GPT AidanWalter 🦄 2,155
    Prime Numbers fuzzylojik-golf 🥈 52
    Gray Code Encoder zgialor-lab 🥈 69
    Sierpiński Triangle zgialor-lab 109
    Semiprime Numbers albanian-laundromat 115
    brainfuck zgialor-lab 288
    Reverse Polish Notation zgialor-lab 🥇 30
    99 Bottles of Beer madeforlosers 12,190
    24 Game madeforlosers 13,800
    Fibonacci sisyphus-ppcg 32
    Taxicab Numbers dokutan 🥇 4,649
    Nim albanian-laundromat 144
    Taxicab Numbers CaedenHarper 🥇 4,649
    Dragon Curve dokutan 10,532
    Kolakoski Sequence madeforlosers 2,006
    Dragon Curve HumanoidCPU 11,765
    Minesweeper albanian-laundromat 🥈 186
    Dragon Curve Shanethegamer 10,534
    Polyominoes albanian-laundromat 💎 2,392
    Rijndael S-box albanian-laundromat 💎 263
    𝑒 albanian-laundromat 128
    Kolakoski Constant albanian-laundromat 💎 171
    Evil Numbers madeforlosers 101
    Cubes albanian-laundromat 💎 250
    Cubes madeforlosers 4,218
    Odious Numbers madeforlosers 105
    Evil Numbers (Long) madeforlosers 2,457
    Farey Sequence madeforlosers 5,135
    Odious Numbers (Long) madeforlosers 2,451
    Abundant Numbers madeforlosers 215
    Abundant Numbers (Long) madeforlosers 1,216
    Prime Numbers madeforlosers 102
    Look and Say madeforlosers 1,305
    Prime Numbers (Long) madeforlosers 7,183
    Divisors madeforlosers 1,272
    Foo Fizz Buzz Bar madeforlosers 6,725
    12 Days of Christmas madeforlosers 2,488
    Tongue-twisters madeforlosers 543
    Niven Numbers (Long) madeforlosers 8,982
    Niven Numbers madeforlosers 130
    Fizz Buzz madeforlosers 519
    Quine zgialor-lab 🥇 14
    γ edsrzf 💎 552
    λ edsrzf 💎 550
    λ roelderickx 1,009
    Tutorial NameRandomString 217
    Alphabetic Numbers Shanethegamer 🥈 4,900
    Hilbert Curve MeWhenI 💎 797
    Leap Years prestosilver 66
    Collatz zgialor-lab 107
    Divisors zgialor-lab 64
    Tower of Hanoi scpchicken 93
    Prime Numbers zgialor-lab 63
    Fibonacci zgialor-lab 36
    Arithmetic Numbers zgialor-lab 100
    Musical Chords albanian-laundromat 💎 340
    Pernicious Numbers madex 124
    Kaprekar Numbers MostParsingVex 💎 231
    Leap Years fuzzylojik-golf 68
    Happy Numbers fuzzylojik-golf 99
    Happy Numbers (Long) fuzzylojik-golf 107
    Tutorial fuzzylojik-golf 66
    Gray Code Encoder fuzzylojik-golf 💎 60
    Prime Numbers (Long) fuzzylojik-golf 🥈 66
    Tower of Hanoi edsrzf 🥈 76
    Reversi albanian-laundromat 💎 249
    Reverse Polish Notation error256 38
    Minesweeper madex 342
    Tower of Hanoi fuzzylojik-golf 💎 70
    Minesweeper KatieLG 362
    Alphabetic Numbers HumanoidCPU 9,899
    ASCII Table edsrzf 125
    Zodiac Signs albanian-laundromat 🥉 197
    Tongue-twisters JOrE20 539
    Polyominoes JOrE20 🥉 2,412
    ln 2 JOrE20 1,007
    Tutorial janAkali 217
    Reverse Polish Notation albanian-laundromat 39
    Multitap Input albanian-laundromat 🦄 150
    Prime Numbers tomh1012 134
    Tutorial FortuiteMan 217
    Kaprekar Numbers JOrE20 🥈 512
    Tower of Hanoi JOrE20 2,630