Reset

Hints

Check {{errCnt}} errors!


Solve

1-9 to be entered

sum of below \

\ sum to the right

solve mode

notes mode

{{ notes[ix][iy].includes(""+(ir*3+ic)) ? ir*3+ic : "" }}

No grid data available...

• White Cells should be filled with Numbers 1 to 9.
• Numbers must be unique in each horizontal or vertical Group, and add up to the indicated Sum.
• n\ is the sum for the column below, \n is the sum for the row to the right.

 

 

• click on a Cell to switch modes. Solved number vs Possible numbers.
• In Solve mode type in a number or "Delete". For now Notes are not re-instated on Delete.
• In Notes mode type in a number to add, type again to remove.
• click Hints button for clues. Hover over group sums for combinations.

 

 

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