Anti-King Irregular Skyscraper Sudoku
Anti-King Irregular Skyscraper Sudoku Rules：
Skyscraper Sudoku contains clues around the edge. The task is to place digits in the grid. Each digit represents the height of the skyscraper in each cell. The numbers outside the grid represent the number of skyscrapers seen from the corresponding direction.
Anti-King Irregular Skyscraper Sudoku Additional Rules：
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Anti-King Sudoku ("Touchless Sudoku") equal digits can be neither orthogonally nor diagonally adjacent.
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Irregular Sudoku Rule: Each row, column, and irregularly shaped block must contain all the digits (1-9) without repetition. This is the key difference.
Anti-King Irregular Skyscraper Sudoku puzzle：
Anti-King Irregular Skyscraper Sudoku solution：
