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
Proximity Grid targrik 170
Trinomial Triangle HumanoidCPU 2,072
Mahjong targrik 🥈 306
United States MeWhenI 126
Tic-tac-toe MeWhenI 101
Roman to Arabic targrik 132
Transpose Sentence targrik 105
Emojify targrik 🥉 194
λ targrik 721
√2 targrik 718
CSS Colors targrik 1,445
ROT13 KasperKivimaeki 46
Catalan Numbers targrik 🥈 321
ln 2 targrik 719
Kolakoski Constant targrik 722
Catalan’s Constant targrik 723
φ targrik 722
Prime Numbers (Long) CaedenHarper 51
Prime Numbers CaedenHarper 50
Lucky Tickets targrik 229
Repeating Decimals targrik 208
Reversi targrik 252
Tutorial Salutations45 70
Polyominoes targrik 🥉 405
Tic-tac-toe targrik 146
Fibonacci desecaw13 54
Jacobi Symbol targrik 150
Game of Life targrik 176
Vampire Numbers targrik 213
Recamán targrik 54
Catalan Numbers CaedenHarper 2,877
Diamonds Lydxn 🥇 67
Kaprekar Numbers targrik 115
Leyland Numbers targrik 🥉 79
Rijndael S-box targrik 205
Card Number Validation targrik 89
Calendar targrik 213
Arithmetic Numbers targrik 78
brainfuck targrik 167
Fractions targrik 101
Prime Numbers (Long) Lydxn 🥉 46
Prime Numbers Lydxn 🥉 45
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
Zodiac Signs targrik 192
𝑒 targrik 84
Kolakoski Sequence targrik 78
Highly Composite Numbers targrik 277
ROT13 primo-ppcg 🥇 40
Pangram Grep targrik 105
Smith Numbers targrik 190
Odious Numbers targrik 44
Evil Numbers targrik 44
Gijswijt’s Sequence targrik 147
Time Distance targrik 311
Pernicious Numbers voytxt 36
12 Days of Christmas ZedricVeran 704
λ JunkIce 1,008
99 Bottles of Beer DialFrost 🥉 203
Rule 110 targrik 124
Medal Tally targrik 203
Prime Numbers sean-niemann 46
Seven Segment targrik 167
Zeckendorf Representation targrik 105
Spelling Numbers targrik 413