4 2 1 3 5 4 9 2 8 1 2 4 1 8 3 9 1 5 6 9 7 5 5 9 3 2 6 8 7 22-12-2017.......medium 22-12-2017 www.daily-sudoku-puzzle.com

7 4 9 2 8 1 3 5 6 8 1 3 5 6 4 7 2 9 2 5 6 7 9 3 8 4 1 6 2 5 4 7 9 1 8 3 4 7 8 1 3 6 5 9 2 3 9 1 8 2 5 4 6 7 9 8 7 3 4 2 6 1 5 5 6 4 9 1 7 2 3 8 1 3 2 6 5 8 9 7 4

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