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
Fibonacci CaedenHarper 169
Tongue-twisters CaedenHarper 541
Ascending Primes CaedenHarper 🥈 616
Gijswijt’s Sequence CaedenHarper 3,004
Emirp Numbers (Long) CaedenHarper 1,400
Sierpiński Triangle CaedenHarper 574
Diamonds CaedenHarper 1,196
Leyland Numbers CaedenHarper 997
Niven Numbers (Long) CaedenHarper 8,980
Pascal’s Triangle CaedenHarper 793
Evil Numbers (Long) CaedenHarper 2,455
Pernicious Numbers (Long) CaedenHarper 24,918
Recamán CaedenHarper 1,151
Collatz CaedenHarper 4,230
Van Eck Sequence CaedenHarper 3,559
Odious Numbers (Long) CaedenHarper 2,449
Leap Years CaedenHarper 880
Divisors CaedenHarper 1,270
Abundant Numbers (Long) CaedenHarper 1,214
Niven Numbers CaedenHarper 128
Foo Fizz Buzz Bar CaedenHarper 6,723
Inventory Sequence CaedenHarper 3,627
Prime Numbers CaedenHarper 100
Evil Numbers CaedenHarper 99
Odious Numbers CaedenHarper 103
Lucky Numbers CaedenHarper 5,824
Pernicious Numbers CaedenHarper 139
Smith Numbers CaedenHarper 2,204
Arithmetic Numbers CaedenHarper 45,334
Happy Numbers CaedenHarper 143
12 Days of Christmas CaedenHarper 2,486
Emirp Numbers CaedenHarper 176
Happy Numbers (Long) CaedenHarper 699
Prime Numbers (Long) CaedenHarper 7,181
Christmas Trees CaedenHarper 604
Kolakoski Sequence CaedenHarper 2,005
Vampire Numbers CaedenHarper 1,230
Look and Say CaedenHarper 1,303
Abundant Numbers CaedenHarper 213
Kaprekar Numbers CaedenHarper 🥈 512
Farey Sequence CaedenHarper 5,133
Number Spiral CaedenHarper 314
99 Bottles of Beer CaedenHarper 12,188
Cubes CaedenHarper 🥉 4,216
Rule 110 CaedenHarper 15,956
N Queens CaedenHarper 🥉 1,398
24 Game CaedenHarper 🥉 13,798
Polyominoes CaedenHarper 🥇 4,834
ASCII Table CaedenHarper 296
Tutorial voytxt 107
Fibonacci desecaw13 74
Catalan Numbers CaedenHarper 2,976
ROT13 AlephSquirrel 🦄 111
Rijndael S-box CaedenHarper 🥈 788
𝑒 CaedenHarper 1,007
√2 CaedenHarper 1,007
φ CaedenHarper 1,007
τ CaedenHarper 1,007
π CaedenHarper 1,007
λ CaedenHarper 1,007
γ CaedenHarper 1,007
ln 2 CaedenHarper 1,007
Kolakoski Constant CaedenHarper 1,007
Factorial Factorisation CaedenHarper 🥈 866
Catalan’s Constant CaedenHarper 🥉 1,007
Fizz Buzz CaedenHarper 🥈 97
Quine CaedenHarper 🥇 14
Foo Fizz Buzz Bar mu-suwi 144
Fizz Buzz mu-suwi 115
λ JunkIce 1,009
Fibonacci HumanoidCPU 318
Hexagonal Spiral Shanethegamer 1,374
𝑒 madeforlosers 1,009
Tutorial duckyluuk 114
Mandelbrot Shanethegamer 10,049