WPC 2022/Round 11

Duration: 45 minutes. Total point value: 450 points. Round winner: Ken Endo (Japan), 590 points.

Puzzles

Each puzzle has an additional (anti)knight constraint of some kind.

All puzzles in this round were written by Michał Stajszczak.

TODO add example puzzles

1.	Makaro, 30 points

Two of the same number may not be a knight’s move apart.

2.	Easy as ABC, 70 points

Two of the same letter may not be a knight’s move apart.

3.	Skyscrapers, 80 points

Two of the same number may not be a knight’s move apart.

4.	Fuzuli, 110 points

Two of the same number may not be a knight’s move apart.

5.	Tents, 25 points

Two tents may not be a knight’s move apart.

6.	Battleships (Knight Loop), 65 points

Draw a loop connecting centers of the cells, and each two consecutive centers are a knight’s move apart. The loop must visit every cell occupied by a ship exactly once and cannot visit any other cells.

7.	Star Battle, 70 points

Two stars may not be a knight’s move apart.