4 7 3 5 7 4 3 8 3 6 1 7 6 5 4 8 9 9 1 2 9 5 4 1 1 2 8 7 7 4 1 2 6 2 9 4 18-12-2016.......easy 18-12-2016 www.daily-sudoku-puzzle.com

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

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