The Tic-tac-toe hole will go live in approximately . Why not try and solve it ahead of time?

Recent Solutions

Hole Golfer Bytes Submitted
Trinomial Triangle HumanoidCPU 2,072
Prime Numbers (Long) CaedenHarper 26
Prime Numbers CaedenHarper 25
Tic-tac-toe Natanaelel 67
Fibonacci desecaw13 43
Farey Sequence Natanaelel 🥉 51
Fractions Natanaelel 🥉 31
Catalan Numbers CaedenHarper 2,877
λ JunkIce 1,008
Fibonacci yokasuretsu 27
Ascending Primes primo-ppcg 🥉 42
Rijndael S-box CaedenHarper 773
𝑒 CaedenHarper 1,008
√2 CaedenHarper 1,008
φ CaedenHarper 1,008
τ CaedenHarper 1,008
π CaedenHarper 1,008
λ CaedenHarper 1,008
γ CaedenHarper 1,008
ln 2 CaedenHarper 1,008
Kolakoski Constant CaedenHarper 1,008
Factorial Factorisation CaedenHarper 867
Catalan’s Constant CaedenHarper 1,008
Quine CaedenHarper 27
Look and Say CaedenHarper 59
Prime Numbers (Long) sean-niemann 23
Prime Numbers sean-niemann 🥇 21
Foo Fizz Buzz Bar sean-niemann 65
Fizz Buzz sean-niemann 🥇 41
Smith Numbers Natanaelel 106
Fibonacci rucin93 24
Game of Life SirBogman 🥉 91
𝑒 madeforlosers 1,008
ROT13 nwellnhof 43
Hexagonal Spiral Shanethegamer 1,340
Emirp Numbers sean-niemann 42
Emirp Numbers (Long) sean-niemann 🥉 42
Fibonacci sean-niemann 🥇 19
ROT13 Natanaelel 44
12 Days of Christmas yokasuretsu 455
Repeating Decimals CaedenHarper 64
Tutorial CaedenHarper 37
Mandelbrot Shanethegamer 10,009
Highly Composite Numbers HumanoidCPU 397
Odd Polyomino Tiling Shanethegamer 21,436
ROT13 SirBogman 43
Hilbert Curve Shanethegamer 5,123
PalindromemordnilaP sean-niemann 🥇 40
Apéry’s Constant HumanoidCPU 1,008
ROT13 DialFrost 43
PalindromemordnilaP pardouin 41
ROT13 pardouin 🥇 39
ROT13 sisyphus-ppcg 🥇 39
Foo Fizz Buzz Bar yokasuretsu 69
Poker yokasuretsu 470
Evil Numbers (Long) yokasuretsu 37
Emirp Numbers (Long) yokasuretsu 50
Niven Numbers (Long) yokasuretsu 30
ROT13 lynn 🥇 39
Partition Numbers HumanoidCPU 652
Odious Numbers (Long) yokasuretsu 35
Tutorial HumanoidCPU 48
𝑒 Fishyfii 1,009
ROT13 ovs-code 🥇 39
π AidanWalter 1,008
Arrows yokasuretsu 215
Leap Years yokasuretsu 40
Highly Composite Numbers Shanethegamer 397
Odious Numbers (Long) DialFrost 30
Look and Say DialFrost 56
Emirp Numbers (Long) DialFrost 🥉 42
Emirp Numbers DialFrost 42
Apéry’s Constant Shanethegamer 841
Billiards MostParsingVex 💎 147
Emirp Numbers (Long) alphafalfa 67