2 1 9 6 8 7 5 1 3 4 9 8 8 5 7 2 9 2 3 4 1 6 8 1 5 7 2 3 27-06-2017.......schwer 27-06-2017 www.daily-sudoku-puzzle.com

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