Doc's EXTREME Daily Sudoku
31 July 2022
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Hidden rectangle
Hidden rectangle
Empty rectangle (hinge)
Finned X wing
Finned Swordfish
Turbot fish
Discontinuous Nice Loop
Discontinuous Nice Loop
Discontinuous Nice Loop
Discontinuous Nice Loop
Discontinuous Nice Loop
Empty rectangle (hinge)
XYZ Wing
Finned X wing
W wing
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