3 8 8 1 4 6 2 2 6 3 1 5 5 9 2 3 8 7 7 9 8 2 9 5 3 4 8 1 30-10-2017.......schwer 30-10-2017 www.daily-sudoku-puzzle.com

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3=>(2,8) | 2=>(4,3) | 8=>(8,3) | 8=>(5,5) | 1=>(8,6) | 8=>(4,9) | 8=>(3,7) | 2=>(9,8) | 9=>(2,2) | 3=>(4,2) | 4=>(5,6) | 7=>(5,8) | 9=>(9,1) | 4=>(4,1) | 9=>(4,6) | 3=>(6,6) | 7=>(8,2) | 6=>(8,8) | 7=>(9,7) | 7=>(3,1) | 7=>(2,4) | 5=>(2,7) | 5=>(3,6) | 4=>(3,8) | 5=>(6,4) | 2=>(1,6) | 5=>(7,9) | 7=>(1,9) | 6=>(1,7) | 1=>(3,5) | 9=>(3,9) | 1=>(1,8) | 6=>(4,4) | 7=>(4,5) | 1=>(5,4) | 2=>(7,4) | 2=>(6,5) | 4=>(6,7) | 9=>(6,8) | 9=>(1,5) | 1=>(7,2) | 6=>(5,2) | 4=>(9,4) | 1=>(6,1) | 6=>(6,9) | 6=>(7,1) | 4=>(1,2) | 5=>(9,2) | 4=>(7,3) | 6=>(9,5) | 5=>(1,3) | 3=>(9,3) | 3=>(7,5) |