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JMP
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You can use the

1,5,1 column (number 9), because the bottom row block cannot house the 5, which limits it at the top of the column.

Then:

the five block must start in at least row 3 and at most row 5, and this means rows 5,6,7 of column 9 can be filled.

You can use the

1,5,1 column (number 9), because the bottom row block cannot house the 5, which limits it at the top of the column.

You can use the

1,5,1 column (number 9), because the bottom row block cannot house the 5, which limits it at the top of the column.

Then:

the five block must start in at least row 3 and at most row 5, and this means rows 5,6,7 of column 9 can be filled.

Source Link
JMP
  • 35.7k
  • 7
  • 79
  • 152

You can use the

1,5,1 column (number 9), because the bottom row block cannot house the 5, which limits it at the top of the column.