Place digits 1–7 in the grid so that each digit appears exactly once in every row and every column.
There are no standard boxes. There are only four leaves; each leaf consists of 7 cells and contains the digits 1–7 exactly once.
Cells that are not part of any leaf need only follow the row and column rules.
7x7 clover sudoku: 000U8E.
7x7 clover sudoku 2: 000UA8.
7x7 clover sudoku 4: 000UMX.
Solution code: Enter the digits in row 7.
on 31. August 2026, 08:09 by Todd
add link
on 12. August 2026, 22:30 by SanFranSam
A bit harder than the first two, but still nice overall. (≧◡≦)
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