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Daily Sudoku Answer 



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Apr 11 - Hard
Puzzle Copyright © Kevin Stone

Share link – www.brainbashers.com/s068781



Reasoning 



R1C2 is the only square in row 1 that can be <5>

R1C8 is the only square in row 1 that can be <2>

R2C3 is the only square in row 2 that can be <6>

R4C2 is the only square in row 4 that can be <2>

R5C9 is the only square in row 5 that can be <5>

R5C8 is the only square in row 5 that can be <6>

R6C6 is the only square in row 6 that can be <5>

R6C1 is the only square in row 6 that can be <7>

R8C4 is the only square in row 8 that can be <7>

R8C1 is the only square in row 8 that can be <5>

R7C4 is the only square in row 7 that can be <5>

R7C1 is the only square in column 1 that can be <1>

R2C7 is the only square in column 7 that can be <8>

R2C8 is the only square in column 8 that can be <1>

Intersection of row 4 with block 5. The value <8> only appears in one or more of squares R4C4, R4C5 and R4C6 of row 4. These squares are the ones that intersect with block 5. Thus, the other (non-intersecting) squares of block 5 cannot contain this value.

R5C5 - removing <8> from <1489> leaving <149>

Intersection of row 7 with block 8. The value <8> only appears in one or more of squares R7C4, R7C5 and R7C6 of row 7. These squares are the ones that intersect with block 8. Thus, the other (non-intersecting) squares of block 8 cannot contain this value.

R9C5 - removing <8> from <4689> leaving <469>

Intersection of row 7 with block 9. The value <3> only appears in one or more of squares R7C7, R7C8 and R7C9 of row 7. These squares are the ones that intersect with block 9. Thus, the other (non-intersecting) squares of block 9 cannot contain this value.

R8C7 - removing <3> from <134> leaving <14>

R8C9 - removing <3> from <13469> leaving <1469>

R5C7 is the only square in column 7 that can be <3>

R5C5 is the only square in row 5 that can be <1>

R5C3 is the only square in row 5 that can be <4>

R6C3 is the only square in row 6 that can be <3>

R8C3 can only be <9>

R8C6 can only be <4>

R9C1 can only be <8>

R8C7 can only be <1>

R8C9 can only be <6>

R4C7 can only be <4>

R8C2 can only be <3>

R9C2 can only be <6>

R5C1 can only be <9>

R9C5 can only be <9>

R9C8 can only be <4>

R6C5 can only be <4>

R7C6 can only be <8>

R6C8 can only be <9>

R4C5 can only be <8>

R5C2 can only be <8>

R7C8 can only be <3>

R4C9 can only be <1>

R7C5 can only be <6>

R7C9 can only be <9>

R3C2 can only be <9>

R3C6 can only be <2>

R3C1 can only be <3>

R2C6 can only be <9>

R4C4 can only be <9>

R2C4 can only be <4>

R3C5 can only be <7>

R2C1 can only be <2>

R3C9 can only be <4>

R1C5 can only be <3>

R3C4 can only be <8>

R2C9 can only be <3>

R1C9 can only be <7>



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