Unique Number

Unique Number:
Goal: Block the grid so that all numbers in each row and column can only appear once.
Each puzzle is composed of a square grid filled with squares, and each square is filled with a number. The purpose of the game is to cover the squares:
•Ensure that there are no duplicate numbers in each row and column.
•Blocked squares cannot be horizontally or vertically adjacent.
•When the puzzle is solved, the unobstructed squares can form a single continuous area.