18 ms·

In the limit of very large puzzles, N/5 is right. # . . . . # . . . . # . . . # . . . . # . . . . . . . . # . . . . # . . . # . . . . # . . . . # . .

by gjm11 6y ago

In the limit of very large puzzles, N/5 is right. # . . . . # . . . . # . . . # . . . . # . . . . . . . . # . . . . # . . . # . . . . # . . . . # . . . # . . . . # . . . # . . . . # . . . . # . . . # . . . . # . . . . . . . . # . . . . # . . . # . . . . # . . . . # . . . # . . . . # . . . # . . . . # . . . . # . . . # . . . . # . . . .