対角線ナンプレ むずかしい No.266
Every column, row and bold 3×3 box, and each of the 2 coloured diagonals, holds each digit 1 to 9 once.
Diagonal Sudoku Hard No.266puzzlelounge.app/nanpure
821716972342868391541281
Every column, row and bold 3×3 box, and each of the 2 coloured diagonals, holds each digit 1 to 9 once.
See the answer
821965473376842159945371826197286534253194768684753912532418697718629345469537281
Answer to Diagonal Sudoku Hard No.266
821965473376842159945371826197286534253194768684753912532418697718629345469537281
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