7 4 9 6 8 1 2 3 1 5 5 6 1 3 9 1 4 6 2 5 7 8 4 8 4 7 5 8 2 22-09-2020.......moyen 22-09-2020 www.daily-sudoku-puzzle.com

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