hard 9×9 Set 67 Form Exercise

Complete the sudoku grid (9x9): each row, column, and box must contain each digit exactly once. Grid: [_ 2 _ _ | _ 3 1 _ | _ 4 2 _ | 2 1 _ _]

Show answer

Answer: 1 2 3 4 | 4 3 1 2 | 3 4 2 1 | 2 1 4 3

SubType
sudoku
Difficulty
hard
Grid
  • [0,2,0,0]
  • [0,3,1,0]
  • [0,4,2,0]
  • [2,1,0,0]
SolvedGrid
  • [1,2,3,4]
  • [4,3,1,2]
  • [3,4,2,1]
  • [2,1,4,3]
GridSize
4