# Step-by-Step Solutionfor Saturday 6th August Medium

## After

First step:
Add in all possible valid pencilmarks.

Number 5 is the only value possible in cell (2,5).

Single Candidate

Number 2 is the only value possible in cell (1,6).

Single Candidate

Number 6 is the only value possible in cell (1,5).

Single Candidate

Number 7 is the only value possible in cell (2,6).

Single Candidate

Number 8 is the only value possible in cell (3,4).

Single Candidate

Number 7 is the only value possible in cell (3,3).

Single Candidate

Number 3 is the only value possible in cell (6,6).

Single Candidate

Number 5 is the only value possible in cell (7,6).

Single Candidate

Number 2 is the only value possible in cell (9,4).

Single Candidate

Number 7 is the only value possible in cell (4,4).

Single Candidate

Number 5 is the only value possible in cell (5,4).

Single Candidate

Number 6 is the only value possible in cell (8,4).

Single Candidate

Number 3 is the only value possible in cell (8,5).

Single Candidate

Number 1 is the only value possible in cell (9,5).

Single Candidate

Number 2 is the only value possible in cell (4,5).

Single Candidate

Number 9 is the only value possible in cell (6,5).

Single Candidate

Number 1 is the only value possible in cell (5,6).

Single Candidate

For row 7, number 1 is only possible in cell (1,7)

Single Position

For row 1, number 1 is only possible in cell (4,1)

Single Position

For row 2, number 1 is only possible in cell (3,2)

Single Position

For row 3, number 6 is only possible in cell (5,3)

Single Position

For row 2, number 5 is only possible in cell (1,2)

Single Position

For row 3, number 2 is only possible in cell (8,3)

Single Position

For box 3, candidates for 9 are all in column 9, so you can remove candidates from other blocks.

Candidate Lines

Number 7 is the only value possible in cell (9,7).

Single Candidate

For column 8, Number 7 is only possible in cell (8,2)

Single Position

For box 3, candidates for 4 are all in column 7, so you can remove candidates from other blocks.

Candidate Lines

For box 7, candidates for 8 are all in column 2, so you can remove candidates from other blocks.

Candidate Lines

For row 2, number 8 is only possible in cell (6,2)

Single Position

Number 7 is the only value possible in cell (6,1).

Single Candidate

Number 6 is the only value possible in cell (6,9).

Single Candidate

Number 2 is the only value possible in cell (6,7).

Single Candidate

Number 6 is the only value possible in cell (7,7).

Single Candidate

Number 5 is the only value possible in cell (3,9).

Single Candidate

Number 6 is the only value possible in cell (3,8).

Single Candidate

Number 3 is the only value possible in cell (9,9).

Single Candidate

Number 2 is the only value possible in cell (7,8).

Single Candidate

Number 5 is the only value possible in cell (9,8).

Single Candidate

Number 4 is the only value possible in cell (4,9).

Single Candidate

Number 3 is the only value possible in cell (4,3).

Single Candidate

Number 4 is the only value possible in cell (5,1).

Single Candidate

Number 3 is the only value possible in cell (7,1).

Single Candidate

Number 2 is the only value possible in cell (5,2).

Single Candidate

Number 4 is the only value possible in cell (7,2).

Single Candidate

Number 3 is the only value possible in cell (2,2).

Single Candidate

Number 9 is the only value possible in cell (5,7).

Single Candidate

Number 4 is the only value possible in cell (8,7).

Single Candidate

Number 8 is the only value possible in cell (2,7).

Single Candidate

Number 8 is the only value possible in cell (4,8).

Single Candidate

Number 3 is the only value possible in cell (5,8).

Single Candidate

Number 9 is the only value possible in cell (8,8).

Single Candidate

Number 4 is the only value possible in cell (2,8).

Single Candidate

Number 9 is the only value possible in cell (2,3).

Single Candidate

Number 8 is the only value possible in cell (1,1).

Single Candidate

Number 9 is the only value possible in cell (9,1).

Single Candidate

Number 4 is the only value possible in cell (1,3).

Single Candidate

Number 8 is the only value possible in cell (9,3).

Single Candidate

Number 9 is the only value possible in cell (1,9).

Single Candidate

Number 7 is the only value possible in cell (5,9).

Single Candidate

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