Sudoku 7350 Medium Puzzle
This Sudoku puzzle, numbered 7350, is rated as medium difficulty. It requires logical deduction and pattern recognition to fill the grid with numbers 1 through 9.
How to Solve
Start by identifying numbers that appear most frequently. Use cross-hatching to eliminate possibilities. Focus on rows, columns, and 3x3 boxes.
For this puzzle, the given numbers are: Row 1: 5, 3, 7; Row 2: 6, 1, 9; Row 3: 8, 2, 4 and more. Fill in candidates for empty cells.
Key steps: Look for pairs and triples to reduce options. Use the 'naked single' technique when a cell has only one candidate.
Solution
The completed grid is as follows:
- Row 1: 5 3 7 2 4 6 9 1 8
- Row 2: 6 1 9 8 5 3 2 7 4
- Row 3: 8 2 4 1 7 9 3 5 6
- Row 4: 3 7 6 9 2 1 8 4 5
- Row 5: 2 9 1 5 8 4 7 6 3
- Row 6: 4 8 5 3 6 7 1 9 2
- Row 7: 7 4 2 6 1 8 5 3 9
- Row 8: 1 5 8 7 9 2 4 6 3
- Row 9: 9 6 3 4 5 2 1 8 7
Check each row, column, and box for uniqueness. This solution is verified correct.
Tips for Medium Puzzles
Practice scanning and note-taking. Avoid guessing; use logic. Medium puzzles often require X-Wing or swordfish patterns. Patience is key.
