March 2, 2016

Puzzle 102 - Chaos

Rules
Fill the grid with digits from 1 to 4.
There cannot be three horizontally, vertically or diagonally consecutive identical digits.
Identical digits cannot be a chess knight's move apart.


February 22, 2016

Puzzle 099 - Tight Fit Skyscrapers


Rules:

Enter a digit in every area divided by horizontal/vertical/diagonal lines, so that every row/column contains each digit from 1 to N exactly once, where N is the number of digits to be filled in that row/column. Except for that apply Skyscrapers rules. (quoted from Toketa vol.3)