Skyscrapers

From WPC unofficial wiki
Jump to navigation Jump to search

Rules

Skyscrapers Example.png Skyscrapers Example Solution.png

Place a number from 1 to X (integers only) into each cell so that each number appears exactly once in each row and column. (X is the number of cells in each row.) Each number represents a skyscraper of its respective height. The numbers outside the grid indicate how many skyscrapers can be seen in the respective row or column from the respective direction; smaller skyscrapers are hidden behind higher ones.

(Rules and example from PGP IB)

History of the puzzle

Invented by Masanori Natsuhara (Japan) in 1992 on the Puzzler magazine. Originally entitled "ビルディングシティパズル" (Building City Puzzle).

Variants

See List of Skyscrapers variants.

Appearances in the past WPCs

References