ISBN-13: 9781544649597 / Angielski / Miękka / 2017 / 138 str.
ISBN-13: 9781544649597 / Angielski / Miękka / 2017 / 138 str.
Patchwork (also known as -Tatami-) consists of a square grid divided into regions (-rooms-). Each room must be filled with each of the digits from 1 to the number of cells in the room. Every row and every column must contain the same amount of each digit. Same digits must not be orthogonally adjacent.