4 5 9 3 9 5 6 1 7 4 1 2 3 7 5 2 9 1 6 4 3 2 4 8 6 9 6 8 2 1 21-01-2017.......medium 21-01-2017 www.daily-sudoku-puzzle.com

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

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