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Rules of 'Skyscraper Sudoku'

Place numbers in the grid such that each row, column and 3x3 box contain the numbers 1 to 9. Each number represents the height of the skyscraper in each cell. The digits outside the grid indicate the number of skyscrapers seen from the corresponding direction.

EXAMPLE:


UNIQUE SOLUTION:

1 comment:

Rohan said...

This is one of the most interesting and common variations of sudoku.
Some of the grids can really become challenging.