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+ow to beat 6WU WV ±

/ike Sudoku, no sinJle number can repeat in an\ row or column %ut rows and columns are diYided b\ black sTuares into FRPSDUWPHQWV These need to be filled in with numbers that complete a µstraiJht¶ $ VWUDLJKW is a set oI numbers with no Japs but can be in an\ order, eJ > , , , @ &lues in black cells remoYe that number as an option in that row and column, and are not part oI an\ straiJht *lance at the solution to see how µstraiJhts¶ are Iormed